MKL04Z32VLF4 - 48MHz Cortex-M0+ 32KB Flash MCU | NXP | LQFP-48
MPN: MKL04Z32VLF4 ✓ فعالMKL04Z32VLF4 جائزہ
What is a Kinetis L microcontroller? The Kinetis L family is NXP's ultra-low-power ARM Cortex-M0+ MCU portfolio, positioned below the Cortex-M4-based Kinetis K series. It targets battery-powered and energy-harvesting products where every microamp of quiescent current matters. Within the L series, the KL0x sub-family is the smallest and lowest-cost entry, while KL1x/2x/4x add richer peripherals and higher memory. Architecturally, an ARM Cortex-M0+ core sits on an advanced bus matrix with low-power peripherals and a flexible low-leakage wake-up unit, making the Kinetis L a power management IC companion in any embedded system.
Key features include 32 KB program Flash, 4 KB SRAM, an 8-channel 12-bit SAR ADC, two analog comparators, a low-power hardware touch-sensing interface (TSI), up to 41 general-purpose I/O pins, and multiple serial peripherals including UART, SPI, and I2C. The device supports operating voltages from 1.71 V to 3.6 V and offers several low-power modes (Wait, Stop, VLPR, VLPS) that draw single-digit microamp currents, enabling years of battery life on coin-cell powered designs. The Cortex-M0+ core delivers 0.95 DMIPS/MHz with a two-stage pipeline and Thumb-2 instruction set compatibility.
Typical applications include wearable fitness bands, remote controls, wireless sensor node endpoints, electronic shelf labels, smart-meter peripherals, low-end Bluetooth/BLE beacons, and consumer toys. The wide memory map and Kinetis peripheral compatibility also make the KL04 suitable as a co-processor or I/O expander in larger designs. Industrial and home appliance sub-modules (HMI buttons, motor control via PWM) are additional use cases.
When designing with the MKL04Z32VLF4, ensure the decoupling network follows NXP's Kinetis L reference design: a 0.1 uF ceramic capacitor close to each VDD pin plus a bulk 4.7 uF capacitor. The LQFP-48 package has an exposed pad (pin 49/die pad) that must be soldered to the ground plane for thermal and electrical performance. The internal 1.2 V core regulator requires a 2.2 uF capacitor on VDCDC to operate correctly.
کے لیے ڈراپ اِن متبادل MKL04Z32VLF4 — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں MKL04Z32VLF4 (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Core Architecture, SRAM, Series, Flash Memory.
MKL05Z32VLF4
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →MKL04Z16VLF4
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →MKL04Z32VFK4
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →MKL04Z32VLF4 زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core | ARM Cortex-M0+ |
| Core Architecture | 32-bit ARM Thumb-2 |
| Maximum CPU Frequency | 48 MHz |
| Performance | 0.95 DMIPS/MHz |
| Program Flash | 32 KB |
| SRAM | 4 KB |
| Operating Voltage | 1.71 V to 3.6 V |
| ADC | 12-bit SAR, 8-channel |
| Analog Comparators | 2 |
| Touch-Sensing Interface (TSI) | Yes (hardware low-power) |
| GPIO | Up to 41 |
| Serial Peripherals | UART, SPI, I2C |
| Low-Power Modes | Wait, Stop, VLPR, VLPS |
| پیکیج | 48-LQFP (7x7 mm) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| RoHS اسٹیٹس | Compliant |
| آپریٹنگ درجہ حرارت | -40C to +105C |
| Sub-Family | Kinetis KL0x |
MKL04Z32VLF4 پن کنفیگریشن
| پن 1 | PTA0/TSI0_CH1 — GPIO PTA0 / TSI channel 1 |
