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SN74HCT08DR

Name: SN74HCT08DR
Rating: 4.7 (12 reviews)

IC GATE AND 4CH 2-INP 14SOIC

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包 SOIC (D)-14
資料表 SN74HCT08DR DataSheet
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規格

Package	Tape & Reel (TR),Cut Tape (CT),Bulk
Series	74HCT
ProductStatus	Active
LogicType	AND Gate
NumberofCircuits	4
NumberofInputs	2
Voltage-Supply	4.5V ~ 5.5V
Current-Quiescent(Max)	2 µA
Current-OutputHighLow	4mA, 4mA
LogicLevel-Low	0.8V
LogicLevel-High	2V
MaxPropagationDelay@VMaxCL	22ns @ 5.5V, 50pF
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
SupplierDevicePackage	14-SOIC

概述

Description

The SN74HCT08DR is a quad 2-input AND gate integrated circuit (IC) from Texas Instruments, designed for high-speed digital logic applications. It operates within a voltage range of 4.5V to 5.5V and is compatible with TTL logic levels, making it suitable for interfacing with various digital components. The "HCT" designation indicates that it is a high-speed CMOS device with TTL-compatible inputs, allowing for lower power consumption while maintaining fast switching speeds.
Each of the four gates can perform logical AND operations, producing a high output only when all inputs are high. The package type "DR" signifies a small, surface-mount SOIC-14 (Small Outline Integrated Circuit) format, ideal for space-constrained applications.
Key features include a wide supply voltage range, low power consumption, and high noise immunity. It is commonly used in digital circuits for signal processing, data handling, and control operations in consumer electronics, automotive, and industrial applications.

Features

The SN74HCT08DR is a quad 2-input AND gate from Texas Instruments, designed for high-speed performance in digital circuits. Key features include:
1. Logic Family: HCT (High-speed CMOS with TTL-compatible inputs).
2. Supply Voltage: Operates from 4.5V to 5.5V, compatible with standard TTL logic levels.
3. Propagation Delay: Fast switching speeds with typical propagation delays around 10 ns at 5V.
4. Output Drive Capability: Can sink or source up to 6 mA, making it suitable for driving TTL loads.
5. Low Power Consumption: Ideal for battery-operated devices due to low static power dissipation.
6. Wide Temperature Range: Operates in temperatures from -40°C to 125°C.
7. Package Type: Available in a 14-lead SOIC package (DR), facilitating compact PCB layouts.
8. High Noise Immunity: Enhanced noise margins due to CMOS technology.
These features make the SN74HCT08DR suitable for various digital applications, including logic-level interfacing and signal processing.

Package

The SN74HCT08DR is packaged in a TSSOP-14 (Thin Shrink Small Outline Package) format. This surface-mount package is designed for reduced footprint and is suitable for applications where space is a constraint.

Pinout

The SN74HCT08DR is a quad 2-input AND gate. It comes in a 14-pin Dual In-line Package (DIP) or surface-mount (SOIC) configuration.
### Pin Count:
- Total Pins: 14
### Pin Functions:
1. Pin 1: A1 (Input)
2. Pin 2: B1 (Input)
3. Pin 3: Y1 (Output)
4. Pin 4: A2 (Input)
5. Pin 5: B2 (Input)
6. Pin 6: Y2 (Output)
7. Pin 7: GND (Ground)
8. Pin 8: Y3 (Output)
9. Pin 9: B3 (Input)
10. Pin 10: A3 (Input)
11. Pin 11: Y4 (Output)
12. Pin 12: B4 (Input)
13. Pin 13: A4 (Input)
14. Pin 14: VCC (Power Supply)
This device is commonly used in digital circuits for logical operations where multiple AND conditions are required.

Manufacturer

The SN74HCT08DR is manufactured by Texas Instruments (TI), a prominent American technology company. Texas Instruments is known for its design and production of semiconductors and various integrated circuits, and it is a leading provider of analog and embedded processing solutions. Founded in 1930, the company has a strong focus on innovation and engineering, catering to a wide range of industries including automotive, industrial, communications, and personal electronics. TI's extensive portfolio includes digital signal processors, microcontrollers, and various logic devices, making it a key player in the electronics sector.

Application

The SN74HCT08DR is a quad 2-input AND gate used in various applications such as digital logic circuits, signal conditioning, data processing, and control systems. It's ideal for interfacing TTL and CMOS technologies, implementing combinational logic functions, and creating complex logic circuits. Common uses include arithmetic operations, multiplexing, and implementing state machines in electronics and embedded systems.

Equivalent

Equivalent products for the SN74HCT08DR include the 74HC08, 74LS08, and 74AHCT08. These chips are quad 2-input AND gates with similar functionality, but they may have different voltage levels, speed, and power characteristics. Always check the specific datasheets for compatibility in your application.