Pin descriptions, Function table, Logic diagram – Diodes 74AHC126 User Manual
Page 2: Absolute maximum ratings
74AHC126
Document number: DS35346 Rev. 3 - 2
2 of 9
January 2013
© Diodes Incorporated
NEW PROD
UC
T
74AHC126
Pin Descriptions
Pin
Number
Pin Name
Function
1
1OE
Data Enable Input (active low)
2 1A
Data
Input
3 1Y
Data
Output
4
2OE
Data Enable Input (active low)
5 2A
Data
Input
6 2Y
Data
Output
7 GND
Ground
8 3Y
Data
Output
9 3A
Data
Input
10
3OE
Data Enable Input (active low)
11 4Y
Data
Output
12 4A
Data
Input
13
4OE
Data Enable Input (active low)
14
V
CC
Supply Voltage
Function Table
Inputs Output
OE
A Y
H H H
H L L
L X Z
Logic Diagram
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
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
+0.5V
25
mA
I
O
Continuous Output Current -0.5V < V
O
V
CC
+0.5V
+/- 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
Note:
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.