MAX4821EUP+T

Product Overview

• Category: Integrated Circuit
• Use: Voltage Level Translator
• Characteristics: High-speed, Low-power, Wide voltage range
• Package: 20-TSSOP
• Essence: Translates logic-level signals between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Logic Input Voltage Range: 1.65V to VCC
• Output Voltage Range: 1.65V to VCC
• Maximum Data Rate: 100 Mbps
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX4821EUP+T has a 20-pin TSSOP package with the following pin configuration:

1. OE (Output Enable)
2. A1 (Logic Input A1)
3. B1 (Logic Input B1)
4. GND (Ground)
5. A2 (Logic Input A2)
6. B2 (Logic Input B2)
7. VCC (Supply Voltage)
8. Y1 (Logic Output Y1)
9. Y2 (Logic Output Y2)
10. Y3 (Logic Output Y3)
11. Y4 (Logic Output Y4)
12. Y5 (Logic Output Y5)
13. Y6 (Logic Output Y6)
14. Y7 (Logic Output Y7)
15. Y8 (Logic Output Y8)
16. Y9 (Logic Output Y9)
17. Y10 (Logic Output Y10)
18. Y11 (Logic Output Y11)
19. Y12 (Logic Output Y12)
20. NC (No Connection)

Functional Features

• Bidirectional voltage level translation
• Supports multiple voltage domains
• High-speed operation
• Low power consumption
• Schmitt-trigger inputs for noise immunity
• ESD protection on all pins

Advantages and Disadvantages

Advantages: - Wide voltage range support - High-speed data transmission - Low power consumption - Noise immunity with Schmitt-trigger inputs - ESD protection for enhanced reliability

Disadvantages: - Limited number of logic inputs and outputs - Not suitable for applications requiring higher data rates

Working Principles

The MAX4821EUP+T is a voltage level translator that allows seamless communication between different logic-level voltage domains. It features bidirectional translation, enabling the conversion of signals from one voltage domain to another. The device operates at high speeds while consuming low power.

The MAX4821EUP+T utilizes Schmitt-trigger inputs, which provide noise immunity by ensuring stable logic levels even in the presence of electrical noise. This makes it suitable for applications where signal integrity is crucial.

Detailed Application Field Plans

The MAX4821EUP+T finds applications in various fields, including:

1. Industrial automation: Enables communication between different voltage domains in control systems.
2. Consumer electronics: Facilitates interfacing between different logic-level devices, such as microcontrollers and sensors.
3. Automotive electronics: Allows communication between different voltage domains in automotive control systems.
4. Telecommunications: Supports voltage level translation in networking equipment and communication interfaces.

Detailed and Complete Alternative Models

1. SN74LVC1T45: Single-bit dual-supply bus transceiver
2. PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator
3. TXB0108: 8-bit bidirectional voltage-level translator with automatic direction sensing

These alternative models offer similar functionality to the MAX4821EUP+T and can be considered based on specific application requirements.

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