STA8090WGR datasheet(13/32 Pages) STMICROELECTRONICS

Part #	STA8090WGR

Description	GPS/Glonass/BeiDou2/QZSS ROM receiver

PDF	32 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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13 / 32 page

DS12835 Rev 1

13/32

STA8090WGR

Pin description

2.8

General purpose pins

2.9

RF front-end pins

Table 6. General purpose pins

Name

I/O

voltage

I/O

Alternative

function

Function

Description

GPIO0

VDDIO_R1

I/O

AF0 (default)

GPIO0

General purpose I/O #0

AF1

PPS_IN

Pulse per second input

AF2

Timer_OCMPB

Extended Function Timer – Output

Compare B

AF3

Mag_0 GC

GLONASS and BeiDou 3-bit coding

Output (MAG0)

GPIO1

VDDIO_R1

I/O

AF0 (default)

GPIO1

General purpose I/O #1 / BOOT3

AF1

Reserved

AF2

PPS_OUT

Pulse per second output

I/O

AF3

Tsense

External temperature capture port

Table 7. RF front-end pins

Name

I/O

voltage

I/O

Description

Pin #

LNA_IN

1.2 V

Low Noise Amplifier Input

XTAL_IN

1.2 V

Input Side of Crystal Oscillator or TCXO Input

XTAL_OUT

1.2 V

Output Side of Crystal Oscillator

STA8090WGR Datasheet(PDF) 13 Page - STMicroelectronics

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