ST3232ECDR
Low-power RS232 transceiver ICs with ESD protection in 16-pin SOIC format
Manufacturer： stm
series introduction
# Introduction to the ST3232ECDR Product Series
## 1. Overview
The ST3232ECDR is a highly regarded product series within the realm of integrated circuits, specifically falling under the category of RS - 232 line drivers/receivers. Developed by STMicroelectronics, a global leader in semiconductor solutions, this series is engineered to provide reliable and efficient communication interfaces for a wide range of electronic devices.
## 2. Key Features
### 2.1 Voltage Conversion
- The ST3232ECDR is designed to operate with a single power supply voltage, typically in the range of 3.3V to 5V. This feature simplifies the power management design of the overall system. It can convert the low - voltage logic levels (such as those used in microcontrollers) to the standard RS - 232 voltage levels (- 3V to - 15V for logic 1 and +3V to +15V for logic 0). This voltage conversion is crucial for enabling communication between modern low - voltage digital circuits and legacy RS - 232 devices.
### 2.2 Low Power Consumption
- In today's energy - conscious world, power efficiency is of utmost importance. The ST3232ECDR series is optimized for low power consumption. It has a low quiescent current, which means that it consumes minimal power when in standby or idle mode. This makes it an ideal choice for battery - powered devices, such as portable measurement instruments, handheld data loggers, and wireless sensor nodes, where long battery life is a critical requirement.
### 2.3 High - Speed Data Transmission
- With a data rate capability of up to 120 kbps, the ST3232ECDR can support relatively high - speed serial communication. This allows for quick and efficient transfer of data between devices, reducing the overall communication time and improving the system's responsiveness. Whether it is transferring sensor data, control commands, or other types of information, the high - speed data transmission feature ensures smooth and timely communication.
### 2.4 ESD Protection
- Electrostatic discharge (ESD) is a common threat to electronic components, which can cause permanent damage and lead to system failures. The ST3232ECDR series is equipped with built - in ESD protection on its RS - 232 pins. It can withstand ESD strikes of up to ±15 kV (Human Body Model), providing a high level of reliability and durability in real - world operating environments where ESD events are likely to occur.
### 2.5 Small Form Factor
- The ST3232ECDR is available in a compact SOIC - 16 package. This small form factor makes it suitable for applications where board space is limited, such as in miniaturized electronic devices, embedded systems, and wearable technology. The compact design also allows for easy integration into existing circuit boards without requiring significant changes to the layout.
## 3. Applications
### 3.1 Industrial Automation
- In industrial automation systems, the ST3232ECDR can be used to establish communication between different control units, sensors, and actuators. For example, it can enable communication between a programmable logic controller (PLC) and a remote I/O module, allowing for the transfer of control signals and sensor data. Its high - speed data transmission and ESD protection features make it reliable in the harsh industrial environment, where electrical noise and ESD events are common.
### 3.2 Consumer Electronics
- In consumer electronics, the ST3232ECDR can be found in devices such as set - top boxes, digital cameras, and printers. It enables these devices to communicate with other peripherals, such as computers or external storage devices, using the RS -
Images for reference
16 SOIC
Image Preview