Overview
The ADM483E, produced by Analog Devices Inc., is a 5 V, low power data transceiver designed for half-duplex communication on multipoint bus transmission lines. It is compliant with TIA/EIA Standards RS-485 and RS-422, making it suitable for balanced data transmission. The device features ±15 kV ESD protection, reduced slew rate for low EM interference, and a single 5 V ± 10% power supply. It is ideal for operation in electrically harsh environments and applications where cables may be frequently plugged and unplugged.
Key Specifications
| Specification | Value |
|---|---|
| Data Rate | 250 kbps |
| ESD Protection | ±15 kV |
| Supply Voltage | 5 V ± 10% |
| Bus Common-Mode Range | −7 V to +12 V |
| Number of Nodes on Bus | Up to 32 |
| Supply Current | 36 μA |
| Shutdown Current | 0.1 μA |
| Operating Temperature Range | −40°C to +85°C |
| Package Type | 8-Lead Standard Small Outline Package (SOIC_N) |
Key Features
- ±15 kV ESD protection
- Reduced slew rate for low EM interference
- Single 5 V ± 10% supply
- −7 V to +12 V bus common-mode range
- Up to 32 nodes on the bus
- Receiver open-circuit, fail-safe design
- Short-circuit protection and thermal shutdown
- Low current shutdown mode (0.1 μA)
- Differential line driver and receiver for balanced data transmission
Applications
- Low power RS-485 systems
- Electrically harsh environments
- EMI sensitive applications
- DTE-DCE interface
- Packet switching
- Local area networks
Q & A
- What is the data rate of the ADM483E?
The data rate of the ADM483E is 250 kbps. - What level of ESD protection does the ADM483E offer?
The ADM483E offers ±15 kV ESD protection. - What is the operating supply voltage for the ADM483E?
The operating supply voltage for the ADM483E is 5 V ± 10%. - How many nodes can be connected on the bus using the ADM483E?
Up to 32 nodes can be connected on the bus using the ADM483E. - What is the shutdown current of the ADM483E?
The shutdown current of the ADM483E is 0.1 μA. - What is the operating temperature range of the ADM483E?
The operating temperature range of the ADM483E is −40°C to +85°C. - What type of package is the ADM483E available in?
The ADM483E is available in an 8-Lead Standard Small Outline Package (SOIC_N). - Does the ADM483E have any special protection features?
Yes, the ADM483E has short-circuit protection and thermal shutdown features. - Is the ADM483E suitable for EMI sensitive applications?
Yes, the ADM483E is suitable for EMI sensitive applications due to its reduced slew rate. - What standards does the ADM483E comply with?
The ADM483E complies with TIA/EIA Standards RS-485 and RS-422.
