参数资料
型号: MPC8343ZQAGDB
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 400 MHz, MICROPROCESSOR, PBGA620
封装: 29 X 29 MM, 2.46 MM HEIGHT, 1 MM PITCH, PLASTIC, BGA-620
文件页数: 31/79页
文件大小: 992K
代理商: MPC8343ZQAGDB
MPC8343EA PowerQUICC II Pro Integrated Host Processor Hardware Specifications, Rev. 10
Freescale Semiconductor
37
JTAG
11.2
JTAG AC Timing Specifications
This section describes the AC electrical specifications for the IEEE Std. 1149.1 (JTAG) interface of the
MPC8343EA. Table 37 provides the JTAG AC timing specifications as defined in Figure 23 through
Output low voltage
VOL
IOL = 8.0 mA
0.5
V
Output low voltage
VOL
IOL = 3.2 mA
0.4
V
Table 37. JTAG AC Timing Specifications (Independent of CLKIN)1
At recommended operating conditions (see Table 2).
Parameter
Symbol2
Min
Max
Unit
Notes
JTAG external clock frequency of operation
fJTG
033.3
MHz
JTAG external clock cycle time
t JTG
30
ns
JTAG external clock pulse width measured at 1.4 V
tJTKHKL
15
ns
JTAG external clock rise and fall times
tJTGR, tJTGF
02
ns
TRST assert time
tTRST
25
ns
3
Input setup times:
Boundary-scan data
TMS, TDI
tJTDVKH
tJTIVKH
4
ns
4
Input hold times:
Boundary-scan data
TMS, TDI
tJTDXKH
tJTIXKH
10
ns
4
Valid times:
Boundary-scan data
TDO
tJTKLDV
tJTKLOV
2
11
ns
5
Output hold times:
Boundary-scan data
TDO
tJTKLDX
tJTKLOX
2
ns
5
Table 36. JTAG Interface DC Electrical Characteristics (continued)
Parameter
Symbol
Condition
Min
Max
Unit
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