company blog about Mingjiada Electronics Supply ST STM32F103ZET6 72MHz High-Performance ARM Cortex-M3 32-Bit Microcontroller MCU

Mingjiada Electronics Supply ST STM32F103ZET6 72MHz High-Performance ARM Cortex-M3 32-Bit Microcontroller MCU

Shenzhen Mingjiada Electronics Co., Ltd. — Long-term stock availability of ST’s mainstream microcontroller, the STM32F103ZET6. This chip is based on the ARM® Cortex®-M3 core, operates at a maximum frequency of 72 MHz, integrates 512 KB of Flash and 64 KB of SRAM, and is housed in a 144-pin LQFP package. As a high-capacity, high-performance representative of the STM32 F1 series, the STM32F103ZET6 is widely used in motor drives, industrial control, medical equipment, smart home systems and automotive electronics, thanks to its outstanding processing performance, extensive peripheral resources and excellent value for money.

I. Product Overview
The STM32F103ZET6 belongs to STMicroelectronics’ STM32 F1 series—the first product line within the STM32 platform and one of the world’s most popular ARM Cortex-M microcontrollers. As a high-capacity, enhanced variant within this series, the STM32F103ZET6 integrates a high-performance ARM Cortex-M3 32-bit RISC core operating at up to 72 MHz, high-speed embedded memory (512 KB Flash and 64 KB SRAM), and a wealth of enhanced I/O and peripherals connected to two APB buses.
The STM32F103ZET6 is housed in an LQFP-144 (20×20 mm) package, offers up to 112 I/O pins, operates at voltages ranging from 2.0 V to 3.6 V, and has an industrial-grade operating temperature range of –40 °C to +85 °C.

II. Detailed Specifications of the STM32F103ZET6
Product Series: STM32 F1 Series
Core Processor: ARM® Cortex®-M3 32-bit
Maximum Clock Frequency: 72 MHz
Programme Memory Capacity: 512 KB Flash
RAM Capacity: 64 KB
Number of I/O Pins: 112
ADC: 3×12-bit (21 channels)
DAC: 2×12-bit
Communication Interfaces: CAN, I²C, IrDA, LIN, SPI, UART/USART, USB
Timers: 8
Operating Voltage: 2.0 V to 3.6 V
Operating Temperature: -40 °C to +85 °C
Mounting Method: Surface-mount
Package Type: LQFP-144 (20 × 20 mm)

III. Key Product Features of the STM32F103ZET6
1. High-performance ARM Cortex-M3 core
32-bit ARM® Cortex®-M3 CPU, with a maximum frequency of 72 MHz
Performance of up to 1.25 DMIPS/MHz (Dhrystone 2.1) with zero-wait-state memory access
Supports single-cycle multiplication and hardware division instructions
2. Large memory capacity
512 KB Flash memory
64 KB SRAM
Flexible Static Memory Controller (FSMC) supporting CF cards, SRAM, PSRAM, NOR and NAND memory
Parallel LCD interface supporting 8080/6800 modes
3. Clocks, Reset and Power Management
2.0 V to 3.6 V application power supply and I/O
Power-on reset (POR), power-down reset (PDR) and programmable voltage detector (PVD)
4 to 16 MHz crystal oscillator
On-board factory-calibrated 8 MHz RC oscillator
On-board 40 kHz RC oscillator with calibration function and 32 kHz RTC oscillator
4. Extensive Peripherals and Communication Interfaces
3 × 12-bit ADCs (up to 21 channels), 1 μs conversion time, supporting triple sample-and-hold functionality
2 × 12-bit DACs
Up to 8 timers: 4 × general-purpose 16-bit timers, 2 × PWM timers (with dead-time generation and emergency stop functions), 1 × SysTick 24-bit down-counter, 2 × 16-bit basic timers
Communication interfaces: up to 2 I²C, 3 SPI, 2 I²S, 1 SDIO, 5 USART, 1 USB 2.0 full-speed interface, 1 CAN 2.0B
12-channel DMA controller
Serial Wire Debug (SWD) and JTAG interfaces, supporting the Cortex-M3 embedded trace macro
Temperature sensor
5. Low-power modes
Supports three low-power modes: sleep, stop and standby
VBAT supplies power to the RTC and backup registers

IV. Typical Application Areas
Thanks to its high performance, large memory capacity and extensive range of peripherals, the STM32F103ZET6 is widely suitable for the following applications:
Motor drive and control
Industrial automation
Medical and handheld devices
Consumer electronics and peripherals
Smart home and security
Automotive electronics
Embedded systems and the Internet of Things

V. Mingjiada Electronics’ Supply and Service Advantages
Mingjiada Electronics maintains a long-term stock of the STM32F103ZET6 and the full range of ST microcontrollers, including the STM32 F1, F2, F4, F7, L0, L1 and L4 series. Mingjiada Electronics’ inventory covers mainstream models and supports both small-batch samples and large-volume orders. Backed by an efficient logistics system, we ensure rapid product delivery.

Mingjiada Electronics provides a long-term, stable supply of the STM32F103ZET6 and the full range of ST MCUs. For further product details or to enquire about sample prices, please visit the Mingjiada Electronics website (https://www.integrated-ic.com/) for supply information.