74HC4066 Quad Bilateral Analog Switch IC (74HC4066 IC)

The 74HC4066 is a high speed CMOS quad bilateral analog switch designed for switching analog and digital signals. It contains four independent switches that can pass signals in both directions when enabled.

This IC is used in signal routing, multiplexing, and audio switching applications where low distortion and bidirectional signal control are required. It operates with TTL compatible logic levels for reliable performance.

Key Features

• Quad bilateral analog switches
• Supports analog and digital signals
• Bidirectional signal switching
• Low on resistance
• Independent control inputs
• High speed CMOS logic operation

Specifications

• IC Type = Quad Bilateral Analog Switch
• Logic Family = 74HC
• Supply Voltage = 2V to 6V
• Package Type = DIP
• Number of Pins = 14
• Number of Switches = 4
• Operating Temperature = -40C to +85C

Interfaces

• VCC = Power supply
• GND = Ground
• IN1 to IN4 = Control inputs
• S1 to S4 = Switch terminals one side
• D1 to D4 = Switch terminals other side