參數(shù)資料
型號(hào): T7536
廠商: Lineage Power
元件分類: Codec
英文描述: 16-Channel Programmable Codec Chip Set(十六通道可編程編解碼器芯片組)
中文描述: 16通道可編程解碼器芯片組(十六通道可編程編解碼器芯片組)
文件頁(yè)數(shù): 28/44頁(yè)
文件大?。?/td> 772K
代理商: T7536
28
Lucent Technologies Inc.
Data Sheet
February 1999
Codec Chip Set
T7531A/T7536 16-Channel Programmable
Transmission Characteristics
(continued)
Table 14. Distortion and Group Delay
* Varies as a function of bit offset.
Table 15. Crosstalk
Parameter
Symbol
STD
X
STD
R
Test Conditions
Sinusoidal test method level:
3.0 dBm0
0 dBm0
0 dBm0 single frequency input,
200 Hz
f
IN
3400 Hz; measure at
any other single frequency
0 dBm0 single frequency input,
200 Hz
f
IN
3400 Hz; measure at
any other single frequency
Transmit or receive, two frequencies
in the range (300 Hz to 3400 Hz)
f = 1600 Hz, SCK = 4.096 MHz,
bit offset = 419
f = 1600 Hz
Min
Typ
Max
Unit
Signal to Total Distortion
Transmit or Receive
C-message Weighted
Single Frequency Distortion,
Transmit
33
36
–46
dB
dB
dB
SFD
X
Single Frequency Distortion,
Receive
SFD
R
–46
dB
Intermodulation Distortion
IMD
–41
dB
TX Group Delay, Absolute
D
XA
250*
300
μ
s
RX Group Delay, Absolute
D
RA
250
300
μ
s
Parameter
Symbol
CT
X-X
Test Conditions
f = 300 Hz to 3400 Hz,
Any channel to any channel
f = 300 Hz to 3400 Hz,
Any channel to any other channel
In-channel
f = 300 Hz to 3400 Hz,
Any channel to any other channel
In-channel
f = 300 Hz to 3400 Hz,
Any channel to any channel
Min
Typ
Max
Unit
Transmit to Transmit Crosstalk,
0 dBm0 Level
Transmit to Receive Crosstalk,
0 dBm0 Level
–75
dB
CT
X-R
–75
–50
dB
dB
Receive to Transmit Crosstalk,
0 dBm0 Level
CT
R-X
–75
–50
dB
dB
Receive to Receive Crosstalk,
0 dBm0 Level
CT
R-R
–75
dB
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