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Name: MAX485ESA+
Brand: Analog Devices Inc./Maxim Integrated
SKU: MAX485ESA+
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Analog Devices Inc./Maxim Integrated MAX485ESA+

Part No.:: MAX485ESA+

Manufacturer:: Analog Devices Inc./Maxim Integrated

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

Datasheet:: MAX485ESA+.pdf

Description:: IC TRANSCEIVER HALF 1/1 8SOIC

In Stock:: 3530

Quantity:: Add To Cart

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MAX485ESA+ Specifications

Package/Case:
8-SOIC (0.154, 3.90mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Active
Type:
Transceiver
Protocol:
RS422, RS485
NumberofDrivers/Receivers:
1/1
Duplex:
Half
ReceiverHysteresis:
70 mV
DataRate:
2.5Mbps
Voltage-Supply:
4.75V ~ 5.25V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

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MAX485ESA+ information

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MAX485ESA+ Typical application Circuitry

MAX485ESA+

The MAX485ESA+ is a member of Maxim Integrated's MAX485 family of transceivers, designed specifically for RS-485 and RS-422 communication protocols. This component is renowned for its low power requirements and limited slew-rate drivers, which are instrumental in minimizing electromagnetic interference (EMI) and signal reflection, especially in environments with long cable distances.

1. Power Supply Connection (VCC and GND): The VCC pin of the MAX485ESA+ should be connected to a +5V power supply. Ground (GND) establishes the reference point for the power supply and signal levels.

2. Data Transmission and Reception (DI and RO): For transmitting data, the DI (Driver Input) pin accepts TTL/CMOS input signals. When the MAX485ESA+ is in receive mode, the received RS-485 data is outputted through the RO (Receiver Output) pin.

3. Control Pins (DE and RE): These pins manage the operation modes of the MAX485ESA+. The DE (Driver Enable) pin activates the driver when set high, allowing for data transmission. Conversely, the RE (Receiver Enable) pin, when set low, enables the receiver for data reception. These pins offer flexibility in switching between transmit, receive, and idle states.

4. Differential Communication Lines (A and B): Pins A and B are the differential line connections for the RS-485 network. Pin A represents the non-inverting line, while Pin B is the inverting line. These connections are essential for the balanced nature of RS-485 communication.

5. RS-485 Network Ground Reference (Y, Z, or GND): A shared ground reference between the MAX485ESA+ and other devices on the RS-485 network is critical for maintaining signal integrity and reliable communication.

6. Termination and Biasing (Optional): Depending on network configuration, termination resistors (typically 120 ohms) between A and B might be required at the ends of the network for impedance matching. Additionally, biasing resistors can be used to ensure a known idle bus state.

In summary, the MAX485ESA+ serves as a robust and efficient solution for RS-485 and RS-422 communication networks. It is particularly suitable for applications requiring long-distance communication with high noise immunity, such as in industrial and commercial settings. Proper implementation of the MAX485ESA+ in a circuit demands a careful consideration of network parameters, including cable length, topology, and node count.

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6. What is the process for return or replacement of MAX485ESA+?

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 MAX485ESA+ we delivered, we will accept the replacement or return of the MAX485ESA+ 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 MAX485ESA+.

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

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations