AM188ES-40KCW Datasheet, PDF (79/102 Pages) Advanced Micro Devices – High Performance, 80C186-/80C188-Compatible and 80L186-/80L188-Compatible, 16-Bit Embedded Microcontrollers

PRELIMINARY
PSRAM Write Cycle Waveforms
CLKOUTA
A19–A0
S6/LOCK
AD15–AD0*,
AD7–AD0**
68
S6
t₁
t₂
t₃
t₄
t₁
t_W
65
Address
8
LOCK
7
S6
30
Address
Data
AO15–AO8**
23
9
ALE
10
WR
WHB*, WLB*
WB**
LCS
31
5
20
87
80
84
Notes:
* _{Am186ES microcontroller only}
** _{Am188ES microcontroller only}
11
20
81
Address
32
34
33
31
80
Am186/188ES and Am186/188ESLV Microcontrollers
79