HT37B30
HT37B30 is 8-Channel Music Synthesizer 8-Bit MCU MCU manufactured by Holtek Semiconductor.
- Part of the HT37B90 comparator family.
- Part of the HT37B90 comparator family.
Features
- Operating voltage: 2.4V~5.5V for HT37B50/30 3.0V~5.5V for HT37B90/70
- Operating frequency: 12.8MHz
- Oscillation modes for the oscillator clock f OSC: crystal (12.8MHz) 1-pin RC oscillation typ. 12.8MHz
- Built-in 8-bit MCU (HT-8) with 640´8 or 1280´8 (HT37B90) bits RAM
- Built-in 64K´16-bits to 512K´16-bits ROM for program/data shared
- Two 8 bit timer and one 16 bit timer
- Watchdog timer
- Power-down and Wake-up features for power saving operation
- 16-bit table read instructions for any bank/page read
- Support 32 to 40 bidirectional I/O lines
- Integrated 2-ch stereo 16-bit DAC converter
- 12-level subroutine nesting
- Integrated power amplifier
- Integrated 8-channel 12-bit A/D converter
- 16 channel polyphonic synthesizer
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