參數(shù)資料
型號(hào): T7504
廠商: Lineage Power
元件分類: Codec
英文描述: Quad PCM Codecs with Filters(帶濾波器的四PCM編解碼器)
中文描述: 四的PCM編解碼器和過(guò)濾器(帶濾波器的四的PCM編解碼器)
文件頁(yè)數(shù): 11/18頁(yè)
文件大小: 334K
代理商: T7504
Lucent Technologies Inc.
11
Data Sheet
March 1999
T7504 and T5504 Quad PCM Codecs with Filters
Timing Characteristics
Table 14. Clock Section
(See Figures 6, 7, 8, and 9.)
Table 15. T7504 Transmit Section
(See Figure 6.)
* Timing parameter tMCLDZ is referenced to a high-impedance state.
Table 16. T5504 Transmit Section
(See Figure 8.)
* Timing parameter tMCHDZ is referenced to a high-impedance state.
Symbol
tMCHMCL1
tCDC
tMCH1MCH2
tMCL2MCL1
Parameter
Test Conditions
Min
97
40
0
Typ
Max
60
15
Unit
ns
%
ns
Clock Pulse Width
Duty Cycle, MC
Clock Rise and
Fall Time
Symbol
tMCHDV
tMCHDV1
tMCLDZ*
tFSHMCL
tMCLFSH
tFSLMCL
tFSHFSL
Parameter
Test Conditions
0 < C
LOAD
< 100 pF
0 < C
LOAD
< 100 pF
C
LOAD
= 0
Min
0
0
15
50
50
50
0.1
Typ
Max
60
60
100
Unit
ns
ns
ns
ns
ns
ns
μ
s
Data Enabled on TS Entry
Data Delay from MC
Data Float on TS Exit
Frame-sync Hold Time
Frame-sync High Setup
Frame-sync Low Setup
Frame-sync Pulse Width
125 – tMCHMCH
Symbol
tFSHDV
tMCHDV1
tMCHDZ*
tFSHMCL
tMCLFSH
tFSLMCL
tFSHFSL
Parameter
Test Conditions
0 < C
LOAD
< 100 pF
0 < C
LOAD
< 100 pF
C
LOAD
= 0
Min
0
0
0
50
50
50
0.1
Typ
Max
80
60
30
Unit
ns
ns
ns
ns
ns
ns
μ
s
Data Enabled on TS Entry
Data Delay from FS
X
Data Float on TS Exit
Frame-sync Hold Time
Frame-sync High Setup
Frame-sync Low Setup
Frame-sync Pulse Width
125 – tMCHMCH
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