MAX3233EEPP

Product Overview

• Category: Integrated Circuit (IC)
• Use: RS-232 Transceiver
• Characteristics:
  • Low-power, high-speed transceiver
  • Supports RS-232 voltage levels
  • Operates from a single 3.0V to 5.5V supply
  • Suitable for battery-powered applications
• Package: 20-pin plastic DIP (Dual In-line Package)
• Essence: MAX3233EEPP is a versatile RS-232 transceiver IC that enables bidirectional communication between microcontrollers and devices using the RS-232 protocol.
• Packaging/Quantity: Available in tubes or tape and reel packaging, with a quantity of 100 units per tube/reel.

Specifications

• Supply Voltage Range: 3.0V to 5.5V
• Data Rate: Up to 250kbps
• Number of Channels: 2
• Operating Temperature Range: -40°C to +85°C
• ESD Protection: ±15kV Human Body Model
• RoHS Compliant: Yes

Pin Configuration

The MAX3233EEPP has a total of 20 pins, which are assigned as follows:

1. VCC
2. C1-
3. C1+
4. V+
5. C2+
6. C2-
7. T2OUT
8. R2IN
9. R2OUT
10. T2IN
11. SHDN
12. GND
13. R1IN
14. T1OUT
15. T1IN
16. R1OUT
17. V-
18. NC
19. NC
20. NC

Functional Features

• Low-power shutdown mode
• AutoShutdown Plus™ feature reduces power consumption in idle mode
• Integrated charge pump capacitors eliminate external capacitors
• Suitable for battery-powered applications
• Supports RS-232 voltage levels

Advantages and Disadvantages

Advantages: - Low-power operation - Wide supply voltage range - Integrated charge pump capacitors - AutoShutdown Plus™ feature reduces power consumption

Disadvantages: - Limited data rate (up to 250kbps) - Limited number of channels (2)

Working Principles

The MAX3233EEPP is designed to convert TTL/CMOS logic levels to RS-232 voltage levels. It utilizes a charge pump to generate the higher RS-232 voltages required for communication. The transceiver supports bidirectional communication, allowing data transmission and reception between microcontrollers and RS-232 devices.

Detailed Application Field Plans

The MAX3233EEPP is commonly used in various applications, including: - Serial communication between microcontrollers and PCs - Industrial automation systems - Networking equipment - Medical devices - Consumer electronics

Alternative Models

• MAX3232E: Similar functionality with a smaller package (16-pin TSSOP)
• MAX3221E: Single-channel version of the MAX3233EEPP
• MAX3241E: Quad-channel version of the MAX3233EEPP

These alternative models offer similar features and can be considered as replacements depending on specific application requirements.

In conclusion, the MAX3233EEPP is a versatile RS-232 transceiver IC that provides reliable and efficient communication between microcontrollers and devices using the RS-232 protocol. With its low-power operation, wide supply voltage range, and integrated charge pump capacitors, it is suitable for a wide range of applications in various industries.