SN65C3232EDG4

Product Overview

• Category: Integrated Circuit
• Use: Serial Communication Interface
• Characteristics: High-Speed, Low-Power, RS-232 Transceiver
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The SN65C3232EDG4 is a dual-channel RS-232 transceiver that operates at high speeds while consuming low power. It is designed to provide reliable serial communication between devices using the RS-232 protocol.
• Packaging/Quantity: The SN65C3232EDG4 is available in a 16-pin SOIC package and is typically sold in reels of 2500 units.

Specifications

• Supply Voltage Range: 3V to 5.5V
• Data Rate: Up to 1 Mbps
• Operating Temperature Range: -40°C to +85°C
• Number of Channels: 2
• Receiver Hysteresis: ±30mV
• Transmitter Output Voltage Swing: ±7V
• Shutdown Current: 1µA (Typical)

Detailed Pin Configuration

The SN65C3232EDG4 has a total of 16 pins. The pin configuration is as follows:

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

Functional Features

• Dual-channel RS-232 transceiver
• Supports data rates up to 1 Mbps
• Low power consumption
• Wide supply voltage range for compatibility with various systems
• Receiver hysteresis for noise immunity
• Transmitter output voltage swing for robust communication
• Shutdown control input for power-saving mode

Advantages and Disadvantages

Advantages: - High-speed communication - Low power consumption - Wide operating temperature range - Noise immunity due to receiver hysteresis - Robust communication with transmitter output voltage swing

Disadvantages: - Limited to RS-232 protocol communication - Requires external capacitors for proper operation

Working Principles

The SN65C3232EDG4 is designed to facilitate serial communication between devices using the RS-232 protocol. It operates by converting the logic-level signals from the transmitting device into RS-232 compliant voltage levels for transmission over long distances. On the receiving end, it converts the RS-232 signals back into logic-level signals for the receiving device.

The transceiver incorporates features such as receiver hysteresis and transmitter output voltage swing to ensure reliable communication in noisy environments. The shutdown control input allows the device to enter a low-power mode when not in use, reducing overall power consumption.

Detailed Application Field Plans

The SN65C3232EDG4 is commonly used in various applications that require reliable serial communication over long distances. Some of the typical application fields include:

1. Industrial Automation: Used for communication between PLCs (Programmable Logic Controllers), HMIs (Human Machine Interfaces), and other industrial devices.
2. Telecommunications: Enables communication between networking equipment, such as routers, switches, and modems.
3. Medical Devices: Facilitates data exchange between medical equipment, such as patient monitors, diagnostic devices, and control systems.
4. Automotive Electronics: Used for communication in automotive systems, including infotainment systems, telematics, and diagnostics.
5. Consumer Electronics: Enables serial communication in devices like printers, scanners, and digital cameras.

Detailed and Complete Alternative Models

1. MAX3232 - Dual RS-232 Transceiver with ±15kV ESD Protection
2. SP3232 - 3.0V to 5.5V RS-232 Transceiver
3. LTC1387 - Low Power RS-232 Transceiver
4. ADM3202 - ±15kV ESD Protected, 3.3V RS-232 Transceiver
5. ST3232 - 3.0V to 5.5V RS-232 Transceiver with AutoShutdown

These alternative models offer similar functionality to the SN