SM8224B Datasheet (Nippon Precision Circuits Inc)

SM8224B, Dual-Tone Receiver

Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Name AG N D TIP RING TRQ GND OSCIN OSCOUT MODE TEST DOUT STR DTDET CR CDET VDD S1 S0 DTQ DT2 DT1 I/O O I I O * I O I * O O O I/O O * I I O I I Function Analog ground output.

Internal reference voltage (V D D /2) output

SM8224B Features

* a power-down function, realizing low power dissipation operation. FEATURES s PINOUT (Top view) s s s s s s s s TR-NWT-000030 and SR-TSV-002476 standards (Bellcore) Call waiting FSK decoder High input sensitivity Independent input gain adjustment for caller ID signal and call waiting signal inpu