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IDT821054

Integrated Device
Part Number IDT821054
Manufacturer Integrated Device
Description QUAD PROGRAMMABLE PCM CODEC
Published Apr 17, 2005
Detailed Description QUAD PROGRAMMABLE PCM CODEC WITH MPI INTERFACE FEATURES • • • • 4-channel CODEC with on-chip digital filters Software se...
Datasheet PDF File IDT821054 PDF File

IDT821054
IDT821054

Overview
QUAD PROGRAMMABLE PCM CODEC WITH MPI INTERFACE FEATURES • • • • 4-channel CODEC with on-chip digital filters Software selectable A/µ-law, linear code conversion Meets ITU-T G.
711 - G.
714 requirements Programmable digital filters adapting to system demands: - AC impedance matching - Transhybrid balance - Frequency response correction - Gain setting Supports two programmable PCM buses Flexible PCM interface with up to 128 programmable time slots, data rate from 512 kbits/s to 8.
192 Mbits/s MPI control interface Broadcast mode for coefficient setting 7 SLIC signaling pins (including 2 debounced pins) per channel Fast hardware ring trip mechanism IDT821054 • • • • • • • 2 programmable tone generators per channel for testing, ringing and DTMF generation • 1 programmable FSK generator for sending Caller-ID messages • Two programmable chopper clocks • Master clock frequency selectable: 1.
536 MHz, 1.
544 MHz, 2.
048 MHz, 3.
072 MHz, 3.
088 MHz, 4.
096 MHz, 6.
144 MHz, 6.
176 MHz or 8.
192 MHz • Adv...


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