Download SARA-U2 Data Sheet - U-Blox

SARA-U2 series - Data Sheet
Contents
Contents.............................................................................................................................. 3
1
Functional description.................................................................................................. 5
1.1
1.2
1.3
1.4
1.5
1.6
2
Overview .............................................................................................................................................. 5
Product features ................................................................................................................................... 5
Block diagram....................................................................................................................................... 6
Product description ............................................................................................................................... 7
AT command support ........................................................................................................................... 8
Supported features ............................................................................................................................... 9
Interfaces .................................................................................................................... 11
2.1
Power management ........................................................................................................................... 11
2.1.1
Module supply (VCC) .................................................................................................................. 11
2.1.2
RTC supply (V_BCKP)................................................................................................................... 11
2.1.3
Generic digital interfaces supply (V_INT) ...................................................................................... 11
2.2
Antenna ............................................................................................................................................. 11
2.2.1
Antenna RF interface (ANT) ......................................................................................................... 11
2.2.2
Antenna detection (ANT_DET) ..................................................................................................... 11
2.3
System functions ................................................................................................................................ 11
2.3.1
Module power-on ....................................................................................................................... 11
2.3.2
Module power-off ....................................................................................................................... 12
2.3.3
Module reset ............................................................................................................................... 12
2.4
SIM..................................................................................................................................................... 12
2.4.1
(U)SIM interface .......................................................................................................................... 12
2.4.2
SIM card detection (SIM_DET)...................................................................................................... 12
2.5
Serial interfaces .................................................................................................................................. 13
2.5.1
Asynchronous serial interface (UART) .......................................................................................... 13
2.5.2
Universal Serial Bus (USB) ............................................................................................................ 14
2.5.3
DDC (I2C) bus interface ................................................................................................................ 15
2.6
Audio ................................................................................................................................................. 16
2.7
GPIO................................................................................................................................................... 16
3
Pin definition .............................................................................................................. 17
3.1
4
Pin assignment ................................................................................................................................... 17
Electrical specifications .............................................................................................. 21
4.1
Absolute maximum rating .................................................................................................................. 21
4.1.1
Maximum ESD ............................................................................................................................. 21
4.2
Operating conditions .......................................................................................................................... 22
4.2.1
Operating temperature range ...................................................................................................... 22
4.2.2
Supply/Power pins ....................................................................................................................... 23
UBX-13005287 - R08
Early Production Information
Contents
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