Description
MAG-BUS is a BiSS (bidirectional/serial/synchronous) interface communication ASIC that implements the BiSS interface slave protocol. The device has three integrated RS-485 transceivers, an on-chip clock reference, and an SPI master.

Radiation hardness

• TID tolerance: >1 MGy
• SEL: >100 MeV∙cm²/mg
• SET/SEU: >60 MeV∙cm²/mg

Key technical specifications

• Core supply: 1.2 V
• I/O supply: 3.3 V
• Data rate: 2 Mbit/s @ 150 m cable
• Common mode input range: -7 V to 7 V
• Bus termination resistor: 120 Ω
• Input sensitivity: ±200 mV
• Propagation delay: 50 ns

Applications

• Fieldbus communication
• Industrial automation
• Process control
• Robotic control