EM55000 - TINY CONTROLLER-BASED SYNTHESIZER
EM55000 series is a series of 3 to 340 seconds single chip high quality voice synthesizer IC which contains one 4-bit Input port (provided for EM55100 and above), three 4-bit I/O ports and a tiny controller.
By programming through the tiny controller, user's application includes section combination,
EM55000 Features
* EM55XXX 001 002 100 Duration(sec) 3 5 ROM(bits) 10K x 10 16K x 10 PROGRAM 8K x 10 ROM (bits) RAM (nibbles) 32 64 IO PORTs 4 I/O 8 I/O D/A Traditional Direct Drive DAC OSC Ring type Reset Pin No 200 10 32K x 10 250 300 15 21 48K x 10 64K x 10 32K x 10 350 31 96K x 10 128 4 I+ 8 I/O Direct Drive/Trad