EM57100 Overview
Description
EM57000 is a series of single chip Voice/Dual tone Melody/Dual tone Sound Effect synthesizer ICs. It contains one 4-bit input port (provided for EM57100 and above), two 4-bit I/O ports and a tiny controller.
Key Features
- Single power supply 2.4 V ~ 5 V
- One 4-bit input port (provided for EM57100 and above), two 4-bit I/O ports
- 8K (maximum) program ROM for EM57001~EM57500
- 32K (maximum) program ROM for EM57600 and above
- One 6-bit timer overflow control
