74HC540 Octal Bus Buffer Inverting IC (74HC540 IC)

The 74HC540 is a high speed CMOS octal inverting bus buffer designed for data bus driving and signal inversion. It features 3 state outputs for controlled data flow and bus isolation.

This IC is used in microprocessor systems, memory interfacing, and digital circuits where signal buffering and inversion are required. It operates with TTL compatible logic levels for reliable performance.

Key Features

• Octal inverting bus buffer
• 3 state output control
• Signal inversion capability
• High drive capability for bus systems
• Bus isolation support
• High speed CMOS logic operation
• TTL compatible input levels

Specifications

• IC Type = Octal Inverting Bus Buffer
• Logic Family = 74HC
• Supply Voltage = 2V to 6V
• Package Type = DIP
• Number of Pins = 20
• Operating Temperature = -40C to +85C

Interfaces

• VCC = Power supply
• GND = Ground
• A1 to A8 = Input lines
• Y1 to Y8 = Output lines
• OE1 OE2 = Output enable control inputs