參數(shù)資料
型號： L8575
廠商： Lineage Power
英文描述： Dual-Resistive, Low-Cost Subscriber Line Interface Circuit (SLIC)(雙電阻、低價(jià)格用戶線接口)
中文描述： 雙電阻，低成本用戶線接口電路（SLIC）（雙電阻，低價(jià)格用戶線接口）
文件頁數(shù)： 2/36頁
文件大?。?/td> 570K
代理商： L8575
L8575
Dual-Resistive, Low-Cost SLIC
Advance Data Sheet
March 1997
2
Lucent Technologies Inc.
Table of Contents
Contents
Page
Features .................................................................................................................................................................. 1
Description ...............................................................................................................................................................1
Preliminary Pin Information ..................................................................................................................................... 5
Absolute Maximum Ratings (@ T
A
= 25
°
C)............................................................................................................ 8
Electrical Characteristics......................................................................................................................................... 9
Relay Drivers..................................................................................................................................................... 11
Transmission...................................................................................................................................................... 13
Serial Interface and Logic.................................................................................................................................. 14
Applications........................................................................................................................................................... 16
General.............................................................................................................................................................. 16
Resistor Module................................................................................................................................................. 16
Protection .......................................................................................................................................................... 18
Tip/Ring Drivers................................................................................................................................................. 20
Receive Interface............................................................................................................................................... 20
Transmit Interface .............................................................................................................................................. 20
Battery Noise Cancellation................................................................................................................................ 20
On-Hook Transmission....................................................................................................................................... 21
Self-Test............................................................................................................................................................. 21
Serial Data Interface.......................................................................................................................................... 21
Operating States.................................................................................................................................................... 24
Active State........................................................................................................................................................ 24
Test State........................................................................................................................................................... 24
Powerdown State with Relay Driver RDD Operated.......................................................................................... 24
Powerdown State............................................................................................................................................... 24
Ringing State (D2 = 1)....................................................................................................................................... 24
Supervision............................................................................................................................................................ 25
Off-Hook Detection............................................................................................................................................ 25
Ring-Trip Threshold ........................................................................................................................................... 25
Ring-Trip Requirements......................................................................................................................................25
Fault Detection................................................................................................................................................... 26
Zero Voltage Current Cross............................................................................................................................... 26
Relay Drivers..................................................................................................................................................... 26
dc Characteristics.................................................................................................................................................. 27
I/V Characteristics ............................................................................................................................................. 27
Loop Length....................................................................................................................................................... 27
ac Design............................................................................................................................................................... 28
Codec Features and Selection Summary.......................................................................................................... 28
Design Equations .............................................................................................................................................. 29
Application Diagram ..............................................................................................................................................33
Outline Diagram..................................................................................................................................................... 35
44-Pin PLCC...................................................................................................................................................... 35
Ordering Information ..............................................................................................................................................36
相關(guān)PDF資料
PDF描述
L8576B Dual Ringing SLIC(雙通道振鈴用戶環(huán)路接口（SLIC）)
L8581 Line Test,Tip/Ring, Line Card Access Switches(線測試，振鈴，線卡存取開關(guān))
L9214A Low-Cost Ringing SLIC(低價(jià)格振鈴用戶環(huán)路接口電路)
L9214G Low-Cost Ringing SLIC(低價(jià)格振鈴用戶環(huán)路接口電路)
L9215G Short-Loop Sine Wave Ringing SLIC(短環(huán)路正弦波振鈴用戶接口（SLIC）)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
L8576B 制造商:AGERE 制造商全稱:AGERE 功能描述:Dual Ringing SLIC
L8576BP 制造商:Alcatel-Lucent 功能描述: 制造商:LUCENT 功能描述:
L85J250E 制造商:Ohmite Mfg Co 功能描述:
L8601-01 制造商:HAMAMATSU 制造商全稱:Hamamatsu Corporation 功能描述:90KV MICROFOCUS X-RAY SOURCE
L8605 制造商:Leviton Manufacturing Co 功能描述:
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