Overview
The ADM1485AR-REEL7 is a high-speed, low-power differential line transceiver produced by Analog Devices Inc. This component is designed for bidirectional data communication on multipoint bus transmission lines and complies with both RS-485 and RS-422 EIA standards. It operates from a single 5 V power supply and features a thermal shutdown circuit to prevent excessive power dissipation during fault conditions. The ADM1485AR-REEL7 is suitable for various applications requiring high-speed and reliable data transmission.
Key Specifications
| Attribute | Attribute Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Voltage - Supply | 4.75V ~ 5.25V |
| Type | Transceiver |
| Supplier Device Package | 8-SOIC (0.154", 3.90mm Width) |
| Protocol | RS485 |
| Number of Drivers/Receivers | 1/1 |
| Mounting Type | Surface Mount |
| Base Product Number | ADM1485 |
| Data Rate | 30 Mbps |
| Common-Mode Range | -7 V to +12 V |
| Driver Propagation Delay | 10 ns |
| Receiver Propagation Delay | 15 ns |
Key Features
- Complies with EIA RS-485 and RS-422 standards
- High-speed data transmission up to 30 Mbps
- Single 5 V power supply
- Thermal shutdown protection and short-circuit protection
- High-Z outputs when power is off
- Differential line driver and receiver, both independently enableable
- Low power consumption and high precision data transmission
- Receiver hysteresis for improved sensitivity and accuracy of data reception
Applications
- Communication networks: optical fiber, wireless, and satellite communication for high-speed, stable data transmission
- Automotive electronics: vehicle entertainment systems, navigation systems, and intelligent driving assistance systems
- Industrial Internet of Things (IoT): smart home, smart agriculture, and smart logistics to enhance equipment interconnection
- Consumer electronics: smartphones, tablets, and wearable devices for data transmission and charging
- Low power RS-485 systems, DTE-DCE interfaces, packet switching, local area networks, data concentration, and data multiplexers
Q & A
- What is the primary function of the ADM1485AR-REEL7?
The ADM1485AR-REEL7 is a differential line transceiver designed for high-speed bidirectional data communication on multipoint bus transmission lines.
- What are the supported protocols by the ADM1485AR-REEL7?
The ADM1485AR-REEL7 supports both RS-485 and RS-422 EIA standards.
- What is the operating voltage range of the ADM1485AR-REEL7?
The operating voltage range is 4.75V to 5.25V.
- What is the data transmission speed of the ADM1485AR-REEL7?
The data transmission speed can reach up to 30 Mbps.
- What type of package does the ADM1485AR-REEL7 use?
The ADM1485AR-REEL7 uses an 8-SOIC (0.154", 3.90mm Width) package.
- What mounting type is used for the ADM1485AR-REEL7?
The mounting type is Surface Mount.
- Does the ADM1485AR-REEL7 have thermal protection?
Yes, it features thermal shutdown protection to prevent excessive power dissipation during fault conditions.
- What are some common applications of the ADM1485AR-REEL7?
Common applications include communication networks, automotive electronics, Industrial IoT, and consumer electronics.
- How many drivers and receivers does the ADM1485AR-REEL7 have?
The ADM1485AR-REEL7 has 1 driver and 1 receiver.
- What is the common-mode range of the ADM1485AR-REEL7?
The common-mode range is -7 V to +12 V.
