CIU32L051R8T6TY | HED Ultra Low Power Secure MCU Cortex-M0+ 48MHz 64KB Flash 16KB SRAM LQFP64 Microcontroller Chip

Product Introduction

CIU32L051R8T6TY is a high-performance ultra-low-power secure 32-bit microcontroller launched by Huada Electronics (HED), built on ARM Cortex-M0+ core with maximum 48MHz operating frequency. Integrated segment LCD driver, hardware AES encryption, true random number generator and abundant peripherals, specially optimized for smart metering, infrared remote control, battery-powered portable electronics. It is a cost-effective domestic alternative to imported STM32L series low-power MCUs, stable for mass production shipment worldwide.

Core Specifications

1. Core & Memory

• CPU: ARM Cortex-M0+ 32-bit, 48MHz Max Frequency, single-cycle multiplication supported
• Flash: 64KB | SRAM: 16KB | 1KB OTP for storing keys & calibration parameters
• Debug Interface: SWD serial debug

2. Leading Ultra Low Power Consumption

• Stop mode (RAM retained): ~0.8μA
• VBAT+RTC standby mode: only 0.9μA
• Active running power: 60μA/MHz @ 48MHz, greatly extend battery service life
• LPUART works & wakes up MCU under sleep mode

3. Highlight Built-in Peripherals ✅ Integrated LCD Driver: Max 8COM × 40SEG, built-in charge pump, stable display even when battery voltage drops ✅ Communication Ports: 4×UART, 2×LPUART, 2×SPI, 1×I2C; IRTIM hardware timer for infrared remote control decoding ✅ Analog Modules: 12-bit 1Msps SAR ADC, 2 low-power voltage comparators, internal temperature sensor ✅ Timers: 9-channel timers, RTC calendar alarm, independent & window watchdog, 2-channel DMA ✅ Security Hardware: 128-bit AES coprocessor, TRNG true random number, 96-bit unique chip ID, anti-tamper function
4. Working Electrical Parameters

• Operating Voltage: 1.8V ~ 5.5V wide voltage range
• Temperature Range: -40℃ ~ +85℃ industrial grade
• GPIO: Up to 57 pins, 5V tolerant, anti-reverse connection, 20mA high drive capability
• Package:LQFP-64

Typical Application Fields

🔹 Smart water meter, gas meter, electricity meter 🔹 TV/air conditioner infrared remote controllers 🔹 Portable measuring instruments, blood glucose meters 🔹 Smoke detectors, home security sensors 🔹 Battery-powered thermostats, wearable small electronics 🔹 Low-power wireless IoT terminal modules

Our Supplier Advantages

1. 100% Original HED genuine chips, sufficient stock, long-term stable supply
2. Free engineering samples available for customer testing & verification
3. Complete datasheet, SDK software and professional FAE technical support
4. Flexible MOQ, bulk order discount for overseas electronic manufacturers
5. Global fast shipping, RoHS compliant industrial electronic components