Description
DIP Quad 2-Input
NAND Gate
With Open Drain Outputs 7403
This device contains four independent 2-input NAND gates. A key feature of this chip is its open-drain outputs , which allows the output to sink current to ground but not source current. This makes it highly versatile for applications like level shifting or creating wired-AND logic.
Features
Wide Operating Voltage Range:
2 V to 6 V
Open-Drain Outputs:
Allows for flexible use in mixed-voltage systems and wired-AND configurations.
Low Power Consumption:
20-μΑ maximum I
CC
Good Performance:
Typical t
pd
= 8 ns at 5 V
Low Input Current:
1 µA maximum
Drive Capability:
Outputs can drive up to 10 LSTTL loads
±4-mA output drive at 5 V
Specifications
General
Specification
Detail
Logic Function
Quadruple 2-Input NAND Gate
Output Type
Open-Drain
Package
14-pin PDIP (N)
Package Body Size (Nominal)
19.30 mm × 6.40 mm
Recommended Operating Conditions
Parameter
Value
Supply Voltage (V
CC
)
2 V to 6 V
Operating Free-Air Temperature (T
A
)
-40°C to 85°C
Input Voltage (V
I
)
0 V to V
CC
Output Voltage (V
O
)
0 V to V
CC
Electrical Characteristics (for SN74HC03, T
A
= -40°C to 85°C)
Parameter
Condition
Max Value
Supply Current (I
CC
)
V
CC
= 6V
20 µA
Input Leakage Current (I
I
)
±1 µA
Low-Level Output Voltage (V
OL
)
V
CC
= 4.5V, I
OL
= 4mA
0.33 V
High-Level Output Leakage Current (I
OH
)
V
O
= V
CC
= 6V
5 µA
Switching Characteristics (for SN74HC03, T
A
= -40°C to 85°C)
Parameter
Condition
Max Value
Propagation Delay (Low-to-High) (t
plh
)
V
CC
= 4.5V
31 ns
Propagation Delay (High-to-Low) (t
phl
)
V
CC
= 4.5V
25 ns
Applications
LED Control
Wired-AND Logic
Voltage-Level Translation
General Purpose Logic
DataSheet
SNx4HC03

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