1

+INR

2

3

4

–INR

OUTR

GND

5

6

7

8

Mute

VSS

CN

9

10

11

12

13

14

CP

VDD

GND

OUTL

–INL

+INL

Charge Pump

UVP

External

Under-

Voltage

Detector

4

DRV632

SLOS681C – JANUARY 2011 – REVISED AUGUST 2019

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Product Folder Links: DRV632

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Copyright © 2011–2019, Texas Instruments Incorporated

(1)

I = input, O = output, P = power

6 Pin Configuration and Functions

PW Package

14-Pin TSSOP

(Top View)

Pin Functions

PIN

TYPE(1)

DESCRIPTION

NAME

NO.

CN

7

I/O

Charge-pump flying capacitor negative connection

CP

8

I/O

Charge-pump flying capacitor positive connection

GND

4, 10

P

Ground

–INL

13

I

Left-channel OPAMP negative input

+INL

14

I

Left-channel OPAMP positive input

–INR

2

I

Right-channel OPAMP negative input

+INR

1

I

Right-channel OPAMP positive input

Mute

5

I

Mute, active-low

OUTL

12

O

Left-channel OPAMP output

OUTR

3

O

Right-channel OPAMP output

UVP

11

I

Undervoltage protection, internal pullup; unconnected if UVP function is unused.

VDD

9

P

Positive supply

VSS

6

P

Supply voltage

(1)

Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings

only, and functional operation of the device at these or any other conditions beyond those indicated under Recommended Operating

Conditions is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.

7 Specifications

7.1 Absolute Maximum Ratings

over operating free-air temperature range

(1)

MIN

MAX

UNIT

Supply voltage, VDD to GND

–0.3

4

V

VI

Input voltage

VSS – 0.3

VDD + 0.3

V

RL

Minimum load impedance – line outputs – OUTL, OUTR

600

Ω

Mute to GND, UVP to GND

–0.3

VDD + 0.3

V

TJ

Maximum operating junction temperature

–40

150

°C

Tstg

Storage temperature

–40

150

°C