ST STM32F3 series, ARM Cortex-M4 32-bit MCU, 72 MHz, 64 KB Flash, 16 KB RAM, 49-WLCSP, -40 to 85°C, 1.65 to 3.6 V supply.
| Parameter | Value |
|---|---|
| Series | STM32F3 |
| Mounting | Surface Mount |
| Oscillator type | Internal |
| Program memory type | FLASH |
| Voltage - supply (Vcc (Vdd)) | 1.65V ~ 3.6V |
| Operating temperature | -40°C ~ 85°C (TA) |
| Speed | 72MHz |
| Package | Tape & Reel (TR) |
| RAM size | 16K x 8 |
| Core size | 32-Bit Single-Core |
| Peripherals | DMA, I²S, POR, PWM, WDT |
| Connectivity | I²C, IrDA, LINbus, SPI, UART/USART |
| Number of i (O) | 19 |
| Core processor | ARM® Cortex®-M4 |
| Case | 49-UFBGA, WLCSP |
| Data converters | A/D 11x12b; D/A 1x12b |
| Program memory size | 64KB (64K x 8) |
The DMA engine and PWM timers offload the core for deterministic output generation. Data converters include eleven 12-bit ADC channels and one 12-bit DAC, covering analog input and output in a single chip.
The STM32F318C8Y6TR has an active product status. No last-time-buy notice or end-of-life announcement is on record for this base number.
The core runs at 72 MHz, which is the standard speed grade for this STM32F3 part. That clock rate, combined with the Cortex-M4 FPU, handles real-time control loops and signal processing without external accelerators.
It comes in a 49-ball WLCSP (wafer-level chip-scale package). The pads are under the die, so rework requires a hot-air station with a fine nozzle and a stencil for solder paste. Hand-soldering is not feasible; plan for a reflow cycle if you need to replace it.