GENERAL DESCRIPTION

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.

The MSM9810 can easily configure a system by connecting voice data storage memory, power amplifier, and CPU externally.

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

• Sampling frequency : 4.0 kHz, 5.3 kHz, 6.4 kHz, 8.0 kHz, 10.6 kHz,

12.8 kHz, 16.0 kHz, 21.2 kHz, 25.6kHz, 32.0kHz

• 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

• Package :

64-pin plastic QFP(QFP64-P-1414-0.80-BK)(Product name : MSM9810GS-BK)