MAX3228EEBV-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: RS-232 Transceiver
• Characteristics: High-speed, low-power, 3.0V to 5.5V operation
• Package: 20-pin SSOP (Shrink Small Outline Package)
• Essence: The MAX3228EEBV-T is a high-speed RS-232 transceiver designed for use in various communication applications.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• Supply Voltage Range: 3.0V to 5.5V
• Data Rate: Up to 1Mbps
• Operating Temperature Range: -40°C to +85°C
• Number of Channels: 2
• Receiver Hysteresis: ±200mV
• Shutdown Mode: Yes
• ESD Protection: ±15kV (Human Body Model)

Pin Configuration

The MAX3228EEBV-T has a total of 20 pins. The pin configuration is as follows:

1. VCC
2. GND
3. T1OUT
4. R1IN
5. R1OUT
6. T1IN
7. SHDN
8. C1OUT
9. C1IN
10. V+
11. V-
12. T2OUT
13. R2IN
14. R2OUT
15. T2IN
16. C2OUT
17. C2IN
18. NC
19. NC
20. NC

Functional Features

• High-speed data transmission up to 1Mbps.
• Low power consumption, suitable for battery-powered devices.
• Wide supply voltage range allows compatibility with various systems.
• Receiver hysteresis ensures robust data reception in noisy environments.
• Shutdown mode for power-saving when the transceiver is not in use.
• ESD protection guards against electrostatic discharge.

Advantages and Disadvantages

Advantages: - High-speed data transmission capability. - Low power consumption extends battery life. - Wide supply voltage range enhances compatibility. - Robust data reception in noisy environments. - Power-saving shutdown mode. - ESD protection safeguards against damage.

Disadvantages: - Limited to RS-232 communication, not compatible with other protocols. - Requires external components for complete functionality.

Working Principles

The MAX3228EEBV-T is designed to convert logic-level signals to RS-232 voltage levels and vice versa. It utilizes internal charge pumps to generate the higher RS-232 voltage levels from a lower supply voltage. The transceiver incorporates line drivers and receivers to enable bidirectional communication between RS-232 devices.

Detailed Application Field Plans

The MAX3228EEBV-T can be used in various applications, including but not limited to: - Personal computers - Networking equipment - Industrial automation systems - Point-of-sale terminals - Medical devices - Test and measurement instruments

Detailed and Complete Alternative Models

• MAX3232E: Similar functionality, but with 3 receivers and 5V operation.
• MAX3241E: Enhanced version with automatic shutdown and ±15kV ESD protection on all pins.
• MAX3237E: Higher data rate (up to 2.5Mbps) and ±15kV ESD protection on all pins.

These alternative models offer similar features and can be considered based on specific application requirements.

In conclusion, the MAX3228EEBV-T is a high-speed RS-232 transceiver that provides reliable communication in various applications. Its low power consumption, wide supply voltage range, and robust design make it suitable for a range of devices. While it has some limitations, alternative models offer additional features and compatibility options.