AM186 Datasheet, PDF (83/112 Pages) Advanced Micro Devices – High-Performance, 80C186- and 80C188-Compatible, 16-Bit Embedded Microcontrollers with RAM

PSRAM Write Cycle Waveforms
t₁
t₂
t₃
t₄
t₁
t_W
CLKOUTA
A19–A0
65
Address
68
S6
S6
8
S6
AD15–AD0*,
AD7–AD0**
Data
7
Address
30
Data
AO15–AO8**
ALE
T _WR
F WHB*, WLB*
WB**
LCS
23
9
10
31
5
20
87
80
84
11
20
81
A _Notes:
R ^{* Am186ER microcontroller only}
D ^{** Am188ER microcontroller only}
Address
32
34
33
31
80
Am186^TMER and Am188^TMER Microcontrollers Data Sheet
83