Smart Metering Solution
Automotive Application
Description
Comprehensive smart metering solution featuring HDSC ultra-low power MCUs for electricity, water, and gas meters with wireless connectivity.
Core Advantages
AEC-Q100 Grade 1 certified for automotive use
Lock-step CPU for ASIL-B safety applications
Enhanced EMC for automotive environments
15-year supply guarantee for long-term production
Full PPAP documentation support
Recommended Bill of Materials (BOM)
| Item | Part Number | Description | Quantity | Datasheet |
|---|---|---|---|---|
| 1 | HC32A460PETB | Automotive MCU | 1 | 📄 Download |
| 2 | TJA1051 | CAN transceiver | 2 | 📄 Download |
| 3 | TJA1021 | LIN transceiver | 1 | 📄 Download |
Applications
Electricity meters
Water meters
Gas meters
Heat meters
Smart grid systems
Technical Specifications
qualification
AEC-Q100 Grade 1
temperature
-40°C to +125°C
safety
ASIL-B capable
networks
CAN-FD x2, LIN x2
memory Protection
ECC on Flash and RAM
supply
3.3V/5V IO tolerant
Customer Success Stories
Smart Meter Manufacturer
Utility |
Challenge
Needed ultra-low power MCU for 10-year battery life in smart electricity meters.
Solution
Implemented HC32L196 with 0.9uA standby and integrated LCD driver.
Results
- 10+ year battery life achieved
- 99.9% measurement accuracy
- Passed IEC 62052-11 certification
FAE Expert Insights
L
Li Ming
FAE - Metering Solutions
12 years
Professional Insights
Smart metering requires careful power management. The HC32L series provides the ultra-low power needed for battery-operated meters while maintaining measurement accuracy.
Key Takeaways
- Ultra-low power essential for battery meters
- Integrated LCD driver reduces BOM cost
- Precision ADC ensures accurate measurement
- Tamper detection improves security