Diodes 74AHC138 - Manual (Page 4)

74AHC138
Document number: DS35482 Rev. 2 - 2
4 of 10
www.diodes.com
June 2013
© Diodes Incorporated
Preliminary
74AHC138
Absolute Maximum Ratings (Note 4) (@T
A
= +25°C, unless otherwise specified.)
Symbol Description Rating Unit
ESD HBM Human Body Model ESD Protection 2 KV
ESD CDM Charged Device Model ESD Protection 1 KV
ESD MM Machine Model ESD Protection 200 V
V
CC
Supply Voltage Range -0.5 to 7.0 V
V
I
Input Voltage Range -0.5 to 7.0 V
V
o
Voltage applied to output in high or low state -0.3 to V
CC
+0.5 V
I
IK
Input Clamp Current V
I
< -0.5V -20 mA
I
OK
Output Clamp Current V
O
< -0.5V -20 mA
I
OK
Output Clamp Current V
O
> V
CC
+0.5 V 20 mA
I
O
Continuous output current +/- 25 mA
I
CC
Continuous current through V
CC
75 mA
I
GND
Continuous current through GND -75 mA
T
J
Operating Junction Temperature -40 to +150 °C
T
STG
Storage Temperature -65 to +150 °C
P
TOT
Total Power Dissipation 500 mW
Notes: 4. Stresses beyond the absolute maximum may result in immediate failure or reduced reliability. These are stress values and device
operation should be within recommend values.
Recommended Operating Conditions (Note 5) (@T
A
= +25°C, unless otherwise specified.)
Symbol Parameter Conditions Min Max Unit
V
CC
Supply Voltage

2.0 5.5 V
V
I
Input Voltage  0 5.5 V
V
O
Output Voltage Active Mode 0 V
CC
V
t/V Input transition rise or fall rate
V
CC
= 3.0 V ± 0.3 V  100
ns/V
V
CC
= 5.0 V ± 0.5 V  20
T
A
Operating free-air temperature  -40 +125 °C
Notes: 5. Unused inputs should be held at V
CC
or Ground.