Specifications
| Part Number | STM32L021D4P6 |
| Manufacturer | STMicroelectronics |
| Description | IC MCU 32BIT 16KB FLASH 14TSSOP |
| Voltage – Supply (Vcc/Vdd) | 1.65 V ~ 3.6 V |
| Supplier Device Package | 14-TSSOP |
| Speed | 32MHz |
| Series | STM32 L0 |
| RAM Size | 2K x 8 |
| Program Memory Type | FLASH |
| Program Memory Size | 16KB (16K x 8) |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Packaging | Tray |
| Package / Case | 14-TSSOP (0.173″, 4.40mm Width) |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Number of I/O | 11 |
| EEPROM Size | 512 x 8 |
| Data Converters | A/D 4x12b |
| Core Size | 32-Bit |
| Core Processor | ARM® Cortex®-M0+ |
| Connectivity | I²C, IrDA, SPI, UART/USART |
