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參數(shù)資料
| 型號： | TECO3264 |
| 廠商： | Lineage Power |
| 英文描述： | 32-Channel Echo Canceller(32通道回波清除器) |
| 中文描述： | 32通道回聲消除器（32通道回波清除器） |
| 文件頁數(shù)： | 2/128頁 |
| 文件大?。?/td> | 2328K |
| 代理商： | TECO3264 |
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Data Sheet
August 1999
TECO3264 32-Channel Echo Canceller
2
Lucent Technologies Inc.
Table of Contents
Contents
Page
Features ................................................................................................................................................................... 1
Overall Device.............................................................................................................................................. 1
Applications.............................................................................................................................................................. 1
Description................................................................................................................................................................ 1
Block Diagram.......................................................................................................................................................... 8
Pin Information ......................................................................................................................................................... 9
Pin Assignment ............................................................................................................................................ 9
Pin Descriptions ......................................................................................................................................... 10
Functional Description............................................................................................................................................ 13
X(PCM/Linear) Highway Control (XPCM) .................................................................................................. 13
Y(PCM/Linear) Highway Control (YPCM) .................................................................................................. 13
E(PCM/Linear) Highway Control (EPCM) .................................................................................................. 13
Convolution/Update Processor (CUP)........................................................................................................ 13
Nonlinear Processor (NLP) ........................................................................................................................ 13
Tone Disablers (TD1, TD2)........................................................................................................................ 13
Microprocessor Interface and Control (MPIC)............................................................................................ 13
External Control Connection................................................................................................................................... 14
Microprocessor Interface and Control (MPIC)............................................................................................ 14
Channel Status and Control....................................................................................................................... 19
PCM Input/Output (I/O) Timing and Register Control................................................................................. 20
H-Register Channel Status......................................................................................................................... 30
Parameters............................................................................................................................................................. 34
Parameter Overview................................................................................................................................... 34
Per-Channel Control Parameters............................................................................................................... 34
Mask Bits.................................................................................................................................................... 35
Echo Canceller (EC) Parameters............................................................................................................... 36
PCM Transmission Parameters ................................................................................................................. 37
Tone Disabler Parameters ......................................................................................................................... 40
Nonlinear Processor Parameters............................................................................................................... 41
Control Parameters.................................................................................................................................... 42
Test and Diagnostic Parameters................................................................................................................ 43
Parameter Map....................................................................................................................................................... 45
Register Architecture.............................................................................................................................................. 48
Register Scopes......................................................................................................................................... 48
Registers, Functions, Symbols—Information Presentations...................................................................... 49
Recommended Register Values................................................................................................................. 50
Notation and Format: Bits per Parameter and Bits in Registers................................................................. 50
Recommended Register Values for DS1 (μ-Law)...................................................................................... 51
Recommended Register Values for E1 (A-Law) ........................................................................................ 52
Function Name to Symbol and Register Address Index............................................................................. 53
Symbol to Register Address and Function Name Index............................................................................. 59
Page 0 Read/Write Registers 000—07FE.................................................................................................. 65
Page 1 Read-Only Registers 100—10E................................................................................................... 114
Absolute Maximum Ratings.................................................................................................................................. 119
Recommended Operating Conditions .................................................................................................................. 119
Electrical Characteristics...................................................................................................................................... 119
Input and High-Impedance Leakage Current........................................................................................... 119
Clock Input Specifications........................................................................................................................ 120
Other Input Specifications........................................................................................................................ 121
Output Signal Specification...................................................................................................................... 123
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