Product Overview
CIU32L030F8P7TR is a cost-effective ultra-low power secure 32-bit microcontroller developed by Huada Electronics, built on ARM Cortex-M0+ core. Optimized for battery-powered embedded devices, it balances long standby life, hardware data security, abundant peripherals and competitive cost, widely used in smart metering, security sensors and consumer electronics, perfect alternative to imported low-power MCUs.
Core Key Features
- Main Controller & Memory
- ARM Cortex-M0+ 32-bit CPU, max 48MHz operating frequency, single-cycle multiplication instruction supported
- 64KB Flash (100,000 erase/write cycles) + 6KB SRAM, 3-level flash program encryption protection
- Support ISP / ICP / IAP online program upgrading
- Industry-leading Ultra Low Power Consumption
- Stop mode sleep current: 0.7μA; Stop+RTC mode: only 1.2μA (CPU & SRAM retained)
- Active running power: 50μA/MHz @ 48MHz, greatly extend battery service life
- LPUART supports wake-up under sleep mode, low-speed communication without frequent MCU startup
- Rich Built-in Peripherals
- 12-bit high-precision ADC (1Msps sampling rate) + 2 low-power voltage comparators
- 2×SPI (max 24Mbps), 2×UART, I2C, LPUART multi communication interfaces
- 3-channel DMA, advanced PWM timer for small motor drive
- Built-in temperature sensor, independent watchdog, PVD power voltage detection module
- Wide Working Condition & High Stability
- Operating voltage: 1.8V ~ 5.5V, compatible with 3.3V & 5V embedded systems
- Operating temperature: -40℃ ~ +105℃, industrial grade wide temperature range
- Excellent power-on/power-down robustness, prevent program runaway under unstable power supply
Package Spec
Model: CIU32L030F8P7TR Package: TSSOP-20 Tape & reel packing, surface mount SMD
Typical Application Scenarios
✅ Smart water meter / gas meter / electricity meter ✅ Smoke detectors, fire & security sensors ✅ Battery-powered smart home gadgets, thermostat ✅ Portable power banks, wearable small electronics ✅ Industrial small control modules, valve controllers
Our Advantages For Buyers
- Original genuine Huada Electronics chips, stable mass production supply
- Bulk wholesale discount available, free samples for testing
- Complete datasheet & technical support, FAE engineering consultation
- Fast global shipping, flexible order quantity for overseas electronic manufacturers
