參數(shù)資料
型號: MSC8126VT8000
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 數(shù)字信號處理
英文描述: 0-BIT, 500 MHz, OTHER DSP, PBGA431
封裝: 20 X 20 MM, LEAD FREE, PLASTIC, FCBGA-431
文件頁數(shù): 25/48頁
文件大?。?/td> 1138K
代理商: MSC8126VT8000
Electrical Characteristics
MSC8126 Quad Digital Signal Processor Data Sheet, Rev. 15
Freescale Semiconductor
31
2.5.6.2 DSI Synchronous Mode
Table 19. DSI Inputs—Synchronous Mode
No.
Characteristic
Expression
Min
Max
Units
120
HCLKIN Cycle Time1, 2
HTC
10.0
55.6
ns
121
HCLKIN high Pulse Width
(0.5
± 0.1) × HTC
4.0
33.3
ns
122
HCLKIN low Pulse Width
(0.5
± 0.1) × HTC
4.0
33.3
ns
123
HA[11–29] inputs set-up time
1.2
ns
124
HD[0–63] inputs set-up time
0.4
ns
125
HCID[0–4] inputs set-up time
1.3
ns
126
All other inputs set-up time
1.2
ns
127
All inputs hold time
1.5
ns
Notes:
1.
Values are based on a frequency range of 18–100 MHz.
2.
Refer to Table 7 for HCLKIN frequency limits.
Table 20. DSI Outputs—Synchronous Mode
No.
Characteristic
Min
Max
Units
128
HCLKIN high to HD[0–63] output active
2.0
ns
129
HCLKIN high to HD[0–63] output valid
6.3
ns
130
HD[0–63] output hold time
1.7
ns
131
HCLKIN high to HD[0–63] output high impedance
7.6
ns
132
HCLKIN high to HTA output active
2.0
ns
133
HCLKIN high to HTA output valid
5.9
ns
134
HTA output hold time
1.7
ns
135
HCLKIN high to HTA high impedance
6.3
ns
Figure 17. DSI Synchronous Mode Signals Timing Diagram
HCLKIN
HA[11–29] input signals
All other input signals
HD[0–63] output signals
HTA output signal
~ ~
HD[0–63] input signals
120
127
123
126
127
122
121
131
130
129
128
133
135
134
132
~ ~
HCID[0–4] input signals
125
127
124
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