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

PSRAM Read Cycle Waveforms
t₁
t₂
t₃
t₄
t₁
t_W
CLKOUTA
A19–A0
68
S6
S6
66
Address
8
S6
AD15–AD0*,
AD7–AD0**
Address
AO15–AO8**
ALE
23
9
11
10
RD
27
5
LCS
80
81
84
Notes:
* _{Am186ER microcontroller only}
D ^{R ** Am188ER microcontroller only}
7
1
Data
Address
Address
24
26
A²⁵
F T2
59
28
27
80
80
Am186^TMER and Am188^TMER Microcontrollers Data Sheet