SP3232EBCN-L/TR
Compact RS-232 transceiver for 3.3V/5V systems in 16-pin SOIC package
Manufacturer： ['maxlinear', 'sipex', 'exar']
series introduction
# Introduction to the SP3232EBCN - L/TR Product Series
## 1. Overview
The SP3232EBCN - L/TR belongs to a family of integrated circuits that play a crucial role in serial communication interfaces. Specifically, it is a RS - 232 transceiver, designed to facilitate reliable data transfer between devices that use the RS - 232 standard. This product series is widely used in various industries and applications where serial communication is required, such as industrial automation, telecommunications, and embedded systems.
## 2. Key Features
### 2.1 High - Performance Transceiver
- **Dual Transmitters and Receivers**: The SP3232EBCN - L/TR is equipped with two transmitters and two receivers. This configuration allows for simultaneous data transmission and reception, enabling full - duplex communication. It can handle data rates of up to 120 kbps, which is sufficient for many common serial communication applications.
- **Low - Power Operation**: It is designed with low - power consumption in mind. This makes it an ideal choice for battery - powered devices or applications where power efficiency is a critical factor. The low - power operation helps to extend the battery life of portable devices and reduces the overall energy consumption in larger systems.
### 2.2 ESD Protection
- **Robust Electrostatic Discharge (ESD) Protection**: The product series offers excellent ESD protection on the RS - 232 I/O pins. It can withstand ESD strikes of up to ±15 kV (Human Body Model), which helps to prevent damage to the transceiver due to static electricity. This protection is essential in environments where static electricity is likely to build up, such as industrial settings or areas with low humidity.
### 2.3 Wide Supply Voltage Range
- **Flexible Power Supply**: The SP3232EBCN - L/TR can operate with a supply voltage range of 3.0V to 5.5V. This wide voltage range provides flexibility in system design, allowing it to be easily integrated into different types of electronic systems that may have varying power supply requirements.
### 2.4 Small Form Factor
- **Compact Package**: It comes in a small form - factor package, such as the 16 - pin SOIC (Small Outline Integrated Circuit) package. The compact size makes it suitable for applications where space is limited, such as in small - scale embedded systems or printed circuit boards (PCBs) with high component density.
## 3. Functional Description
### 3.1 Voltage Conversion
- **RS - 232 Voltage Levels**: The RS - 232 standard uses voltage levels that are different from the typical logic levels used in digital circuits. The SP3232EBCN - L/TR performs the necessary voltage conversion between the TTL/CMOS logic levels (0 - 5V) and the RS - 232 voltage levels (- 3V to - 15V for logic 1 and +3V to +15V for logic 0). This conversion ensures compatibility between devices that use different voltage standards.
### 3.2 Data Transmission and Reception
- **Transmitter Operation**: When data is to be sent, the transmitter section of the SP3232EBCN - L/TR takes the TTL/CMOS input data and converts it into the appropriate RS - 232 voltage levels. The converted data is then transmitted over the RS - 232 communication line.
- **Receiver Operation**: On the receiving end, the receiver section of the transceiver detects the RS - 232 voltage levels on the input line and converts them back into TTL/CMOS logic levels. This allows the connected device to process the received data.
## 4.
Images for reference
16 SOIC
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