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MAX242EWN
+BOMIC TRANSCEIVER FULL 2/2 18SOIC
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ManufacturerAnalog Devices Inc./Maxim Integrated
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Mfr. Part #MAX242EWN
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Datasheet MAX242EWN DataSheet
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In Stock4732
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Specifications
| Attribute | Value |
| Part Status | Obsolete |
| Type | Transceiver |
| Protocol | RS232 |
| Number of Drivers/Receivers | 2/2 |
| Duplex | Full |
| Receiver Hysteresis | 500 mV |
| Data Rate | 200kbps |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package / Case | 18-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 18-SOIC |
| Base Product Number | MAX242 |
Overview
Description
Key features include a wide temperature range, low power consumption, and minimal external components, which simplify design and integration into electronic systems. The device’s built-in charge pump enables it to generate the necessary voltage levels for RS-232 operation, making it ideal for mobile and battery-powered devices.
Overall, the MAX242EWN is a reliable choice for applications requiring robust serial communication, such as in embedded systems, data loggers, and industrial automation. Its compact design and efficiency make it valuable for engineers seeking to implement RS-232 interfaces in their products.
Equivalent
Features
1. Data Rate: Supports data rates up to 120 kbps.
2. Voltage Range: Operates with a single supply voltage of 5V, with a wide input voltage range of ±5V to ±15V.
3. Low Power Consumption: Consumes only 1.5 mA in active mode and less than 1 µA in shutdown mode.
4. Compact Package: Available in a 20-pin SSOP package, suitable for space-constrained applications.
5. Driver and Receiver: Includes two drivers and two receivers, allowing for full-duplex communication.
6. Wide Temperature Range: Rated for operation from -40°C to +85°C.
7. Protection Features: Equipped with built-in short-circuit protection and thermal shutdown.
8. Standard Compliance: Meets EIA/TIA-232-E standards for signal levels and timing.
These features make the MAX242EWN ideal for various data communication applications in embedded systems.
Pinout
Pin Count: 16 pins
Functions:
- Drivers (TX): Pins 1, 2, 3 (T1OUT, T2OUT) are used for transmitting data to the RS-232 interface.
- Receivers (RX): Pins 4, 5, 6 (R1IN, R2IN) receive data from the RS-232 interface.
- Power Supply: Pin 16 (V+) connects to a positive power supply (typically +5V).
- Ground: Pin 8 (GND) is the ground reference.
- Control: Pins 7 (R1OUT) and 9 (R2OUT) provide the output from the receivers to the microcontroller or logic circuit.
- Additional Pins: Pins 10 to 15 are used for various functions such as voltage and signaling control.
The MAX242EWN is known for low power consumption and compatibility with standard RS-232 voltage levels, making it suitable for reliable serial communication in embedded systems.
Manufacturer
Analog Devices is known for its innovative solutions in data conversion, signal processing, and power management, catering to various sectors that require precision and reliability. The MAX242EWN specifically is a high-speed, high-performance device used for signal conditioning and interfacing applications, typically in data communication and networking systems. The company has a strong reputation for quality and cutting-edge technology, making it a key player in the semiconductor industry.
Application
1. Serial Communication: Facilitates direct communication between microcontrollers and computers via RS-232 protocol.
2. Embedded Systems: Integrates into embedded devices for data exchange.
3. Automated Test Equipment: Used in testing setups for communication with various instruments.
4. Industrial Automation: Connects controllers and sensors in industrial settings.
5. Point-of-Sale Systems: Enables communication between peripherals like barcode scanners and cash registers.
Overall, it supports reliable, short-distance data transmission in diverse electronic applications.