SN74HCT240DWR

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SN74HCT240DWR

IC BUFFER INVERT 5.5V 20SOIC

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Spécifications

Package Tape & Reel (TR),Cut Tape (CT),Bulk
Series 74HCT
ProductStatus Active
LogicType Buffer, Inverting
NumberofElements 2
NumberofBitsperElement 4
OutputType 3-State
Current-OutputHighLow 6mA, 6mA
Voltage-Supply 4.5V ~ 5.5V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 20-SOIC (0.295, 7.50mm Width)

Vue d'ensemble

Description

The SN74HCT240DWR is an octal buffer/driver designed for high-speed digital applications. It features a wide voltage range and is part of Texas Instruments' HCT (High-speed CMOS TTL-compatible) family, making it suitable for use in TTL systems while offering low power consumption. This device includes two enabled buffers per channel, allowing for a total of eight independent outputs.
Key features include:
- Voltage Range: Operates with a supply voltage of 4.5V to 5.5V.
- Output Drive: Capable of driving capacitive loads, making it effective for interfacing with various logic families.
- Fast Switching: With propagation delays as low as 5 ns, it supports high-speed operations.
- Tri-state Outputs: Allows for multiple devices to share the same bus without interference.
- Temperature Range: Operates within -40°C to 125°C, suitable for industrial applications.
The SN74HCT240DWR is commonly used in data buffering, signal conditioning, and interfacing applications in microcontroller-based systems.

Features

The SN74HCT240DWR is a hex buffer/driver designed for TTL-level compatibility with high-speed performance. Key features include:
1. Hex Buffer/Driver: Contains six independent buffers that can drive capacitive loads.
2. High-Speed Operation: Features propagation delays as low as 5 ns at 5V.
3. Voltage Compatibility: Operates at a supply voltage range of 4.5V to 5.5V, suitable for 3.3V and 5V logic levels.
4. Low Power Consumption: Consumes minimal power, making it ideal for battery-operated devices.
5. Tri-state Outputs: Outputs can be enabled or disabled, allowing for multiple devices to share a common data bus.
6. Wide Operating Temperature: Supports a temperature range from -40°C to +125°C.
7. Standard Logic Functions: Provides a simple interface for digital logic applications.
8. Pin Configuration: Available in a 20-pin TSSOP package for compact designs.
These features make the SN74HCT240DWR versatile for various digital applications, including signal buffering and driving.

Package

The SN74HCT240DWR is packaged in a SOIC-20 (Small Outline Integrated Circuit) type package. This surface-mount package is designed for high-density applications and provides good thermal performance and space efficiency.

Pinout

The SN74HCT240DWR is a hex buffer/driver with a 20-pin Dual In-line Package (DIP). It features six independent non-inverting buffers, each with a high drive capability, designed to provide signal buffering and isolation. The device operates with a supply voltage range from 4.5V to 5.5V and is compatible with TTL levels.
Pin functions include:
- Pins 1, 2, 3, 4, 5, and 6: Outputs (Y0 to Y5)
- Pins 7, 8, 9, 10, 11, and 12: Inputs (A0 to A5)
- Pin 13: GND (Ground)
- Pin 14: VCC (Supply Voltage)
- Pins 15, 16, 17, 18, 19, and 20: Additional outputs/inputs, depending on configuration.
This device is often used in applications requiring buffering for digital signal processing and can drive multiple loads due to its high current capability.

Manufacturer

The SN74HCT240DWR is manufactured by Texas Instruments (TI), a leading semiconductor company. Founded in 1930, Texas Instruments specializes in designing and manufacturing a wide range of electronic components, including integrated circuits, analog devices, and embedded processors. The company serves various markets, including automotive, industrial, consumer electronics, and communications, providing innovative solutions that enable advanced electronic systems. TI is well-known for its commitment to quality and reliability in electronic components, making it a preferred choice for engineers and designers worldwide.

Application

The SN74HCT240DWR is a hex buffer/driver with tri-state outputs, commonly used in digital circuits for data buffering and signal strengthening. Its application areas include interfacing between different logic levels in microcontroller systems, driving LED displays, and providing isolation between circuit segments. It is also utilized in high-speed data communication, memory address decoding, and clock signal distribution in various electronic devices.

Equivalent

The SN74HCT240DWR is an octal buffer/driver with three-state outputs. Equivalent products include:
1. 74HC240 (High-Speed CMOS)
2. 74HCT241 (with active-high enable)
3. MC74HC240 (Motorola equivalent)
4. 74AC240 (Advanced CMOS)
5. 74ALS240 (Advanced Low Power Schottky)
Always check specifications for compatibility in your specific application.

Expédition

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DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

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