ISO7421E Overview
ISO742x provide galvanic isolation up to 2500 VRMS for 1 minute per UL and 4242 VPK per VDE. These devices have two isolated channels. Each channel has a logic input and output buffer separated by a silicon dioxide (SiO2) insulation barrier.
ISO7421E Key Features
- 1 Signaling Rate > 50 Mbps
- Default Output 'High' and 'Low' Options
- Low Power Consumption: Typical ICC per Channel
- ISO7420: 1.4 mA at 1 Mbps, 2.5 mA at
- ISO7421: 1.8 mA at 1 Mbps, 2.8 mA at
- Low Propagation Delay: 7 ns Typical
- Low Pulse Skew: 200 ps Typical
- Wide TA Range Specified: -40°C to 125°C
- 50-KV/μs Transient Immunity, Typical
- Isolation Barrier Life: > 25 Years
ISO7421E Applications
- Opto-Coupler Replacement in