ISO7421 Overview
The ISO7420, ISO7420M and ISO7421 provide galvanic isolation up to 2500 VRMS for 1 minute per UL. These digital isolators have two isolated channels. Each isolation channel has a logic input and output buffer separated by a silicon dioxide (SiO2) insulation barrier.
ISO7421 Key Features
- 1 Highest Signaling Rate: 1 Mbps
- Low Power Consumption, Typical ICC per Channel
- ISO7420: 1.1 mA, ISO7421: 1.5 mA
- Low Propagation Delay
- 9 ns Typical
- Low Skew
- 300 ps Typical
- Wide TA Range: -40°C to 125°C (M-Grade)
- 50-kV/μs Transient Immunity, Typical
- Over 25-Year Isolation Integrity at Rated Voltage
ISO7421 Applications
- Optocoupler Replacement in