Download HT815D0 Datasheet PDF
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HT815D0 Description

The HT815D0 is a single chip LOG-PCM voice synthesizer LSI with 11.2-second voice capacity at 6kHz sampling rate. The chip when triggered drives a speaker through an external transistor with a current switch D/A converter output. Negligible current will be consumed in the standby state.

HT815D0 Key Features

  • End-pulse output
  • 3HzB flash
  • 6HzB flash
  • Voice output indication
  • Busy output FLAG2 options
  • 3Hz flash
  • 6Hz flash
  • Busy output
  • Controllable volume 12 keys Key options
  • Stop key: KEY12