AM186ER-25KCW AMD [Advanced Micro Devices], AM186ER-25KCW Datasheet - Page 76

• Manufacturer Part Number: AM186ER-25KCW
• Description: High-Performance, 80C186- and 80C188-Compatible, 16-Bit Embedded Microcontrollers with RAM
• Manufacturer: AMD [Advanced Micro Devices]

Switching Characteristics over Commercial and Industrial Operating Ranges
Internal RAM Show Read Cycle (25 MHz and 33 MHz)
Switching Characteristics over Commercial and Industrial Operating Ranges
Internal RAM Show Read Cycle (40 MHz and 50 MHz)
76
General Timing Responses
Read Cycle Timing Responses
General Timing Responses
Read Cycle Timing Responses
No.
No.
11
25
27
68
11
25
27
68
5
7
9
5
7
9
Symbol
Symbol
t
t
t
t
t
t
t
t
t
t
CHLH
CLRH
CHAV
t
t
t
t
CLAV
CLDV
CHLL
CLRL
CHLH
CLRH
CLAV
CLDV
CHLL
CLRL
CHAV
Description
AD Address Valid Delay
Data Valid Delay
ALE Active Delay
ALE Inactive Delay
RD Active Delay
RD Inactive Delay
CLKOUTA High to A Address Valid
Description
AD Address Valid Delay
Data Valid Delay
ALE Active Delay
ALE Inactive Delay
RD Active Delay
RD Inactive Delay
CLKOUTA High to A Address Valid
Parameter
Parameter
Am186
TM
ER and Am188
TM
ER Microcontrollers Data Sheet
Min
0
0
0
0
0
25 MHz
Min
0
0
0
0
0
40 MHz
Preliminary
Max
Preliminary
20
20
20
20
20
20
20
Max
12
12
12
12
10
12
10
Min
Min
0
0
0
0
0
33 MHz
0
0
0
0
0
50 MHz
Max
Max
10
10
10
10
10
10
10
15
15
15
15
15
15
15
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns