Encyclopedia Entry: 74VCX16245MTDX

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Signal Level Shifter
• Characteristics: Bi-directional, 16-bit, voltage level translation
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates signals between two different voltage domains
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Logic Family: VCX
• Number of Channels: 16
• Input Voltage Range (VCC): 1.2V to 3.6V
• Output Voltage Range (VCCA/VCCB): 1.2V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 2.5ns (typical)
• Output Drive Capability: ±24mA
• Supply Voltage Range (VCC): 1.2V to 3.6V

Detailed Pin Configuration

The 74VCX16245MTDX IC has a total of 48 pins, which are divided into two groups: A and B. Each group consists of 24 pins.

Group A Pins (A1-A24):

1. A1: Channel 1 Data Input/Output (I/O)
2. A2: Channel 2 Data I/O
3. A3: Channel 3 Data I/O
4. ...
5. A24: Channel 24 Data I/O

Group B Pins (B1-B24):

1. B1: Channel 1 Data I/O
2. B2: Channel 2 Data I/O
3. B3: Channel 3 Data I/O
4. ...
5. B24: Channel 24 Data I/O

Functional Features

• Bi-directional voltage level translation between two different voltage domains.
• Allows seamless communication between devices operating at different voltage levels.
• Provides a high-speed and low-power solution for signal level shifting applications.
• Supports bidirectional data flow, enabling both input and output operations.

Advantages and Disadvantages

Advantages:

1. Wide input/output voltage range allows compatibility with various systems.
2. High-speed operation minimizes signal delay.
3. Low power consumption enhances energy efficiency.
4. Bi-directional capability simplifies circuit design.
5. Small package size (TSSOP) saves board space.

Disadvantages:

1. Limited number of channels (16) may not be sufficient for complex systems requiring more connections.
2. Propagation delay may affect real-time applications with strict timing requirements.

Working Principles

The 74VCX16245MTDX is designed to translate signals between two different voltage domains. It utilizes a combination of MOSFETs and CMOS technology to achieve bi-directional voltage level shifting. The IC operates by monitoring the input voltage levels and translating them to the corresponding output voltage levels, ensuring seamless communication between devices operating at different voltage ranges.

Detailed Application Field Plans

The 74VCX16245MTDX is commonly used in various applications that require voltage level translation. Some typical application fields include:

1. Microcontroller interfacing with different voltage peripherals.
2. Communication interfaces between different logic families.
3. Level shifting in mixed-voltage systems.
4. Signal translation in battery-powered devices.
5. Interface conversion in industrial automation systems.

Detailed and Complete Alternative Models

1. SN74LVC1T45DBVR: Single-bit voltage level translator with similar characteristics.
2. TXB0108PWR: Eight-channel bidirectional voltage-level translator with enhanced features.
3. PCA9306DCUR: Dual bidirectional I2C-bus and SMBus voltage-level translator.

These alternative models offer similar functionality and can be considered as substitutes for the 74VCX16245MTDX in various applications.

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