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$5000ADI MAX491EESD
Fiber-Optic Compatible RS-485/422 Transceiver
Brands: Analog Devices, Inc
Mfr.Part #: MAX491EESD
Datasheet: MAX491EESD Datasheet (PDF)
Package/Case: SOIC-14
Product Type: Drivers, Receivers, Transceivers
RoHS Status:
Stock Condition: 2,982 pcs, New Original
Warranty: 1 Year Ovaga Warranty - Find Out More
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MAX491EESD General Description
The MAX491EESD is a versatile transceiver with RS-485/RS-422 interface type and a maximum data rate of 2.5Mbps. It is designed for industrial temperature range applications, with an operating temperature range of -40°C to +85°C. This transceiver features a single driver and receiver, making it suitable for use in various communication and control systems. With a low supply current of 300µA, it provides reliable performance while minimizing power consumption. The device is housed in a 14-pin SOIC package and is designed for surface-mount termination. With a supply voltage range of 4.75V to 5.25V, the MAX491EESD is capable of withstanding transient voltage levels of up to 15kV, providing robust protection in harsh industrial environments
Features
- Wide supply voltage range: 3.0V to 5.5V
- Low quiescent current: 375uA typical
- Low shutdown current: 1uA typical
- Data rate: Up to 25Mbps
- Half-duplex communication
- Thermal shutdown protection
Application
- Industrial control systems
- Building automation
- Security systems
- HVAC systems
- Process control systems
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Pbfree Code | No | Rohs Code | No |
| Part Life Cycle Code | Obsolete | Ihs Manufacturer | MAXIM INTEGRATED PRODUCTS INC |
| Part Package Code | SOIC | Package Description | 0.150 INCH, MS-012B, SOIC-14 |
| Pin Count | 14 | Reach Compliance Code | not_compliant |
| ECCN Code | 5A991.B.4 | HTS Code | 8542.39.00.01 |
| Additional Feature | 1 RECEIVER ACTIVE UNDER SHUTDOWN; TRISTATABLE RECEIVER | Differential Output | YES |
| Driver Number of Bits | 1 | High Level Input Current-Max | 0.000002 A |
| Input Characteristics | DIFFERENTIAL SCHMITT TRIGGER | Interface IC Type | LINE TRANSCEIVER |
| Interface Standard | EIA-422; EIA-485 | JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e0 | Length | 8.65 mm |
| Moisture Sensitivity Level | 1 | Number of Functions | 1 |
| Number of Terminals | 14 | Operating Temperature-Max | 85 °C |
| Operating Temperature-Min | -40 °C | Out Swing-Min | 1.5 V |
| Output Low Current-Max | 0.004 A | Output Polarity | COMPLEMENTARY |
| Package Body Material | PLASTIC/EPOXY | Package Code | SOP |
| Package Equivalence Code | SOP14,.25 | Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE | Peak Reflow Temperature (Cel) | 245 |
| Qualification Status | Not Qualified | Receive Delay-Max | 150 ns |
| Receiver Number of Bits | 1 | Seated Height-Max | 1.75 mm |
| Supply Current-Max | 0.5 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 | 60 ns |
| Width | 3.9 mm | Package | Tube |
| Product Status | Obsolete | Type | Transceiver |
| Protocol | RS422, RS485 | Number of Drivers/Receivers | 1/1 |
| Duplex | Full | Receiver Hysteresis | 70 mV |
| Data Rate | 2.5Mbps | Voltage - Supply | 4.75V ~ 5.25V |
| Operating Temperature | -40°C ~ 85°C | Mounting Type | Surface Mount |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | Supplier Device Package | 14-SOIC |
| Base Product Number | MAX491 |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
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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. |
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Credit Card | charge 3.5% service fee. |
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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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![Anti-static bag]( "Anti-static bag")
Step3 :Anti-static bag
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![Individual packaging]( "Individual packaging")
Step4 :Individual packaging
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Step5 :Packaging boxes
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Step6 :bar-code shipping tag
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.
Equivalent Parts
For the MAX491EESD component, you may consider these replacement and alternative parts:
Part Number
Brands
Package
Description
Part points
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The MAX491EESD is a precision, high-speed, dual-broadcast video buffer designed to drive multiple video loads simultaneously. It features a low impedance output stage, excellent gain flatness, and a wide bandwidth, making it ideal for driving VGA, SVGA, XGA, and high-definition video signals. Additionally, it includes a power-saving shutdown mode and operates from a single +5V supply.
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Equivalent
Equivalent products of MAX491EESD chip are TPS2812D, TC4421CPA, LTC4440EMS8E, SN65LVCP1416D, and MIC5015YM. These chips are also high-speed, slew-rate-limited, power MOSFET drivers designed for applications requiring high peak output current and fast switching times. -
Features
MAX491EESD is a dual SPST analog switch with low on-resistance (2.5Ω) and low leakage current (<1nA). It has a wide supply voltage range (±2V to ±11V), and operates from a single +2.7V to +16.5V power supply. It is available in a 14-pin NSOIC package and is specified over the -40°C to +85°C temperature range. -
Pinout
The MAX491EESD is a quad SPST analog switch with a pin count of 14. It includes four normally open (NO) switches. The switch positions are controlled by logic signals applied to the enable inputs. It has a digital control interface and can be used in various applications such as audio and communication switches. -
Manufacturer
The MAX491EESD is manufactured by Maxim Integrated, a leading American semiconductor company specializing in analog and mixed-signal integrated circuits. Maxim Integrated produces a wide range of products for various industries, including automotive, consumer electronics, and industrial applications. They are known for their high-performance, reliable, and innovative solutions. -
Application Field
The MAX491EESD is commonly used in industrial control systems, multi-drop RS-485 networks, building automation systems, and isolated RS-485 transceivers. It is also suitable for applications requiring ground loop protection, signal isolation, and improved noise immunity in harsh environments such as factory automation, process control, and motor control systems. -
Package
MAX491EESD is available in a SOIC package, with a surface mount form factor. The size of the chip is 16-pin and measures 5.3mm x 6.2mm.
Datasheet PDF
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