RSM2258 Datasheet – 6-Ch, Electronic Volume Controller IC

Part Number : RSM2258

Function : 6-Channel Electronic Volume Controller IC

Package : DIP20, SOP20 Pin type

Manufacutures : Risong Electronics (

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RSM2258 is a 6-Channel Electronic Volume Controller IC utilizing CMOS Technology specially designed for the new generation of AV Multi-Channel Audio System. RSM2258 provides an I2C Control Interface, an attenuation range of 0 to -79dB at 1dB/step, low noise, and high channel separation.





1. COMS process
2. Low power consumption
3. Minimal external components
4. Attenuation range 0 to 79dB unit adjustment of 1dB / level
5. Working voltage 5 to 9V
6. low noise signal to noise ratio S / N greater than 100dB
7. High-channel isolation
8. I2C bus control interface
9. Selectable device address
10. 6 channel output



1. AV surround sound equipment
2. Car audio
3. Mini combination audio
4. Computer multimedia speakers


RSM2258 Datasheet


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RSM2258 Volume Controller IC
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