HD74LS174 Datasheet, PDF (3/9 Pages) Hitachi Semiconductor – Hex/Quadruple D-type Flip-Flips(with clear)

HD74LS174 / HD74LS175
Block Diagram
HD74LS174
HD74LS175
1D
D Q 1Q
1D
CK
Clear
2D
Data
Inputs
3D
4D
5D
DQ
CK
Clear
DQ
CK
Clear
2Q
2D
Data
Inputs
3Q
Outputs
3D
D Q 4Q
CK
Clear
D Q 5Q
CK
Clear
4D
Clock
Clear
6D
Clock
Clear
D Q 6Q
CK
Clear
D Q 1Q
CK
Q 1Q
Clear
DQ
CK
Q
Clear
2Q
2Q
Outputs
D Q 3Q
CK
Q 3Q
Clear
D Q 4Q
CK
Q 4Q
Clear
Absolute Maximum Ratings
Item
Symbol
Ratings
Unit
Supply voltage
V_CC
7
V
Input voltage
V_IN
7
V
Power dissipation
P_T
400
mW
Storage temperature
Tstg
–65 to +150
°C
Note: Voltage value, unless otherwise noted, are with respect to network ground terminal.
Rev.3.00, Jul.15.2005, page 3 of 8