PEF2466(2001) Ver la hoja de datos (PDF) - Infineon Technologies

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PEF2466
(Rev.:2001)

Four Channel Codec Filter with PCM and Microcontroller Interface SICOFI®4-µC

Infineon Technologies 

Four Channel Codec Filter with PCM and

Microcontroller Interface

SICOFI®4-µC

PEB 2466

PEF 2466

Version 2.2

CMOS

1.1

Features

• Four-channel single chip codec with digital filters

• High analog driving capability (300 Ω, 50 pF) for

direct driving of transformers

• Digital Signal Processing (DSP) technique

• Programmable digital filters to adapt transmission

behavior, especially for:

– AC impedance matching

P-MQFP-64

– Transhybrid balancing

– Frequency response

– Signal levels

– A/µ-Law compression and expansion

• Fulfills international (e.g. ITU-T Q.552, G.712) and country-specific requirements

• High performance ADC and DAC for excellent linearity and dynamic gain

• Programmable Analog Interface to electronic SLICs or transformer solutions

• Seven SLIC-signaling I/O pins per channel with programmable debouncing

• Two PCM Highways accessible by on-chip PCM Interface with Programmable time

slot assignment and variable data rates from 128 kbit/s to 8 Mbit/s

• Easy to use 4-pin Serial Microcontroller Interface (SPI compatible) for read/write

access

• Single supply voltage (5 V)

• Advanced low-power mixed-signal CMOS technology

• Two programmable tone generators per channel (DTMF possible)

• Level metering function for system tests and for analog input signal testing

• Advanced on-chip functions for device and system diagnostics and manufacturing test

– Five digital loops

– Four analog loops

• Support tools include:

– Hardware development board — STUT 2466

– QSICOS Coefficient Calculation and Register Configuration Software

• Standard P-MQFP-64 package

Type

PEB 2466 Version 2.2

PEF 2466 Version 2.2

Hardware Reference Manual

Package

P-MQFP-64

P-MQFP-64

3

2001-02-20

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