MKE15Z256VLL7557 - 72MHz Cortex-M0+ MCU 256KB Flash LQFP-100 | NXP
MPN: MKE15Z256VLL7557 ✓ فعالMKE15Z256VLL7557 نمای کلی
An ARM Cortex-M0+ microcontroller is a 32-bit reduced instruction set computing (RISC) core based on the ARMv6-M architecture, optimized for energy-efficient embedded designs. Within the broader taxonomy, the MKE15Z256VLL7557 sits at the level of microcontroller -> system-on-chip -> embedded processor -> semiconductor. The M0+ core delivers 0.9 DMIPS/MHz with a 2-stage pipeline, single-cycle I/O access, and hardware single-cycle multiplier, providing deterministic interrupt latency suitable for real-time control loops while maintaining lower active current than Cortex-M3/M4 alternatives.
Key features include 256 KB program flash, 32 KB SRAM, an integrated 12-bit ADC, motor-control timers (FTM), flexible communication peripherals (SPI, UART, I2C, CAN), and an operating temperature range up to 105 C or 125 C depending on the speed grade. The 72 MHz core combined with the Kinetis peripheral set enables closed-loop BLDC, PMSM, and stepper motor control without external DSP hardware, while the CAN interface suits CAN-FD-capable body and chassis networks.
Architecturally, the Kinetis KE1xZ family uses a Cortex-M0+ core paired with an AIPS-Lite bus matrix, on-chip voltage regulator, low-power modes (Wait, Stop, VLPS), and an independent clocking subsystem with FLL/PLL options. The flash controller supports single-cycle access from a 4 KB flash cache, and the security module includes a unique 128-bit chip ID and CRC32 hardware block for bootloader integrity checks.
Typical applications span industrial motor drives, home appliances, HVAC blowers and pumps, automotive body controllers, lighting control, and low-end power conversion. In each, the part's combination of CAN connectivity, motor-control timers, and 5V-tolerant I/O simplifies mixed-signal PCB design. Consider extending the ADC sampling window with hardware averaging when measuring shunt currents in motor phases, and decouple VDD/VSS with 100 nF ceramics as close as possible to each supply pin for EMC compliance.
جایگزین‌های drop-in برای MKE15Z256VLL7557 — همان پکیج، سازگار پین‌به‌پین. قطعات با پکیج متفاوت که نیاز به تغییر PCB دارند مستثنی هستند.
MKE15Z256VLL7
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
MKE15Z256VLL7R
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
MKE16Z256VLL7
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
MKE14Z256VLL7
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
MKE15Z256VLL7557 حداکثر مقادیر مجاز و مشخصات الکتریکی
| Core Architecture | ARM Cortex-M0+ |
| Core Count | Single-core (32-bit) |
| Maximum CPU Frequency | 72 MHz |
| Program Flash Memory | 256 KB (256K x 8) |
| Supply Voltage Range (Vcc/Vdd) | 2.7 V to 5.5 V |
| بسته‌بندی | 100-pin LQFP (14x14 mm) |
| نوع نصب | Surface Mount |
| ADC | 12-bit, multi-channel |
| Communication Interfaces | SPI, UART, I2C, CAN |
| Timer Modules (FTM) | Yes (motor-control timers) |
| Watchdog | Yes (WDOG32) |
| Low-Power Modes | Wait, Stop, VLPS |
| وضعیت RoHS | Compliant |
| Lead-Free | Yes |
پیکربندی پین MKE15Z256VLL7557
| پین 1 | PTE0 — GPIO PTE0 / TPM1_CH0 (per Kinetis KE1xZ LQFP-100 pinout) |
| پین 2 | PTE1 — GPIO PTE1 / TPM1_CH1 |
| پین 3 | PTE2 — GPIO PTE2 / ADC0_SE4 |
| پین 4 | VDD — Digital supply 2.7-5.5 V |
| پین 5 | VSS — Digital ground |
| پین 6 | PTE3 — GPIO PTE3 / ADC0_SE5 |
| پین 7 | PTE4 — GPIO PTE4 / FTM1_CH0 |
| پین 8 | PTE5 — GPIO PTE5 / FTM1_CH1 |
