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74LVC169 Datasheet(PDF) 3 Page - NXP Semiconductors

Part No. 74LVC169
Description  Presettable synchronous 4-bit up/down binary counter
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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74LVC169 Datasheet(HTML) 3 Page - NXP Semiconductors

 
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Philips Semiconductors
Product specification
74LVC169
Presettable synchronous 4-bit up/down
binary counter
1998 May 20
3
PIN CONFIGURATION
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
VCC
TC
Q0
Q1
Q2
Q3
CET
PE
U/D
CP
D0
D1
D2
D3
CEP
GND
SF00766
LOGIC SYMBOL
9
3456
15
11
12
13
14
1
2
7
10
CP
CEP
CET
PE
D0
D1
D2
D3
Q0
Q1
Q2
Q3
TC
U/D
SF00786
VCC = Pin 16
GND = Pin 8
PIN DESCRIPTION
PIN NUMBER
SYMBOL
FUNCTION
1
U/D
up/down control input
2
CP
clock input (LOW-to-HIGH,
edge-triggered)
3,4,5,6
D0 to D3
data inputs
7
CEP
count enable inputs (active
LOW)
8
GND
ground (0V)
9
PE
parallel enable input
(active LOW)
10
CET
count enable carry input
(active LOW)
14,13,12,11
Q0 to Q3
flip-flop outputs
15
TC
terminal count output
(active LOW)
16
VCC
positive supply voltage
LOGIC SYMBOL (IEEE/IEC)
M4 [DOWN]
9
1
10
7
2
[1]
3
4
5
6
1, 7D
14
13
12
11
M1 [LOAD]
SF00787
M2 [COUNT]
M3 [UP]
CTR DIV 16
[2]
[4]
[8]
15
3, 5 CT=15
4, 5 CT=0
G5
G6
2, 3, 5, 6+/C7
2, 4, 5, 6–


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