MM74HC161N Fairchild Semiconductor, MM74HC161N Datasheet - Page 4
![IC COUNTER BINARY PRESET 16-DIP](/photos/6/52/65285/261-16-dip_sml.jpg)
MM74HC161N
Manufacturer Part Number
MM74HC161N
Description
IC COUNTER BINARY PRESET 16-DIP
Manufacturer
Fairchild Semiconductor
Series
74HCr
Datasheet
1.MM74HC163N.pdf
(9 pages)
Specifications of MM74HC161N
Logic Type
Binary Counter
Direction
Up
Number Of Elements
1
Number Of Bits Per Element
4
Reset
Asynchronous
Timing
Synchronous
Count Rate
40MHz
Trigger Type
Positive Edge
Voltage - Supply
2 V ~ 6 V
Operating Temperature
-55°C ~ 125°C
Mounting Type
Through Hole
Package / Case
16-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
74HC161
www.fairchildsemi.com
f
t
t
t
t
t
t
t
t
t
t
t
f
t
t
t
t
t
t
t
t
MAX
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PHL
REM
S
S
AC Electrical Characteristics
V
MAX
PHL
PHL
PHL
PHL
REM
S
H
W
AC Electrical Characteristics
C
Symbol
Symbol
CC
L
, t
, t
, t
PLH
PLH
PLH
50 pF, t
5V, T
Maximum Operating
Frequency
Maximum Propagation
Delay, Clock to RC
Maximum Propagation
Delay, Clock to RC
Maximum Propagation
Delay, Clock to Q
Maximum Propagation
Delay, Clock to Q
Maximum Propagation
Delay, ENT to RC
Maximum Propagation
Delay, ENT to RC
Maximum Propagation
Delay, Clear to RC
Maximum Propagation
Delay, Clear to Q
Minimum Removal
Time Clear to Clock
Minimum Setup
Time Clear or Data
to Clock
Minimum Setup
Time Load
to Clock
Maximum Operating Frequency
Maximum Propagation Delay, Clock to RC
Maximum Propagation Delay, Clock to Q
Maximum Propagation Delay, ENT to RC
Maximum Propagation Delay, Clear to Q or RC
Minimum Removal Time, Clear to Clock
Minimum Set Up Time Clear, Load,
Enable or Data to Clock
Minimum Hold Time, Data from Clock
Minimum Pulse Width Clock,
Clear, or Load
A
r
25 C, C
t
f
Parameter
6 ns (unless otherwise specified)
L
15 pF, t
Parameter
r
t
f
6 ns
Conditions
Conditions
2.0V
4.5V
6.0V
2.0V
4.5V
6.0V
2.0V
4.5V
6.0V
2.0V
4.5V
6.0V
2.0V
4.5V
6.0V
2.0V
4.5V
6.0V
2.0V
4.5V
6.0V
2.0V
4.5V
6.0V
2.0V
4.5V
6.0V
2.0V
4.5V
6.0V
2.0V
4.5V
6.0V
2.0V
4.5V
6.0V
V
CC
4
Typ
100
100
100
10
40
45
32
28
88
18
15
95
30
26
85
17
14
90
28
24
80
16
14
32
28
32
28
T
A
25 C
215
175
205
170
195
160
220
210
125
150
135
27
32
43
37
35
30
41
35
34
29
39
33
32
27
44
37
42
36
25
21
30
26
27
23
5
Typ
43
30
29
18
27
10
T
A
Guaranteed Limits
40 to 85 C T
271
220
258
214
246
202
275
260
158
190
170
21
25
54
46
44
37
52
44
43
36
49
42
40
34
55
47
52
45
32
27
38
32
34
29
4
Guaranteed Limit
30
35
34
32
38
20
30
16
5
A
55 to 125 C
320
260
305
253
291
238
325
315
186
225
200
18
21
64
54
52
44
61
52
51
43
58
49
48
41
66
55
63
54
37
32
45
38
41
35
4
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns