Download DLP-USB245M User Manual Rev 1.1

Transcript
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Copyright © DLP Design 2002
Page 1 of 15
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Copyright © DLP Design 2002
Page 2 of 15
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M.T
.100 User
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WW .100Y
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WW .100Y.C M.TW
WW .100Y.C M.TW
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WW .100Y.C M.TW
WW .100Y.C M.TW
WW .100Y.C M.TW
Table W
1 - DLP-USB245M
PINOUT DESCRIPTION
O
WW 00Y.CO .TW
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C
.
W
W
W
Y
W
W
M
.1
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00
W.1 Y.COM W
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W.1 Y.COM W
W
W
W
W
.T
00
W
M
.1
.T
00
W.1 Y.COM W
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W.1 Y.COM W
W
W
W
W
.T
W
.100
W.1 Y.COM W
M.T
.100
OM
W
O
W
W
C
.
W
C
W
Y
W
.T
W
W
WW .100Y.
.100
M.T
.100
OM
W
M.T
O
W
C
.
O
W
W
C
W
Y
W
WW .100Y.
.TW
WW .100Y.C M.TW
M.T
.100
M
O
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C
.
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WW .100Y
.TW
WW .100Y.C M.TW
WW .100Y.C M.TW
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W
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C
.
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.1
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W.1 Y.COM W
W
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W
W
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00
W
W.1 Y.COM W
M.T
.100
W.1 Y.COM W
O
W
W
W
C
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W
.T
W
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WW .100Y
.100
.TW
100
M
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W
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.TW
W
.TW
100
00Y
WW .100Y.C M.TW
M
.
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WW .100Y.C M.TW
WW .100Y.C M.TW
WW .100Y.C M.TW
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WW .100Y.C M.TW
WW .100Y.C M.TW
WW .100Y.C M.TW
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WW .100Y.C M.TW
WW .100Y.C M.TW
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W
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C
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W.1 Y.COM W
W
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W.1 Y.COM
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W
W
W
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WW .100Y
M.T
.100
W.1 Y.COM
M.T
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W
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.
W
W
WW .100Y
WW .100Y.C M.TW
.100
M.T
OM
W
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C
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C
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W
Pin#
Description
C
W
.
0
Y
W
W
.T
10
00
WW .100Y
.TW
.1DLP-USB232M.
O
M
OM High for DLP- WW.
W
O
1
BOARD ID (Out) Identifies
the
board
as
either
a
DLP-USB245M
or
W
C
.
W
C
W
.
0Y.C
Y
W
W
W
0
0
Y
W
T
.
1
0
0
W
T
.
.
1
M
.
O
W
M
.10
USB232M and low for DLP-USB245M.
WW 00Y.CO .TW
WW .100Y.C
WW 00Y.CO .TW
W
W
M
.1
2
Ground
W
W.1 Y.COM W
WW 00Y.CO .TW
WW .100Y.C
W
W
W by an.1external
T
3
RESET# (In) Can be used
device
to
reset
the
FT245BM.
If
not
required
this
pin
must
.
1
00
M
.
M
WW 00Y.
W
WW 00Y.CO .TW
.CO .TW
W
W
Y
W
0
W
be tied to VCC.
.1
W.1 Y
M
.10
OM
W
O
W
W
C
.
W
C
W
Y
W
Winternal
W Stays high
00
Y. Generator.
W impedance
4
RESETO# (Out) Output ofWthe
Reset
M.Tafter
.100 for ~O2ms
W.1
M.T
.100
W
O
W
W
C
.
W 3.3v00output
W
Y of the.Tinternal
W
W starts
Y.Cthen clamps
VCC > 3.5v and the internalWclock
.100
.TW it’s outputWto theW
1
00up,
M
.
1
W
M
.
O
O
W
W
W
.C
W
WW
0Y.C Mis.TNOT
regulator. Taking RESET# low
also1force
to go high W
impedance.
Wwill
.1
.TW
10RSTOUT#
00Y RSTOUT#
.
M
.
O
W
O
WW
W
C
.
W
C
W
.
Y
W
W
W
Y
W
.T
affected by a USB Bus Reset.W
00
.T
W.
.100
W.1 Y.COM W
OM
W
W
W
C
.
W
W
5
Ground
W
Y
W
W
M.T
.100
W
M.T
.100
O
W
O
W
C
.
