SN74HC240PWR

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SN74HC240PWR

+Nomenclature

IC BUFFER INVERTING 6V 20-TSSOP

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Spécifications

Attribut Valeur
Series 74HC
Part Status Active
Logic Type Buffer, Inverting
Number of Elements 2
Number of Bits per Element 4
Output Type 3-State
Current - Output High, Low 7.8mA, 7.8mA
Voltage - Supply 2V ~ 6V
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 20-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 20-TSSOP
Base Product Number 74HC240

Présentation

Description

The SN74HC240PWR is an integrated circuit from Texas Instruments, part of the 74HC series, commonly used for digital logic applications. It is an octal buffer/driver with 3-state outputs, specifically designed for driving bus lines or buffer memory address registers. This device features two 4-bit buffer sections with separate output-enable (OE) inputs, allowing for individual control of each section.
Key specifications include TTL-compatible inputs and outputs, a wide operating voltage range from 2V to 6V, and low power consumption due to its CMOS technology. It also offers high-speed operation with typical propagation delays. The device is packaged in a TSSOP (Thin Shrink Small Outline Package), identified by the suffix "PWR," making it suitable for compact circuit designs.
The SN74HC240PWR is ideal for applications requiring bidirectional data flow and isolation of bus lines to prevent bus contention. It ensures reliable performance in both commercial and industrial temperature ranges.

Equivalent

The SN74HC240PWR is an octal buffer/driver with 3-state outputs. Equivalent products include the CD74HCT240, 74HC240, and 74HCT240 series from manufacturers like Nexperia, ON Semiconductor, and STMicroelectronics. These alternatives offer similar voltage levels, logic functions, and pin configurations, making them suitable substitutes. Always verify the specific electrical characteristics and packaging requirements to ensure compatibility with your application.

Features

The SN74HC240PWR is an octal buffer/driver with 3-state outputs designed for high-speed and low-power operation. Key features include:
1. High-Drive Capability: It can drive up to 15 LSTTL loads.
2. 3-State Outputs: The device has 3-state control to facilitate bus line driving, making it suitable for bus-interface applications.
3. Wide Operating Voltage: It operates within a voltage range of 2V to 6V.
4. Low Power Consumption: The device features low power dissipation, with a typical ICC of 4 µA.
5. High Speed: Offers typical propagation delay times of 13 ns at 5V.
6. Input Compatibility: TTL-compatible inputs for interfacing with TTL logic levels.
7. Temperature Range: Operates in a wide temperature range from -40°C to 85°C.
8. Industry Standard Pinout: Ensures compatibility with other similar devices.
9. Package: Available in the TSSOP (PW) package.
These features make the SN74HC240PWR suitable for various applications that require high-speed buffering and driving with minimal power consumption.

Pinout

The SN74HC240PWR is a 20-pin integrated circuit from Texas Instruments. It is an octal buffer/driver with 3-state outputs. This device is specifically designed for driving capacitive loads and provides high-speed operation for a wide range of applications.
Key features include:
- Pin Count: 20 pins
- Function: It has 8 non-inverting buffers that can drive high-performance buses and memory systems. The device features two enables, each controlling four buffers.
- 3-state outputs: These can be enabled or disabled, allowing for multiple devices to connect to the same bus without interference.
The SN74HC240PWR is part of the HC logic family, which is known for low power consumption and high speed. It operates on a supply voltage range of 2V to 6V.

Manufacturer

The SN74HC240PWR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits used in various applications, including consumer electronics, automotive systems, industrial machinery, and more. TI is known for its innovation in analog and embedded processing technologies, and it serves a broad spectrum of markets with its diverse product portfolio.

Application

The SN74HC240PWR is a high-speed CMOS octal buffer/line driver with 3-state outputs, commonly used in digital circuits. Its primary application areas include memory interfacing, bus driving, and signal buffering. It is ideal for improving signal integrity in long-distance communication by driving capacitive loads over long lines. Additionally, it is used in microprocessor systems for data distribution and as a voltage level translator to connect circuits with different voltage levels. Its 3-state capability allows multiple devices to share the same output lines, making it suitable for applications requiring multiplexing or demultiplexing. The device is often employed in embedded systems, networking equipment, and consumer electronics for efficient data management.

Package

The SN74HC240PWR is a 20-pin TSSOP (Thin Shrink Small Outline Package) IC package. It is part of Texas Instruments' SN74HC series, which are high-speed CMOS logic devices. The "PWR" suffix indicates it's in a TSSOP package, which is designed for surface mounting and offers reduced size compared to traditional DIP packages.

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