
Analog Devices Inc. ADM306x Interface RS-485 Transceivers
Analog Devices Inc. ADM306x Interface RS-485 Transceivers are 3.0V to 5.5V, IEC electrostatic discharge (ESD) protected RS-485 transceivers. This allows the devices to withstand ±12kV contact discharges on the transceiver bus pins without latch-up or damage. The ADM306x features a VIO logic supply pin that allows a flexible digital interface that operates as low as 1.62V. The ADM3065E/ADM3066E/ADM3067E/ADM3068E are suitable for high speed, 50Mbps, bi-directional data communication on multipoint bus transmission lines. The ADM3061E/ADM3062E/ADM3063E/ADM3064E feature a 1/4 unit load input impedance that allows up to 128 transceivers on a bus. The ADM3061E/ADM3062E/ADM3063E/ADM3064E models offer the same features as the ADM3065E/ADM3066E/ADM3067E/ADM3068E models at a low 500kbps data rate that is suitable for operation over long cable runs.
Analog Devices Inc. ADM3061E/ADM3062E/ADM3065E/ADM3066E are half-duplex RS-485 transceivers, fully compliant to the PROFIBUS® standard with increased 2.1V bus differential voltage at VCC ≥ 4.5V. The ADM3063E/ADM3064E/ADM3067E/ADM3068E are full-duplex RS-485 transceiver options. The RS-485 transceivers are available in several space-saving packages. These packages include the 10-lead, 3mm × 3mm lead-frame chip-scale package (LFCSP), the 8-lead or 10-lead, 3mm x 3mm mini small outline package (MSOP), and the 8-lead or 14-lead, narrow-body standard small-outline packages (SOIC_N). Models with operating temperature ranges of −40°C to +125°C and −40°C to +85°C are available.
Features
- TIA/EIA RS-485 compliant over a full supply range
- 3.0V to 5.5V operating voltage range on VCC
- 1.62V to 5.5V VIO logic supply option available
- ESD protection on the bus pins
- IEC 61000-4-2 ≥ ±12kV contact discharge
- IEC 61000-4-2 ≥ ±12kV air discharge
- HBM ≥ ±30 kV
- Full hot-swap support (glitch-free power-up/power-down)
- High-speed 50Mbps data rate (ADM3065E/ADM3066E/ADM3067E/ADM3068E)
- Low-speed 500kbps data rate for long cables (ADM3061E/ADM3062E/ADM3063E/ADM3064E)
- Full receiver short-circuit, open circuit, and bus idle fail-safe
- Extended temperature range up to +125°C
- PROFIBUS compliant at VCC ≥ 4.5V
- Half-duplex and full-duplex models available
- Allows connection of up to 128 transceivers onto the bus
- Space-saving package options
- 10-lead, 3mm × 3mm LFCSP
- 8-lead and 10-lead, 3mm×3mm MSOP
- 8-lead and 14-lead, narrow-body SOIC
Applications
- Industrial field buses
- Process control
- Building automation
- Profibus networks
- Motor control servo drives and encoders
Additional Resources
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