| پن 2 | PTA1/TSI0_CH2 — GPIO PTA1 / TSI channel 2 |
| پن 3 | PTA2 — GPIO PTA2 |
| پن 4 | PTA3 — GPIO PTA3 |
| پن 5 | PTA4 — GPIO PTA4 |
| پن 6 | PTA5 — GPIO PTA5 |
| پن 7 | VDD — Supply voltage (1.71 V to 3.6 V) |
| پن 8 | VSS — Ground |
| پن 9 | PTA6 — GPIO PTA6 |
| پن 10 | PTA7 — GPIO PTA7 |
| پن 11 | PTB0 — GPIO PTB0 |
| پن 12 | PTB1 — GPIO PTB1 |
| پن 13 | PTB2 — GPIO PTB2 |
| پن 14 | PTB3 — GPIO PTB3 |
| پن 15 | PTB4 — GPIO PTB4 |
| پن 16 | PTB5 — GPIO PTB5 |
| پن 17 | PTC0 — GPIO PTC0 |
| پن 18 | PTC1 — GPIO PTC1 |
| پن 19 | PTC2 — GPIO PTC2 |
| پن 20 | PTC3 — GPIO PTC3 |
| پن 21 | PTC4 — GPIO PTC4 |
| پن 22 | PTC5 — GPIO PTC5 |
| پن 23 | PTC6 — GPIO PTC6 |
| پن 24 | PTC7 — GPIO PTC7 |
| پن 25 | PTD0 — GPIO PTD0 |
| پن 26 | PTD1 — GPIO PTD1 |
| پن 27 | PTD2 — GPIO PTD2 |
| پن 28 | PTD3 — GPIO PTD3 |
| پن 29 | PTD4 — GPIO PTD4 |
| پن 30 | PTD5 — GPIO PTD5 |
| پن 31 | PTD6 — GPIO PTD6 |
| پن 32 | PTD7 — GPIO PTD7 |
| پن 33 | PTE0 — GPIO PTE0 |
| پن 34 | PTE1 — GPIO PTE1 |
| پن 35 | VSS — Ground |
| پن 36 | VDD — Supply voltage (1.71 V to 3.6 V) |
| پن 37 | PTE16 — GPIO PTE16 |
| پن 38 | PTE17 — GPIO PTE17 |
| پن 39 | PTE18 — GPIO PTE18 |
| پن 40 | PTE19 — GPIO PTE19 |
| پن 41 | PTE20 — GPIO PTE20 |
| پن 42 | PTE21 — GPIO PTE21 |
| پن 43 | PTE22 — GPIO PTE22 |
| پن 44 | PTE23 — GPIO PTE23 |
| پن 45 | RESET_b — Active-low reset input |
| پن 46 | EXTAL — External clock/oscillator input |
| پن 47 | XTAL — External crystal oscillator output |
| پن 48 | VSS — Ground |
عام استعمالات
MKL04Z32VLF4 کے لیے موزوں ہے 6 ایپلیکیشنs: Wearable Fitness Bands, Remote Controls (IR/RF), Wireless Sensor Node Endpoints, Electronic Shelf Labels (ESL), Smart Meter Peripherals, Consumer Toys and Educational Devices.
Wearable Fitness Bands
The MKL04Z32VLF4's 48 MHz Cortex-M0+ core, 32 KB Flash, and 4 KB SRAM cover the BLE SoC companion MCU role in wearable fitness bands. Its hardware touch-sensing interface (TSI) eliminates the need for an external touch IC for capacitive buttons and swipe gestures on the wristband. Multiple low-power modes (Stop at single-digit uA, VLPS below 1 uA) let the band last months on a coin cell when the main SoC sleeps. The 41 GPIOs on LQFP-48 also drive an OLED display and a heart-rate sensor I2C bus.
تجویز کردہ
Remote Controls (IR/RF)
Low-cost IR and RF remote controls are a classic fit for the MKL04Z32VLF4. The Cortex-M0+ core handles key-scan matrix, IR carrier generation via PWM, and a simple RF transmitter protocol at 48 MHz with plenty of headroom. 32 KB Flash holds lookup tables for multiple device codes (TV, STB, audio), and the 1.71-3.6 V supply runs directly from two AAA cells. Stop-mode current below 1 uA extends battery life beyond a year of standby. The 41 GPIOs support full 7x7 key matrices without an external scan IC.
تجویز کردہ
Wireless Sensor Node Endpoints
In ZigBee, Thread, or sub-GHz wireless sensor networks the MKL04Z32VLF4 acts as the application MCU paired with a radio transceiver. The UART/SPI/I2C set connects to a typical sub-GHz radio or BLE SoC, while the 12-bit ADC reads battery voltage and analog sensor inputs. The internal low-leakage wake-up unit and Stop-mode current below 5 uA make 10-year battery life on a 2400 mAh lithium cell feasible for metering endpoints. Hardware TSI also supports tamper buttons on smart-meter peripherals.
