SN54-74LS669 ONSEMI [ON Semiconductor], SN54-74LS669 Datasheet - Page 4
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SN54-74LS669
Manufacturer Part Number
SN54-74LS669
Description
SYNCHRONOUS 4-BIT UP/DOWN COUNTER
Manufacturer
ONSEMI [ON Semiconductor]
Datasheet
1.SN54-74LS669.pdf
(4 pages)
CLOCK
INPUT
LOAD
INPUT
DATA INPUTS
A,B,C, and D
ENABLE P or
ENABLE T
UP/DOWN
INPUT
ENABLE T
INPUT
RIPPLE
CARRY
OUTPUT
1.3 V
1.3 V
t PHL
t w(clock)
1.3 V
1.3 V
t s
t s
PARAMETER MEASUREMENT INFORMATION
1.3 V
1.3 V
t w(clock)
FAST AND LS TTL DATA
t h
t h
SN54/74LS669
VOLTAGE WAVEFORMS
1.3 V
1.3 V
1.3 V
5-4
t s
1.3 V
1.3 V
t s
t s
1.3 V
1.3 V
t h
1.3 V
t PLH
1.3 V
t s
t h
1.3 V
1.3 V
1.3 V
1.3 V
t h
3 V
0 V
V OL
V OH
3 V
0 V
3 V
0 V
3 V
0 V
0 V
3 V
3 V
0 V