AMC3336 High-Precision, ±1-V Input, Reinforced Isolated Delta-Sigma Modulator With Integrated DC/DC Converter

1 Features

3.3-V or 5-V single supply with integrated DC/DC converter
±1-V input voltage range optimized for voltage measurements
Input resistance: 1 GΩ (typ)
Low DC errors:
- Offset error: ±0.3 mV (max)
- Offset drift: ±4 µV/°C (max)
- Gain error: ±0.2% (max)
- Gain drift: ±40 ppm/°C (max)
High CMTI: 90 kV/µs (min)
System-level diagnostic features
Low EMI: Meets CISPR-11 and CISPR-25 standards
Safety-related certifications:
- 6000-V_PEAK reinforced isolation per DIN VDE V 0884-11
- 4250-V_RMS isolation for 1 minute per UL1577
Fully specified over the extended industrial temperature range: –40°C to +125°C