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MPC7447A

RISC Microprocessor Hardware Specifications

Freescale Semiconductor 

Electrical and Thermal Characteristics

Figure 5 provides the mode select input timing diagram for the MPC7447A. The mode select inputs are

sampled twice, once before and once after HRESET negation.

SYSCLK

VM

VM

HRESET

Mode Signals

1st Sample

2nd Sample

VM = Midpoint Voltage (OVDD/2)

Figure 5. Mode Input Sample Timing Diagram

Figure 6 provides the input/output timing diagram for the MPC7447A.

SYSCLK

VM

All Inputs

All Outputs

(Except TS,

ARTRY, SHD0, SHD1)

All Outputs

(Except TS,

ARTRY, SHD0, SHD1)

tKHOE

tAVKH

tIVKH

tMVKH

tKHAV

tKHDV

tKHOV

tKHTSV

TS

VM

tAXKH

tIXKH

tMXKH

tKHAX

tKHDX

tKHOX

tKHOZ

tKHTSPZ

tKHTSV

tKHTSX

ARTRY,

SHD0,

SHD1

tKHARV

tKHARP

tKHARX

VM = Midpoint Voltage (OVDD/2)

Figure 6. Input/Output Timing Diagram

VM

tKHARPZ

MPC7447A RISC Microprocessor Hardware Specifications, Rev. 5

18

Freescale Semiconductor

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