MC74AC194 Datasheet, PDF (2/7 Pages) Motorola, Inc – 4-Bit Bidirectional Universal Shift Register

MC74AC194 MC74ACT194
LOGIC DIAGRAM
P0
P1
S1
P2
P3
S0
DSR
DSR
S Q0
CP
R
CLEAR
S Q1
CP
R
CLEAR
S Q2
CP
R
CLEAR
S Q3
CP
R
CLEAR
CP
MR
Q0
Q1
Q2
Q3
Please note that this diagram is provided only for the understanding of logic
operations and should not be used to estimate propagation delays.
MAXIMUM RATINGS*
Symbol
Parameter
Value
Unit
VCC
Vin
Vout
Iin
Iout
ICC
Tstg
DC Supply Voltage (Referenced to GND)
DC Input Voltage (Referenced to GND)
DC Output Voltage (Referenced to GND)
DC Input Current, per Pin
DC Output Sink/Source Current, per Pin
DC VCC or GND Current per Output Pin
Storage Temperature
–0.5 to +7.0
V
–0.5 to VCC +0.5
V
–0.5 to VCC +0.5
V
±20
mA
±50
mA
±50
mA
–65 to +150
°C
* Maximum Ratings are those values beyond which damage to the device may occur. Functional operation should be restricted to the Recommended
Operating Conditions.
FACT DATA
5-2