F271-AEA-P View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

F271-AEA-P

16-bit MCU with 128 Kbyte Flash memory and 8/12 Kbyte RAM

STMicroelectronics 

ST10F271B/ST10F271E

Electrical characteristics

Figure 52. External memory cycle: Multiplexed bus, with/without r/w delay, normal ALE, r/w CS

CLKOUT

t5

t16

t25

ALE

A23-A16

(A15-A8)

BHE

Read Cycle

Address/Data

Bus (P0)

RdCSx

Write Cycle

Address/Data

Bus (P0)

WrCSx

t6

t17

t27

Address

t16

t6

t7

Address

t51

Data In

t42

t44

t52

t46

t48

t49

t43

t45

t47

Address

t55

Data Out

t42

t50

t43

t48

t49

Address

161/180

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