規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Transceiver |
| Protocol | RS232 |
| NumberofDrivers/Receivers | 1/1 |
| Duplex | Full |
| ReceiverHysteresis | 500 mV |
| DataRate | 250kbps |
| Voltage-Supply | 3V ~ 5.5V |
| OperatingTemperature | 0°C ~ 70°C |
| MountingType | Surface Mount |
| Package/Case | 16-TSSOP (0.173, 4.40mm Width) |
概述
Description
The MAX3221CPWR is a single-channel RS-232 line driver/receiver designed by Texas Instruments. It is part of the MAX3221 series, which is known for its low power consumption and efficient data transmission capabilities. The device operates from a single 3.0V to 5.5V power supply and features a 1µA low-power shutdown mode, making it ideal for battery-operated devices. It offers data rates up to 250 kbps, ensuring reliable communication for various applications.
The MAX3221CPWR includes an automatic power-down feature, which reduces power usage when the device is inactive, and an enhanced Electrostatic Discharge (ESD) protection of up to ±15kV on the RS-232 pins. It comes in a 20-pin TSSOP (Thin Shrink Small Outline Package) package, which is compact and suitable for space-constrained applications.
The device is commonly used in applications such as PDAs, laptops, GPS units, and other devices requiring RS-232 communication. Its efficient power usage and robust protection features make it a popular choice for designers looking to integrate RS-232 communication in their projects.
The MAX3221CPWR includes an automatic power-down feature, which reduces power usage when the device is inactive, and an enhanced Electrostatic Discharge (ESD) protection of up to ±15kV on the RS-232 pins. It comes in a 20-pin TSSOP (Thin Shrink Small Outline Package) package, which is compact and suitable for space-constrained applications.
The device is commonly used in applications such as PDAs, laptops, GPS units, and other devices requiring RS-232 communication. Its efficient power usage and robust protection features make it a popular choice for designers looking to integrate RS-232 communication in their projects.
Equivalent
The MAX3221CPWR is a RS-232 transceiver. Equivalent products include the SP3221E, ST3232C, ADM3232E, and MAX3232E. These alternatives typically feature similar RS-232 communication capabilities with ESD protection and low power consumption. When selecting an equivalent, ensure compatible pin configurations and electrical characteristics to match your specific application requirements.
Features
The MAX3221CPWR is a single-channel RS-232 transceiver typically used in serial communication applications. Key features include:
1. Voltage Range: Operates with a single supply voltage ranging from 3.0V to 5.5V.
2. Data Rate: Capable of achieving high data rates up to 250 kbps, which is suitable for a variety of serial communication uses.
3. Power Efficiency: Includes automatic power-down features, reducing power consumption during idle periods.
4. ESD Protection: Provides enhanced electrostatic discharge (ESD) protection up to ±15 kV on RS-232 pins, ensuring robustness in challenging environments.
5. Size and Package: Offered in a small TSSOP (Thin Shrink Small Outline Package), facilitating compact circuit designs.
6. Integrated Charge Pump: Comes with an internal charge pump allowing operation from a single supply.
7. Low Power Consumption: Designed for minimal power usage, making it suitable for battery-powered applications.
8. Compatibility: Compatible with the industry-standard RS-232 communication protocol.
These features make the MAX3221CPWR suitable for applications requiring reliable serial communication with minimal power use and small form factor.
1. Voltage Range: Operates with a single supply voltage ranging from 3.0V to 5.5V.
2. Data Rate: Capable of achieving high data rates up to 250 kbps, which is suitable for a variety of serial communication uses.
3. Power Efficiency: Includes automatic power-down features, reducing power consumption during idle periods.
4. ESD Protection: Provides enhanced electrostatic discharge (ESD) protection up to ±15 kV on RS-232 pins, ensuring robustness in challenging environments.
