TAS5352A datasheet(5/27 Pages) TI1

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Terminal Functions

TAS5352A

www.ti.com ........................................................................................................................................................................................... SLES239 – NOVEMBER 2008

TERMINAL

FUNCTION (1)

DESCRIPTION

NAME

DDV NO.

AGND

Analog ground

BST_A

Bootstrap pin, A-Side

BST_B

Bootstrap pin, B-Side

BST_C

Bootstrap pin, C-Side

BST_D

Bootstrap pin, D-Side

GND

Ground

GND_A

Power ground for half-bridge A

GND_B

Power ground for half-bridge B

GND_C

Power ground for half-bridge C

GND_D

Power ground for half-bridge D

GVDD_A

Gate-drive voltage supply; A-Side

GVDD_B

Gate-drive voltage supply; B-Side

GVDD_C

Gate-drive voltage supply; C-Side

GVDD_D

Gate-drive voltage supply; D-Side

Mode selection pin (LSB)

Mode selection pin

Mode selection pin (MSB)

3, 4, 19, 20, 25, 42

–

No connect. Pins may be grounded.

OC_ADJ

Analog overcurrent programming pin

OTW

Overtemperature warning signal, open-drain, active-low

OUT_A

Output, half-bridge A

OUT_B

Output, half-bridge B

OUT_C

Output, half-bridge C

OUT_D

Output, half-bridge D

PVDD_A

40, 41

Power supply input for half-bridge A

PVDD_B

Power supply input for half-bridge B

PVDD_C

Power supply input for half-bridge C

PVDD_D

26, 27

Power supply input for half-bridge D

PWM_A

PWM Input signal for half-bridge A

PWM_B

PWM Input signal for half-bridge B

PWM_C

PWM Input signal for half-bridge C

PWM_D

PWM Input signal for half-bridge D

RESET_AB

Reset signal for half-bridge A and half-bridge B, active-low

RESET_CD

Reset signal for half-bridge C and half-bridge D, active-low

Shutdown signal, open-drain, active-low

VDD

Input power supply

VREG

Internal voltage regulator

(1)

I = input, O = output, P = power

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