MM74HC125MTC

Product Overview

• Category: Integrated Circuit
• Use: Logic Level Shifter
• Characteristics: High-Speed, Quad Buffer/Line Driver
• Package: TSSOP-14
• Essence: The MM74HC125MTC is a quad buffer/line driver designed for logic level shifting applications. It provides high-speed operation and can be used to interface between different logic families.
• Packaging/Quantity: The MM74HC125MTC is available in a TSSOP-14 package and is typically sold in reels of 2500 units.

Specifications

• Supply Voltage: 2V to 6V
• Input Voltage: 0V to Vcc
• Output Voltage: 0V to Vcc
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 9ns (typical)
• Output Current: ±6mA

Pin Configuration

The MM74HC125MTC has a total of 14 pins arranged as follows:

__ __ A1 | 1 14 | Vcc B1 | 2 13 | A4 A2 | 3 12 | Y4 B2 | 4 11 | A3 Y1 | 5 10 | B3 GND | 6 9 | Y3 A1 | 7 8 | B4 ¯¯ ¯¯

Functional Features

• Quad buffer/line driver with 3-state outputs
• High-speed operation suitable for interfacing between different logic families
• Non-inverting outputs
• Buffered inputs improve signal integrity
• 3-state outputs allow multiple devices to share a common bus

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient data transfer between different logic families
• Buffered inputs help maintain signal integrity
• 3-state outputs allow for easy sharing of a common bus

Disadvantages

• Limited output current may not be suitable for driving heavily loaded circuits
• Requires external power supply within the specified voltage range

Working Principles

The MM74HC125MTC is a quad buffer/line driver that operates as a logic level shifter. It takes input signals from one logic family and provides output signals compatible with another logic family. The device uses non-inverting buffers to ensure signal integrity and has 3-state outputs, allowing multiple devices to share a common bus.

Detailed Application Field Plans

The MM74HC125MTC can be used in various applications where logic level shifting is required. Some potential application fields include:

1. Microcontroller interfacing: The MM74HC125MTC can be used to interface microcontrollers operating at different logic levels, enabling communication between them.
2. Communication systems: It can be employed in communication systems to convert logic levels between different components, such as UARTs, SPI, or I2C interfaces.
3. Industrial automation: The device can be utilized in industrial automation systems to interface between different control modules operating at different logic levels.

Detailed and Complete Alternative Models

1. SN74HC125N: This is a similar quad buffer/line driver offered by Texas Instruments. It has comparable specifications and pin configuration to the MM74HC125MTC.
2. CD74HC125E: Another alternative from Texas Instruments, this quad buffer/line driver also provides logic level shifting capabilities and has a similar pin configuration.

These alternative models offer similar functionality and can be considered as substitutes for the MM74HC125MTC depending on availability and specific requirements.

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