MS6821 datasheet(6/26 Pages) MOSA

6 / 26 page

MOSA

MS6821

4 Stereo inputs / 2W PA output integrated Audio DAC and Volume Control

REV 1.0

www.mosanalog.com

2.4V ELECTRICAL CHARACTERISTICS

(Ta=25℃, VDD=2.4V, VSS=0V, f=1kHz; unless otherwise specified)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

DC Characteristics

All devices are active, BTL

9.9

All devices are active, SE

7.1

DAC PD, BTL

7.8

DAC PD, SE

5.1

L-ch (R-ch) PD, BTL

DAC active

L-ch (R-ch) PD, SE

DAC active

4.7

Quiescent current

Only DAC is active

2.2

AC Characteristics (Stereo input)

-65

-60

THD+N

Total harmonic distortion plus

Noise

SE mode, RL=32Ω, 15mW

0.0562

0.1

BTL Mode, RL = 4Ω

THD+N = 1%

0.36

BTL Mode, RL = 8Ω

THD+N = 1%

0.25

Maximum output power

SE Mode, RL = 32Ω

THD+N = 0.1%

15m

Audio DAC Characteristics

(sampling rate=4fs, fs= 44.1kHz, f=1kHz)

-63

-58

THD+N

Total harmonic distortion plus

noise

DAC output, RL=1kΩ, VFS

0.071

0.126

BTL Mode, RL = 4Ω

THD+N = 0.85%

0.31

0.34

BTL Mode, RL = 8Ω

THD+N = 0.17 %

0.15

0.17

DACPo

Maximum output power

using DAC

SE Mode, RL = 32Ω

THD+N = 0.07%

10m

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