L9658 datasheet(8/64 Pages) STMICROELECTRONICS

8 / 64 page

Pin description

L9658

8/64

Doc ID 14219 Rev 3

Pin description

Table 2.

Pin function

Pin #

Pin name

Description

I/O type

Reset state

MSG

Message waiting

Output

Pull-down

MISO

SPI data out

Output

Hi-Z

MISO_A

Arming SPI data out

Output

Hi-Z

No connect

RESETB

Reset pin

Input

Pull-up

GND

Signal ground (analog & digital)

VDD

VDD supply voltage

Input

No connect

CS_A

SPI chip select for arming interface

Input

Pull-down

CS_S

SPI chip select for satellite interface

Input

Pull-down

CS_D

SPI chip select for deployment driver

Input

Pull-down

DEPEN

Deployment enable

Input

Pull-down

MOSI

SPI data in

Input

Hi-Z

MOSI_A

Arming SPI data in

Input

Hi-Z

SCLK_A

Arming SPI Clock

Input

Hi-Z

SCLK

SPI clock

Input

Hi-Z

GND4

Power ground for loop channel 4

SQL4

Low side driver output for channel 4

Output

Pull-down

SQH4

High side driver output for channel 4

Output

Hi-Z

VRES4

Reserve voltage for loop channel 4

Input

VRES5

Reserve voltage for loop channel 5

Input

SQH5

High side driver output for channel 5

Output

Hi-Z

SQL5

Low side driver output for channel 5

Output

Pull-down

GND5

Power ground for loop channel 5

GND6

Power ground for loop channel 6

SQL6

Low side driver output for channel 6

Output

Pull-down

SQH6

High side driver output for channel 6

Output

Hi-Z

VRES6

Reserve voltage for loop channel 6

Input

VRES7

Reserve voltage for loop channel 7

Input

SQH7

High side driver output for channel 7

Output

Hi-Z

SQL7

Low side driver output for channel 7

Output

Pull-down

GND7

Power ground for loop channel 7

No connect

IF4/V4

Current feedback for channel 4 raw or raw data output

for channel 4

Output

Hi-Z

IF3/V3

Current feedback for channel 3 raw or data output for

channel 3

Output

Hi-Z

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