Electronic Volume Controller IC
PT2256V is an electronic volume controller IC utilizing CMOS Technology specially designed for use on audio equipment. It has 2 built-in channels making it ideally suitable for mono and stereo sound applications. PT2256V provides the Loudness Function, a wide frequency response range and a very low total harmonic distortion, thereby guaranteeing a highly effective and reliable performance. It is housed in 16-pin DIP or SOP and is functionally compatible with TC9235P. Pin assignments and application circuit are optimized for low cost advantages and easy PCB Layout.
- CMOS Technology.
- Low Power Consumption.
- Wide Operation Voltage Range: VDD = 4.5 ~ 11V
- Least External Components.
- 2 Channels in the same chip.
- 0dB to -78dB Attenuation can be controlled by UP and Down Pin.
- 20dB Tap for Loudness Circuit.
- Built-in DC Output Circuit (8 levels) for Volume Level Metering.
- Wide Frequency Response Range.
- Low Total Harmonic Distortion.
- Available in 16 pins DIP or SOP.
Main Products:
Audio Amplifier, LCD Driver, Encoder Decoder, Remote Keyless Entry, Lighting Ballast, Multi-media Audio IC, Display (LED / VFD / LCD / OLED) Driver IC, RF IC, Encoder IC, Decoder IC, DSP IC, MCU IC, Remote Controller IC, AC3 Decoder IC, RDS IC, Dimming Ballast Controller IC, DVD Processor IC, Video
