參數(shù)資料
型號(hào): MSC8126
廠商: 飛思卡爾半導(dǎo)體(中國(guó))有限公司
元件分類: 數(shù)字信號(hào)處理
英文描述: Quad Digital Signal Processor
中文描述: 四路數(shù)字信號(hào)處理器
文件頁數(shù): 37/48頁
文件大?。?/td> 792K
代理商: MSC8126
MSC8126 Quad Digital Signal Processor Data Sheet, Rev. 13
Freescale Semiconductor
37
2.5.12
EE Signals
Figure 28
shows the signal behavior of the
EE
pins.
2.5.13
JTAG Signals
Figure 27. GPIO Timing
Table 29. EE Pin Timing
Number
Characteristics
Type
Min
65
EE0 (input)
Asynchronous
4 core clock periods
66
EE1 (output)
Synchronous to Core clock
1 core clock period
Notes:
1.
2.
The core clock is the SC140 core clock. The ratio between the core clock and CLKOUT is configured during power-on-reset.
Refer to
Table 1-4
on page 1-6 for details on EE pin functionality.
Figure 28. EE Pin Timing
Table 30. JTAG Timing
No.
Characteristics
All
frequencies
Unit
Min
Max
700
701
702
TCK frequency of operation (1/(T
C
×
4); maximum 25 MHz)
TCK cycle time
TCK clock pulse width measured at V
M
= 1.6 V
High
Low
TCK rise and fall times
0.0
40.0
25
MHz
ns
20.0
16.0
0.0
3.0
ns
ns
ns
703
REFCLK
GPIO
(Output)
GPIO
(Input)
Valid
603
High Impedance
604
605
602
601
EE1 out
EE0 in
65
66
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