W
C
6
3V3OUT (Out) Output from the integrated
It’s primary purpose
is to0provide
the.TW
Y
WW
W
Y. regulator.
W
0
0
WW .L.D.O.
T
.
1
0
.
OM
OMRSTOUT# pin. A small
W 1 and
WW
internal 3.3v supply to the USB transceiver
amount
of.C
current .TW
.Cthe
Y
W
0
Y
W
0
0
WW .cell
T
0
M
.1
M.
O3.3v
W 1 external
WW 00Y.CO
C
.
(<= 5mA ) can be drawn from this pin
to
power
logic
if
required.
W
W
Y
W
W
.T
00
W.1
W.1 Y.COM W
7
Ground
W
W
W
W
M.T then high during USB suspend.
.100 viaOUSB,
8
SLEEP (Out) Goes Low after the device is configured
W
C
.
W
WW .100Y
M.T Logic Level
Can be used to control power to external logicW
using a P-Channel
O
WW .100Y.C
MOSFET switch.
W
WW
1
24
12
13
Copyright © DLP Design 2002
Page 6 of 15
WW .100Y.C M.TW
WW .100Y.C M.TW
WW 00Y.CO .TW
WW 00Y.CO .TW
W
W
W
T
.1
W.1 Y.COM W
M.
OM
W
O
W
C
.
W
C
W
Y
W
.T
W
Y.
W
.100
M.T
.100
OM
W
M.T
.100
O
W
C
.
O
W
W
C
W
Y
W
WW .100Y.
.TW
DLP-USB245M
Manual
WW .100Y.C M.TW
M.T
.100 User
M
O
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O
W
C
.
O
W
WW .100Y
.TW
WW .100Y.C M.TW
WW .100Y.C M.TW
M
O
W
O
W in USB
O (In) If the DLP-USB245M
W on this00pin
9 W SND/WUP
a positive W
edge
(WAKEUP)
.C suspend,
Y.C
.TW
WW is
.TW
1
00Y
WW .100Y.C M.TW
M
.
1
M
.
O
W
W
.C
W initiates aOremote wakeup sequence.
device
(not in suspend)
W
.CO is active
WW a .positive
.Tthis
00Y edgeMon
WW If.the
.TW
1
00Y
WW .100Y.C M.TW
1
M
O
W
O
W
C
.
Wpin (SEND)Ocauses the data in theWwrite buffer
theWnext USB
request
.toCbe sent.TtoWthe PC onW
YData-In
.TW
W
100
00Y
WW .100Y.C M.TW
M
.
1
M
.
O
W
W buffer.Y.CO
Ohow many bytes are inWthe
W
regardless of
WW .100Y.C M.TW
W
.TW
00
WW .100Y.C M.TW
1
M
.
W 18..25.
O
Wthe UART interface
10
VCC-IO
(In) 3.0
to
pins 10..12, 14..16
.CO .TW
O volt to +5.25 volt VCC
W
WW and
00Y
WW .100Y.C M.TW
1
WW .100Y.C M.TW
.
OM
W external
O to the 3.3v supply of
W
When
connect Y
VCC-IO
the
.Clogic,
O with 3.3v external logic
W
W interfacing
C
W
.
Y
W
C
W
.
0
W
W
W
.T
W
M.T
.10
.TW
100
00Y
M
.
O
1
W
M
.
O
W
C
.
otherwise
connect
O to VCC to drive out atW5v CMOSYlevel.
W
.C This.Tpin
Wmust be connected
0Y fromM.TW
WW .1to0VCC
W
00
WW .100Y.C M.TW
1
M
.
O
W
O
W
O or EXTVCC.
the target
W electronics
WW .100Y.C M.TW
WW .100Y.C M.TW
WW .100Y.C M.TW
O
WW 00Y.CO .TW
W
WW 00Y.CO .TW
C
.
W
W
W
Y
W
W
M
.1
.T
1 5.25 Volts)
00
OMto the module. Connect
11
EXTVCC
for
applying main powerW
(4.4
W.to
OM
WWto 00Y.CO .TW
W–.1(In) Use
C
.
C
W
.
Y
W
W
W
.T
W
.T powered byW
100 (typical
00Y is to
PORTVCC
the USB
configuration)
W.1 Y.COM W
Mbe
.if1module
OM
W.port
O
W
W
C
.
W
C
W
.
0
Y
W
.T
W
.T is to be powered
00
WW - .(Out)
.10the
.TW
12
PORTVCC
from
USB port. Connect
to
ifM
module
by
1EXTVCC
00YPower M
.
