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YMZ284 - Software-controlled Sound Generator

Datasheet Summary

Description

No Name 1 / WR 2 / CS 3 AO 4 VDD 5 so 6 GND 7 j_M 8 / IC 9 D7 10 D6 11 D5 12 D4 13 03 14 D2 15 Dl 16 DO l/O Function I CPU interface Write enable I CPU Interface Chip se lect I CPU interface Address/Data select - +5V power supply 0 DIA convertor output for SSG - Ground I Master clock inp

Features

  • e Three sequence square wave generators and one noise generator, software-compatible with the YM2 l 49(SSG) e 3 built-in 5-bit DI A convertors and mixed output e CPU interface through / CS, / WR control signal and 8 bit data bus e Wide voicing range of 8 octaves e Smooth attenuation by wide dynamic range envelope generator e Power down mode e +SY single power supply, silicon gate CMOS process.
  • 16-pin plastic DIP(YMZ284-D) or 16-pin plastic SOP (YMZ284-M). - - - - - - Y A M A H A.

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Datasheet Details

Part number YMZ284
Manufacturer YAMAHA
File Size 2.85 MB
Description Software-controlled Sound Generator
Datasheet download datasheet YMZ284 Datasheet
Additional preview pages of the YMZ284 datasheet.

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Full PDF Text Transcription

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YAMAHA® .. ~ I YMZ284 Software-controlled Sound Generator (SSGL) •ovERVIEW The YMZ284(SSGL) is a melody and effect sound generator LSI, having square wave, noise and envelope generators . The YMZ284 is packaged in 16-pin DIP with easy control, eliminating the I/O port and improving CPU interface from the YM2 I 49 (SSG). •FEATURES e Three sequence square wave generators and one noise generator, software-compatible with the YM2 l 49(SSG) e 3 built-in 5-bit DI A convertors and mixed output e CPU interface through / CS, / WR control signal and 8 bit data bus e Wide voicing range of 8 octaves e Smooth attenuation by wide dynamic range envelope generator e Power down mode e +SY single power supply, silicon gate CMOS process • 16-pin plastic DIP(YMZ284-D) or 16-pin plastic SOP (YMZ284-M).
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