4007 - Technical Summary

4007 - CMOS Dual Complementary Pair Plus Inverter

Overview

The HCC4007UB is a monolithic integrated circuit belonging to the 4000 series CMOS logic family. This device features standardized symmetrical output characteristics and is designed for medium-speed operation. It is available in both 14-lead dual in-line plastic (DIP) and ceramic packages, making it suitable for a wide range of applications in digital logic design.

The 4007 is particularly notable for its dual complementary pairs plus inverter configuration, which provides designers with flexible building blocks for creating custom logic functions. The device meets all requirements of JEDEC Tentative Standard No. 13A, ensuring compatibility with other B-series CMOS devices.

Key Features

Standardized symmetrical output characteristics for predictable performance
Medium speed operation with typical propagation delay (t_PHL, t_PLH) of 30ns at 10V
Low quiescent current specified up to 20V for HCC devices
Exceptionally low input current of 100nA at 18V and 25°C for HCC version
100% tested for quiescent current to ensure quality and reliability
Complies with JEDEC Tentative Standard No. 13A for B-series CMOS devices
Wide operating voltage range (typically 3V to 18V)
High noise immunity characteristic of CMOS technology
Buffered inputs and outputs for improved noise margin

Applications

The 4007's versatile configuration makes it suitable for numerous digital logic applications, including:

Custom logic function implementation
Waveform generation and shaping circuits
Oscillator circuits
Signal conditioning
Level shifting applications
Interface circuits between different logic families
Battery-powered systems due to low power consumption
Industrial control systems
Consumer electronics
Educational projects for digital logic design

Electrical Characteristics

Absolute Maximum Ratings

Supply Voltage (V_DD): -0.5V to +20V
Input Voltage (V_IN): -0.5V to V_DD + 0.5V
DC Input Current (I_IN): ±10mA
Power Dissipation (P_D): 200mW
Operating Temperature Range: -55°C to +125°C
Storage Temperature Range: -65°C to +150°C

Recommended Operating Conditions

Supply Voltage Range (V_DD): 3V to 18V
Input Voltage Range (V_IN): 0V to V_DD
Operating Temperature Range: -40°C to +85°C

DC Electrical Characteristics (V_DD = 10V, T_A = 25°C unless otherwise specified)

Quiescent Current (I_DD): 1µA (max) at 20V
Input Current (I_IN): 100nA (max) at 18V
Output High Voltage (V_OH): 9.95V (min) at I_OH = -0.4mA
Output Low Voltage (V_OL): 0.05V (max) at I_OL = 0.4mA
Input High Voltage (V_IH): 7V (min) at V_DD = 10V
Input Low Voltage (V_IL): 3V (max) at V_DD = 10V

AC Electrical Characteristics (V_DD = 10V, T_A = 25°C unless otherwise specified)

Propagation Delay Time (t_PHL, t_PLH): 30ns (typ), 150ns (max)
Transition Time (t_THL, t_TLH): 50ns (typ), 200ns (max)
Maximum Clock Frequency: 8MHz (typ) at V_DD = 10V

Package Information

Available Packages

14-lead Plastic Dual In-line Package (DIP)
14-lead Ceramic Dual In-line Package (CERDIP)

Package Dimensions (Plastic DIP)

Overall Length: 19.3mm (max)
Overall Width: 6.35mm (max)
Lead Pitch: 2.54mm (standard)
Lead Length: 3.3mm (min)
Body Thickness: 3.3mm (max)

Pin Configuration

The 4007 contains three independent CMOS pairs that can be configured in various ways:

Pin 1: Input to first inverter
Pin 2: Output of first inverter
Pin 3: Input to second inverter
Pin 4: Output of second inverter
Pin 5: Input to third inverter
Pin 6: Output of third inverter
Pin 7: Ground (V_SS)
Pin 8: Source connection for P-channel device
Pin 9: Source connection for N-channel device
Pin 10: Drain connections for complementary pair
Pin 11: Gate connection for complementary pair
Pin 12: Drain connections for second complementary pair
Pin 13: Gate connection for second complementary pair
Pin 14: Positive Supply (V_DD)

Functional Description

The 4007 contains three independent complementary pairs with separate gate connections, plus an additional inverter. This unique configuration allows for great flexibility in circuit design. The complementary pairs consist of both P-channel and N-channel MOSFETs with common gate connections, enabling the creation of various logic functions including inverters, NOR gates, NAND gates, and more complex combinatorial logic.

The symmetrical output characteristics ensure that the rise and fall times are balanced, which is particularly important for clock distribution and timing applications. The buffered inputs provide improved noise immunity compared to unbuffered CMOS devices.

Design Considerations

Power Supply Decoupling

As with all CMOS devices, proper power supply decoupling is essential. A 0.1µF ceramic capacitor should be placed as close as possible between V_DD and V_SS pins to minimize noise and ensure stable operation.