OM
1
W
O
W
C
.
O
W
W
C
.
Y
W
W adapterW
W(typical0configuration).
.TW
W current
USB W
port
500mA maximum
available
to
and target
.TUSB
100
00Y
0Y.C M.TW
M
.
1
M
.
O
1
W
.
O
W device
WW 00Y.CO .TW
WW .100Y.C M.TW
electronics
W for highWpower.
Y.C is configured
0
WWif USB
T
.
1
0
M
.
O
M
.1
O
W FIFO’s
WW
W
13
RXF# - (Out)
When low, atO
least 1 byte is present
in the
128-byte
receive
and
is ready
W bufferW
0Y.C M.TW
Y.C
0
0
WW
T
.
1
0
WW .100Y.C M.TW
.
1
.
O
W
OM
W
WWbuffer
to be read with
RD#. RXF# O
goes high when the W
receive
is.C
empty.
W
Y
WW .100Y.C M.TW
0
T
.
0
WW .100Y.C M.TW
M
.1
O 385 byte transmit buffer
14
WW 00Y.CO .TW
W the FIFO’s
TXE# - WhenW
high,
is full, orYbusy
the last byte
written.
.CO storing
WW
C
W
.
W
W
0
Y
W
T
.
0
0
W
.T
W.1 Y.COM
Mtransmit
.10data
OM
W.1 is high.
O
W
C
Do not attempt W
to W
write
to
the
buffer
when
TXE#
.
W
C
W
.
Y
W
W
W
.T
W
M.T
.100
1800data lines
00aYhigh toMa.T
M
.
O
1
W
.
O
W
C
15
WR (In) When taken
from
low
state,
WR
reads
the
and
writes
the
byte
into
.
O
W
WW .100Y
.
WW .100Y.C M.TW
WW .100Y.C M.TW
OM
W
O
W
C
the FIFO’s transmit buffer.
Data.Cwritten
to the transmit buffer
is
sent
to
the
host
PC
within
the
TX
.
O
W
W
C
.
Y
W
W
WW .100Y
.TW
WW .100Y
.100
Mby
OM
W
M.Tplaced in the RS-232
O
W
C
buffer timeout value ( default
16mS
)
and
buffer
opened
the
application
.
O
W
W
C
.
Y
W
C
W
.
0
Y
W
W
0
W
.T
WW .100Y
.1to00be reprogrammed
W.1 Y.CO
M.T
OM
W
program. Note : The FT245BM
allows
the
TX
buffer
timeout
value
to
a
value
O
W
W
C
.
W
C
Y
W
W
.TW
WW .100Y.
.100
.TW
M
.100the SND
O
W
Mapplicaton
O
W
between 1 and 255mSW
depending
on
the
requirement,
also
pin
can
be
used
to
O
W
W
C
.
Y.C
W
W
.C
0
Y
W
W
0
0
Y
W
T
.
1
0
0
W
T
.
M
.1
M.
.10TX bufferOregardless
send any remaining dataW
inW
the
of the timeout
WW 00Y.C
.CO .TW
WWvalue.
C
.
Y
W
W
0
Y
W
0
W
.T
00
W.1 Y.
16
RD# (In) When pulled low, RD#
data lines from a highWimpedance
OMto the current
W.1 Y.state
O8M
W
W.1takesYthe
C
C
W
.
W
W
.T
W buffer..1Taking
.100
.TWreturns theW
1to00a high O
00
M
.
byte in the FIFO’s receive
RD#Mhigh
data pins
impedance
state
W
W
O
W
.C
W
.C FIFO
WW .100Y
WW
and prepares the next byte
(if available)
.TWto be read.W W.100Y OM.TW
00Y in theM
1
W
.
O
W
WW .100
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W
WW .100Y.C M.TW
17
D7 I/O Bi-directional DataW
Bus
# 700Y.C
T
.
WW
W#.16 Y.COM W
WW 00Y.CO .TW
W
W
18
D6 I/O Bi-directional Data Bus
Bit
W
W
.1
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.100
W.1 Y.COM W
OM
WW
W
19
D5 I/O Bi-directional Data Bus Bit
#5
W
C
.
W
W
W
W
.T
00
W
.T
00Y
W.
W.1 Y.COM W
OM
20
D4 I/O Bi-directional Data Bus BitW
#W
4 .1
W
W
C
.