تجویز کردہ
Electronic Shelf Labels (ESL)
Electronic shelf labels need a tiny, cheap MCU that sleeps most of the time and wakes on a wireless command. The MKL04Z32VLF4 in LQFP-48 fits ESL gateways and multi-cell ESL sub-controllers that drive a small display refresh circuit. Wide 1.71-3.6 V supply runs directly from CR2032 cells with a boost converter. The 8-channel 12-bit ADC monitors battery health, and Stop-mode current near 1 uA extends shelf life beyond 5 years. UART/SPI provides the link to a sub-GHz or 2.4 GHz ESL radio.
تجویز کردہ
Smart Meter Peripherals
The MKL04Z32VLF4 fits as an auxiliary MCU inside smart-meter enclosures, handling local HMI buttons, tamper detection, and segmented indicator LEDs. Its low-leakage wake-up unit and Stop/VLPS modes keep idle current negligible even when the main metering SoC is active. The hardware touch-sensing interface adds capacitive front-panel buttons without extra components. Industrial temperature grade (-40C to +105C) covers outdoor meter cabinets. Up to 41 GPIOs also support segmented LED indicators via external drivers.
تجویز کردہ
Consumer Toys and Educational Devices
Low-cost STEM toys, programmable badges, and educational controllers use the MKL04Z32VLF4 as the main MCU. Its 48 MHz Cortex-M0+ core, 32 KB Flash, and 4 KB SRAM run simple scripting engines, motor-control PWM loops, and BLE pairing via a paired radio. The hardware TSI enables touch pads without extra ICs, while the 12-bit ADC reads battery voltage and analog sensors. Wide 1.71-3.6 V supply supports direct Li-ion or 2xAA operation with an internal DC-DC, simplifying the BOM.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا MKL04Z32VLF4 — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | MKL05Z32VLF4 | MKL04Z16VLF4 | MKL04Z32VFK4 |
|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | LQFP-48 (7x7 mm) | LQFP-48 (7x7 mm) | LQFP-48 (7x7 mm) | QFN-32 (FK) |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ |
| Maximum Clock Frequency | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| Program Flash | 32 KB | 32 KB | 16 KB (-50%) | 32 KB |
| SRAM | 4 KB | 4 KB | 4 KB | 4 KB |
| GPIO Count (max) | 41 | 41 | 41 | 27 |
| Segment LCD Driver | No | Yes | No | No |
| Hardware Touch-Sensing (TSI) | Yes | Yes | Yes | Yes |
اہم امتیازی خصوصیات
- Lowest-cost entry into the Kinetis L family in LQFP-48 (بمقابلہMKL05Z32VLF4)
- Highest pin-count Kinetis L option in the 32 KB Flash tier (بمقابلہMKL04Z32VFK4 (QFN-32))
- Hardware touch-sensing interface included on-chip (بمقابلہGeneric Cortex-M0+ MCUs without TSI)
ڈیزائن نوٹس
Decouple every VDD pin with a 0.1 uF X7R ceramic capacitor placed within 3 mm of the pin, plus a single 4.7 uF bulk capacitor on the supply rail. The internal DC-DC converter requires a 2.2 uF low-ESR capacitor on the VDCDC pin for stable 1.2 V core regulation. Failing to populate this cap will cause brownouts and erratic peripheral behavior.
Estimated: in LQFP-48 the theta_JA is approximately 65 C/W on a 1-oz 4-layer JEDEC test board. At full 48 MHz with all peripherals active, the MKL04Z32VLF4 draws < 10 mA, so self-heating is negligible (< 1 C rise) under normal conditions. Industrial (-40C to +105C) designs should still verify thermal behavior in a sealed enclosure.
Keep the EXTAL/XTAL crystal traces short (< 5 mm) and surrounded by ground pour to minimize EMI pickup. Route analog ADC traces away from digital switching signals, and add a ground guard ring around sensitive analog pins. The exposed pad on the LQFP-48 (pin 49 / die pad) must be soldered to a continuous ground plane for thermal and electrical performance.
Do not exceed 3.6 V on VDD - even brief transients above the abs-max rating can permanently damage the part. Always configure the watchdog and clock-lost reset in software before enabling Stop mode to avoid lockups. The TSI pins are shared with GPIO; do not enable TSI on a pin that is also used as an analog comparator input.
تعمیل کی معلومات
RoHS compliant and lead-free per NXP product page. Not AEC-Q100 qualified - choose a KEA or S32K part for automotive. REACH and conflict-mineral declarations published by NXP for the Kinetis L family.