STPMS2
STPMS2 is second-order sigma-delta modulator manufactured by STMicroelectronics.
Smart sensor II dual-channel 1-bit, 4 MHz, second-order sigmadelta modulator with embedded PGLNA
- production data
Features
- VCC supply range 3.2 V to 5.5 V
- Two second-order sigma-delta (ΣΔ) modulators
- Programmable chopper-stabilized low noise and low offset amplifier
- Supports 50-60 Hz, EN 50470-1, EN 50470-
3, IEC 62053-21, IEC 62053-22 and IEC 62053- 23 standard specs for class 1, class 0.5 and class 0.2 AC watt meters
- STPMS2L-PUR: less than 0.5% error over 1:5000 range
- Precision voltage reference: 1.23 V with programmable TC
- Internal low drop regulator @ 3 V (typ.)
Applications
- Power metering
- Motor control
- Industrial process control
- Weight scales
-...
