M74HC240RM13TR

Product Overview

• Category: Integrated Circuit
• Use: Logic Gate Buffer/Driver
• Characteristics: High-Speed, Octal Bus Buffer with 3-State Outputs
• Package: SOIC-20
• Essence: The M74HC240RM13TR is a high-speed octal bus buffer designed to provide a non-inverting buffer with 3-state outputs. It is commonly used in digital systems where multiple devices need to share data on a common bus.
• Packaging/Quantity: The M74HC240RM13TR is available in tape and reel packaging, with 2,500 units per reel.

Specifications

• Supply Voltage: 2V to 6V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to +125°C
• Propagation Delay Time: 9 ns (typical)
• Output Current: ±25 mA

Detailed Pin Configuration

The M74HC240RM13TR has a total of 20 pins arranged as follows:

+---+--+---+ A1 -|1 +--+ 20|- VCC A2 -|2 |- B1 A3 -|3 |- B2 A4 -|4 |- B3 A5 -|5 |- B4 A6 -|6 |- B5 A7 -|7 |- B6 A8 -|8 |- B7 GND -|9 |- B8 OE -|10 |- Y1 Y2 -|11 |- Y3 Y4 -|12 |- Y5 Y6 -|13 |- Y7 Y8 -|14 |- GND B9 -|15 |- A9 B10 -|16 |- A10 B11 -|17 |- A11 B12 -|18 |- A12 B13 -|19 |- A13 +----------+

Functional Features

• Non-inverting buffer with 3-state outputs
• High-speed operation
• Wide operating voltage range
• Low power consumption
• ESD protection on all inputs and outputs

Advantages and Disadvantages

Advantages: - High-speed performance allows for efficient data transfer - 3-state outputs enable multiple devices to share a common bus - Wide operating voltage range provides flexibility in different applications - ESD protection ensures reliability and durability

Disadvantages: - Limited output current may not be suitable for high-power applications - Only supports non-inverting buffering, limiting certain circuit designs

Working Principles

The M74HC240RM13TR operates as an octal bus buffer with 3-state outputs. It takes input signals from the A1-A13 pins and provides buffered outputs on the Y1-Y8 pins. The OE (Output Enable) pin controls the output state, allowing the device to be enabled or disabled.

When the OE pin is low (logic 0), the outputs are active and reflect the input signals. When the OE pin is high (logic 1), the outputs are in a high-impedance state, effectively disconnecting them from the bus.

Detailed Application Field Plans

The M74HC240RM13TR is commonly used in various digital systems where multiple devices need to communicate over a shared bus. Some typical application fields include:

1. Microprocessor-based systems
2. Data communication networks
3. Industrial automation systems
4. Automotive electronics
5. Consumer electronics

Detailed and Complete Alternative Models

1. SN74HC240N: Octal Buffer/Line Driver with 3-State Outputs, DIP-20 package
2. CD74HC240E: High-Speed CMOS Logic Octal Buffer/Line Driver, PDIP-20 package
3. MC74HC240AN: Octal 3-State Noninverting Buffer/Line Driver, DIP-20 package
4. 74HCT240: Octal Inverting Buffer/Line Driver with 3-State Outputs, SOIC-20 package

These alternative models offer similar functionality to the M74HC240RM13TR and can be used as replacements in various applications.

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