STM32L151ZDT6

STM32L151ZDT6 is a member of ST’s STM32L1 ultra‑low‑power family. It uses a 32‑bit ARM Cortex‑M3 core running up to 32 MHz and targets battery-powered or energy‑harvesting apps.
Key features:
- Up to 128 KB Flash and up to 16 KB RAM
- USB Full‑Speed device interface
- Segment LCD driver
- 12‑bit ADC and other analog peripherals
- Timers, RTC, USART/SPI/I2C
- Analog comparators and various power modes (Run, Sleep, Stop, Standby with RTC)
Package/variants: ZDT6 is the device/package code; check the datasheet for exact pinout and I/O.
Development: supported by STM32CubeMX/CubeIDE with HAL/LL libraries; debug with ST‑Link.
Typical uses: wearables, sensors, portable instrumentation, and other low‑power IoT/embedded applications.
Note: exact memory size, peripherals, and pin count vary by variant; consult the datasheet for precise specifications.

Key features of STM32L151ZDT6 (STM32L1 series):
- Core: ARM Cortex‑M3, 32‑bit, up to 32 MHz operation.
- Memory: Up to 128 KB Flash, up to ~20 KB RAM.
- Power: Ultra‑low‑power MCU with Stop/Standby modes, RTC, VBAT domain, wide voltage range (1.65–3.6 V), -40 to 85°C industrial temp.
- USB: USB 2.0 Full‑Speed device.
- LCD: Built‑in LCD driver for display interfacing.
- Analog: 12‑bit ADC (multi‑channel).
- Timers: Multiple 16‑bit timers (including an advanced TIM1), PWM capabilities.
- Communication: I2C, SPI, USART/UART (and often LPUART); DMA controller for peripherals.
- Peripherals: CRC engine, watchdog, real‑time clock, general purpose IOs.
- Package: LQFP‑144 (ZDT6) option.
This makes it suitable for ultra‑low‑power embedded applications with moderate memory, USB connectivity, LCD driving, and multiple serial interfaces.

- Pin count: 64 pins (LQFP-64 package).
- Function: 32-bit ARM Cortex‑M3 microcontroller from ST's STM32L1 family (low‑power MCU for embedded control, with integrated Flash/RAM and peripherals).

- Manufacturer: STMicroelectronics (ST).
- What kind of company: A global multinational electronics and semiconductor company (headquartered in Geneva, Switzerland) that designs and manufactures microcontrollers (including the STM32 family), MEMS sensors, power management ICs, and other semiconductor products, sold worldwide.

- Wearables and portable medical/fitness devices (very low power, accurate ADC/RTC)
- Battery-powered instrumentation and data loggers
- Smart meters, energy management and home-automation sensors
- Handheld/industrial meters with built-in LCD display
- USB-connected peripherals (device mode)
- Secure embedded applications needing hardware crypto (AES/RNG)
- Environmental and industrial sensors requiring long sleep intervals and wake-up efficiency
STM32L151ZDT6 is a low-power MCU suitable for battery-powered, display-rich and security-conscious IoT/embedded applications.

STM32L151ZDT6 comes in a 64‑pin LQFP package (LQFP-64, about 14×14 mm).