Part Details for ADM4855AR by Analog Devices Inc
Results Overview of ADM4855AR by Analog Devices Inc
- Distributor Offerings: (0 listings)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (9 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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Applications
Industrial Automation
Renewable Energy
Robotics and Drones
ADM4855AR Information
ADM4855AR by Analog Devices Inc is a Line Driver or Receiver.
Line Driver or Receivers are under the broader part category of Drivers And Interfaces.
A driver controls the current or voltage delivered to components like LCDs or motors, while an interface component connects systems for data transfer and control. Read more about Drivers And Interfaces on our Drivers And Interfaces part category page.
Part Details for ADM4855AR
ADM4855AR CAD Models
ADM4855AR Part Data Attributes
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ADM4855AR
Analog Devices Inc
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Datasheet
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ADM4855AR
Analog Devices Inc
5 V, ⅛ Load, Slew-Rate Limited, RS-485/RS-422 Transceiver (Full Duplex, 500 kbps)
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| Pbfree Code | No | |
| Rohs Code | No | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | ANALOG DEVICES INC | |
| Part Package Code | SOIC | |
| Package Description | MS-012AA, SOIC-8 | |
| Pin Count | 8 | |
| Manufacturer Package Code | R-8 | |
| Reach Compliance Code | not_compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Differential Output | YES | |
| Driver Number of Bits | 1 | |
| High Level Input Current-Max | 0.000001 A | |
| Input Characteristics | DIFFERENTIAL SCHMITT TRIGGER | |
| Interface IC Type | LINE TRANSCEIVER | |
| Interface Standard | EIA-422; EIA-485 | |
| JESD-30 Code | R-PDSO-G8 | |
| JESD-609 Code | e0 | |
| Length | 4.9 mm | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 1 | |
| Number of Terminals | 8 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Out Swing-Min | 1.5 V | |
| Output Low Current-Max | 0.004 A | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SOP | |
| Package Equivalence Code | SOP8,.25 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Peak Reflow Temperature (Cel) | 240 | |
| Qualification Status | Not Qualified | |
| Receive Delay-Max | 1000 ns | |
| Receiver Number of Bits | 1 | |
| Seated Height-Max | 1.75 mm | |
| Supply Current-Max | 0.2 mA | |
| Supply Voltage-Max | 5.25 V | |
| Supply Voltage-Min | 4.75 V | |
| Supply Voltage-Nom | 5 V | |
| Surface Mount | YES | |
| Technology | CMOS | |
| Temperature Grade | INDUSTRIAL | |
| Terminal Finish | TIN LEAD | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Transmit Delay-Max | 600 ns | |
| Width | 3.9 mm |
Alternate Parts for ADM4855AR
This table gives cross-reference parts and alternative options found for ADM4855AR. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of ADM4855AR, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
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| ADM4855ARZ | Analog Devices Inc | $2.1362 | 5 V, ⅛ Load, Slew-Rate Limited, RS-485/RS-422 Transceiver (Full Duplex, 500 kbps) | ADM4855AR vs ADM4855ARZ |
| ADM4855AR-REEL7 | Analog Devices Inc | Check for Price | 5 V, ⅛ Load, Slew-Rate Limited, RS-485/RS-422 Transceiver (Full Duplex, 500 kbps) | ADM4855AR vs ADM4855AR-REEL7 |
| SP3084EEN-L/TR | Exar Corporation | Check for Price | Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, PDSO8, ROHS COMPLIANT, MS-012AA, SOIC-8 | ADM4855AR vs SP3084EEN-L/TR |
| SP3084EEN-L/TR | MaxLinear Inc | Check for Price | Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, PDSO8, ROHS COMPLIANT, MS-012AA, SOIC-8 | ADM4855AR vs SP3084EEN-L/TR |
| SP3084EEN-L | Exar Corporation | Check for Price | Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, PDSO8, ROHS COMPLIANT, MS-012AA, SOIC-8 | ADM4855AR vs SP3084EEN-L |
| SP3084EEN/TR | MaxLinear Inc | Check for Price | Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, PDSO8, MS-012AA, SOIC-8 | ADM4855AR vs SP3084EEN/TR |
| ADM4855AR-REEL | Analog Devices Inc | Check for Price | IC LINE TRANSCEIVER, PDSO8, MS-012AA, SOIC-8, Line Driver or Receiver | ADM4855AR vs ADM4855AR-REEL |
| SP3084EEN | Exar Corporation | Check for Price | Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, PDSO8, MS-012AA, SOIC-8 | ADM4855AR vs SP3084EEN |
| SP3084EEN/TR | Exar Corporation | Check for Price | Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, PDSO8, MS-012AA, SOIC-8 | ADM4855AR vs SP3084EEN/TR |
ADM4855AR Frequently Asked Questions (FAQ)
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The ADM4855AR is a high-speed device, and proper layout and routing are crucial for its operation. It is recommended to follow the guidelines provided in the Analog Devices application note AN-0971, which provides detailed information on PCB layout, routing, and grounding techniques for high-speed RS-485 transceivers.
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To ensure reliable operation in noisy environments, it is recommended to use proper shielding, grounding, and decoupling techniques. Additionally, consider using a common-mode choke or a ferrite bead in series with the RS-485 bus to reduce electromagnetic interference (EMI). Also, make sure to follow the recommended layout and routing guidelines to minimize radiated emissions.
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The maximum cable length supported by the ADM4855AR depends on the specific application and the characteristics of the cable. As a general rule, the maximum cable length is limited by the signal attenuation and distortion caused by the cable. A good rule of thumb is to limit the cable length to 1000 feet (305 meters) or less. However, it is recommended to consult the RS-485 standard and perform simulations or testing to determine the maximum cable length for a specific application.
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To diagnose and troubleshoot issues with the ADM4855AR, it is recommended to use a logic analyzer or an oscilloscope to monitor the RS-485 bus signals. Check for signal integrity, noise, and distortion on the bus. Also, verify that the device is properly configured and that the input and output pins are not damaged. Consult the datasheet and application notes for troubleshooting guidelines and common error scenarios.
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Yes, the ADM4855AR can be used in a multi-point or multi-drop configuration. However, it is recommended to follow the guidelines provided in the RS-485 standard and to ensure that the total bus capacitance does not exceed the maximum recommended value. Additionally, consider using a repeater or a bus extender to extend the distance and improve signal integrity in multi-point or multi-drop configurations.