MC68HC705J1A

Manufacturer Part NumberMC68HC705J1A
ManufacturerMotorola
MC68HC705J1A datasheet
 

Specifications of MC68HC705J1A

CaseDIP-20L  
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
Page 101
102
Page 102
103
Page 103
104
Page 104
105
Page 105
106
Page 106
107
Page 107
108
Page 108
109
Page 109
110
Page 110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
Page 107/162:

External Interrupt Timing

Download datasheet (2Mb)Embed
PrevNext
8.5 External Interrupt Timing
IRQ PIN
IRQ
1
.
.
.
IRQ
n
IRQ (INTERNAL)
8.5.1 5.0-Volt External Interrupt Timing Characteristics
Characteristic
IRQ interrupt pulse width low (edge-triggered)
IRQ interrupt pulse width (edge- and level-triggered)
PA0–PA3 interrupt pulse width high (edge-triggered)
PA0–PA3 interrupt pulse width high (edge- and level-triggered)
1. V
= 5.0 Vdc
10%, V
= 0 Vdc, T
DD
SS
t
2.
= 1/f
; f
= f
/2.
cyc
op
op
osc
3. The minimum, t
, should not be less than the number of interrupt service routine cycles plus 19 t
ILIL
8.5.2 3.3-Volt External Interrupt Timing Characteristics
Characteristic
IRQ interrupt pulse width low (edge-triggered)
IRQ interrupt pulse width (edge- and level-triggered)
PA0–PA3 interrupt pulse width high (edge-triggered)
PA0–PA3 interrupt pulse width high (edge- and level-triggered)
1. V
= 3.3 Vdc
10%, V
= 0 Vdc, T
DD
SS
t
2.
= 1/f
; f
= f
/2.
cyc
op
op
osc
3. The minimum, t
, should not be less than the number of interrupt service routine cycles plus 19
ILIL
MC68HC705J1A — Rev. 4.0
MOTOROLA
t
ILIL
t
ILIH
t
ILIH
Figure 8-4. External Interrupt Timing
(1)
= –40 C to +105 C unless otherwise noted
A
(1)
= –40 C to +105 C, unless otherwise noted
A
External Interrupt Module (IRQ)
External Interrupt Module (IRQ)

External Interrupt Timing

Symbol
Min
Max
t
1.5
ILIH
t
(3)
1.5
Note
ILIH
t
1.5
ILIL
(3)
t
1.5
Note
ILIH
.
cyc
Symbol
Min
Max
t
1.5
ILIH
(3)
t
1.5
Note
ILIH
t
1.5
ILIL
(3)
t
1.5
Note
ILIH
t
.
cyc
Technical Data
Unit
(2)
t
cyc
t
cyc
t
cyc
t
cyc
Unit
(2)
t
cyc
t
cyc
t
cyc
t
cyc
107