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