4030 CMOS Quad Exclusive-OR Gate Technical Summary

Overview

The 4030 integrated circuit is a quad 2-input Exclusive-OR (XOR) gate fabricated using monolithic complementary MOS (CMOS) technology. This device utilizes both N-channel and P-channel enhancement mode transistors to provide robust digital logic functionality while maintaining extremely low power consumption. As part of the 4000 series CMOS logic family, the 4030 is designed for general-purpose logic applications where low power and wide voltage range operation are required.

All inputs feature diode protection against electrostatic discharge (ESD) with clamping diodes connected to both VDD (positive supply) and VSS (ground). This protection scheme enhances reliability in real-world applications where static electricity or voltage transients may be present. The 4030 is particularly noted for its versatility across a wide range of power supply voltages, making it suitable for battery-powered applications and systems with unstable power sources.

Features

• Quad 2-input XOR configuration: Contains four independent XOR gates in a single package
• Wide supply voltage range: Operates from 3V to 15V DC
• Extremely low power consumption: Typical power dissipation of only 100nW (nanowatts)
• Medium speed operation: Balanced propagation delay suitable for many digital applications
• CMOS technology: Provides high noise immunity and low static power dissipation
• Full voltage swing: Output swings rail-to-rail between VDD and VSS
• ESD protection: All inputs protected against static discharge
• High input impedance: Typical input current of only ±10nA at 15V
• Symmetric output characteristics: Equal source and sink current capability

Applications

The 4030 finds use in a wide variety of digital systems and applications, including:

• Parity generators and checkers: Fundamental component in error detection circuits
• Binary adders: Used in half-adder and full-adder circuits for arithmetic operations
• Phase comparators: Detecting phase differences in control systems
• Controlled inverter circuits: Where selective inversion of signals is required
• Frequency doublers: When used with appropriate input signals
• Data encryption systems: Basic building block for simple cipher algorithms
• Battery-powered devices: Due to extremely low power requirements
• Industrial control systems: Where wide voltage range operation is beneficial
• Educational projects: Teaching digital logic fundamentals

Electrical Characteristics

Absolute Maximum Ratings

• Supply Voltage (VDD): -0.5V to +18V
• Input Voltage (VIN): -0.5V to VDD + 0.5V
• Storage Temperature Range: -65°C to +150°C
• Operating Temperature Range: -55°C to +125°C

DC Characteristics (VDD = 5V, TA = 25°C unless otherwise specified)

• High-level Input Voltage (VIH): 3.5V min (VDD = 5V)
• Low-level Input Voltage (VIL): 1.5V max (VDD = 5V)
• High-level Output Voltage (VOH): 4.95V min (IO = -0.4mA)
• Low-level Output Voltage (VOL): 0.05V max (IO = 0.4mA)
• Input Current (IIN): ±10nA max (VIN = VDD or GND)
• Quiescent Current (IDD): 1μA max (VDD = 15V, all inputs grounded)

AC Characteristics (VDD = 5V, TA = 25°C unless otherwise specified)

• Propagation Delay Time (tPLH, tPHL): 150ns typical (CL = 50pF, RL = 200kΩ)
• Transition Time (tTLH, tTHL): 100ns typical (CL = 50pF, RL = 200kΩ)
• Input Capacitance (CIN): 5pF typical
• Power Dissipation Capacitance (CPD): 30pF typical (per gate)

Package Information

The 4030 is available in several industry-standard packages:

• 14-pin Plastic Dual In-line Package (PDIP):
  • Package code: D
  • Dimensions: 19.3mm x 6.35mm x 4.57mm
  • Pin pitch: 2.54mm
• 14-pin Small Outline Package (SOIC):
  • Package code: M
  • Dimensions: 8.65mm x 3.9mm x 1.5mm
  • Pin pitch: 1.27mm
• 14-pin Thin Shrink Small Outline Package (TSSOP):
  • Package code: PW
  • Dimensions: 5mm x 4.4mm x 1.1mm
  • Pin pitch: 0.65mm

Pin Configuration

The 4030 features the following pinout configuration (top view):

• Pin 1: XOR Gate A Input 1
• Pin 2: XOR Gate A Input 2
• Pin 3: XOR Gate A Output
• Pin 4: XOR Gate B Output
• Pin 5: XOR Gate B Input 1
• Pin 6: XOR Gate B Input 2
• Pin 7: VSS (Ground)
• Pin 8: XOR Gate C Input 2
• Pin 9: XOR Gate C Input 1
• Pin 10: XOR Gate C Output
• Pin 11: XOR Gate D Output
• Pin 12: XOR Gate D Input 2
• Pin 13: XOR Gate D Input 1
• Pin 14: VDD (Positive Supply)

Design Considerations

When implementing the 4030 in circuit designs, several important factors should be considered:

• Unused Inputs: All unused inputs must be tied to either VDD or VSS to prevent floating input conditions which can lead to increased power consumption and potential oscillation.
• Power Supply Decoupling: A 0.1μF ceramic capacitor should be placed as close