SN74HC7002D

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SN74HC7002D

IC GATE NOR 4CH 2-INP 14SOIC

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Spécifications

Series 74HC
Part Status Obsolete
Logic Type NOR Gate
Number of Circuits 4
Number of Inputs 2
Features Schmitt Trigger
Voltage - Supply 2V ~ 6V
Current - Quiescent (Max) 2 µA
Current - Output High, Low 5.2mA, 5.2mA
Input Logic Level - Low 0.3V ~ 1.2V
Input Logic Level - High 1.5V ~ 4.2V
Max Propagation Delay @ V, Max CL 22ns @ 6V, 50pF
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Supplier Device Package 14-SOIC
Package / Case 14-SOIC (0.154", 3.90mm Width)
Base Product Number 74HC7002

Vue d'ensemble

Description

The SN74HC7002D is a dual 4-input NOR gate integrated circuit (IC) from Texas Instruments, part of the 74HC family, which is known for high-speed CMOS logic. This device features two independent NOR gates, each capable of accepting up to four inputs. The output is low when any input is high, making it useful for implementing various logic functions.
Key features include a wide operating voltage range (2V to 6V), low power consumption, and high-speed operation, with propagation delays typically around 10 ns at 5V. The SN74HC7002D is designed for versatility in digital circuits, suitable for both combinational and sequential logic applications. It comes in a standard 14-pin DIP or surface-mount package, making it easy to integrate into various electronic projects.
Overall, the SN74HC7002D is an essential component for engineers and hobbyists looking to implement NOR logic functions in their designs.

Features

The SN74HC7002D is a dual 4-input NOR gate integrated circuit, part of Texas Instruments' HC (High-Speed CMOS) logic family. Key features include:
1. Dual Functionality: Contains two independent 4-input NOR gates.
2. High-Speed Operation: Typical propagation delay of 10ns at 5V, ensuring fast switching times.
3. Wide Operating Voltage Range: Works from 2V to 6V supply voltage.
4. Low Power Consumption: Typically consumes low static and dynamic power.
5. High Noise Immunity: Features a high noise margin for reliable operation in noisy environments.
6. TTL Compatibility: Compatible with TTL input levels, making it easy to interface with TTL logic.
7. Multiple Package Options: Available in various package types, including SOIC and TSSOP.
8. Pin Configuration: Easy-to-use pin layout for straightforward PCB design.
Designed for high-speed applications, the SN74HC7002D is suitable for digital circuit designs requiring efficient NOR gate logic functions.

Package

The SN74HC7002D is available in a TSSOP (Thin Shrink Small Outline Package) package type.

Pinout

The SN74HC7002D is a dual 4-input NOR gate with a total of 14 pins.
Pin Count and Functions:
1. Pin 1 (A1) - Input for the first NOR gate.
2. Pin 2 (B1) - Input for the first NOR gate.
3. Pin 3 (C1) - Input for the first NOR gate.
4. Pin 4 (D1) - Input for the first NOR gate.
5. Pin 5 (Y1) - Output for the first NOR gate.
6. Pin 6 (GND) - Ground connection.
7. Pin 7 (A2) - Input for the second NOR gate.
8. Pin 8 (B2) - Input for the second NOR gate.
9. Pin 9 (C2) - Input for the second NOR gate.
10. Pin 10 (D2) - Input for the second NOR gate.
11. Pin 11 (Y2) - Output for the second NOR gate.
12. Pin 12 (VCC) - Power supply connection.
13. Pin 13 (NC) - No connection.
14. Pin 14 (NC) - No connection.
The device operates in the high-speed CMOS logic family, providing efficient and reliable performance for digital circuits.

Manufacturer

The SN74HC7002D is manufactured by Texas Instruments (TI), a prominent American technology company. Founded in 1930, Texas Instruments is primarily known for its development of semiconductors and various integrated circuits (ICs), which are widely used in electronics. The company specializes in a range of products, including analog and digital signal processing, microcontrollers, and embedded processing, serving industries such as automotive, industrial, and consumer electronics. TI is recognized for its innovation and reliability in the semiconductor market, making it a key player in the global electronics supply chain.

Application

The SN74HC7002D is a dual 2-input NOR gate integrated circuit. Its applications include digital logic circuits, such as signal processing, condition checking, and data manipulation. It is commonly used in combinational logic designs, state machines, and as building blocks in more complex circuits. Additionally, it can be utilized in timing circuits, oscillators, and as part of control systems in various electronic devices.

Equivalent

The SN74HC7002D is a dual 4-input NOR gate. Equivalent products include:
1. CD4025 (dual 4-input NOR)
2. MC74HC7002A (similar in functionality)
3. TC74HC7002 (Toshiba variant)
Make sure to check specific parameters like supply voltage and speed for compatibility in your application.

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