Overview
The ADM1486ARZ from Analog Devices Inc. is a differential line transceiver designed for high-speed bidirectional data communication on multipoint bus transmission lines. It complies with EIA Standards RS-485 and RS-422 and is recommended for PROFIBUS applications. The device operates from a single 5V power supply and features a differential line driver and a differential line receiver. It is fabricated using BiCMOS technology, combining low power CMOS with fast switching bipolar technology, and includes protection against ESD and latch-up. The ADM1486ARZ is suitable for industrial field equipment and other applications requiring reliable and high-speed data transmission.
Key Specifications
| Parameter | Value |
|---|---|
| Data Rate | 30 Mbps |
| Minimum Differential Output | 2.1 V with 54 Ω termination |
| Supply Current | 0.8 mA typical |
| Driver Propagation Delay | 11 ns typical |
| Receiver Propagation Delay | 12 ns typical |
| Skew Driver and Receiver | 0.5 ns typical |
| Operating Temperature | -40°C to +85°C |
| Package | 8-lead narrow body SOIC |
| Protection Features | Thermal shutdown, short-circuit protection, ESD protection |
Key Features
- Complies with EIA Standards RS-485 and RS-422
- Recommended for PROFIBUS applications
- High-speed data rate of up to 30 Mbps
- Low power consumption with 0.8 mA typical supply current
- Thermal shutdown and short-circuit protection to prevent excessive power dissipation
- High impedance outputs when drivers are disabled or power is off
- ESD protection for all inputs and outputs
- Minimal driver propagation delays and low skew to minimize EMI interference
Applications
The ADM1486ARZ is primarily used in industrial field equipment and other applications that require reliable and high-speed data transmission. It is suitable for:
- Industrial automation systems
- PROFIBUS networks
- Multipoint bus transmission lines
- High-speed data communication systems
Q & A
- What are the primary standards that the ADM1486ARZ complies with?
The ADM1486ARZ complies with EIA Standards RS-485 and RS-422.
- What is the maximum data rate supported by the ADM1486ARZ?
The ADM1486ARZ supports a data rate of up to 30 Mbps.
- What is the typical supply current of the ADM1486ARZ?
The typical supply current is 0.8 mA.
- What protection features does the ADM1486ARZ have?
The device features thermal shutdown, short-circuit protection, and ESD protection.
- What is the operating temperature range of the ADM1486ARZ?
The operating temperature range is -40°C to +85°C.
- In what package is the ADM1486ARZ available?
The device is available in an 8-lead narrow body SOIC package.
- Does the ADM1486ARZ have high impedance outputs when drivers are disabled or power is off?
- What is the minimum differential output of the ADM1486ARZ with 54 Ω termination?
The minimum differential output is 2.1 V with 54 Ω termination.
- What is the typical driver propagation delay of the ADM1486ARZ?
The typical driver propagation delay is 11 ns.
- What is the typical receiver propagation delay of the ADM1486ARZ?
The typical receiver propagation delay is 12 ns.
