參數(shù)資料
型號: MPC8349EZUAJF
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 533 MHz, RISC PROCESSOR, PBGA672
封裝: 35 X 35 MM, 1.50 MM HEIGHT, 1 MM PITCH, TBGA-672
文件頁數(shù): 56/115頁
文件大?。?/td> 1228K
代理商: MPC8349EZUAJF
MPC8349E PowerQUICC II Pro Integrated Host Processor Hardware Specifications, Rev. 5
Freescale Semiconductor
45
JTAG
10 JTAG
This section describes the DC and AC electrical specifications for the IEEE 1149.1 (JTAG) interface of
the MPC8349E..
10.1
JTAG DC Electrical Characteristics
Table 33 provides the DC electrical characteristics for the IEEE 1149.1 (JTAG) interface of the
MPC8349E.
10.2
JTAG AC Timing Specifications
This section describes the AC electrical specifications for the IEEE 1149.1 (JTAG) interface of the
MPC8349E.
Table 34 provides the JTAG AC timing specifications as defined in Figure 24 through Figure 27.
Table 33. 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 34. JTAG AC Timing Specifications (Independent of CLKIN) 1
At recommended operating conditions (see Table 60).
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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