5. Size and Package: Offered in a small TSSOP (Thin Shrink Small Outline Package), facilitating compact circuit designs.
6. Integrated Charge Pump: Comes with an internal charge pump allowing operation from a single supply.
7. Low Power Consumption: Designed for minimal power usage, making it suitable for battery-powered applications.
8. Compatibility: Compatible with the industry-standard RS-232 communication protocol.
These features make the MAX3221CPWR suitable for applications requiring reliable serial communication with minimal power use and small form factor.
Pinout
The MAX3221CPWR is a single-channel RS-232 line driver/receiver, commonly used for serial communication. It features a 16-pin TSSOP (Thin Shrink Small Outline Package). This device is designed to interface between TTL/CMOS logic levels and RS-232 compliant voltage levels, facilitating communication between devices with different voltage requirements.
Key functions of the MAX3221CPWR include:
1. Transmitter: Converts TTL/CMOS logic levels to RS-232 compliant voltage levels.
2. Receiver: Converts RS-232 voltage levels to TTL/CMOS logic levels.
3. Shutdown Mode: Reduces power consumption when the device is not in use.
4. Auto-powerdown feature: Allows the device to automatically enter a low-power mode when the RS-232 cable is disconnected or inactive.
5. ESD Protection: Provides electrostatic discharge protection on the RS-232 pins.
These features make the MAX3221CPWR suitable for battery-powered and compact applications requiring reliable RS-232 communication.
Key functions of the MAX3221CPWR include:
1. Transmitter: Converts TTL/CMOS logic levels to RS-232 compliant voltage levels.
2. Receiver: Converts RS-232 voltage levels to TTL/CMOS logic levels.
3. Shutdown Mode: Reduces power consumption when the device is not in use.
4. Auto-powerdown feature: Allows the device to automatically enter a low-power mode when the RS-232 cable is disconnected or inactive.
5. ESD Protection: Provides electrostatic discharge protection on the RS-232 pins.
These features make the MAX3221CPWR suitable for battery-powered and compact applications requiring reliable RS-232 communication.
Manufacturer
The MAX3221CPWR is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits, which they sell to electronics designers and manufacturers globally. TI is known for its innovation in analog and embedded processing products, enabling advancement in areas such as industrial, automotive, personal electronics, and communications equipment. Founded in 1930 and headquartered in Dallas, Texas, the company has a significant influence in the semiconductor industry, providing components that are crucial for a wide range of electronic devices.
Application
The MAX3221CPWR is a single-channel RS-232 transceiver commonly used for serial communication applications. It is utilized in areas requiring reliable data transmission over RS-232 interfaces, including:
1. Embedded Systems: Facilitates communication between microcontrollers and peripherals.
2. Industrial Automation: Used in control systems for data acquisition and machinery communication.
3. Consumer Electronics: Found in devices like PDAs and GPS systems for serial data exchange.
4. Networking Equipment: Supports communication in routers, switches, and modems.
5. Medical Devices: Ensures secure data transmission in diagnostic and monitoring equipment.
6. Computers and Peripherals: Connects PCs with external devices such as printers and scanners.
Its low power consumption and automatic power-down feature make it suitable for battery-powered devices.
1. Embedded Systems: Facilitates communication between microcontrollers and peripherals.
2. Industrial Automation: Used in control systems for data acquisition and machinery communication.
3. Consumer Electronics: Found in devices like PDAs and GPS systems for serial data exchange.
4. Networking Equipment: Supports communication in routers, switches, and modems.
5. Medical Devices: Ensures secure data transmission in diagnostic and monitoring equipment.
6. Computers and Peripherals: Connects PCs with external devices such as printers and scanners.
Its low power consumption and automatic power-down feature make it suitable for battery-powered devices.
Package
The MAX3221CPWR is a line driver/receiver IC typically used in RS-232 communication interfaces. It comes in a TSSOP (Thin Shrink Small Outline Package) with 16 pins. This package type is designed for space-efficient applications.
