Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Transceiver |
| Protocol | RS232 |
| NumberofDrivers/Receivers | 1/1 |
| Duplex | Full |
| ReceiverHysteresis | 500 mV |
| DataRate | 460Kbps |
| Voltage-Supply | 4.5V ~ 5.5V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) |
Tổng quan
Description
The MAX3311EEUB+T is a low-power RS-232 transceiver with a unique feature—you can derive its power from data and control signals (DTR, RTS, or TXD) on the RS-232 port, eliminating the need for an external power supply. This IC is designed by Maxim Integrated and is particularly suitable for applications requiring minimal power consumption. It operates at data rates up to 235 kbps and guarantees data transmission integrity with ±15kV ESD protection on the RS-232 pins. The MAX3311EEUB+T comes in a compact 10-pin µMAX package, making it ideal for space-constrained applications. It supports a single driver and single receiver and is often used in hand-held devices, portable instrumentation, and battery-operated equipment where power efficiency and small size are critical. The device's ability to operate with a low power supply makes it an excellent choice for systems aiming to extend battery life while ensuring reliable serial communication.
Equivalent
The MAX3311EEUB+T is a RS-232 transceiver with a single driver and receiver. Equivalent products include:
1. Texas Instruments TRS3221E series
2. STMicroelectronics ST3232 series
3. Analog Devices ADM3232 series
4. Exar SP3232E series
These alternatives are also low-power, ESD-protected transceivers suitable for similar applications requiring RS-232 communication. Always verify specific parameters like data rate, supply voltage, and packaging to ensure compatibility with your application.
1. Texas Instruments TRS3221E series
2. STMicroelectronics ST3232 series
3. Analog Devices ADM3232 series
4. Exar SP3232E series
These alternatives are also low-power, ESD-protected transceivers suitable for similar applications requiring RS-232 communication. Always verify specific parameters like data rate, supply voltage, and packaging to ensure compatibility with your application.
Features
The MAX3311EEUB+T is a low-power, 1 Mbps RS-232 transceiver designed for reliable data communication. Key features include:
1. Low-Power Consumption: It operates with reduced power usage, making it suitable for battery-powered applications.
2. High Data Rate: Capable of supporting data rates up to 1 Mbps, enabling fast data transfer.
3. Single Supply Voltage: Operates on a single 3V to 5.5V power supply, simplifying power management.
4. AutoShutdown Feature: Includes an automatic shutdown function to conserve power when the transceiver is not actively transmitting or receiving data.
5. Small Footprint: Offered in a compact 10-pin µMAX package, ideal for space-constrained designs.
6. ESD Protection: Provides robust electrostatic discharge protection, enhancing device reliability.
7. True RS-232 Signals: Ensures compatibility with RS-232 communication standards by delivering true RS-232 signal levels.
8. Slew Rate Limiting: Integrates slew rate control to minimize electromagnetic interference (EMI).
9. Reliable Operation: Designed for rugged communication environments, ensuring consistent performance.
These features make the MAX3311EEUB+T suitable for applications requiring efficient and reliable RS-232 data communication.
1. Low-Power Consumption: It operates with reduced power usage, making it suitable for battery-powered applications.
2. High Data Rate: Capable of supporting data rates up to 1 Mbps, enabling fast data transfer.
3. Single Supply Voltage: Operates on a single 3V to 5.5V power supply, simplifying power management.
4. AutoShutdown Feature: Includes an automatic shutdown function to conserve power when the transceiver is not actively transmitting or receiving data.
5. Small Footprint: Offered in a compact 10-pin µMAX package, ideal for space-constrained designs.
6. ESD Protection: Provides robust electrostatic discharge protection, enhancing device reliability.
7. True RS-232 Signals: Ensures compatibility with RS-232 communication standards by delivering true RS-232 signal levels.
8. Slew Rate Limiting: Integrates slew rate control to minimize electromagnetic interference (EMI).
9. Reliable Operation: Designed for rugged communication environments, ensuring consistent performance.
These features make the MAX3311EEUB+T suitable for applications requiring efficient and reliable RS-232 data communication.
Pinout
The MAX3311EEUB+T is a transceiver from Maxim Integrated, designed for RS-232 communication. It features a total of 10 pins. The primary function of the MAX3311EEUB+T is to convert signals between TTL/CMOS levels and RS-232 levels, facilitating communication between devices that operate on different voltage standards.
Key pin functions include:
1. VCC: Power supply pin for TTL/CMOS logic levels.
2. GND: Ground connection.
3. TX (Transmitter Output): Converts TTL/CMOS input levels to RS-232 output levels.
4. RX (Receiver Input): Accepts RS-232 input levels and converts them to TTL/CMOS output levels.
5. C1+ and C1-: External capacitor connections for the charge pump circuitry.
6. C2+ and C2-: Additional capacitor connections for the charge pump.
7. V+ and V-: Positive and negative voltage output pins used by the charge pump to generate the RS-232 voltage levels.
This device is commonly used in applications requiring serial communication between microcontrollers and RS-232 devices, ensuring compatibility and reliable data transfer.
Key pin functions include:
1. VCC: Power supply pin for TTL/CMOS logic levels.
2. GND: Ground connection.
3. TX (Transmitter Output): Converts TTL/CMOS input levels to RS-232 output levels.
4. RX (Receiver Input): Accepts RS-232 input levels and converts them to TTL/CMOS output levels.
5. C1+ and C1-: External capacitor connections for the charge pump circuitry.
6. C2+ and C2-: Additional capacitor connections for the charge pump.
7. V+ and V-: Positive and negative voltage output pins used by the charge pump to generate the RS-232 voltage levels.
This device is commonly used in applications requiring serial communication between microcontrollers and RS-232 devices, ensuring compatibility and reliable data transfer.
Manufacturer
The MAX3311EEUB+T is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated was a company known for designing and manufacturing analog and mixed-signal integrated circuits. The company offered a wide array of products ranging from power management solutions, interface products, sensors, and much more. In 2021, Analog Devices, a leading global high-performance analog technology company, completed its acquisition of Maxim Integrated. Analog Devices designs and manufactures semiconductor products and solutions, specializing in data conversion and signal processing technology. They provide solutions for a wide range of applications across various industries, including automotive, communications, consumer electronics, healthcare, and industrial equipment.
Application
The MAX3311EEUB+T is a TTL/CMOS to RS-232 transceiver, commonly used in applications requiring conversion between these signal levels. Its main application areas include serial communication interfaces for computers and peripherals, portable and hand-held devices, networking equipment, industrial controls, and instrumentation. It is particularly valuable in battery-powered devices due to its low-power features and small package size, which support efficient and compact designs. The transceiver's ability to handle both data transmission and reception makes it suitable for bidirectional communication links in various embedded systems.
Package
The MAX3311EEUB+T comes in an 8-pin µMAX package, which is a small, surface-mount package type.
