
Electrical Characteristics
Data Sheet
M68HC11E Family — Rev. 5
186
Electrical Characteristics
MOTOROLA
Figure 10-14. Multiplexed Expansion Bus Timing Diagram
E
AS
1
1
4A
9
9
ADDRESS/DATA
(MULTIPLEXED)
READ
WRITE
12
12
2
3
3
4B
4A
4B
4B
29
29
35
17
17
18
18
19
19
21
21
25
24
24
27
27
36
22
22
26
26
28
28
ADDRESS
ADDRESS
DATA
DATA
R/W, ADDRESS
(NON-MUX)
NON-MULTIPLEXED
NOTE: Measurement points shown are 20% and 70% of V
Note: Measurement points shown are 20% and 70% of V
DD
.
DD.
MUX BUS TIM
F
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n
.