MAX233EPP+G36

Product Overview

• Category: Integrated Circuit (IC)
• Use: RS-232 Transceiver
• Characteristics: Low-power, dual-supply voltage, 5V operation, ±15kV ESD protection, small package size
• Package: 20-pin plastic DIP (Dual In-line Package)
• Essence: The MAX233EPP+G36 is a high-performance RS-232 transceiver designed to interface between TTL logic and RS-232 signals.
• Packaging/Quantity: Available in tape and reel packaging, with 250 units per reel.

Specifications

• Supply Voltage: +4.5V to +5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Rate: Up to 120kbps
• Number of Channels: 2
• Input/Output Type: TTL/CMOS-compatible
• ESD Protection: ±15kV Human Body Model (HBM)

Detailed Pin Configuration

The MAX233EPP+G36 has a total of 20 pins, which are assigned as follows:

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

Functional Features

• Provides bidirectional voltage-level translation between TTL logic and RS-232 signals.
• Supports data rates up to 120kbps.
• Offers ±15kV ESD protection on RS-232 inputs and outputs.
• Operates with a dual-supply voltage of +4.5V to +5.5V.

Advantages and Disadvantages

Advantages

• Low-power consumption.
• Small package size, suitable for space-constrained applications.
• Provides ESD protection, ensuring robustness against electrostatic discharges.
• Supports bidirectional communication between TTL logic and RS-232 signals.

Disadvantages

• Limited data rate compared to some other RS-232 transceivers.
• Requires a dual-supply voltage, which may add complexity to the system design.

Working Principles

The MAX233EPP+G36 uses charge-pump voltage converters to generate RS-232 voltage levels from the TTL logic levels. It employs internal capacitors to store and transfer charge, eliminating the need for external capacitors. The transceiver translates the TTL logic signals into RS-232 levels, allowing communication between devices operating at different voltage levels.

Detailed Application Field Plans

The MAX233EPP+G36 is commonly used in various applications that require interfacing between TTL logic and RS-232 signals. Some typical application fields include:

1. Industrial automation systems
2. Data communication equipment
3. Point-of-sale terminals
4. Networking devices
5. Embedded systems

Detailed and Complete Alternative Models

1. MAX232: Similar to MAX233EPP+G36, but available in a different package (16-pin DIP).
2. MAX3232: Provides similar functionality with enhanced ESD protection and higher data rates.
3. MAX202: Offers lower power consumption and smaller package size compared to MAX233EPP+G36.

These alternative models can be considered based on specific requirements and constraints of the application.

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