| Part Number | BU8872 |
| Manufacturer | ROHM (https://www.rohm.com/) |
| Title | DTMF receiver for telephones |
| Description | BU8872 / BU8872FS FInput / output circuits 195 Communication ICs FCircuit operation A DTMF signal is supplied to the INPUT pin and applied to... |
| 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) FBlock diagram
5) 4.19MHz ceramic resonator or crystal resonat...
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| Datasheet |
 BU8872 Datasheet
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