ISO3082

ISO308x Isolated 5-V Full- and Half-Duplex RS-485 Transceivers
Features
1• Meets or Exceeds TIA/EIA RS-485 Requirements
• Signaling Rates up to 20 Mbps
• 1/8 Unit Load – Up to 256 Nodes on a Bus
• Thermal Shutdown Protection
• Low Bus Capacitance – 16 pF (Typical)
• 50 kV/μs Typical Transient Immunity
• Fail-safe Receiver for Bus Open, Short, Idle
• 3.3-V Inputs are 5-V Tolerant
• Bus-Pin ESD Protection
– 12-kV HBM Between Bus Pins and GND2
– 6-kV HBM Between Bus Pins and GND1
• Safety-Related Certifications:
– 4000-VPK Basic Insulation, 560 VPK VIORM per
DIN V VDE V 0884-10 (VDE V 0884-10):
2006-12 and DIN EN 61010-1
– 2500 VRMS Isolation per UL 1577
– 4000 VPK Isolation per CSA Component
Acceptance Notice 5A and IEC 60950-1 

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