6

DRV632

SLOS681C – JANUARY 2011 – REVISED AUGUST 2019

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(1)

SNR is calculated relative to 2-Vrms output.

7.6 Operating Characteristics

VDD = 3.3 V, RDL = 10 kΩ, RFB = 30 kΩ, RIN = 15 kΩ, TA = 25°C, Charge pump: CP = 1 µF (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP MAX

UNIT

VO

Output voltage, outputs in phase

THD+N = 1%, VDD = 3.3 V, f = 1 kHz, RL = 10 kΩ

2

2.4

Vrms

THD+N

Total harmonic distortion plus noise

VO = 2 VRMS, f = 1 kHz

0.002%

SNR

Signal-to-noise ratio(1)

A-weighted

105

dB

DNR

Dynamic range

A-weighted

105

dB

VN

Noise voltage

A-weighted

11

μV

ZO

Output Impedance when muted

Mute = GND

110

mΩ

Input-to-output attenuation when

muted

Mute = GND

80

dB

Crosstalk—L to R, R to L

VO = 1 Vrms

–110

dB

ILIMIT

Current limit

25

mA