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LIMCHIP CO., LIMITED
Professional Electronic Components Distributor · HK · SZ · SG · Original Stock · Global Shipping
STPM32TR
Brand: STMicroelectronics
STPM32TR is an ST STPM32 energy metering ASSP with 4 independent 24-bit ADCs, 4 MHz oversampling and Class 0.2 accuracy in a 4×4 mm QFN-24 for smart-meter applications. LimChip stocks this part; confirm date code and reel condition by RFQ.
Stock & Date Code
| Brand | Part Number | Qty | D/C | Note |
|---|---|---|---|---|
| ST | STPM32TR | 10,000 | 25+ | STMicroelectronics STPM32TR ASSP for metering, 4× 24-bit ΣΔ ADCs, 4 MHz OSF, QFN-24; confirm date code, lot and packing condition by RFQ. |
Listed stock and date code are subject to final RFQ confirmation.
Technical Specifications
| Parameter | Value / Specification |
|---|---|
| Resolution | 24-bit (4 independent 2nd-order sigma-delta ADCs) |
| Sample / Conversion Rate | 4 MHz oversampling frequency (OSF) |
| Channels | 4 ADC channels (up to 2 voltage + 2 current, or 3 current + 1 voltage) |
| Measurement Capability | Instantaneous voltage/current waveforms, VRMS, IRMS, active/reactive/apparent power and energy |
| Accuracy | Class 0.2 (active energy), Class 0.5 (reactive energy) per IEC 62053-2 × |
| Interface | SPI / UART (selectable), programmable pulse outputs |
| Supply Voltage | 2.95 V to 3.65 V (analog), 2.5 V to 3.6 V (digital I/O) |
| Built-in PGA | Programmable gain amplifier (PGA) with up to 32× gain |
| Operating Temperature | -40 °C to +85 °C |
| Package / Case | 24-QFN (4 × 4 mm, 0.5 mm pitch, osed pad) |
| Package / Orderable Variant | 24-QFN (4 × 4 mm, 0.5 mm pitch, osed pad); exact suffix STPM32TR |
Key Features & Applications
- ASSP for poly-phase energy metering with 4 independent 24-bit sigma-delta ADCs and 4 MHz oversampling for high dynamic range
- Class 0.2 active energy accuracy per IEC 62053-22, enabling precision revenue-grade electricity metering
- On-chip DSP computes VRMS, IRMS, active/reactive/apparent power and per-phase and total accumulated energy in real time
- Programmable gain amplifier (1×–32×) with embedded temperature compensation and phase correction for CT/ Rogowski coil sensors
- SPI or UART host interface with programmable energy-to-frequency pulse outputs for calibration and AMI integration
- 4 × 4 mm QFN-24 with exposed pad, supporting compact single-phase and poly-phase meter PCB layouts
Need Price & Availability for STPM32TR?
LimChip can confirm current price, date code, packing condition, lot traceability and shipment schedule for STPM32TR.
Listed stock is subject to final RFQ confirmation.
For faster RFQ confirmation, please include:
- Required quantity
- Target date code
- Package / case requirement
- Delivery country
- Company name and contact person
- Target price if available
Prefer email? Send this RFQ via email instead.
Quality, Shipping & Payment
Commercial and shipment details for STPM32TR are confirmed with the formal quotation.
Shipping
LimChip supports worldwide delivery through established logistics providers. Carrier, lead time, tracking and buyer-appointed freight-forwarder requirements are confirmed by our sales team.
Payment
Payment method, currency and trade terms are confirmed in the formal quotation or proforma invoice. Contact our sales team for the options available for your order.
Frequently Asked Questions
Is STPM32TR available from LimChip?
LimChip can confirm current availability, price, quantity, date code and lead time for STPM32TR by RFQ.
What should buyers check before ordering STPM32TR?
Buyers should check exact suffix, package, electrical characteristics and current stock for STPM32TR, together with live stock and traceable supply.
How do I request a quote for STPM32TR?
Use the RFQ button and include required quantity, target date code, package/case requirement, delivery country, company name and contact details.