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ADM2491EBRWZ
5 kV Signal Isolated, High Speed (16 Mbps), ESD Protected, Full/Half Duplex RS-485 Transceiver
Brands: ANALOG DEVICES INC
Mfr.Part #: ADM2491EBRWZ
Datasheet: ADM2491EBRWZ Datasheet (PDF)
Package/Case: SOIC-16
Product Type: Digital Isolators
RoHS Status:
Stock Condition: 5665 pcs, New Original
Warranty: 1 Year Ovaga Warranty - Find Out More
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Add To BomADM2491EBRWZ General Description
The ADM2491E is an isolated data transceiver with ±8 kV ESD protection and is suitable for high speed, half- or full-duplex communication on multipoint transmission lines. For half-duplex operation, the transmitter outputs and the receiver inputs share the same transmission line. Transmitter output Pin Y is linked externally to receiver input Pin A, and transmitter output Pin Z to receiver input Pin B.
Features
- Isolated, RS-485/RS-422 transceiver, configurable as half- or full-duplex
- ±8 kV ESD protection on RS-485 input/output pins
- 16 Mbps data rate
- Complies with ANSI TIA/EIA RS-485-A-1998 and ISO 8482: 1987(E)
- Suitable for 5 V or 3.3 V operation (VDD1)
- High common-mode transient immunity: >25 kV/μs
- Receiver has open-circuit, fail-safe design
- 32 nodes on the bus
- Thermal shutdown protection
- Safety and regulatory approvals
- UL recognition: 5000 V rms isolation voltage for 1 minute, per UL 1577
- VDE certificate of conformity
- DIN V VDE V 0884-10 (VDE V 0884-10): 2006-12
- Reinforced insulation, VIORM = 849 V peak
- See data sheet for additional features
Application
- Isolated RS-485/RS-422 interfaces
- Industrial field networks
- INTERBUS
- Multipoint data transmission systems
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Source Content uid | ADM2491EBRWZ | Pbfree Code | No |
| Rohs Code | Yes | Part Life Cycle Code | Active |
| Ihs Manufacturer | ANALOG DEVICES INC | Part Package Code | SOIC |
| Package Description | ROHS COMPLIANT, MS-013AA, SOIC-16 | Pin Count | 16 |
| Manufacturer Package Code | RW-16 | Reach Compliance Code | compliant |
| ECCN Code | EAR99 | HTS Code | 8542.39.00.01 |
| Samacsys Manufacturer | Analog Devices | Differential Output | YES |
| Driver Number of Bits | 1 | Input Characteristics | DIFFERENTIAL SCHMITT TRIGGER |
| Interface IC Type | LINE TRANSCEIVER | Interface Standard | EIA-485-A; TIA-485-A; ISO 8482 |
| JESD-30 Code | R-PDSO-G16 | Moisture Sensitivity Level | 1 |
| Number of Functions | 1 | Number of Terminals | 16 |
| Package Body Material | PLASTIC/EPOXY | Package Code | SOP |
| Package Equivalence Code | SOP16,.4 | Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE | Peak Reflow Temperature (Cel) | 260 |
| Receiver Number of Bits | 1 | Surface Mount | YES |
| Temperature Grade | INDUSTRIAL | Terminal Finish | MATTE TIN |
| Terminal Form | GULL WING | Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | Series | iCoupler® |
| Package | Tube | Product Status | Active |
| Technology | Magnetic Coupling | Type | RS422, RS485 |
| Isolated Power | No | Number of Channels | 3 |
| Inputs - Side 1/Side 2 | 2/1 | Channel Type | Unidirectional |
| Voltage - Isolation | 5000Vrms | Common Mode Transient Immunity (Min) | 25kV/µs |
| Data Rate | 16Mbps | Propagation Delay tpLH / tpHL (Max) | 60ns, 60ns |
| Rise / Fall Time (Typ) | 20ns, 20ns (Max) | Voltage - Supply | 3.3V, 5V |
| Operating Temperature | -40°C ~ 85°C | Mounting Type | Surface Mount |
| Package / Case | 16-SOIC (0.295", 7.50mm Width) | Supplier Device Package | 16-SOIC |
| Base Product Number | ADM2491 |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
 |
DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
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Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
REGISTERED AIR MAIL | $20.00-$40.00 (0.50 KG) | 2-5 days |
Processing Time：Shipping fee depend on different zone and country.
Payment
| Terms of payment | Hand Fee | |
|---|---|---|
 |
Wire Transfer | charge US$30.00 banking fee. |
 |
Paypal | charge 4.0% service fee. |
 |
Credit Card | charge 3.5% service fee. |
 |
Western Union | charge US.00 banking fee. |
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Money Gram | charge US$0.00 banking fee. |
Guarantees
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
Packing
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Step2 :Vacuum packaging
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All the products will packing in anti-staticbag. Ship with ESD antistatic protection.
Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.
We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.
After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.
Part points
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The ADM2491EBRWZ chip is a quad differential line driver and receiver designed for industrial applications. It provides a robust interface solution for long distance communication over twisted pair cables, supporting data rates up to 500 kbps. The chip offers built-in protection features, ensuring reliable signal transmission in harsh environments.
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Equivalent
Equivalent products of ADM2491EBRWZ chip include ADM1485EBRWZ, ADM2587EBRWZ, and ADM2582EBRWZ. -
Features
ADM2491EBRWZ is a 5 kV rms isolated RS-485 transceiver that provides robust signal isolation and ESD protection. It supports data rates up to 16 Mbps and includes a fail-safe feature, thermal shutdown protection, and receiver open-circuit fail-safe to maintain logic-high output for an open-circuit, failed receivers. -
Pinout
The ADM2491EBRWZ is a 16-pin integrated circuit. It is a isolated RS-485 transceiver that functions as a complete differential interface between a microcontroller and an RS-485 network. -
Manufacturer
Analog Devices Inc. is the manufacturer of the ADM2491EBRWZ. It is a semiconductor company that specializes in the design, manufacture, and marketing of analog and digital signal processing integrated circuits. -
Application Field
The ADM2491EBRWZ is an isolation transceiver designed for use in industrial applications such as process control, motor control, and smart grid systems. It provides robust galvanic isolation and communication between two different voltage domains, making it suitable for use in harsh and noisy environments. -
Package
The ADM2491EBRWZ chip is available in a surface mount package type, which is a wide body SOIC (Small Outline Integrated Circuit) package. The chip has 16 pins and its form is rectangular. The dimensions of the package are approximately 10.3mm x 7.5mm x 2.35mm.
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