SM1125 - Multimelody IC for Pagers

Product Overview

Nippon Precision Circuits Inc

Datasheet Details

Part number	SM1125
Manufacturer	Nippon Precision Circuits Inc
File Size	96.00 KB
Description	Multimelody IC for Pagers
Datasheet	SM1125 Datasheet
Additional preview pages of the SM1125 datasheet.

Product details

Description

Number 1 2 3 4 5 6 7 8 Name OSC SI SC ST TEST MTO VDD VSS I/O I I I I I O 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 Playback control serial interface clock input Playback start/stop control signal input Test input pin.

Features

s 1125×× 6 5 s s s s s s s Maximum of 16 melody selections (with up to 512 steps) Level hold playback mode External reference clock input versions and builtin RC oscillator versions available, set by masterslice option (RC oscillator versions require an external resistor and capacitor). 12 selectable clock frequencies (ﬁxed for all melodies).
External clock input versions (12 frequencies) - 32.768 kHz system: 32.768, 65.536 and 131.072 kHz - 37.5 kHz system: 37.5, 75.0 and 150.0.

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Other Datasheets by Nippon Precision Circuits Inc

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Published: Apr 16, 2005 |