W
W
W
.T
0Y
W
.100
W
M.T
21
D3 I/O Bi-directional Data Bus Bit # 3W.10
OM
W
O
C
.
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C
W
.
Y
WW
W
W
0
Y
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T
.
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.
22
D2 I/O Bi-directional Data Bus Bit # 2
W.1 Y.COM W
WW 00Y.CO .TW
W
W
0
W
T
.
23
D1 I/O Bi-directional Data Bus Bit # 1
0
W.1 Y.COM
W.1 Y.COM W
W
W
W
24
D0 I/O Bi-directional Data Bus Bit #W0
.100
M.T
.100
W
O
W
WW
WW .100Y.C M.TW
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WW .100Y.C M.TW
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WW .100Y.C
W
WW
Copyright © DLP Design 2002
Page 7 of 15
WW .100Y.C M.TW
WW .100Y.C M.TW
WW 00Y.CO .TW
WW 00Y.CO .TW
W
W
W
T
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.
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DLP-USB245M
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WW
M.T
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100
0Configuration
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.
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.
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WW .100Y.C M.TW
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WW .100Y.C M.TW
WW .100Y.C M.TWMicrocontroller
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100
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WW .100USB
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WW .100Y.C Figure
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itsW
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WW .100Y.C M.T
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power devices
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WW .100Y.C
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WW 00Y.CO .
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WWdraw0no
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0
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WW 00Y.CO
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W
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the
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W
Y
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00
W
10
W.1 Y.COM
M.T
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W.1 Y.COM W
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Copyright © DLP Design 2002
Page 8 of 15
WW .100Y.C M.TW
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Copyright © DLP Design 2002
Page 9 of 15
WW .100Y.C M.TW
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Copyright © DLP Design 2002
25
ns
Ns
Page 10 of 15
WW .100Y.C M.TW
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WW .100Y.C .10
.TW
WW .100Y.C M.TW
M
O
W
O typ)
W
O
(2.54
W
WW .100Y.C M.TW
WW .100Y.C M.TW
WWtyp .100Y.C M.TW
.235
O
W
O
W
WW .100Y.C M.TW
WW 00Y.CO .TW
(6.0Wtyp)
WW .100Y.C M.TW
WW 00Y.CO .TW
W.1 Y.COM W
WW 00Y.CO .TW
W
W
W
W
M
.1
.T
00
W.1 Y.COM W
WW 00Y.CO .T
W.1 Y.COM W
W
W
W
W
.T
00
W
W.1 Y.COM
M.T
.100
W.1 Y.COM W
O
W
W
W
C
.
W
.
W
00
W
WW .100Y
M.T
.100 .65 typ
W.1 Y.COM
M.T
O
W
O
W
W
C
.
W
0Y typ)M.TW
WW .10(16.5
WW .100Y.C M.TW
.100
OM
W
O
W
C
.
O
W
W
C
.
Y
W
C
W
.
0
Y
W
W
0
W
.T
WW .100Y
.100
W.1 Y.CO
M.T
OM
W
O
W
W
C
.
W
C
W
Y
W
W
W
WW .100Y.
.100
M.T
.100
O
W
M.T
O
W
O
W
W
C
.
Y.C
W
W
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0
Y
W
W
W
0
0
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W
T
.
1
0
0
W
T
.
.
0
M
.1
.50 typ
WW 00Y.C
W.1 Y.COM W
WW 00Y.CO .TW
W
W
W
W
(12.7 typ)
.1
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00
.1
OM
W
WW 00Y.
W.1 Y.COM W
C
.
.32
typ
W
W
Y
W
W
W
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W
100
.typ)
W.1 Y
M.T
.100
(8.0
OM
W
O
W
W
C
.
W
C
W
Y
W
W
00
W
WW .100Y.
M.T
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W.1
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O
W
O
W
W
C
.
W
WW .100Y
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WW .100Y.C M.TW
.100
M
W
O
W
O
W
W
W
WW .100Y.C M.TW
WW .100Y.C M.TW
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O
W
O
WW
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C
.
W
C
W
.
Y
W
W
W
W
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00
W
.
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W.1 Y.COM W
WW
W.1 Y.COM W
W
W
W
W
.T typ dia W W.100
M.T
W
M.52
.100
O
O
W
C
.
W
C
(13.2
W
Y
WW
Wtyp)
0
W
T
.
0
WW .100Y.
T
.
1
OM
W.
