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HT3421A - 41 Matrix Key Multi-Function Piano

Description

The HT3421A is a 41-key musical instrument LSI implemented in the CMOS technology.

The chip provides 8 rhythms, 8 timbres, 4 pulsatile sounds, 12 demo songs, and a 62-note memory storage function.

The 12 × 7 matrix control keys of the HT3421A control both basic keys and function selection inputs.

Features

  • Operating voltage: 2.4V~5V System operating frequency: 512KHz 12 × 7 matrix input keys Auto power-off Power ON/OFF toggle input 41 tones, tone area: G2~B5 8 rhythms.
  • 8 timbres 16 steps of tempo speed 4 pulsatile sounds 12 demo songs Memory function with 62 notes 40 pin dual-in-line package General.

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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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HT3421A 41 Matrix Key Multi-Function Piano with a Memory Features • • • • • • • Operating voltage: 2.4V~5V System operating frequency: 512KHz 12 × 7 matrix input keys Auto power-off Power ON/OFF toggle input 41 tones, tone area: G2~B5 8 rhythms • • • • • • 8 timbres 16 steps of tempo speed 4 pulsatile sounds 12 demo songs Memory function with 62 notes 40 pin dual-in-line package General Description The HT3421A is a 41-key musical instrument LSI implemented in the CMOS technology. The chip provides 8 rhythms, 8 timbres, 4 pulsatile sounds, 12 demo songs, and a 62-note memory storage function. The 12 × 7 matrix control keys of the HT3421A control both basic keys and function selection inputs. In the Memory mode, the chip can store a tone of 62 notes.
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