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MPC7448 датащи(PDF) 20 Page - Freescale Semiconductor, Inc

номер детали MPC7448
подробное описание детали  RISC Microprocessor Hardware Specifications
PDF  60 Pages
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производитель  FREESCALE [Freescale Semiconductor, Inc]
домашняя страница  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

MPC7448 датащи(HTML) 20 Page - Freescale Semiconductor, Inc

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MPC7448 RISC Microprocessor Hardware Specifications, Rev. 3
20
Freescale Semiconductor
Electrical and Thermal Characteristics
Figure 6 provides the input/output timing diagram for the MPC7448.
Figure 6. Input/Output Timing Diagram
5.2.3
IEEE Std. 1149.1 AC Timing Specifications
Table 10 provides the IEEE Std. 1149.1 (JTAG) AC timing specifications as defined in Figure 8 through
Figure 11.
Table 10. JTAG AC Timing Specifications (Independent of SYSCLK)1
At recommended operating conditions. See Table 4.
Parameter
Symbol
Min
Max
Unit
Notes
TCK frequency of operation
fTCLK
033.3
MHz
TCK cycle time
tTCLK
30
—
ns
TCK clock pulse width measured at 1.4 V
tJHJL
15
—
ns
TCK rise and fall times
tJR and tJF
—2
ns
TRST assert time
tTRST
25
—
ns
2
SYSCLK
All Inputs
VM
VM = Midpoint Voltage (OVDD/2)
All Outputs
tKHOX
VM
tKHDV
(Except TS,
ARTRY, SHD0, SHD1)
All Outputs
TS
ARTRY,
(Except TS,
ARTRY, SHD0, SHD1)
VM
tKHOE
tKHOZ
tKHTSPZ
tKHARPZ
tKHARP
SHD1
SHD0,
tKHOV
tKHAV
tKHDX
tKHAX
tIXKH
tAXKH
tKHTSX
tKHTSV
tKHTSV
tKHARV
tKHARX
tIVKH
tAVKH
tMVKH
tMXKH



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