The TC4044!
Quad 2-Input NAND Gate with 3-State Outputs
TC4044 Features:
Quad 2-input NAND gate: Four independent NAND gates.
3-state outputs: High-impedance, open-drain or push-pull.
High-speed operation: Propagation delay: 10-30 ns.
Low power consumption: Maximum 80 μA.
Wide operating range: 4.5V to 15.5V.
Compatibility: TTL (Transistor-Transistor Logic) and CMOS (Complementary Metal-Oxide-Semiconductor).
High output drive capability: 24 mA sink, 16 mA source.
Pinout (14-pin DIP/SOIC/TSSOP):
Inputs:
A1-A4 (Pins 1-4): Input signals for NAND gates.
B1-B4 (Pins 5-8): Input signals for NAND gates.
ENABLE (Pin 9): 3-state output enable.
Outputs:
Y1-Y4 (Pins 10-13): 3-state NAND gate outputs.
Power:
Vcc (Pin 14): Positive power supply.
GND (Pin 7): Ground.
Applications:
Digital logic: NAND gate functions with 3-state outputs.
Control circuits: Decoding, encoding and logic operations.
Communication: Data transmission and reception.
Computing: Arithmetic and logical operations.
Industrial control: Sensor and actuator control.
Electrical Characteristics:
Input voltage range: 0V to Vcc.
Output voltage swing: 0V to Vcc - 0.5V.
Propagation delay: 10-30 ns.
Power dissipation