Telephone 5 V 1 to 4.4 mA Surface Mount DTMF Receiver - SSOP-16A

Mfr Part#: BU8872FS-E2
Mounting Method:  Surface Mount
Package Style:  SSOP-A16
Packaging:  REEL
Std Packaging Qty:  2,500



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$1.08 USD (each)
2500+ $1.08


Qty in Stock :   7,500
Factory Stock : N/A
Factory Lead-Time: N/A
Min. Order Qty: 2,500
Multiple of: 2,500
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Product Highlight

  • Frequency Range: 4.19 MHz
  • Supply Current: 4.4 mA
  • Supply Voltage: 4.5 to 5.5 V
The BU8872FS-E2 is a DTMF Receiver IC with 16 different types of DTMF signal, developed for use in telephone answering machines.

It converts 16 different types of DTMF signals into 4-bit binary serial data and these receivers feature a wide dynamic range, eliminating the need for an external input amplifier.


  • Dynamic range of 45dB. (internal AGC)
  • 4-bit binary serial data output
  • Guard time can be controlled through host microcomputer
  • Input pins equipped with hysteresis. (ACK pin)
  • 19MHz ceramic resonator or crystal resonator can be used
  • 8-pin DIP package. (BU8872)
  • 16-pin SSOP package. (BU8872FS)


  • Telephone answering machines

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For more information, please call 1-800-675-1619

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