参数资料
型号: MPC5604SEMLQR
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 64 MHz, MICROCONTROLLER, PQFP144
封装: 20 X 20 MM, 1.40 MM HEIGHT, 0.50 MM PITCH, LQFP-144
文件页数: 85/104页
文件大小: 1729K
代理商: MPC5604SEMLQR
Electrical Characteristics
MPC560xS Microcontroller Data Sheet, Rev. 2
Preliminary—Subject to Change Without Notice
Freescale Semiconductor
81
3.19.2
Nexus Debug Interface
Figure 22. Nexus Clock Timing
Figure 23. Nexus Output Timing
Table 42. Nexus Debug Port Timing1
1 JTAG specifications in this table apply when used for debug functionality. All Nexus timing relative to MCKO is
measured from 50% of MCKO and 50% of the respective signal. Nexus timing specified at VDD = 3.0 V to 5.5V,
TA = 40 to 105 °C, and CL = 50 pF (CL = 30 pF on MCKO), with SRC = 0b11.
No.
Symbol
C
Parameter
Value
Unit
Min
Max
1tMCYC
CC
D MCKO Cycle Time
22
ns
2
Δ
MDC
CC
D MCKO Duty Cycle
40
60
%
3tMDOV
CC
D MCKO Low to MDO Data Valid2
2 MDO, MSEO, and EVTO data is held valid until next MCKO low cycle.
–2
14
ns
4tMSEOV
CC
D MCKO Low to MSEO Data Valid2
–2
14
ns
5tEVTOV
CC
D MCKO Low to EVTO Data Valid2
–2
14
ns
6tEVTIPW
CC
D EVTI Pulse Width
4
tTCYC
7tEVTOPW
CC
D EVTO Pulse Width
1
tMCYC
8tTCYC
CC
D TCK Cycle Time3
3 The system clock frequency needs to be three times faster than the TCK frequency.
100
ns
9
Δ
TDC
CC
D TCK Duty Cycle
40
60
%
10
tNTDIS, tNTMSS
CC
D TDI, TMS Data Setup Time
25
ns
11
tNTDIH, tNTMSH
CC
D TDI, TMS Data Hold Time
5
ns
12
tJOV
CC
D TCK Low to TDO Data Valid
0
35
ns
1
2
4
5
MCKO
MDO
MSEO
EVTO
Output Data Valid
3
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