VT5376 datasheet(26/30 Pages) STMICROELECTRONICS

26 / 30 page

Pinout

VT5376

26/30

9.1

Pin description

Note:

All other pins are NOT CONNECTED.

Table 9.

VT5376 pin description

Pin name

Type

Description

Comment

AVDD

PWR

1.8 V regulated and analog supply

Connect to VREG/DVDD

VGATE_ON

I/O

Digital IO

Supplied by VTOP

VREF

ANA

Analog ref input

To set VTOP

VBAT

PWR

Single battery supply

int DCDC: 1.0 V to 1.6 V

ext: 1.0 V to 1.9 V

VGATE_START

ANA

Output

Supplied by Vbat

LASER_OUT

ANA

Laser drive set by internal DAC

RBIN

ANA

Sets maximum laser/led current

Typical 12K ohms

LASER_NEN

I/O

Laser enable

Active low

RESET_OUT

I/O

Digital IO

1.8V only

DVDD2

PWR

1.8 V regulated and digital supply

Connect to VREG

DVSS2

PWR

Digital Ground

RC_OSC

ANA

6 MHz Oscillator

Connect 33pF to ground

MOTION

I/O

Digital IO

1.8V only

SCL

I/O

Digital IO

5V tolerant

SDA

I/O

Digital IO

5V tolerant

POWERDOWN

I/O

Digital IO

Active high

TEST_CLOCK

I/O

Digital IO

Connect to ground

VTOP

PWR

Power supply for internal regulators

int DCDC: 2.0 V to 2.6 V

Ext: 1.8 V +/-0.1 V

VREG

PWR

1.8 V regulated supply

Connect to DVDD/AVDD

DVSS1

PWR

Digital ground

AVSS

PWR

Analog ground

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