SM1155

Melody LSIs

Nippon Precision Circuits Inc

SM1155 Features

* I I I I I I I I I I Requires few external components 1.2 to 3.6V wide operating voltage range Low power consumption 3 melody modes (bonding option) Oscillator stop function in non-play mode Power saving pull-down resistor built-in RC oscillator circuit Power-ON initialization function Wide pitch dy

SM1155 General Description

Number 1 2 Name T2 T1 i/o

* Test pins (must be open) Melody mode control input S M 1 1 5 5 ×××1 S 3 TG ip 1 H S M 1 1 5 5 ×××2 S S M 1 1 5 5 ×××3 S L/open 4 5 6 7 8 VSS OUT OUT VDD TC

* o

*

* Ground Piezoelectric speaker driver outputs. Both pins are LOW in non-play m.

SM1155 Datasheet (75.00 KB)

SM1155 Datasheet Preview — Preview of SM1155 PDF

Datasheet Details

Part number:

SM1155

Manufacturer:

Nippon Precision Circuits Inc

File Size:

75.00 KB

Description:

Melody lsis.
SM1155 series NIPPON PRECISION CIRCUITS INC. Melody LSIs OVERVIEW The SM1155 series are CMOS melody LSIs that, together with a battery and piezoelec.

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SM1155 Melody LSIs Nippon Precision Circuits Inc

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SM1155 Features

SM1155 General Description

Datasheet Details

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