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SM8222B - Caller ID Service IC

This page provides the datasheet information for the SM8222B, a member of the SM8222A Caller ID Service IC family.

Features

  • s Conforms to TR-NWT-000030 and SR-TSV002476 (Bellcore) standards s Call waiting s FSK demodulator s Ring signal detect circuit built-in s High input sensitivity s Input gain adjust circuit built-in s Power-down mode s Crystal oscillator circuit built-in s Single supply operation s Microcontroller I/O interface s Molybdenum-gate CMOS process s 24-pin SOP and 24-pin DIP packages s SM8222A : 2.7 to 3.3V operation s SM8222B : 4.5 to 5.5V operation.

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Datasheet preview – SM8222B

Datasheet Details

Part number SM8222B
Manufacturer NPC
File Size 112.15 KB
Description Caller ID Service IC
Datasheet download datasheet SM8222B Datasheet
Additional preview pages of the SM8222B datasheet.

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Full PDF Text Transcription

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preliminary NIPPON PRECISION CIRCUITS INC. SM8222A/B Caller ID Service IC with Call Waiting OVERVIEW The SM8222A/B is a calling number identification (caller ID) and call waiting signal (dual tone signal) receiver decoder IC that conforms with the TRNWT-000030 and SR-TSV-002476 (Bellcore) dialer telephone number display standards. It is implemented in CMOS and incorporates a power-down function for low power operation.
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