OM
W
WW .100Y.C M.TW
WW .100Y.C M.TW
O
W
O
W
WW .100Y.C
WW .100Y.C M.TW
W
WW 00Y.CO .TW
WW
.19 typW
dia
1
OM
W.
(.46 typ)
WW .100Y.C M.TW
W
.CO
.6 typ WW
00Y
1
.
.16 typ
.36 typ dia
(15.2 typ) WWW
(4.2 typ)
.7 typ
(17.8 typ)
Copyright © DLP Design 2002
(9.2 typ)
Page 11 of 15
WW .100Y.C M.TW
WW .100Y.C M.TW
WW 00Y.CO .TW
WW 00Y.CO .TW
W
W
W
T
.1
W.1 Y.COM W
M.
OM
W
O
W
C
.
W
C
W
Y
W
.T
W
Y.
W
.100
M.T
.100
OM
W
M.T
.100
O
W
C
.
O
W
W
C
W
Y
W
WW .100Y.
.TW
DLP-USB245M
Manual
WW .100Y.C M.TW
M.T
.100 User
M
O
W
O
W
C
.
O
WW .100Y
WW 00Y.C
.TW
WW .100Y.C M.TW
WAbsolute
M
.TW
Maximum
Ratings
O
1
W
M
.
O
W
O
W
WW .100Y.C M.TW
WW .100Y.C M.TW
WW .100Y.C M.TW
W
O
WW 00Y.CO .TW
W
.COdevice
Wthe
C
W
.
Y
W
W
W
0
Y
W
T
These
are
the
absolute
maximum
ratings
for
FT245BM
in
accordance
with
the Absolute Maximum Rating
.
W
M
.10
W.1 Y.COM W
M.T
.100
O
W
O
W
W
C
.
W
Wto the device.
.C Exceeding
Y
System
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W
.T
W these may
Wcause permanent
WW (IEC.160134).
.100
00Y
M.T
.100
OM
W
M.T
O
W
C
.
O
W
W
C
W
Y
W
WW .100Y.
.TW o
WW .100Y.C M.TW
M.T
.100
M
O
oW
O
W
C
• Storage
Temperature
…………………………………………………….
–65
C
to
+
150
C
O
W
W
Y.
W
.TW
Y.C
WW .100Y.C M.TW o
100
WW Temperature
M
.
.TWApplied )………………………………..
o
O
W
• AmbientW
(
Power
0
C
to
+
70
C
M
.100
O
W
.CO .TW
WW .100Y.C M.TW
WW .100Y.C M.TW
WW
00Y ……………………………………………….……..
• VCC
Supply.1Voltage
-0.5v
to
+6.00v
W
OM
WW 00Y.CO .TW
W
.CO .TW
W
C
.
Y
W
W
W
0
Y
W
• DC Input
-0.5v to VCC + 0.5v .1
0
W Voltage
M
00- Inputs ………………………………………………..
W
M.T
W.1 Y.COM W
.CO .TW
O
W
W.1 - High
Y
W
C
.
0
W
W
• DC Input
Voltage
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Bidirectionals
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to
VCC
+
0.5v
0
W
.T
00
W
.TW
00Y
W.1 Y.COM W
W.1 Y.COM 24mA
OM……………………………………………
W
W.1 – Y
W
C
• DC OutputW
Current
Outputs
W
.
W
.T
W
00
W
.T
W
00
M24mA
.100
W.1 Y.COM W
M.T BidirectionalsW………………….
O
W
O
• DC Output W
Current
Impedance
W
W.1 – Low
C
.
Y
W
W
.TW
0Y.C M.TW
W
M.T
.100
M
.100
O
W
.1( 0VCC
• Power Dissipation
= 5.25v
) .………………………………………
500mW
O
W
C
.
O
W
W
W
Y
W
W ) ………………………………
Y.C ( I .<T1uA
WW .100Y.C +/TW
.2000v
WW
M.T
.100
00Voltage
M
• Electrostatic
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O
1
W
M
.
O
W
C
W
.CO .TW
WW .100Y.
.TW
WW .100Y.C 100mA
.TW
WW ( Vi.1<000Y
M
M
• Latch Up Current
or Vi >OVcc
) …………………………………..
