The 4049 is a hex inverting buffer IC (integrated circuit) designed for digital logic applications, manufactured by Texas Instruments. Here's an overview:
Key Features:
Hex inverting buffer: Six independent inverting buffers.
High-speed operation: Propagation delay: 10-30 ns.
Low power consumption: Maximum 80 μA per buffer.
High output drive capability: 24 mA sink, 16 mA source.
Wide operating range: 4.5V to 15V.
Compatibility: TTL (Transistor-Transistor Logic) and CMOS (Complementary Metal-Oxide-Semiconductor).
Pinout (14-pin DIP package):
Inputs:
A1-A6 (Pins 1-6): Input signals.
Outputs:
Y1-Y6 (Pins 7-12): Inverted output signals.
Power:
Vcc (Pin 14): Positive power supply.
GND (Pin 7): Ground.
Applications:
Digital logic: Inverting, buffering and isolating signals.
Interface conversion: TTL to CMOS or vice versa.
Signal amplification: Boosting weak digital signals.
Line driving: Long cable or high-capacitance loads.
Clock distribution: Buffering clock signals.
Data transmission: Inverting and buffering data lines.
Electrical Characteristics:
Input voltage range: 0V to Vcc.
Output voltage swing: 0V to Vcc - 0.5V.
Propagation delay: 10-30 ns.
Power dissipation: 80 μA per buffer.