HD74HCT74A Datasheet, PDF (4/10 Pages) Hitachi Semiconductor – Dual D-type Positive Edge-triggered Flip Flops with Clear and Preset

HD74HCT74A
Logic Diagram
PRE
CLK
C
C
C
TG
Q
C
C
C
C
D
TG
TG
TG
Q
C
C
C
CLR
Electrical Characteristics
Item
Symbol V_CC (V)
Output voltage V_OH
4.5
4.5
V_OL
4.5
4.5
Input current
I_I
5.5
Quiescent supply I_CC
5.5
voltage
Ta = 25°C
Min Typ
4.40 —
3.98 —
——
——
— ±0.1
——
Max
—
—
0.10
0.26
±100
4.0
Ta = –40 to 85°C Unit Test Conditions
Min Max
4.40
3.84
—
—
—
—
—
V
—
0.10
0.33
±1000 nA
40
µA
I_O = –20 µA
I_O = –4 mA
I_O = 20 µA
I_O = 4 mA
V_I = V_CC or GND
V_I = V_CC or GND,
I_O = 0
4