O
W
M
O
W
W
WW .100Y.C M.TW
WW .100Y.C M.TW
WW .100Y.C M.TW
O
W
O
W
O
W
WW .100Y.C M.TW
WW .100Y.C M.TW
WW .100Y.C M.TW
O
W
WW 00Y.CO .TW
WW .100Y.C M.TW
WW 00Y.CO .TW
W
W
M
.1
DC Characteristics ( Ambient
OM = 0 .. 70oC )
WW 00Y.CO .TW
W.1 Temperature
WW 00Y.CO .TW
C
.
W
W
W
Y
W
W
M
.1
.T
00
W.1 Y.COM W
WW 00Y.CO .T
W.1 Y.COM W
W
W
W
W
.T
00
W
W.1 Y.COM
M.T
.100
Operating Voltage and Current
W.1 Y.COM W
O
W
W
W
C
.
0
W
.
W
W
WW .100Y
100
M.T Conditions WW.10
OM
Parameter Description
Typ W.Max
Units
M.T Min
O
C
.
O
W
C
.
Y
W
Y
W
W
Y.C
WW 5.25
WWSupply
.100
Vcc1
VCC Operating
5.0
V M.T
.100
OM
W
.100VoltageOM.T 4.4
O
W
C
.
W
W
C
.
Y
W
C
W
.
0
Y
W
W
0
Y
WW Supply
Vcc2
VCCIO Operating
-W
5.25
V M.T
.100
W.1 Y.CO
M.T 3.0
.100Voltage
O
W
O
W
W
C
.
W
C
W
W
Y.
TW Operation
Icc1
Operating Supply
25 W
- .100Y mA M.Normal
WWCurrent
.100
O
W
M.T.100
O
W
O
W
W
C
.
Y.C
W400 00YuA
W
0
W
W
0
W
T
Icc2
Operating Supply
Current 00Y.C
350
USB
Suspend
.
1
WW
T
.
.
M
.1
WW 00Y.C
W.1 Y.COM W
WW 00Y.CO .TW
W
W
W
W
.1
.T
00
W.1 Y.COM W
WW 00Y.
W.1 Y.COM W
W
W
W
W
.T
FIFO IO Pin Characteristics ( VCCIO
W = 5.0v
.100
W.1 Y
M.T
.100)
OM
W
O
W
W
C
.
W
C
W
Y Conditions
W
WTyp
00
W
Parameter Description
Max
Units
WW .100Y. Min
M.T
.100
W.1
M.T
O
W
O
W
W
C
.
.C
W
Voh
Output Voltage High WW
4.9
WW .V100Y I source
.T=W2mA
.100
00Y 4.4 M.TWM
1
W
.
O
W
O
W
W
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0.1
0.7WW V 0Y.IC
sink = 4.T
mA
W
W
WW .100Y.C
.1
.TW
10
M
.
M
O
W
O
WW
C
Vin
Input Switching Threshold WW
1.1
1.5
1.9
V
Note
1
.
W
C
W
.
Y
W
W
W
.T
00
W
.T
00Y
W.
W.1 Y.COM W
OM 200
VHys
Input Switching Hysteresis WW.1
mV
W
W
C
.
W
W
Y
W
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W
.100
W
M.T
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OM
W
O
W
C
.
W
C
W
Y
WW
W
0
W
T
.
0
WW .100Y.
T
.
1
M
.
M
FIFO IO Pin Characteristics ( VCCIO = 3.3v W
) W
WW 00Y.CO .TW
.CO .TW
Y
W
0
W
0
M
.1
M
Parameter Description
Typ
Max
Units
W.1Min Y.CO
.CO
WW Conditions
Y
W
W
0
W
W
.T 3.2
10
100
Voh
Output Voltage High
-M
V WW
I .source = 2mA
O
W.2.7
C
.
W
Y
W
W
TW
.100
Vol
Output Voltage Low
0.1
- OM. 0.7
V
I sink = 4 mA
W
C
.
W
W
Y
0
W
T
.
0
Vin
Input Switching Threshold
1.0.1
1.4 OM 1.8
V
Note 1
W
.C
W
Y
0
W
VHys
Input Switching Hysteresis
mV
0 200
W.1
W
W
Copyright © DLP Design 2002
Page 12 of 15
WW .100Y.C M.TW
WW .100Y.C M.TW
WW 00Y.CO .TW
WW 00Y.CO .TW
W
W
W
T
.1
W.1 Y.COM W
M.
OM
W
O
W
C
.
W
C
W
Y
W
.T
W
Y.
W
.100
M.T
.100
OM
W
M.T
.100
O
W
C
.
