參數(shù)資料
型號： PEF24902
英文描述： ISDN Line Interface
中文描述： ISDN線路接口
文件頁數(shù)： 12/73頁
文件大?。?/td> 1618K
代理商： PEF24902
P-MQFP-64
Hardware Reference Manual
3
2001-02-20
Four Channel Codec Filter with PCM and
Microcontroller Interface
SICOFI
4-μC
PEB 2466
PEF 2466
Version 2.2
CMOS
Type
PEB 2466 Version 2.2
PEF 2466 Version 2.2
Package
P-MQFP-64
P-MQFP-64
1.1
Features
Four-channel single chip codec with digital filters
High analog driving capability (300
, 50 pF) for
direct driving of transformers
Digital Signal Processing (DSP) technique
Programmable digital filters to adapt transmission
behavior, especially for:
–
AC impedance matching
–
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
相關PDF資料
PDF描述
PEF24902H ?Quad ISDN Echocancellation Circuit Analog Front End - 2B1Q/4B3T Code?
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相關代理商/技術參數(shù)
參數(shù)描述
PEF24902H 制造商:未知廠家 制造商全稱:未知廠家 功能描述:?Quad ISDN Echocancellation Circuit Analog Front End - 2B1Q/4B3T Code?
PEF24902HV2.1 制造商:Rochester Electronics LLC 功能描述:- Bulk
PEF24911 制造商:未知廠家 制造商全稱:未知廠家 功能描述:ISDN Line Interface
PEF24911H 制造商:未知廠家 制造商全稱:未知廠家 功能描述:?Quad ISDN Echocancellation Circuit Digital Front End - 2B1Q Code?
PEF24911HV1.3 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Infineon Technologies AG 功能描述:
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