74HCT161N NXP Semiconductors, 74HCT161N Datasheet - Page 9

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74HCT161N

Manufacturer Part Number
74HCT161N
Description
Counter Single 4-Bit Sync Binary UP 16-Pin PDIP Bulk
Manufacturer
NXP Semiconductors
Type
Binaryr
Datasheet
1.74HC161N.pdf (12 pages)

Specifications of 74HCT161N

Package
16PDIP
Logic Function
Counter
Logic Family
HCT
Operation Mode
UP Counter
Direction Type
Uni-Directional
Number Of Elements Per Chip
1
Preset Type
Synchronous
Typical Operating Supply Voltage
5 V
Operating Temperature
-40 to 125 °C
Counter Type
Binary
Clock Frequency
45MHz
Count Maximum
15
Supply Voltage Range
4.5V To 5.5V
Logic Case Style
DIP
No. Of Pins
16
Operating Temperature Range
-40°C To +125°C
Svhc
No SVHC
Base Number
74
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Philips Semiconductors
DC CHARACTERISTICS FOR 74HCT
For the DC characteristics see
Output capability: standard
I
Note to HCT types
The value of additional quiescent supply current ( I
To determine I
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; t
December 1990
CC
INPUT
MR
CP
CEP
D
CET
PE
SYMBOL PARAMETER
t
t
t
t
t
t
t
t
t
PHL
PHL
PHL
PHL
PHL
THL
W
W
rem
Presettable synchronous 4-bit binary
counter; asynchronous reset
n
category: MSI
/ t
/ t
/ t
/ t
TLH
PLH
PLH
PLH
UNIT LOAD COEFFICIENT
0.95
1.10
0.25
0.25
0.75
0.30
propagation delay
propagation delay
propagation delay
propagation delay
propagation delay
output transition time
clock pulse width
master reset pulse
removal time
r
= t
CP to Q
CP to TC
MR to Q
MR to TC
CET to TC
HIGH or LOW
width; LOW
MR to CP
CC
f
= 6 ns; C
per input, multiply this value by the unit load coefficient shown in the table below.
n
n
L
= 50 pF
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
16
20
20
min.
23
28
29
30
17
7
7
10
6
typ.
25
43
48
46
51
35
15
max. min.
CC
) for a unit load of 1 is given in the family specifications.
T
20
25
25
74HCT
amb
9
40 to 85
( C)
54
60
58
64
44
19
max.
24
30
30
min.
40 to 125
65
72
69
77
53
22
max.
.
ns
ns
ns
ns
ns
ns
ns
ns
ns
UNIT
74HC/HCT161
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
V
(V)
TEST CONDITIONS
CC
Product specification
Fig.8
Fig.10
Fig.8
Fig.9
Fig.9
Figs 8 and 10
Fig.8
Fig.9
Fig.9
WAVEFORMS