O
W
W
C
W
Y
W
WW .100Y.
.TW
DLP-USB245M
Manual
WW .100Y.C M.TW
M.T
.100 User
M
O
W
O
W
C
.
O
W
WW .100Y
.TW
WW .100Y.C M.TW
WW .100Y.C M.TW
M
O
W
O
W
WW .100Y.C M.TW
WW 00Y.CO .TW
WW .100Y.C M.TW
W
1
RESET#
Pin
Characteristics
OM
WW 00Y.CO .TW
W.
WW 00Y.CO .TW
C
.
W
W
W
Y
W
W
M
.1 Conditions
.T
00 Description
Parameter
Max
Units
OMTyp
W.1 Min
WW 00Y.CO .TW
W.1 Y.COM W
C
.
W
W
Y
W
W
.T
Vin
1.5
1.9
V .1 Note 1 M
W
.T Threshold W W.1001.1 OM
00Input Switching
WW 00Y.CO .TW
W.1 Y.COM W
C
.
W
W
Y
W
W
VHys
Input Switching
Hysteresis W
200.T
mV
W
.100
W.1 Y.COM W
M.T
.100
OM
W
O
W
W
C
.
W
C
W
Y
W
.T
W
W
WW .100Y.
.100
M.T
.100
OM
W
M.T
O
W
C
.
O
W
W
C
W
.
Y
.C
W
W have
W pull-up resistor
WW to.1VCCIO.
.TW
00Y
Note 1 W
– Inputs
M.T
.100
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00Yan internal
M
O
1
W
M
.
O
W
C
.
O
W
WW .100Y
.TW
WW .100Y.C M.TW
WW .100Y.C M.TW
M
O
W
O
W
WW .100Y.C M.TW
WW 00Y.CO .TW
WW .100Y.C M.TW
RSTOUT W
Pin Characteristics
1
W
OM
WW 00Y.CO .TW
W.
.CO Max
W
C
W
.
Y
W
W
0
Y
W
T
ParameterWW
Description
Min
Typ
Units
Conditions
.
M
.10
W.1 Y.COM W
M.T
.100
O
W
O
W
W
C
.
W
C
W
.
0
Y
W
W
Voh
Output
Voltage
High
3.0
3.6
V
I
source
W
Y
W
W
M.T
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M.T
.100
O
W
M.T
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O
W
C
.
O
W
W
W
Y
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Current
W
W
W-W .10-0Y.C 5M.TW uA
W
M.T
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O
1
W
M
.
O
W
C
O
W
WW .100Y.
.TW
WW .100Y.C M.TW
WW .100Y.C M.TW
M
O
W
O
W
O
W
WW .100Y.C M.TW
WW .100Y.C M.TW
WW .100Y.C M.TW
O
W
O
W
O
W
WW .100Y.C M.TW
USB IO Pin Characteristics
WW .100Y.C M.TW
WW .100Y.C M.TW
O
W
W
O
W
.CO Units
W Conditions
WW .100Y.C M.TW
Parameter Description
Min WWTyp 00Y
Max
T
.
WW .100Y.C M.TW
M
.1
O
WW 00Y.CO .TW
W
WW 00Y.CO .TW
C
.
W
W
W
Y
W
M
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00 ( High) .T
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OMV
W.1 3.6v
WW 00Y.CO .T
W.1 Y.COM W
C
.
W
W
Y
W
W
W
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( D00
W
.1 )
OM
M.T
.100
W.1 Y.COM W
C
.
O
W
W
Y
W
C
.
W
.
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( Low
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( D+
W 0
00)
Y )
W
00
WWOutput
M
.10.3
W.1 Y.COM
M.T
.100
O
W
O
W
W
C
.
RI
W= 15k to GND
W ( D- ).100
WW .100Y
WW .100Y.C M.TW
M.T
OM
W
O
W
C
.
O
W
W
UVse
Single Ended Rx
Threshold
0.8
2.0
V
C
.
Y
W
C
W
.
0
Y
W
0
W
WW .100Y
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W
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W
W
C
.
W
W
Y
W
W
W
WW .100Y
.100
.100 V OM.T
O
W
M.T0.2
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W
O
W
W
C
.
Y.C
W
W
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0
Y
W
W
W
0
0
Y
W
T
.
1
0
0
W
T
.
.
0
M 2
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Driver Output Impedance
44W.1 ohmCONote
WW 00Y.C
W.1 Y.COM 29 W
.
