MSM9810 Overview
The MSM9810 is an 8-channel mixing voice synthesis IC, to which up to 128 Mbits of ROM and/ or EPROM storing voice data can directly be connected externally. The device is straight 8-bit PCM playback, non-linear 8-bit PCM playback, 4-bit ADPCM playback, and 4-bit ADPCM2 playback selectable and provides 2-channel stereo output and volume control. The MSM9810 contains a 14-bit D/A converter and LPF.
MSM9810 Key Features
- Non-linear 8-bit PCM / straight 8-bit PCM / 4-bit ADPCM / 4-bit ADPCM2
- Serial input or parallel input selectable
- Phrase Control Table function
- 8-channel mixing function
- Master clock frequency : 4.096 MHz
- Maximum number of phrases : 256
- Output channel : L/R 2 channels
- Built-in volume control function (for each output channel)
- Built-in 14-bit D/A converter
- Built-in low-pass filter : Digital filter