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MAX3243IDBR
+BOMIC TRANSCEIVER FULL 3/5 28SSOP
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #MAX3243IDBR
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Bảng dữ liệu MAX3243IDBR DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Part Status | Active |
| Type | Transceiver |
| Protocol | RS232 |
| Number of Drivers/Receivers | 3/5 |
| Duplex | Full |
| Receiver Hysteresis | 500 mV |
| Data Rate | 250kbps |
| Voltage - Supply | 3V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package / Case | 28-SSOP (0.209", 5.30mm Width) |
| Supplier Device Package | 28-SSOP |
| Base Product Number | MAX3243 |
Tổng quan
Description
One of its notable features is the low-power operation with an automatic power-down function, significantly reducing current consumption when the transceiver is inactive. The MAX3243IDBR supports data rates up to 250 kbps, ensuring reliable high-speed data transmission.
The device includes electrostatic discharge (ESD) protection of up to ±15kV, enhancing its robustness in various environments. It is commonly used in applications such as point-of-sale systems, industrial equipment, and any devices requiring RS-232 communication. The IC is available in a TSSOP (Thin Shrink Small Outline Package) with a 20-pin configuration, making it compact and easy to integrate into space-constrained designs. Overall, the MAX3243IDBR is valued for its low power consumption, high data rate, and reliable performance in serial communication interfaces.
Equivalent
1. TI's MAX3243CDBR
2. STMicroelectronics' ST3232ECDR
3. Intersil's ISL3232EIBZ
4. Analog Devices' ADM3232EARZ
These alternatives offer similar functionality, voltage levels, and pin configurations, though checking the specific datasheets for compatibility is recommended.
Features
1. Power Supply and Efficiency: Operates at a low supply voltage of 3V to 5.5V and includes an automatic power-down feature to save energy.
2. Data Rate and Compatibility: Supports a data rate up to 250 kbps, ensuring fast data transmission, and is compatible with standard RS-232 protocol.
3. Transceiver Channels: Includes three drivers and five receivers, accommodating multiple data channels.
4. Enhanced ESD Protection: Provides Electrostatic Discharge (ESD) protection up to ±15 kV, enhancing reliability in harsh environments.
5. Slew Rate Control: Features controlled slew rate to minimize electromagnetic interference.
6. Size and Package: Available in a TSSOP (Thin Shrink Small Outline Package) for compact board designs.
7. Auto Shutdown: Reduces power consumption by automatically disabling unused parts of the chip.
These features make it suitable for battery-powered and portable applications, requiring robust and energy-efficient RS-232 interfaces.
Pinout
Here's a brief overview of its functions:
1. Transmitter/Driver Outputs: The device has three RS-232 driver outputs, which convert the logic levels from the microcontroller into RS-232 voltage levels suitable for transmission.
2. Receiver Inputs: It includes five RS-232 receiver inputs, converting RS-232 voltage levels back to TTL/CMOS logic levels.
3. Charge Pumps: Internal charge pumps allow the device to generate the necessary RS-232 voltage levels from a single 3V to 5.5V supply without requiring additional power supplies.
4. ESD Protection: The device features enhanced electrostatic discharge (ESD) protection for RS-232 pins.
5. Low Power Consumption: The MAX3243IDBR is designed for low power consumption, suitable for battery-operated devices.
These features make it ideal for interfacing serial communications in portable electronics and ensuring reliable data transmission over serial connections.