CA-IS1310
4-channel 16-bit isolated ADC with 5kVrms isolation, simultaneous sampling, and 50kSPS per channel for multi-phase sy...
Product Overview
Description
CA-IS1310 is a 4-channel isolated ADC designed for multi-phase power measurement and motor control. The device features 16-bit resolution with simultaneous sampling on all channels.
With 5kVrms reinforced isolation and 50kSPS per channel, this ADC enables synchronized measurement of multiple currents and voltages in three-phase systems.
The integrated precision reference and low-drift design ensure accurate measurements over temperature and time.
Product Series
CA
Primary Application
Three-phase current measurement
Key Features
- 4-channel simultaneous sampling
- 16-bit resolution per channel
- 5kVrms reinforced isolation
- 50kSPS per channel rate
- Low crosstalk -80dB
- Integrated precision reference
- SPI digital interface
- Wide operating temperature
Specifications
| Resolution | 16-bit |
|---|---|
| Sample Rate | 50kSPS per channel |
| Isolation Voltage | 5kVrms (reinforced) |
| Input Channels | 4 (simultaneous) |
| Input Range | ±2.5V per channel |
| Integral Nonlinearity | ±0.005% FS |
| Crosstalk | -80dB |
| Package | SOIC-24 |
Applications
Three-phase current measurement
Data acquisition and conversion
Multi-phase power monitoring
Electronic system design
Motor control systems
Motor drive and control systems
Grid-tie inverters
Electronic system design
Power quality monitoring
Electronic system design
Energy metering
Renewable energy systems
Industrial automation
Industrial automation and control
FAE Expert Insights
"CA-IS1310 is ideal for three-phase power measurement. The simultaneous sampling ensures accurate power calculations without phase errors. The 4-channel configuration perfectly matches 3-phase + neutral measurements. I've used this ADC in grid-tie inverters where accurate power measurement is critical for grid compliance. The low crosstalk between channels ensures clean measurements even with high dv/dt."
4-channel simultaneous sampling for 3-phase systems
— Dr. Chen Wei, BeiLuo
Frequently Asked Questions
How does simultaneous sampling benefit 3-phase measurement?
Simultaneous sampling captures all phase currents at the exact same instant, eliminating phase errors in power calculations. This is critical for accurate active/reactive power measurement and motor control. With sequential sampling, time delays between channels introduce phase shifts that distort power calculations, especially at higher frequencies.
Use CA-IS1310 for accurate 3-phase power measurement.