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)： 12/128頁
文件大小： 2328K
代理商： TECO3264
Data Sheet
August 1999
TECO3264 32-Channel Echo Canceller
12
Lucent Technologies Inc.
Pin Information
(continued)
Pin Descriptions
(continued)
Table 1. Pin Descriptions
(continued)
Pin
Symbol
Type
Description
129,
131—134,
136—139,
141—144,
146, 147
56
57
CA[0:14]
O
(Factory Use.)
These pins must be left unconnected.
TEST0
TEST1
O
O
256 kHz Per-Channel NLP On/Off Status.
(1 = on; 0 = off.)
256 kHz Per-Channel Far-End Speech (FES) Status.
(1 = FES declared; 0 = FES not declared.)
256 kHz Per-Channel 64-Clear Status.
(1 = on; 0 = off.)
256 kHz Per-Channel EC Status.
(1 = off; 0 = on.)
256 kHz Per-Channel H-Reset Status.
(1 = reset; 0 = not reset.)
256 kHz Per-Channel H-Freeze Status.
(1 = frozen; 0 = not frozen.)
4.096 Mbits/s ê Linear PCM Data.
256 kHz Per-Channel Convergence Mode.
(1 = fast; 0 = slow.)
(Factory Use.)
These pins must be left unconnected.
58
59
60
62
63
64
TEST2
TEST3
TEST4
TEST5
TEST6
TEST7
CD[0:35]
O
O
O
O
O
O
I/O
74, 76—79,
82—85,
87—90,
92—95,
97—100,
102—105,
107—110,
112—115,
117—119
7, 20, 33,
41, 54, 65,
80, 86, 96,
106, 116,
121, 130,
140, 150,
160
1, 13, 27,
40, 47, 61,
70, 81, 91,
101, 111,
120, 125,
135, 145,
155
73
V
DD
Power
3.3 V.
V
SS
Ground
Ground.
V
DD_PLL
Power
3.3 V.
Recommended bypass capacitors 10 μF, 0.047 μF, and 2700 pF,
between V
DD_PLL
and V
SS_PLL
.
Ground
Ground.
75
V
SS_PLL
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