MAX232AMJE/883B

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level translator and RS-232 interface
• Characteristics: Low-power, dual driver/receiver, ±15kV ESD protection
• Package: Ceramic DIP (Dual In-line Package)
• Essence: Provides voltage level conversion between TTL logic signals and RS-232 serial signals
• Packaging/Quantity: Tray packaging, 25 pieces per tray

Specifications

• Supply Voltage: ±5V to ±15V
• Operating Temperature Range: -40°C to +85°C
• Data Rate: Up to 120kbps
• Number of Channels: 2
• Input/Output Logic Levels: TTL/CMOS compatible
• ESD Protection: ±15kV (Human Body Model)

Pin Configuration

The MAX232AMJE/883B has a total of 16 pins. The pin configuration is as follows:

1. V+ (Positive Power Supply)
2. C1+ (Capacitor 1 Positive Terminal)
3. C1- (Capacitor 1 Negative Terminal)
4. V- (Negative Power Supply)
5. C2- (Capacitor 2 Negative Terminal)
6. C2+ (Capacitor 2 Positive Terminal)
7. T1OUT (Transmitter 1 Output)
8. R1IN (Receiver 1 Input)
9. R1OUT (Receiver 1 Output)
10. T1IN (Transmitter 1 Input)
11. T2IN (Transmitter 2 Input)
12. R2OUT (Receiver 2 Output)
13. R2IN (Receiver 2 Input)
14. T2OUT (Transmitter 2 Output)
15. GND (Ground)
16. VCC (Voltage Common Collector)

Functional Features

• Provides voltage level translation between TTL/CMOS logic levels and RS-232 signals
• Allows communication between devices operating at different voltage levels
• Offers ±15kV ESD protection for robustness against electrostatic discharge

Advantages and Disadvantages

Advantages: - Low-power consumption - Dual driver/receiver configuration - Wide operating temperature range - High ESD protection level

Disadvantages: - Limited data rate compared to newer ICs - Requires external capacitors for proper operation

Working Principles

The MAX232AMJE/883B operates by converting TTL/CMOS logic levels to RS-232 voltage levels. It uses charge pumps to generate the required positive and negative voltages for RS-232 communication. The dual driver/receiver configuration allows bidirectional communication between two devices.

Application Field Plans

The MAX232AMJE/883B is commonly used in various applications, including: - Serial communication interfaces - Microcontroller-based systems - Industrial automation - Networking equipment - Embedded systems

Alternative Models

Some alternative models that can be considered as replacements for the MAX232AMJE/883B are: - MAX3232ESE: Similar functionality with enhanced ESD protection - MAX202ESE: Lower power consumption and smaller package size - SP3232EEN-L/TR: Higher data rate and lower supply voltage

These alternatives offer similar functionality but may have different specifications and package options.

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