Pin description STA5630
4/8 Doc ID 16055 Rev 4
2 Pin description
Table 2. Pin list description
Pin # Pin name Description Type
1 TP_IF_P RF/IF receiver chain test positive output Analog output
2 V12_RFA RF amplifier (RFA) power supply (1.2V) Supply pin
3 RFA_IN RFA input, DC coupled Analog input
4 V12_IF IF section power supply (1.2V) Supply pin
5 V12_OUT
LDO IF/DIG output. Power supply (1.2V) delivered for
IF/ADC/DIG_TCXO/VCO/VDD_IO VCC
Output
6 V12_RF_OUT
LDO RF output: Power supply (1.2V) delivered for
LNA/RFA/MIXER VCC
Output
7 V18_IN LDOs power supply (1.8V) Supply pin
8 V12_LNA Low noise amplifier (LNA) power supply (1.2V) Supply pin
9 LNA_OUT LNA output Analog output
10 GND Ground Ground
11 LNA_IN LNA input, DC coupled Analog input
12 GND Ground Ground
13 CHIP_EN Chip Enable Digital input
14 MODE Power-On Default Configuration Selector Digital input
15 V18_IO I/Os power supply (1.8V) Supply pin
16 GPS_CLK GPS clock (16.368MHz) Digital output
17 MAG0 Mag0 data (Last significant bit) Digital output
18 MAG1 Mag1 data Digital output
19 SIGN Sign data (most significant bit) Digital output
20 SPI_CLK Serial Parallel Interface Clock Digital input
21 SPI_NCS
Serial Parallel Interface Chip Select (Active Low - 1.8V
domain)
Digital input
22 SPI_DI Serial Parallel Interface Data Input Digital input
23 SPI_DO Serial Parallel Interface Data Output Digital output
24 TCXO_CLK TCXO Buffered Output Digital output
25 V12_IO Power supply for I/Os digital section (1.2V) Supply pin
26 GND_IO I/Os Ground Ground
27 TCXO_IN TCXO Input, DC coupled Analog input
28 V12_DIG Digital section and TCXO buffer input power supply (1.2V) Supply pin
29 V12_VCO VCO power supply (1.2V) Supply pin
30 V12_ADC ADC section power supply (1.2V) Supply pin
31 V12_MIX Mixer power supply (1.2V) Supply pin
32 TP_IF_N RF/IF receiver chain test negative output Analog output
EP GND Ground Ground
