ST92T163R4D0 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
ST92T163R4D0
STMicroelectronics
ST92T163R4D0 Datasheet PDF : 224 Pages
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ST92163 - EXTERNAL MEMORY INTERFACE (EXTMI)
EXTERNAL MEMORY SIGNALS (Cont’d)
Figure 51. External memory Read/Write with a programmable wait
n
NO WAIT CYCLE
T1
T2
1 AS WAIT CYCLE
T1
TW A
1 DS WAIT CYCLE
T2
TW D
SYSTEM
CLOCK
AS STRETCH
DS STRETCH
AS (MC=0)
ALE (MC=1)
TAVQV
P1
DS (MC=0)
P0
MULTIPLEXED
RW (MC=0)
DS (MC=1)
RW (MC=1)
P0
MULTIPLEXED
RW (MC=0)
DS (MC=1)
RW (MC=1)
ADDRESS
ADDRESS
ADDRESS
DATA IN
ADDRESS
DATA IN
ADDRESS
DATA OUT
ADDRESS
DATA
TAVWH
TAVWL
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