mc68hc11f1cpu3 Freescale Semiconductor, Inc, mc68hc11f1cpu3 Datasheet - Page 146

• Manufacturer Part Number: mc68hc11f1cpu3
• Description: Mc68hc11f1 Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Num
4A
4B
11
12
17
18
19
21
29
39
50
51
52
54
55
56
57
A-12
1
2
3
9
NOTES:
1. Input clocks with duty cycles other than 50% affect bus performance.
2. Indicates a parameter affected by clock stretching. Add n(t
3. All timing is shown with respect to 20% V
Frequency of Operation (E-Clock Frequency)
Cycle Time
Pulse Width, E Low
PW
Pulse Width, E High
PW
E Clock
Address Hold Time
t
Address Delay Time
t
Address Valid Time to E Rise
t
Read Data Setup Time
Read Data Hold Time
Write Data Delay Time
Write Data Hold Time
t
MPU Address Access Time
t
Write Data Setup Time
t
E Valid Chip Select Delay Time
E Valid Chip Select Access Time
t
Chip Select Hold Time
Address Valid Chip Select Delay Time
t
Address Valid Chip Select Access Time
t
Address Valid to Chip Select Time
Address Valid to Data Three-State Time
AH
AD
AV
DHW
ACCA
DSW
ECSA
ACSD
ACSA
n = 1, 2, or 3 depending on values written to CSSTRH register.
EL
EH
= PW
= 1/8 t
= 1/8 t
= 1/8 t
= PW
= PW
= t
= t
= 1/4 t
= 1/2 t
= 1/2 t
cyc
cyc
EL
cyc
cyc
EH
EH
cyc
– t
– t
– t
cyc
cyc
cyc
– 10 ns
+ 40 ns
– t
f
AD
f
– t
– t
– t
+ 40 ns
– 20 ns
– 25 ns
DDW
ECSD
DSR
DSR
Characteristic
– t
– t
– t
ACSD
AD
DSR
Freescale Semiconductor, Inc.
For More Information On This Product,
Table A-7 Expansion Bus Timing
V
DD
ELECTRICAL CHARACTERISTICS
= 5.0 Vdc
Go to: www.freescale.com
Rise Time
DD
t
Fall Time
cyc
(Note 2)
(Note 2)
(Note 2)
(Note 2)
(Note 2)
and 70% V
5%, V
= 1/f
o
SS
Symbol
= 0 Vdc, T
PW
PW
t
t
t
t
t
t
t
t
t
t
t
t
ACCA
ECSD
ACSD
ECSA
ACSA
AVCS
AVDZ
DDW
DHW
DSW
t
DSR
DHR
t
DD
t
t
t
cyc
CH
f
AH
AD
AV
t
t
o
r
f
EH
EL
, unless otherwise noted.
cyc
) to parameter value, where:
A
Min
500
230
225
128
348
185
155
285
dc
53
30
63
10
—
—
—
—
—
—
—
= T
2.0 MHz
0
0
L
to T
Max
103
165
2.0
20
20
40
40
20
10
—
—
—
—
—
—
—
—
—
—
—
—
—
H
Min
333
147
142
203
102
162
dc
32
65
30
42
72
10
—
—
—
—
—
—
—
3.0 MHz
0
0
Max
123
3.0
20
18
82
40
40
20
10
—
—
—
—
—
—
—
—
—
—
—
—
—
TECHNICAL DATA
Min
250
105
100
144
113
dc
21
34
20
31
60
40
10
—
—
—
—
—
—
—
4.0 MHz
0
0
MC68HC11F1
Max
103
4.0
—
—
—
20
15
—
71
—
—
—
40
—
—
—
40
—
20
—
—
10
MHz
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns