M251 Overview
~s INTEGRATED CIRCUIT 11'251. ,~.. PEGGIO, CHORD AND BASS ACPANIMENT GENERATOR ~ CHOICE OF OPERATING MODE: ~ AUTOMATIC WITH MEMORIZATION OF THE SELECTED KEY - SEMIAUTOMATIC WITH MEMORIZATION OF THE SELECTED KEYS - SEMIAUTOMATIC WITHOUT MEMORIZATION OF THE SELECTED KEYS SIMPLE KEY SWITCH REQUIREMENTS (24 NOTE KEYBOARD WITH ONE SWITCH PER KEY) INTERNAL ANTI-BOUNCE CIRCUITS THREE OUTPUTS FOR THE ARPEGGIOS f ANALOG OUTPUT FOR CHORDS BASS OUTPUT (AUTOMATIC OR ALTERNATE) ~. TRIGGER OUTPUTS FOR PERCUSSION EFFECT ON BOTH ARPEGGIO AND BASS SECTIONS I- MULTIPLE CHOICE POSSIBILITY ON THE CHORDS IN AUTOMATIC MODE: MAJOR OR MINOR THIRD - FIFTH OR DIMINISHED FIFTH - SIXTH OR SEVENTH f LOW DISSIPATION: <400 mV TYP. I STANDARD SUPPLIES (+ 5V AND - 12V) ~. INPUTS PROTECTED FROM ELECTROSTATIC DISCHARGE he M 251 is realized on a single monolithic silicon chip using low threshold P-channel silicon gate MOS...
