Pin description

STA5630

4/7

Doc ID 16055 Rev 1

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