參數(shù)資料
型號: MPC8569EVTAUNLB
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: RISC PROCESSOR, PBGA783
封裝: 29 X 29 MM, 1 MM PITCH, PLASTIC, BGA-783
文件頁數(shù): 125/126頁
文件大?。?/td> 2847K
代理商: MPC8569EVTAUNLB
MPC8569E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 0
JTAG Controller
Freescale Semiconductor
98
2.14
JTAG Controller
This section describes the DC and AC electrical specifications for the IEEE 1149.1 (JTAG) interface.
2.14.1
JTAG DC Electrical Characteristics
The following table provides the JTAG DC electrical characteristics.
2.14.2
JTAG AC Timing Specifications
The following table provides the JTAG AC timing specifications as defined in Figure 52 through Figure 55.
Table 60. JTAG DC Electrical Characteristics
For recommended operating conditions, see Table 3
Parameter
Symbol
Min
Max
Unit
Notes
Input high voltage
VIH
2—
V
1
Input low voltage
VIL
—0.8
V
1
Input current (OVIN = 0 V or OVIN = OVDD)
IIN
—±40
μA2
Output high voltage (OVDD = min, IOH = –2 mA)
VOH
2.4
V
Output low voltage (OVDD = min, IOL = 2 mA)
VOL
—0.4
V
Note:
1. The min VILand max VIH values are based on the respective min and max OVIN values found in Table 3.
2. The symbol OVIN represents the input voltage of the supply. It is referenced in Table 3.
Table 61. JTAG AC Timing Specifications
For recommended operating conditions, see Table 3
Parameter
Symbol1
Min
Max
Unit
Notes
JTAG external clock frequency of operation
fJTG
033.3
MHz
JTAG external clock cycle time
tJTG
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
4
TRST assert time
tTRST
25
ns
2
Input setup times
tJTDVKH
4—
ns
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