Datasheet4U Logo Datasheet4U.com

AM79M574 Datasheet - Legerity

AM79M574_Legerity.pdf

Preview of AM79M574 PDF
AM79M574 Datasheet Preview Page 2 AM79M574 Datasheet Preview Page 3

Datasheet Details

Part number:

AM79M574

Manufacturer:

Legerity

File Size:

331.02 KB

Description:

Metering subscriber line interface circuit.

AM79M574, Metering Subscriber Line Interface Circuit

Am79M574 Subscriber Line Interface Circuit Valid Combinations Valid Combinations Am79M574 *1 *2 JC Valid Combinations list configurations planned to be supported in volume for this device.

Consult the local Legerity sales office to confirm availability of specific valid combinations

www.DataSheet4U.com Am79M574 Metering Subscriber Line Interface Circuit DISTINCTIVE CHARACTERISTICS       Programmable constant-resistance feed Programmable loop-detect threshold Ground-key detect Performs polarity reversal Line-feed characteristics independent of battery variations Test relay driver optional      Supports 2.2 Vrms metering (12 and 16 kHz) On-chip switching regulator for low-power dissipation Two-wire impedance set by single external impedance Tip Open state for

AM79M574 Features

* olarity

* 40°C to +85°C reverse polarity

* 2

* 2

* 2

* 2

* 2

* 2

* 1

* 63 58 54 58 54 54 40 42 25 18 dB Longitudinal signal generation 4-L Longitudinal current capability per wire 300 Hz to 800 Hz 300 Hz to 800 Hz Active state

📁 Related Datasheet

📌 All Tags

Legerity AM79M574-like datasheet