MOSA

MS6864

Dual 2W Power Amplifiers with Volume Control

REV 2

1/21

www.mosanalog.com

Dual 2W Power Amplifier, I

Stereo Input with Volume Control

FEATURES

•Operation range: 2.4V ~ 6.5V

•Volume control range

Gain: 0 to 21dB, 3dB/step

Attenuation: 0 to -77.5dB, 1.25dB/step

•Output mode : Speaker( BTL)/Headphone(SE)

•BTL Output power

•SE Output power

•Control interface : I

•Excellent Power Supply Rejection Ratio(PSRR)

•Flexibility power management

•Component less

•Reduce pop noise circuit

•Housed in TSSOP16(enhanced thermal PAD) ,

SSOP20(209mils) package

APPLICATIONS

Multimedia system, Portable Digital Audio.

DESCRIPTION

The MS6864 is low distortion stereo power amplifier (SE/BTL) integrated volume control. It can drive 2W of

continuous average power into a dual 4

bridged-tied (BTL) speaker or 2 * 90mW into stereo 32

single ended (SE)

headphone. The volume control offers wide range of gain and attenuation for stereo input. All of the functions are easy

setting that can be set by I2C interface.

The MS6864 has good features for portable equipment, including wide voltage operation 2.4V~6.5V, low power

consumption, power management, component less, make the MS6864 ideally suitable for use in the portable digital

audio equipments.

BLOCK DIAGRAM