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SM1140

PinoutDescriptionThe SM1140 is the CMOS IC that can play enveloped melodies with two sound sources.Adopting digtial envelope realizes low-cost, high-quality sound system with less number of external component. Features of the SM1140 are:(1)maximun play ROM amount:127 words;(2)maximum number of ju...

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SeekIC No. : 004493441 Detail

SM1140: PinoutDescriptionThe SM1140 is the CMOS IC that can play enveloped melodies with two sound sources.Adopting digtial envelope realizes low-cost, high-quality sound system with less number of external...

SM1140 Data Sheet

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Part Number:
SM1140
Supply Ability:
5000

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  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2025/12/25

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Description

The SM1140 is the CMOS IC that can play enveloped melodies with two sound sources.Adopting digtial envelope realizes low-cost, high-quality sound system with less number of external component.

Features of the SM1140 are:(1)maximun play ROM amount:127 words;(2)maximum number of jump:31 times;(3)number of play:max. 4 tunes;(4)play starts by DC trigger at power-on;(5)built-in digital envelope;(6)play mode is level-hole playing mode.

The absolute maximum ratings of the SM1140 can be summarized as:(1)supply voltage:-0.3V to 7.0V;(2)input voltage:VSS-0.2

If you want to know more information such as the electrical characteristics about the SM1140, please download the datasheet in www.seekic.com or www.chinaicmart.com .




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