Overview
The STM32F101RET6 is a microcontroller from STMicroelectronics, part of the STM32F101xx high-density access line family. It features the high-performance ARM® 32-bit Cortex®-M3 CPU, operating at a maximum frequency of 36 MHz with a performance of 1.25 DMIPS/MHz (Dhrystone 2.1). This microcontroller is equipped with high-speed embedded memories, including up to 512 Kbytes of Flash memory and up to 48 Kbytes of SRAM. It also includes an extensive range of enhanced I/Os and peripherals connected to two APB buses.
The device operates in a temperature range of –40 to +85 °C and supports a power supply range of 2.0 to 3.6 V. It includes various power-saving modes, making it suitable for low-power applications.
Key Specifications
| Specification | Details |
|---|---|
| Core | ARM® 32-bit Cortex®-M3 CPU |
| Maximum Frequency | 36 MHz |
| Performance | 1.25 DMIPS/MHz (Dhrystone 2.1) |
| Flash Memory | 256 to 512 Kbytes |
| SRAM | Up to 48 Kbytes |
| ADC | 1 x 12-bit, 1 μs A/D converters (up to 16 channels) |
| DAC | 2 × 12-bit D/A converters |
| Timers | Up to four 16-bit timers, two watchdog timers, and a SysTick timer |
| Communication Interfaces | Up to 2 x I2C, 3 x SPI, and 5 x USART |
| I/O Ports | Up to 112 fast I/O ports, 51/80/112 I/Os |
| Power Supply | 2.0 to 3.6 V |
| Operating Temperature | –40 to +85 °C |
| Package | LQFP 64 10x10x1.4 mm |
Key Features
- Single-cycle multiplication and hardware division
- Flexible static memory controller supporting various memory types (Compact Flash, SRAM, PSRAM, NOR, and NAND)
- LCD parallel interface with 8080/6800 modes
- Clock, reset, and supply management with POR, PDR, and programmable voltage detector (PVD)
- Internal oscillators (8 MHz factory-trimmed RC, 40 kHz RC with calibration, and 32 kHz oscillator for RTC)
- Low power modes: Sleep, Stop, and Standby
- VBAT supply for RTC and backup registers
- 12-channel DMA controller supporting various peripherals
- Serial wire debug (SWD) and JTAG interfaces, Cortex-M3 Embedded Trace Macrocell™
- CRC calculation unit and 96-bit unique ID
Applications
The STM32F101RET6 is suitable for a wide range of applications, including:
- Medical and handheld equipment
- PC peripherals and gaming
- GPS platforms
- Industrial applications, PLC, printers, scanners
- Alarm systems and video intercom
Q & A
- What is the core of the STM32F101RET6 microcontroller?
The core is the ARM® 32-bit Cortex®-M3 CPU.
- What is the maximum operating frequency of the STM32F101RET6?
The maximum operating frequency is 36 MHz.
- How much Flash memory does the STM32F101RET6 have?
The STM32F101RET6 has 256 to 512 Kbytes of Flash memory.
- What types of communication interfaces are available on the STM32F101RET6?
The device supports up to 2 x I2C, 3 x SPI, and 5 x USART interfaces.
- What is the operating temperature range of the STM32F101RET6?
The operating temperature range is –40 to +85 °C.
- Does the STM32F101RET6 support low power modes?
- What is the package type of the STM32F101RET6?
The package type is LQFP 64 10x10x1.4 mm.
- Does the STM32F101RET6 have a built-in temperature sensor?
- How many I/O ports does the STM32F101RET6 have?
The device has up to 112 fast I/O ports.
- What debug interfaces are available on the STM32F101RET6?
The device supports Serial wire debug (SWD) and JTAG interfaces, along with the Cortex-M3 Embedded Trace Macrocell™.
