CD2258 Overview:
CD2258 is a 6-channel volume control circuit designed by CMOS process, CD2258 working range: 5 ~ 9v, using I2C control connector, 0 ~ 79dB, 1dB / stage attenuation range, low noise, high channel resolution, very few peripheral components. The CD2258 is available in soop20/DIP20 packages. CD2258 is mainly used in AV surround audio equipment, car cards, mini combination audio, computer multimedia audio, other audio equipment and other systems.
CD2258 Features:
CMOS process
Low power consumption
Minimal peripheral components
Attenuation range: 0~-79DB, 1dB/grade
Working voltage: 5 ~ 9V
Low noise, S/N (signal-to-noise ratio) > 100dB
High channel separation
I-C-bus interface
Optional address
6-channel output
Package form: DIP20/SOP20
TYPICAL APPLICATION CIRCUIT FOR CD2258:
CD2258 pin distribution:
CD2258 Pin Definitions: