HT93214 dialer equivalent, 1-memory tone/pulse dialer.
* Operating Voltage: 2.0V~5.5V
* Low standby current
* Low memory retention current: 0.1mA (Typ.)
* Tone/Pulse switchable
* 32 (pulse)/31 (tone) digit.
with expandable features such as Lock function, keytone and LCD display interface. With a 4 ´ 4 keyboard, it performs no.
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