74LCXZ2245MTCX

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Bus Transceiver
• Characteristics: Low Voltage, Bidirectional, Octal, Non-Inverting
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic Level Translation and Signal Conditioning
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 100MHz
• Number of Channels: 8
• Input/Output Type: Tri-State
• Propagation Delay Time: 2.5ns (Max)
• Output Current: ±24mA
• ESD Protection: Human Body Model > 2000V

Detailed Pin Configuration

The 74LCXZ2245MTCX has a total of 24 pins. The pin configuration is as follows:

+-------------------+ OE1 |1 24| VCC A1 |2 23| OE2 B1 |3 22| GND A2 |4 21| B2 B2 |5 20| A3 A3 |6 19| B3 B3 |7 74LCXZ2245M 18| A4 A4 |8 TCX 17| B4 B4 |9 16| A5 A5 |10 15| B5 B5 |11 14| A6 A6 |12 13| B6 +-------------------+

Functional Features

• Bidirectional level shifting between two voltage domains.
• Non-inverting translation of logic signals.
• Tri-state outputs for bus-oriented applications.
• Low voltage operation suitable for battery-powered devices.
• High-speed operation up to 100MHz.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems. - Tri-state outputs enable easy interfacing with multiple devices on a bus. - Fast propagation delay time ensures efficient signal transmission.

Disadvantages: - Limited output current may not be suitable for driving heavy loads. - ESD protection may not be sufficient for certain harsh environments.

Working Principles

The 74LCXZ2245MTCX is designed to shift logic levels between two voltage domains. It utilizes a combination of MOSFETs and CMOS technology to achieve bidirectional level translation. The inputs are compatible with both low-voltage and high-voltage systems, allowing seamless communication between them. The tri-state outputs enable multiple devices to share a common bus without interference.

Detailed Application Field Plans

The 74LCXZ2245MTCX is commonly used in various applications, including: 1. Communication systems: Facilitating level shifting between different voltage domains in data transmission circuits. 2. Microcontrollers and embedded systems: Enabling interfacing between low-voltage microcontrollers and higher-voltage peripheral devices. 3. Industrial automation: Providing signal conditioning and level translation in control systems. 4. Consumer electronics: Supporting communication between different subsystems within devices like smartphones and tablets.

Detailed and Complete Alternative Models

1. SN74LVC245A: Similar octal non-inverting bus transceiver with 3.3V to 5V voltage compatibility.
2. MC74LVX245: Octal non-inverting bus transceiver with 2.0V to 3.6V voltage compatibility.
3. 74HCT245: Octal bus transceiver with TTL-level compatibility and wider supply voltage range.

(Note: These alternative models are provided for reference and may have different specifications and pin configurations. It is recommended to consult the respective datasheets for detailed information.)

In conclusion, the 74LCXZ2245MTCX is a versatile level shifter and bus transceiver IC that enables bidirectional logic level translation between different voltage domains. Its low-voltage operation, tri-state outputs, and high-speed performance make it suitable for various applications in communication systems, microcontrollers, industrial automation, and consumer electronics.