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SN74AHCT08DR

Name: SN74AHCT08DR
Rating: 4.7 (12 reviews)

IC GATE AND 4CH 2-INP 14SOIC

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資料表 SN74AHCT08DR DataSheet
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規格

Series	74AHCT
Part Status	Active
Logic Type	AND Gate
Number of Circuits	4
Number of Inputs	2
Voltage - Supply	4.5V ~ 5.5V
Current - Quiescent (Max)	2 µA
Current - Output High, Low	8mA, 8mA
Input Logic Level - Low	0.8V
Input Logic Level - High	2V
Max Propagation Delay @ V, Max CL	7.9ns @ 5V, 50pF
Operating Temperature	-40°C ~ 125°C (TA)
Mounting Type	Surface Mount
Supplier Device Package	14-SOIC
Package / Case	14-SOIC (0.154", 3.90mm Width)
Base Product Number	74AHCT08

概述

Description

The SN74AHCT08DR is a quad 2-input AND gate integrated circuit from Texas Instruments, designed for use in digital logic applications. It operates on a supply voltage of 2V to 5.5V, making it suitable for both TTL and CMOS logic families. The "AHCT" indicates it utilizes advanced high-speed CMOS technology, providing faster switching times and lower power consumption compared to standard TTL logic.
Each of the four AND gates can accept standard TTL inputs and drive TTL outputs, ensuring compatibility in mixed-logic environments. The device features a high noise margin and is characterized by low propagation delay, making it ideal for high-speed applications. The "DR" suffix denotes a specific package type, indicating a small SOIC (Surface-Mount Small Outline Integrated Circuit) form factor, which is advantageous for space-constrained designs.
In summary, the SN74AHCT08DR is a versatile, high-speed, and low-power quad AND gate suitable for a wide range of digital circuit applications.

Features

The SN74AHCT08DR is a quad 2-input AND gate from Texas Instruments, designed for high-speed and low-power applications. Key features include:
1. Quad Functionality: Contains four independent 2-input AND gates.
2. High-Speed Operation: Typical propagation delay of 5 ns at 5V, enabling fast switching.
3. Wide Supply Voltage Range: Operates with a supply voltage of 2V to 5.5V.
4. TTL Compatible: Designed to interface with TTL and CMOS logic levels.
5. Low Power Consumption: Consumes less power compared to traditional TTL devices.
6. High Noise Immunity: Features improved noise margins to enhance performance in noisy environments.
7. Pin and Function Compatible: Compatible with standard 74HC and 74HCT logic families.
8. Temperature Range: Operates within a commercial temperature range of -40°C to 125°C.
9. Surface-Mount Package: Available in a small SOIC-14 package for space-constrained applications.
These features make the SN74AHCT08DR suitable for a variety of digital circuit applications.

Package

The SN74AHCT08DR is packaged in a TSSOP (Thin Shrink Small Outline Package) with 14 pins. This package type is designed for compactness and efficient thermal performance in surface-mount applications.

Pinout

The SN74AHCT08DR is a quad 2-input AND gate from Texas Instruments, featuring a total of 14 pins. Its primary function is to perform logical AND operations on two input signals for each of the four gates it contains.
Pin Count: 14 pins
Pin Functions:
1. 1A, 2A, 3A, 4A (Pins 1, 3, 5, 7) - Inputs for the first input of each AND gate.
2. 1B, 2B, 3B, 4B (Pins 2, 4, 6, 8) - Inputs for the second input of each AND gate.
3. 1Y, 2Y, 3Y, 4Y (Pins 9, 11, 13, 15) - Outputs for each AND gate.
4. GND (Pin 11) - Ground connection.
5. VCC (Pin 14) - Power supply pin.
The SN74AHCT08DR is designed for use in high-speed digital applications, operating within a wide voltage range. It has TTL-compatible input levels and low power consumption.

Manufacturer

The SN74AHCT08DR is manufactured by Texas Instruments (TI), a prominent semiconductor company. Texas Instruments is a global leader in developing and manufacturing a wide range of analog and digital electronics, including integrated circuits (ICs), microcontrollers, and embedded processors. Founded in 1930, TI operates in various sectors, including automotive, industrial, communications, and personal electronics. Their products are widely used in consumer devices, telecommunications equipment, and industrial automation, among other applications. TI is well-known for its innovation and has a strong reputation in the electronics industry for quality and reliability.

Application

The SN74AHCT08DR is a quad 2-input AND gate integrated circuit primarily used in digital logic applications. Its application areas include data processing, signal conditioning, combinational logic circuits, and control systems in consumer electronics, automotive, and industrial automation. It is suitable for interfacing with TTL and CMOS logic levels, making it versatile for various digital design tasks.

Equivalent

The SN74AHCT08DR is a quad 2-input AND gate. Equivalent products include:
1. 74AHCT08 (DIP version)
2. 74HC08 (High-speed CMOS)
3. 74HCT08 (TTL compatible)
4. MC74HC08 (Motorola equivalent)
5. 74LS08 (Low-power Schottky)
Check specifications for specific voltage and temperature ranges when selecting alternatives.