74lvc163bq NXP Semiconductors, 74lvc163bq Datasheet - Page 6

• Manufacturer Part Number: 74lvc163bq
• Description: Presettable Synchronous 4-bit Binary Counter; Synchronous Reset
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2004 May 05
handbook, halfpage
handbook, full pagewidth
Presettable synchronous 4-bit binary
counter; synchronous reset
10
Typical timing sequence: Reset outputs to zero; preset to binary twelve; count to thirteen, fourteen, fifteen, zero, one and two; inhibit.
9
7
2
1
PE
CET
CEP
CP
MR
Fig.5 Functional diagram.
14
PARALLEL LOAD
3
D0
Q0 Q1 Q2 Q3
CIRCUITRY
COUNTER
CEP
CET
BINARY
MR
13
PE
CP
Q0
Q1
Q2
Q3
TC
D0
D1
D2
D3
4
D1
12
5
D2
RESET PRESET
11
6
D3
12
MNA907
13
TC
Fig.7 Timing sequence.
14
15
15
COUNT
6
0
handbook, halfpage
1
2
15
14
13
12
0
INHIBIT
Fig.6 State diagram.
11
1
MGU760
10
2
3
9
Product specification
MNA908
74LVC163
4
5
6
7
8