SM1126 Datasheet (Nippon Precision Circuits Inc)

SM1126, Melody IC with Built-in SRAM

Number 1 2 3 4 5 6 7 8 Name OSC SIO SC ST TEST MTO VDD VSS Function Built-in RC oscillator option: External resistor and capacitor connection pins External clock input option: External reference clock input (gate circuit built-in) Playback control serial interface data input.

During parity check, th

SM1126 Features

* s s OSC SIO SC ST 1 2 3 4 8 7 VSS VDD MTO TEST s s s s s s s 2.0 to 3.6 V supply voltage Maximum of 16 melody selections (15 in ROM + 1 in SRAM) Level hold playback mode External reference clock input versions and builtin RC oscillator versions available, set by masterslice option (RC oscil