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1812B

Features: *Single power supply: 2.4~3.3V*Low standby current at 3V, 1A typ*Auto power-off function*Speaker or direct piezo. application*Built-in envelope control circuit*1Hz-8Hz programmable LED flash output*Minimum external components*Low operating current*Strong driving capabilityPinoutSpecifica...

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SeekIC No. : 004211433 Detail

1812B: Features: *Single power supply: 2.4~3.3V*Low standby current at 3V, 1A typ*Auto power-off function*Speaker or direct piezo. application*Built-in envelope control circuit*1Hz-8Hz programmable LED fla...

1812B Data Sheet

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Part Number:
1812B
Supply Ability:
5000

Price Break

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

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Upload time: 2024/12/21

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Product Details

Description



Features:

*Single power supply: 2.4~3.3V
*Low standby current at 3V, 1A typ
*Auto power-off function
*Speaker or direct piezo. application
*Built-in envelope control circuit
*1Hz-8Hz programmable LED flash output
*Minimum external components
*Low operating current
*Strong driving capability


Pinout

Connection Diagram


Specifications

Supply Voltage VCC....................... -0.3~5 V
Input Voltage VIN Vss.......-0.3 ~ VDD+0.3 V
Operating Temperature TOPR..... 0~+70 °C
Storage Temperature TSTG.... -40~+150 °C


Description

The UTC 1812A/1812B/1813 is a CMOS LSI chip designed for use in sound effect products .It is equipped with tone circuit, noise circuit and other control logic to generate different sounds including rifle gun, machine gun, booming sound, door bell, alarm etc. The customer supplied sound source can be analyzed and programmed into an internal ROM by changing a mask layer during device fabrication. The UTC 1812A/1812B/1813 is suitable for various toy applications.




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