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LT1785IS8#TRPBF
+Lista de MateriaisIC TRANSCEIVER HALF 1/1 8SOIC
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #LT1785IS8#TRPBF
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Ficha Técnica LT1785IS8#TRPBF DataSheet
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Pacote SOIC-8
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Transceiver |
| Protocol | RS422, RS485 |
| NumberofDrivers/Receivers | 1/1 |
| Duplex | Half |
| ReceiverHysteresis | 20 mV |
| DataRate | 250kbps |
| Voltage-Supply | 4.75V ~ 5.25V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Visão Geral
Description
Key features of the LT1785 include its ability to operate with a wide supply voltage range, typically from 4.75V to 5.25V, and its extended temperature range, which makes it suitable for harsh environments. The transceiver offers high noise immunity and robust fault protection, including ±60V fault tolerance and ESD protection, which ensures reliable operation in electrically noisy environments.
The "IS8" in the part number indicates an 8-pin SOIC (Small Outline Integrated Circuit) package, while "TRPBF" signifies it is RoHS-compliant and supplied in tape and reel format for automated assembly. These characteristics make the LT1785IS8#TRPBF a versatile choice for implementing reliable and efficient communication networks in various applications.
Equivalent
1. MAX485ESA - Maxim Integrated
2. SN75176BP- Texas Instruments
3. ADM485ARZ- Analog Devices
4. SP485EN-L/TR- MaxLinear
5. ISL8485IBZ - Renesas Electronics
These alternatives offer similar functionalities for RS485/RS422 communication applications. Always verify specifications to ensure compatibility with your application.
Features
1. Wide Supply Range: Operates from 4.75V to 5.25V, suitable for various systems.
2. Data Rate: Supports high-speed data rates up to 250kbps.
3. ESD Protection: Provides ±15kV ESD protection on the bus pins, ensuring reliability in harsh environments.
4. Low Power Consumption: Offers reduced power usage, with a low quiescent current.
5. Safety & Robustness: Features short-circuit current limiting and thermal shutdown to protect against overloads.
6. Fail-Safe Design: Ensures a known output state in the event of an idle bus or disconnected inputs.
7. Temperature Range: Designed to operate over an industrial temperature range from -40°C to 85°C.
8. Package: Available in an 8-pin SOIC package, allowing easy integration into various designs.
These features make the LT1785IS8#TRPBF suitable for industrial networks, building automation, and other applications requiring robust communication interfaces.
Pinout
1. RO (Pin 1): Receiver Output - Provides the received data.
2. RE\ (Pin 2): Receiver Output Enable - Active low to enable the receiver output.
3. DE (Pin 3): Driver Output Enable - Enables the driver outputs when high.
4. DI (Pin 4): Driver Input - Data input for the driver.
5. GND (Pin 5): Ground - Reference point for all the signals.
6. A (Pin 6): Non-inverting Driver Output / Receiver Input.
7. B (Pin 7): Inverting Driver Output / Receiver Input.
8. VCC (Pin 8): Supply Voltage - Powers the IC.
This transceiver is typically used for differential data transmission over long distances, providing robust communication in industrial environments.