HD74HCT08A Datasheet, PDF (4/8 Pages) Hitachi Semiconductor – Quad. 2-input Positive AND Gates

HD74HCT08A
Logic Diagram (1/4 Circuit)
A
Y
B
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
2.0
Ta = –40 to 85°C Unit Test Conditions
Min Max
4.40
3.84
—
—
—
—
—
V
—
0.10
0.33
±1000 nA
20
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
Switching Characteristics (C_L = 50 pF)
Item
Symbol V_CC (V)
Propagation
t _PLH
4.5
delay time
t _PHL
5.5
Output rise / fall t_r
4.5
time
t_f
5.5
Input capacitance C_I
—
Power dissipation C_PD
—
capacitance
Ta = 25°C
Min Typ
— 11
— 10
—7
—6
—3
— 20
Ta = –40 to 85°C Unit Input Output
Max Min Max
FROM TO
19 —
24
ns A or B Y
18 —
22
15 —
19
ns
Each
13 —
16
output
10 —
10
pF
——
—
pF
4