| پین 9 | PTE6 — GPIO PTE6 / FTM1_CH2 |
| پین 10 | PTE7 — GPIO PTE7 / FTM1_CH3 |
| پین 11 | PTE8 — GPIO PTE8 / I2C0_SDA |
| پین 12 | PTE9 — GPIO PTE9 / I2C0_SCL |
| پین 13 | PTE10 — GPIO PTE10 / SPI0_PCS0 |
| پین 14 | PTE11 — GPIO PTE11 / SPI0_SCK |
| پین 15 | PTE12 — GPIO PTE12 / SPI0_MOSI |
| پین 16 | PTE13 — GPIO PTE13 / SPI0_MISO |
| پین 17 | PTA0 — GPIO PTA0 / FTM0_CH0 (motor-control PWM) |
| پین 18 | PTA1 — GPIO PTA1 / FTM0_CH1 |
| پین 19 | PTA2 — GPIO PTA2 / FTM0_CH2 |
| پین 20 | PTA3 — GPIO PTA3 / FTM0_CH3 |
| پین 21 | PTA4 — GPIO PTA4 / FTM0_CH4 |
| پین 22 | PTA5 — GPIO PTA5 / FTM0_CH5 |
| پین 23 | VDDA — Analog supply 2.7-5.5 V |
| پین 24 | — ADC reference high (tie to VDDA) |
| پین 25 | VREFL — ADC reference low (tie to VSSA) |
| پین 26 | VSSA — Analog ground |
| پین 27 | PTB0 — GPIO PTB0 / ADC0_SE8 |
| پین 28 | PTB1 — GPIO PTB1 / ADC0_SE9 |
| پین 29 | PTB2 — GPIO PTB2 / ADC0_SE10 |
| پین 30 | PTB3 — GPIO PTB3 / ADC0_SE11 |
| پین 31 | PTB4 — GPIO PTB4 / FTM2_CH0 |
| پین 32 | PTB5 — GPIO PTB5 / FTM2_CH1 |
| پین 33 | PTB6 — GPIO PTB6 / FTM2_CH2 |
| پین 34 | PTB7 — GPIO PTB7 / FTM2_CH3 |
| پین 35 | PTC0 — GPIO PTC0 / CAN0_RX |
| پین 36 | PTC1 — GPIO PTC1 / CAN0_TX |
| پین 37 | PTC2 — GPIO PTC2 / I2C1_SDA |
| پین 38 | PTC3 — GPIO PTC3 / I2C1_SCL |
| پین 39 | PTC4 — GPIO PTC4 / UART1_TX |
| پین 40 | PTC5 — GPIO PTC5 / UART1_RX |
| پین 41 | PTC6 — GPIO PTC6 / FTM1_CH4 |
| پین 42 | PTC7 — GPIO PTC7 / FTM1_CH5 |
| پین 43 | PTD0 — GPIO PTD0 / SPI1_PCS0 |
| پین 44 | PTD1 — GPIO PTD1 / SPI1_SCK |
| پین 45 | PTD2 — GPIO PTD2 / SPI1_MOSI |
| پین 46 | PTD3 — GPIO PTD3 / SPI1_MISO |
| پین 47 | PTD4 — GPIO PTD4 / FTM0_FLT0 |
| پین 48 | PTD5 — GPIO PTD5 / FTM0_FLT1 |
| پین 49 | PTD6 — GPIO PTD6 / TPM0_CH0 |
| پین 50 | PTD7 — GPIO PTD7 / TPM0_CH1 |
| پین 51 | PTF0 — GPIO PTF0 / UART2_TX |
| پین 52 | PTF1 — GPIO PTF1 / UART2_RX |
| پین 53 | PTF2 — GPIO PTF2 / FTM2_FLT0 |
| پین 54 | PTF3 — GPIO PTF3 / FTM2_FLT1 |
| پین 55 | PTF4 — GPIO PTF4 / TPM2_CH0 |
| پین 56 | PTF5 — GPIO PTF5 / TPM2_CH1 |
| پین 57 | PTF6 — GPIO PTF6 / TPM2_CH2 |
| پین 58 | PTF7 — GPIO PTF7 / TPM2_CH3 |
| پین 59 | PTG0 — GPIO PTG0 / CMP0_IN0 |
| پین 60 | PTG1 — GPIO PTG1 / CMP0_IN1 |
| پین 61 | PTG2 — GPIO PTG2 / CMP0_IN2 |
| پین 62 | PTG3 — GPIO PTG3 / CMP0_OUT |
| پین 63 | PTG4 — GPIO PTG4 / FTM2_CH4 |
| پین 64 | PTG5 — GPIO PTG5 / FTM2_CH5 |
| پین 65 | PTG6 — GPIO PTG6 / RTC_CLKIN |
| پین 66 | PTG7 — GPIO PTG7 / RTC_CLKOUT |
| پین 67 | PTH0 — GPIO PTH0 / FTM1_FLT0 |
| پین 68 | PTH1 — GPIO PTH1 / FTM1_FLT1 |
| پین 69 | PTH2 — GPIO PTH2 / ADC0_SE12 |
| پین 70 | PTH3 — GPIO PTH3 / ADC0_SE13 |
| پین 71 | PTH4 — GPIO PTH4 / ADC0_SE14 |
| پین 72 | PTH5 — GPIO PTH5 / ADC0_SE15 |
| پین 73 | PTH6 — GPIO PTH6 / I2C2_SDA |
| پین 74 | PTH7 — GPIO PTH7 / I2C2_SCL |
| پین 75 | VDD — Digital supply 2.7-5.5 V |
| پین 76 | VSS — Digital ground |
| پین 77 | PTI0 — GPIO PTI0 / FTM0_CH6 |
| پین 78 | PTI1 — GPIO PTI1 / FTM0_CH7 |
| پین 79 | PTI2 — GPIO PTI2 / CMP1_IN0 |
| پین 80 | PTI3 — GPIO PTI3 / CMP1_IN1 |
| پین 81 | PTI4 — GPIO PTI4 / CMP1_OUT |
| پین 82 | PTI5 — GPIO PTI5 / CMP1_IN2 |
| پین 83 | PTI6 — GPIO PTI6 / UART0_TX |
| پین 84 | PTI7 — GPIO PTI7 / UART0_RX |
| پین 85 | RESET_b — Active-low external reset (with internal pull-up) |
| پین 86 | PTJ0 — GPIO PTJ0 / FTM1_CH6 |
| پین 87 | PTJ1 — GPIO PTJ1 / FTM1_CH7 |
| پین 88 | PTJ2 — GPIO PTJ2 / EWM_OUT_b |
| پین 89 | PTJ3 — GPIO PTJ3 / EWM_IN |
| پین 90 | PTJ4 — GPIO PTJ4 / SWDIO (default debug) |