W
W
Y
W
W
0
W
T
.
0
W
.1
.T
00
W.1 Y.COM W
WW 00Y.
W.1 Y.COM W
W
W
W
W
W
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00 externalM27R
M.T pins.
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W.1 Y
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onW
USBDP
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W
W
C
.
W
C
W
Y
W
W
00
W
WW .100Y.
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W.1
M.T
O
W
O
W
W
C
.
W
WW .100Y
.TW
WW .100Y.C M.TW
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M
W
O
W
O
W
W
W
WW .100Y.C M.TW
WW .100Y.C M.TW
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O
W
O
WW
W
C
.
W
C
W
.
Y
W
W
W
W
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00
W
.
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W.1 Y.COM W
WW
W.1 Y.COM W
W
W
W
W
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W
.100
W
M.T
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W
O
W
C
.
W
C
W
Y
WW
W
0
W
T
.
0
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T
.
1
OM
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OM
W
WW .100Y.C M.TW
WW .100Y.C M.TW
O
W
O
W
WW .100Y.C
WW .100Y.C M.TW
W
O
W
WW
WW .100Y.C M.TW
O
W
WW .100Y.C M.TW
O
W
WW .100Y.C
W
WW
Copyright © DLP Design 2002
Page 13 of 15
WW .100Y.C M.TW
WW .100Y.C M.TW
WW 00Y.CO .TW
WW 00Y.CO .TW
W
W
W
T
.1
W.1 Y.COM W
M.
OM
W
O
W
C
.
W
C
W
Y
W
.T
W
Y.
W
.100
M.T
.100
OM
W
M.T
.100
O
W
C
.
O
W
W
C
W
Y
W
WW .100Y.
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DLP-USB245M
Manual
WW .100Y.C M.TW
M.T
.100 User
M
O
W
O
W
C
.
O
W
WW .100Y
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WW .100Y.C M.TW
WW .100Y.C M.TW
M
O
W
O
W
O
W
WW .100Y.C M.TW
WW .100Y.C M.TW
WW .100Y.C M.TW
O
WW 00Y.CO .TW
W
WW 00Y.CO .TW
C
.
W
W
W
Y
W
W
M
.1
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00
W.1 Y.COM W
WW 00Y.CO .TW
W.1 Y.COM W
W
W
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W
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M
.1
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W.1 Y.COM W
WW 00Y.CO .TW
W.1 Y.COM W
W
W
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W
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M.T
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W
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W
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C
.
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C
W
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W
WW .100Y.
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Disclaimer
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Copyright © DLP Design 2002
Page 14 of 15
A
B
USBVCC
1
SLEEP
RD#
WR
TXE#
RXF#
SND/WUP
VCC
NC
NC
8
6
7
POWREN#
RD#
WR
TXE#
RXF#
SND/WUP
10
16
15
14
12
11
R8
C9
27pF
2
3
Populate for
DLP-USB245M
Board ID
C8
27pF
R6
100K
R5
100K
USBVCC
Populate for
DLP-USB232M
RESET#
RESETO#
R7
10K
U2
93C46
1
2
3
4
CS
CLK
DI
DO
FT245BM
31
TEST
EESK
EEDATA
EECS
1
2
32
XTOUT
RESET#
4
28
RESETO#
XTIN
27
USBDP
7
5
1.5K
R4
27R
R3
2.2K
25
24
23
22
21
20
19
18
D0
D1
D2
D3
D4
D5
D6
D7
USBDM
3V3OUT
3V3OUT
6
U1
.033
C7
8
R9
470
USBVCC
D0
D1
D2
D3
D4
D5
D6
D7
RD#
WR
TXE#
RXF#
Copyright © DLP Design 2002
J2
5
A
B
Board ID
GND
RESET#
RESETO#
GND
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GND
SLEEP
SND/WUP
VCC-IO
EXTVCC
PORTVCC
1
2
3
4
USB Conn.
C
D
5
CN1
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
Y1
6MHz
DLP-USB245M
GND
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2
.
4
4
.
.
1
3
C5
.01
USBVCC
C6
10/10 Tant
FB1
240-1018-1
27R
30
2
R2
.1
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.1
.1
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C1
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VCC_IO
C4
3
VCC
AVCC
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AGND
29
26
VCC
2
GND
9
13
VCC-IO
3
GND
17
GND
5
1
D0
D1
D2
D3
D4
D5
D6
D7
D
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Page 15 of 15