参数资料
型号: MPC8343CZQAGDX
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: 35/92页
文件大小: 987K
代理商: MPC8343CZQAGDX
MPC8343E PowerQUICC II Pro Integrated Host Processor Hardware Specifications, Rev. 6
40
Freescale Semiconductor
JTAG
10 JTAG
This section describes the DC and AC electrical specifications for the IEEE 1149.1 (JTAG) interface of
the MPC8343E.
10.1
JTAG DC Electrical Characteristics
Table 29 provides the DC electrical characteristics for the IEEE 1149.1 (JTAG) interface of the
MPC8343E.
10.2
JTAG AC Timing Specifications
This section describes the AC electrical specifications for the IEEE 1149.1 (JTAG) interface of the
MPC8343E.
Table 30 provides the JTAG AC timing specifications as defined in Figure 20 through Figure 23.
Table 29. JTAG interface DC Electrical Characteristics
Characteristic
Symbol
Condition
Min
Max
Unit
Input high voltage
VIH
2.5
OVDD+0.3
V
Input low voltage
VIL
-0.3
0.8
V
Input current
IIN
±5
A
Output high voltage
VOH
IOH = –8.0 mA
2.4
V
Output low voltage
VOL
IOL = 8.0 mA
0.5
V
Output low voltage
VOL
IOL = 3.2 mA
0.4
V
Table 30. JTAG AC Timing Specifications (Independent of CLKIN) 1
At recommended operating conditions (see Table 56).
Parameter
Symbol 2
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
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