PSD821G3V-C-12UI 查看數據表（PDF） - STMicroelectronics

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PSD821G3V-C-12UI

Configurable Memory System on a Chip for 8-Bit Microcontrollers

STMicroelectronics 

PSD835G2

Figure 33. Read Timing

PSD8XX Family

ALE /AS

A/D

MULTIPLEXED

BUS

ADDRESS

NON-MULTIPLEXED

BUS

DATA

NON-MULTIPLEXED

BUS

CSI

RD

(PSEN, DS)

tAVLX

tLXAX *

tLVLX

ADDRESS

VALID

tAVQV

ADDRESS

VALID

tSLQV

tRLQV

tRLRH

DATA

VALID

DATA

VALID

tRHQX

tRHQZ

E

R/W

tAVPV

tTHEH

tEHEL

tELTL

ADDRESS OUT

*tAVLX and tLXAX are not required 80C51XA in Burst Mode.

95

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