74AHC08 查看數據表（PDF） - Philips Electronics

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74AHC08

Quad 2-input AND gate

Philips Electronics 

Philips Semiconductors

Quad 2-input AND gate

Product specification

74AHC08; 74AHCT08

74AHCT family

Over recommended operating conditions; voltage are referenced to GND (ground = 0 V).

TEST CONDITIONS

Tamb (°C)

SYMBOL PARAMETER

OTHER

25

−40 to +85 −40 to +125 UNIT

VCC (V)

MIN. TYP. MAX. MIN. MAX. MIN. MAX.

VIH

HIGH-level input

voltage

4.5 to 5.5 2.0 −

−

2.0 −

2.0 −

V

VIL

LOW-level input

voltage

4.5 to 5.5 − −

0.8 − 0.8 − 0.8 V

VOH

HIGH-level output VI = VIH or VIL; 4.5

voltage; all outputs IO = −50 µA

HIGH-level output VI = VIH or VIL; 4.5

voltage

IO = −8.0 mA

VOL

LOW-level output VI = VIH or VIL; 4.5

voltage; all outputs IO = 50 µA

LOW-level output VI = VIH or VIL; 4.5

voltage

IO = 8 mA

II

input leakage

VI = VIH or VIL

5.5

current

4.4 4.5 −

4.4 −

4.4 −

V

3.94 −

−

3.8 −

3.70 −

V

−0

0.1 − 0.1 − 0.1 V

−−

0.36 − 0.44 − 0.55 V

−−

0.1 − 1.0 − 2.0 µA

IOZ

ICC

∆ICC

CI

3-state output

OFF current

VI = VIH or VIL; 5.5

VO = VCC or GND

per input pin;

−−

other inputs at

VCC or GND;

IO = 0

quiescent supply VI = VCC or GND; 5.5

current

IO = 0

−−

additional

VI = VCC − 2.1 V 4.5 to 5.5 − −

quiescent supply other inputs at

current per input VCC or GND;

pin

IO = 0

input capacitance

−

−3

±0.25 − ±2.5 − ±10.0 µA

2.0 −

1.35 −

20 −

1.5 −

40 µA

1.5 mA

10 − 10 − 10 pF

1999 Sep 24

6

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