BU8872 - Brand New ROHM Telecommunication Interface ICs
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Product Details
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The BU8872 and BU8872FS are DTMF receiver ICs developed for use in telephone answering machines, and convert 16 different types of DTMF signals into 4-bit binary serial data. In addition to a compact 8-pin DIP (BU8872) or 16-pin SSOP (BU8872FS) package, these receivers feature a wide dynamic range, eliminating the need for an external input amplifier. Expertise from a number of companies has been incorporated into these products to enable guard time control through a host microcomputer.
Features
1) Dynamic range of 45dB. (internal AGC)
2) 4-bit binary serial data output.
3) Guard time can be controlled through host microcomputer.
4) Input pins equipped with hysteresis. (ACK pin)
5) 4.19MHz ceramic resonator or crystal resonator can
be used.
6) 8-pin DIP package. (BU8872)
16-pin SSOP package. (BU8872FS)Applications
Telephone answering machines
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Similar parts: 1542 , Click to view
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Datasheet
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Shopping guide
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Popular parts of the same kind
- Datasheet: Download BU8872
- Chipdatas Part: CD93-BU8872
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/13 04:23 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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The fee is charged according to the rule of PayPal.
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