MT3270B - Wide Dynamic Range DTMF Receiver

This page provides the datasheet information for the MT3270B, a member of the MT3370B Wide Dynamic Range DTMF Receiver family.

Product Overview

Zarlink Semiconductor

Part number	MT3270B
Manufacturer	Zarlink Semiconductor
File Size	558.76 KB
Description	Wide Dynamic Range DTMF Receiver
Datasheet	MT3270B Datasheet
Additional preview pages of the MT3270B datasheet.

The MT3x7xB is a family of high performance DTMF receivers which decode all 16 tone pairs into a 4-bit binary code.

These devices incorporate an AGC for wide dynamic range and are suitable for end-to-end signalling.

Wide dynamic range (50 dB) DTMF Receiver Call progress (CP) detection via cadence indication 4-bit synchronous serial data output Software controlled guard time for MT3x70B Internal guard time circuitry for MT3x71B Powerdown option (MT317xB & MT337xB) 4.194304 MHz crystal or ceramic resonator (MT337xB and MT327xB) External clock input (MT317xB) Guarantees non-detection of spurious tones Ordering Information.

Other Datasheets by Zarlink Semiconductor

Published: May 14, 2010 |