NXP Semiconductors MKL03Z32VFK4 Microcontrollers
Kinetis KL03: 48MHz Cortex-M0+ Ultra-Low Power MCU, 32KB Flash, 2KB SRAM, 24-QFN

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
MKL03Z32VFK4
Detailed Description
Advanced NXP MKL03Z32VFK4 Microcontrollers for precision electronics.
Package
QFN
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
MKL03Z32VFK4 Datasheet
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Technical Specifications
NXP Semiconductors MKL03Z32VFK4 Microcontrollers technical specifications.
General
Interface
I2C, SPI
Memory Size
32 kB
RAM Size
2 kB
Data Bus Width
32 b
RoHS
Compliant
Number of Pins
24
Mounting Type
Surface Mount
Operating Temperature
-40 °C ~ 105 °C
Supply Voltage
3.3 V
Lifecycle Status
Production
Related Parts Comparison (MKL03Z32VFK4 vs MKL03Z16VFK4R vs MKL16Z128VFT4R vs MKL27Z32VDA4)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40 °C ~ 105 °C | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) |
| Supply Voltage | 3.3 V | 1.71V ~ 3.6V | 1.71V ~ 3.6V | 1.71V ~ 3.6V |
| RAM Size | 2 kB | 2K x 8 | 16K x 8 | 8K x 8 |
| RoHS | Compliant | Yes | Yes | Yes |
| Lifecycle Status | Production | Active | Active | Active |
| Oscillator Type | Internal | Internal | Internal | Internal |
| Package | QFN | 24-VFQFN | 48-VFQFN | XFBGA-36 |
| Peripherals | Brown-out Detect/Reset, LVD, POR, PWM, WDT | Brown-out Detect/Reset, LVD, POR, PWM, WDT | Brown-out Detect/Reset, DMA, I²S, LVD, POR, PWM, WDT | DMA, I²S, PWM, WDT |
| Series | -- | Kinetis KL03 | Kinetis KL1 | Kinetis KL2 |
| Package / Case | -- | 24-VFQFN Exposed Pad | 48-VFQFN Exposed Pad | 36-XFBGA |
| Core Processor | -- | ARM® Cortex®-M0+ | ARM® Cortex®-M0+ | ARM® Cortex®-M0+ |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
This part is listed as a cross for
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27WLCSP 105C TEMP, GREEN,1.6-3.6
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IC MCU 32BIT 32KB FLASH 48TQFP
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