74LVC161 Philips, 74LVC161 Datasheet - Page 3

• Manufacturer Part Number: 74LVC161
• Description: Presettable synchronous 4-bit binary counter; asynchronous reset
• Manufacturer: Philips

Philips Semiconductors
PIN CONFIGURATION
LOGIC SYMBOL
1998 May 20
Presettable synchronous 4-bit binary counter;
asynchronous reset
V
GND = Pin 8
CC
= Pin 16
5
6
9
3
4
GND
CEP
MR
CP
D
D
D
D
PE
D0
D1
D2
D3
0
1
2
3
1
2
3
4
5
6
7
8
CEP CET
7
10
TC
15
CP
2
MR
SF00656
1
13
10
16
15
14
12
11
9
Q
Q
V
TC
Q0
Q1
Q2
Q3
CET
PE
Q
Q
2
3
CC
0
1
SY00065
14
13
12
11
3
PIN DESCRIPTION
LOGIC SYMBOL (IEEE/IEC)
PIN NUMBER
14,13,12,11
3,4,5,6
10
15
16
1
2
7
8
9
2
10
7
1
9
3
4
5
6
G4
1,2 D
G3
SYMBOL
R
M1
Q
D
C2 /1,3,4+
0
GND
0
CEP
CET
V
MR
CP
PE
TC
to D
to Q
CC
3
3
CTR4
4 CT=15
asynchronous master
reset (active LOW)
clock input (LOW-to-HIGH,
edge-triggered)
data inputs
count enable inputs
ground (0V)
parallel enable input
(active LOW)
count enable carry input
flip-flop outputs
terminal count output
positive supply voltage
FUNCTION
74LVC161
Product specification
SY00066
15
14
13
12
11