| Allicdata Part #: | MAX3222CPWRE4-ND |
| Manufacturer Part#: |
MAX3222CPWRE4 |
| Price: | $ 0.78 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Texas Instruments |
| Short Description: | IC DRVR/RX MULTCH RS232 20TSSOP |
| More Detail: | 2/2 Transceiver Full RS232 20-TSSOP |
| DataSheet: |  MAX3222CPWRE4 Datasheet/PDF |
| Quantity: | 1000 |
| 2000 +: | $ 0.70421 |
Specifications
| Series: | -- |
| Packaging: | Tape & Reel (TR) |
| Part Status: | Active |
| Type: | Transceiver |
| Protocol: | RS232 |
| Number of Drivers/Receivers: | 2/2 |
| Duplex: | Full |
| Receiver Hysteresis: | 300mV |
| Data Rate: | 250kbps |
| Voltage - Supply: | 3 V ~ 5.5 V |
| Operating Temperature: | 0°C ~ 70°C |
| Mounting Type: | Surface Mount |
| Package / Case: | 20-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package: | 20-TSSOP |
| Base Part Number: | MAX3222 |
Description
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MAX3222CPWRE4 Application Field and Working Principle
The MAX3222CPWRE4 is an RS-232 receiver/transmitter driver integrated circuit (IC) manufactured by Maxim Integrated. Designed for use in RS-232 applications, such as point-of-sale, bar code scanners, medical equipment, and portable/handheld products, the MAX3222CPWRE4 is a dual-channel receiver/transmitter driver with a 5kV electrostatic discharge (ESD) protection and a low standby current. Additionally, the MAX3222CPWRE4 is compatible with legacy ICs.
Applications
The MAX3222CPWRE4 is designed for a wide variety of single- and multi-channel RS-232 applications, such as point-of-sale, bar code scanners, port settings monitoring in local area networks (LANs), medical equipment, and portable/handheld products. It offers robust ESD protection, low standby current, and low voltage operation for sensitive applications.
Working Principle
The MAX3222CPWRE4 is a dual-channel receiver/transmitter driver with 5kV ESD protection and low power dissipation. The MAX3222CPWRE4 is designed to provide a robust interface between a microcontroller/microprocessor and an RS-232 interface. It consists of two drivers and two receivers that convert five processor interface pins to RS-232 standard voltages, allowing the MAX3222CPWRE4 to meet the specific requirements of different systems. It also includes an integrated shutdown mode to minimize power when the interface is idle. The MAX3222CPWRE4 can achieve data rates up to 250kbps, which is significantly higher than the standard rate of 9.6kbps. Additionally, the MAX3222CPWRE4 is designed to operate from a +3V to +15V supply voltage and is compatible with legacy ICs, allowing it to be deployed where higher supply voltages are unavailable.
The MAX3222CPWRE4 includes two 3-state transmitters and two receivers. The transmitters have an output level of +5V or -5.5V to be compatible with RS-232 standards. The receivers are designed to detect both negative and positive logic levels. They use threshold voltages close to the logic low and logic high levels to ensure reliable data reception from the RS-232 interface. The MAX3222CPWRE4 also includes a shutdown mode which can be used to minimize power dissipation when the interface is idle.
The MAX3222CPWRE4 is designed for use in a wide variety of single- and multi-channel RS-232 applications. The MAX3222CPWRE4 offers a robust interface between a microcontroller/microprocessor and an RS-232 interface while providing enhanced protection against damage caused by ESD. Furthermore, it offers a low power dissipation and high data rates, making it ideal for use in portable/handheld products, point-of-sale devices, barcode scanners, medical equipment, and other applications.
The specific data is subject to PDF, and the above content is for reference
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