SM8220 Datasheet - Nippon Precision Circuits Inc

SM8220 Calling Number Identification Receiver

Number SM8220 1 2 3 4 5 6 7 SM8221 1 2 3 TIP RING AGND RDIN RDRC RDET PDWN i i o si od o si Tip Input: This pin is connected to the tip side of the twisted pair telephone wires. This pin must be DC isolated from the phone line. Ring Input: This pin is connected to the ring side of the twisted pair .

SM8220/SM8221 NIPPON PRECISION CIRCUITS INC. Calling Number Identification Receiver IC OVERVIEW The SM8220/SM8221 Calling Number Identification Receiver IC is a CMOS integrated circuit, which provides an interface to various calling information delivery services such as Calling Number Delivery (CND) and Calling Name Delivery (CNAM) compatible with the Bellcore GR-30-CORE. The device also contains a power down circuit, a ring detect circuit and a carrier detect circuit for easier system impleme.

SM8220 Features

* Compatible with Bellcore GR-30-CORE

* Integrated band pass filter

* FSK demodulator Bell 202 and ITU-T V.23

* High input sensitivity:

* 48 dBm typical

* Ring detect output

* Carrier Detect Output (SM8220)

* Power down mode: 1µA power down cur

SM8220 Datasheet (82.58 KB)

SM8220 Datasheet Preview — Preview of SM8220 PDF

Datasheet Details

Part number:

SM8220

Manufacturer:

Nippon Precision Circuits Inc

File Size:

82.58 KB

Description:

Calling number identification receiver.

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SM8220 Calling Number Identification Receiver Nippon Precision Circuits Inc

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