Datasheet

9
Timing Diagram
Sequence illustrated on waveforms:
1. Reset outputs to zero.
2. Preset to binary twelve.
3. Count to thirteen, fourteen, fifteen, zero, one, and two.
4. Inhibit.
MASTER RESET (161)
MASTER RESET (163)
SPE
P0
P1
P2
P3
PRESET
DATA
CP (161)
CP (163)
PE
TE
COUNT
ENABLES
Q0
Q1
Q2
Q3
OUTPUTS
TC
RESET PRESET
COUNT INHIBIT
(ASYNCHRONOUS)
(SYNCHRONOUS)
12 13 14 15 0 1 2
INPUTS
CD54/74HC161, CD54/74HCT161, CD54/74HC163, CD54/74HCT163