74AHC_AHCT08_3 © NXP B.V. 2007. All rights reserved.
Product data sheet Rev. 03 — 14 November 2007 4 of 14
NXP Semiconductors
74AHC08; 74AHCT08
Quad 2-input AND gate
[1] The input and output voltage ratings may be exceeded if the input and output current ratings are observed.
[2] P
tot
derates linearly with 8 mW/K above 70 °C.
[3] P
tot
derates linearly with 5.5 mW/K above 60 °C.
[4] P
tot
derates linearly with 4.5 mW/K above 60 °C.
8. Recommended operating conditions
9. Static characteristics
P
tot
total power dissipation T
amb
= −40 °C to +125 °C
SO14 package
[2]
- 500 mW
TSSOP14 package
[3]
- 500 mW
DHVQFN14 package
[4]
- 500 mW
Table 4. Limiting values
…continued
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions Min Max Unit
Table 5. Recommended operating conditions
Voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions 74AHC08 74AHCT08 Unit
Min Typ Max Min Typ Max
V
CC
supply voltage 2.0 5.0 5.5 4.5 5.0 5.5 V
V
I
input voltage 0 - 5.5 0 - 5.5 V
V
O
output voltage 0 - V
CC
0- V
CC
V
T
amb
ambient temperature −40 +25 +125 −40 +25 +125 °C
∆t/∆V input transition rise
and fall rate
V
CC
= 3.3 V ± 0.3 V - - 100 - - - ns/V
V
CC
= 5.0 V ± 0.5 V - - 20 - - 20 ns/V
Table 6. Static characteristics
Voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions 25 °C −40 °C to +85 °C −40 °C to +125 °C Unit
Min Typ Max Min Max Min Max
For type 74AHC08
V
IH
HIGH-level
input voltage
V
CC
= 2.0 V 1.5 - - 1.5 - 1.5 - V
V
CC
= 3.0 V 2.1 - - 2.1 - 2.1 - V
V
CC
= 5.5 V 3.85 - - 3.85 - 3.85 - V
V
IL
LOW-level
input voltage
V
CC
= 2.0 V - - 0.5 - 0.5 - 0.5 V
V
CC
= 3.0 V - - 0.9 - 0.9 - 0.9 V
V
CC
= 5.5 V - - 1.65 - 1.65 - 1.65 V
V
OH
HIGH-level
output voltage
V
I
= V
IH
or V
IL
I
O
= −50 µA; V
CC
= 2.0 V 1.9 2.0 - 1.9 - 1.9 - V
I
O
= −50 µA; V
CC
= 3.0 V 2.9 3.0 - 2.9 - 2.9 - V
I
O
= −50 µA; V
CC
= 4.5 V 4.4 4.5 - 4.4 - 4.4 - V
I
O
= −4.0 mA; V
CC
= 3.0 V 2.58 - - 2.48 - 2.4 - V
I
O
= −8.0 mA; V
CC
= 4.5 V 3.94 - - 3.8 - 3.7 - V