EM55450 synthesizer equivalent, tiny controller-based synthesizer.
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.
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.
Image gallery
Download