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Name: MAX14783EESA+T
Brand: Analog Devices Inc./Maxim Integrated
SKU: MAX14783EESA+T
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Analog Devices Inc./Maxim Integrated MAX14783EESA+T

Part No.:: MAX14783EESA+T

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:: MAX14783EESA+T.pdf

Description:: IC TRANSCEIVER HALF 1/1 8SOIC

In Stock:: 2061

Quantity:: Add To Cart

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MAX14783EESA+T Specifications

Package/Case:
8-SOIC (0.154, 3.90mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Type:
Transceiver
Protocol:
RS422, RS485
NumberofDrivers/Receivers:
1/1
Duplex:
Half
ReceiverHysteresis:
10 mV
DataRate:
42Mbps
Voltage-Supply:
3V ~ 5.5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

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MAX14783EESA+T information

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MAX14783EESA+T Typical application Circuitry

MAX14783EESA+T

The MAX14783EESA+T is a robust RS-485/RS-422 transceiver designed to operate in harsh industrial environments where noise immunity and high data integrity are essential. This device is capable of facilitating long-distance communication in networks or systems that require differential signaling for noise immunity.

Application Scenarios:

A common application of the MAX14783EESA+T is in industrial automation systems, where it enables communication between various sensors, actuators, and controllers over a long distance, often in electrically noisy environments.

Parameter Features:

The MAX14783EESA+T boasts features such as extended -40°C to +125°C temperature range, 2.5kV ESD protection on the RS-485 input/output pins, half-duplex communication capability, and a wide supply voltage range of 3V to 5.5V. It also includes thermal shutdown and current-limiting features for enhanced protection.

Circuit Connection in an Industrial Automation System:

1. Power Supply and Grounding: Connect the VCC pin (Pin 8) of the MAX14783EESA+T to a stable 3.3V or 5V power supply, depending on the system requirements. Connect the GND pin (Pin 5) to the system ground. Ensure robust grounding practices to minimize noise and ensure signal integrity.

2. RS-485 Communication Lines: Connect the A (Pin 1) and B (Pin 4) pins of the MAX14783EESA+T to the differential communication lines of the RS-485 network. These lines are the backbone of the RS-485 communication, carrying the differential signals that enable noise-immune data transmission over long distances.

3. Driver Enable and Receiver Output: The DE (Driver Enable, Pin 3) pin controls the operation of the RS-485 driver. Connect this pin to a GPIO (General Purpose Input/Output) pin of the controlling microcontroller to enable/disable the driver as needed. The RO (Receiver Output, Pin 7) pin provides the received data output, which should be connected to a receive (RX) pin of the microcontroller.

4. Receiver Input and Driver Input: The DI (Driver Input, Pin 6) pin accepts TTL/CMOS input data from the microcontroller's transmit (TX) pin, converting it to RS-485 differential signals at the A and B pins. The RE (Receiver Enable, Pin 2) pin, typically connected to ground, enables the receiver circuit, allowing the device to receive data from the RS-485 network.

Design Considerations:

- Impedance Matching: To prevent signal reflections that can lead to data corruption, ensure that the impedance of the RS-485 network matches the characteristic impedance of the cable used, typically around 120 ohms.

- Protection Against Transients: In industrial environments, electrical transients can be common. Consider adding additional transient voltage suppressors (TVS diodes) on the A and B lines for extra protection.

- Thermal Management: While the MAX14783EESA+T includes thermal shutdown protection, it's essential to consider the thermal aspects of your design, especially in high-temperature industrial environments or if the device is expected to operate near its maximum rating.

- Power Supply Decoupling: Place a decoupling capacitor (typically 0.1µF) close to the VCC and GND pins of the MAX14783EESA+T to provide a stable power supply and minimize noise.

By carefully considering these points and properly implementing the MAX14783EESA+T in your design, you can achieve reliable, noise-immune communication in industrial automation systems, enhancing data integrity and system robustness.

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6. What is the process for return or replacement of MAX14783EESA+T?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the MAX14783EESA+T we delivered, we will accept the replacement or return of the MAX14783EESA+T only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of MAX14783EESA+T.

(3)The PartNo is unused and only in the original unpacked packaging.

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(1)Inform us within 90 days

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