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ST232BDR

Name: ST232BDR
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 2/2 16SO

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製造商。部分 #ST232BDR
包 SOIC-16
資料表 ST232BDR DataSheet
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Type	Transceiver
Protocol	RS232
NumberofDrivers/Receivers	2/2
Duplex	Full
ReceiverHysteresis	500 mV
DataRate	220Kbps
Voltage-Supply	4.5V ~ 5.5V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	16-SOIC (0.154, 3.90mm Width)

概述

Description

ST232BDR is a dual-channel RS-232 transceiver designed for serial communication in electronic systems. It converts signals from TTL/CMOS levels to RS-232 levels, allowing for communication between microcontrollers and devices that use RS-232 protocols. The device typically features two independent transceivers, enabling communication in both directions.
Operating over a voltage range of ±5V to ±15V, the ST232BDR is optimized for low power consumption and can operate at data rates up to 120 kbps. It includes built-in protection against electrostatic discharge (ESD) and offers a compact package suitable for space-constrained applications. The efficiency and reliability of the ST232BDR make it ideal for various applications, including point-of-sale systems, industrial automation, and telecommunications.
Overall, the ST232BDR is a versatile and essential component for interfacing modern digital systems with legacy RS-232 equipment.

Features

The ST232BDR is a high-performance dual-channel RS-232 transceiver designed for serial communication applications. Key features include:
1. Dual Channels: Supports two independent RS-232 communication lines.
2. Voltage Range: Operates from a single supply voltage of +3V to +5.5V, making it versatile for various applications.
3. Data Rate: Capable of transmitting data at speeds up to 120 kbps.
4. Low Power Consumption: Features low power operation, ideal for battery-powered devices.
5. Integrated Protection: Includes built-in protection against electrostatic discharge (ESD), enhancing reliability.
6. TTL/CMOS Compatible: Converts TTL/CMOS logic levels to RS-232 levels, facilitating compatibility with microcontrollers and other digital devices.
7. Compact Package: Offered in a small footprint package, suitable for space-constrained designs.
These features make the ST232BDR suitable for various applications, including point-of-sale terminals, modems, and industrial control systems.

Package

The ST232BDR is typically available in a 16-pin SOIC (Small Outline Integrated Circuit) package. It’s designed for surface mounting and is commonly used in communication applications.

Pinout

The ST232BDR is a dual RS-232 line driver/receiver with a total of 16 pins. It is designed to interface between TTL-level signals and RS-232 levels.
Pin Count and Functions:
1. V+ (Pin 1): Positive supply voltage (+5V).
2. V- (Pin 2): Negative supply voltage (-5V).
3. C1 (Pin 3): Capacitor connection for charge pump.
4. C2 (Pin 4): Capacitor connection for charge pump.
5. C3 (Pin 5): Capacitor connection for charge pump.
6. T1 (Pin 6): Transmitter output (from TTL to RS-232).
7. R1 (Pin 7): Receiver input (from RS-232 to TTL).
8. T2 (Pin 8): Second transmitter output.
9. R2 (Pin 9): Second receiver input.
10. GND (Pin 10): Ground.
11-16: Various additional pins for further functionality and connections, including unused or internal connections.
The device operates efficiently with low power consumption and is ideal for data communication applications.

Manufacturer

The ST232BDR is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics is involved in designing and manufacturing a wide range of semiconductor devices, including integrated circuits and discrete components. The company serves various sectors such as automotive, industrial, consumer electronics, and telecommunications. STMicroelectronics is recognized for its innovation and commitment to sustainability, providing solutions that enhance connectivity, energy efficiency, and performance in electronic systems. With a strong presence in the global market, STMicroelectronics is known for its high-quality products and technological advancements in the semiconductor industry.

Application

The ST232BDR is a dual-channel RS-232 transceiver used in various applications including serial communication in embedded systems, industrial automation, point-of-sale systems, and telecommunications. It facilitates data transfer between microcontrollers and RS-232 compatible devices, enabling reliable communication over longer distances. Its low power consumption and integration make it suitable for portable and battery-operated devices as well.

Equivalent

The ST232BDR chip is a low-power, dual-channel RS-232 transceiver. Equivalent products include the MAX232, MAX233, and ICL232 from Maxim Integrated, as well as the SN75188 from Texas Instruments. Other alternatives may include the ADM232 from Analog Devices and the LTC1480 from Analog Devices, which also provide RS-232 level shifting and are compatible in various applications. Always verify specifications to ensure compatibility.