NXP Kinetis KL0 series, ARM Cortex-M0+, 32-bit, 48 MHz, 32 KB Flash, 4 KB RAM, 14×12-bit ADC, 1×12-bit DAC, 41 I/O, I²C/SPI/UART, -40°C to 105°C, 1.71 V–3.6 V, 48-LQFP (7×7 mm), Tape & Reel.
| Parameter | Value |
|---|---|
| Series | Kinetis KL0 |
| Mounting | Surface Mount |
| Oscillator type | Internal |
| Program memory type | FLASH |
| Voltage - supply (Vcc (Vdd)) | 1.71V ~ 3.6V |
| Operating temperature | -40°C~105°C(TA) |
| Speed | 48MHz |
| Package | Tape & Reel (TR) |
| RAM size | 4K x 8 |
| Core size | 32-Bit Single-Core |
| Peripherals | Brown-out Detect/Reset, DMA, LVD, POR, PWM, WDT |
| Connectivity | I²C, SPI, UART/USART |
| Number of i (O) | 41 |
| Core processor | ARM® Cortex®-M0+ |
| Case | 48-LQFP |
| Data converters | A/D 14x12b; D/A 1x12b |
| Program memory size | 32KB (32K x 8) |
No last-time-buy window has been announced, and the part remains in NXP's standard production schedule.
The 14-channel 12-bit ADC and single 12-bit DAC cover the analog front-end for most sensor-conditioning and closed-loop control applications. DMA offloads peripheral data movement from the Cortex-M0+ core, keeping interrupt latency predictable.
The core runs at 48 MHz. That clock rate sets the ceiling for PWM update rates, ADC sampling intervals, and communication bit rates in control-loop applications.
The two parts are functionally identical — same 48 MHz Cortex-M0+, 32 KB Flash, 4 KB RAM, and peripheral set. The difference is the package: the VLF4 variant comes in a 48-LQFP (7×7 mm), while the VLC4 uses a 32-LQFP (7×7 mm) with fewer I/O pins brought out. If your board layout has room for the 48-pin footprint and you need all 41 I/O, the VLF4 is the correct choice.