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HT37B90 - 8-Channel Music Synthesizer 8-Bit MCU MCU

Key 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 fOSC: 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-bi.

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Other Datasheets by Holtek Semiconductor

Part Number Description
HT37B30 8-Channel Music Synthesizer 8-Bit MCU MCU
HT37B50 8-Channel Music Synthesizer 8-Bit MCU MCU
HT37B70 8-Channel Music Synthesizer 8-Bit MCU MCU
HT37A20 (HT37A20 - HT37A70) 8-Channel Music Synthesizer MCU
HT37A30 (HT37A20 - HT37A70) 8-Channel Music Synthesizer MCU

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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HT37B90/HT37B70/HT37B50/HT37B30 8-Channel Music Synthesizer 8-Bit MCU MCU Note that the HT37B70/HT37B50/HT37B30 devices, although mentioned in this datasheet, have already been phased out and are presently no longer available. 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 fOSC: crystal (12.8MHz) 1-pin RC oscillation typ. 12.