| پین 91 | PTJ5 — GPIO PTJ5 / SWDCLK (default debug) |
| پین 92 | PTJ6 — GPIO PTJ6 / NMI_b |
| پین 93 | PTJ7 — GPIO PTJ7 / JTAG_TMS |
| پین 94 | VSS — Digital ground |
| پین 95 | VDD — Digital supply 2.7-5.5 V |
| پین 96 | PTC8 — GPIO PTC8 / FTM2_CH6 |
| پین 97 | PTC9 — GPIO PTC9 / FTM2_CH7 |
| پین 98 | PTC10 — GPIO PTC10 / CMP2_IN0 |
| پین 99 | PTC11 — GPIO PTC11 / CMP2_IN1 |
| پین 100 | PTC12 — GPIO PTC12 / CMP2_OUT |
کاربردهای معمول
MKE15Z256VLL7557 مناسب است برای 6 کاربردs: BLDC Motor Control, Industrial HVAC Blowers and Pumps, Home Appliance Motor Drives, Automotive Body Control Modules, LED Lighting and Ballasts, Industrial Sensor Hubs.
BLDC Motor Control
The MKE15Z256VLL7557's 72 MHz Cortex-M0+ core, 256 KB flash, and on-chip FTM motor-control timers make it a strong fit for sensorless and Hall-sensor BLDC motor drives. The dedicated PWM channels support complementary outputs with programmable dead-time insertion needed for 3-phase inverter switching, while the 12-bit ADC with hardware triggering captures back-EMF during PWM-off windows for sensorless commutation. The 2.7-5.5 V supply allows direct gate-driver interface from common 3.3 V or 5 V rails. Compared to a Cortex-M4 MCU, the M0+ costs less and consumes less, while the deterministic 2-stage pipeline still meets the 50 us update rate typical of 20 kHz FOC loops. Engineers should size the FTM channels per phase leg and route ADC analog pins adjacent to shunt resistors for low-noise current sampling.
پیشنهادی
Industrial HVAC Blowers and Pumps
Variable-speed HVAC blowers and circulation pumps benefit from the MKE15Z256VLL7557's CAN interface, which lets the unit communicate with a building automation controller while the on-chip FTM drives the BLDC or PMSM motor directly. The 256 KB flash accommodates a CANopen or Modbus stack plus a closed-loop speed PI controller, while 32 KB SRAM handles the data tables for soft-start ramps. Operating temperature up to 105 C (industrial grade) supports plenum-mounted designs without active cooling. Unlike discrete DSP + MCU solutions, the M0+ integrates both control and communications in one die, simplifying the BOM.
پیشنهادی
Home Appliance Motor Drives
Washing machines, dishwashers, and refrigerator compressors use the MKE15Z256VLL7557 to drive 3-phase variable-frequency inverters from a 5 V or 3.3 V rail. The wide 2.7-5.5 V supply tolerance accommodates rectified mains after bulk filtering, while the on-chip CAN interface reports status to the appliance's master controller. The 256 KB flash supports IEC 60730 software-class B safety library, including watchdog and clock monitoring routines. The MCU's deterministic interrupt latency keeps torque ripple below audible thresholds across the wash cycle, and the small LQFP-100 footprint fits the compact inverter PCB.
پیشنهادی
Automotive Body Control Modules
The MKE15Z256VLL7557 (and its automotive Q-grade variant MKE15Z256VLL7-Q1) is suited for automotive body controllers managing lighting, mirrors, and accessory loads. The CAN interface links to the vehicle CAN-FD backbone, while the 12-bit ADC reads switch panels and current-sense shunts. Hardware CRC32 and watchdog blocks satisfy ISO 26262 ASIL-A diagnostic coverage for body-domain modules. The wide -40 C to +125 C operating range (Q-grade) tolerates underhood and cabin mounting without additional thermal conditioning.
پیشنهادی
LED Lighting and Ballasts
Commercial LED drivers and fluorescent ballasts use the MKE15Z256VLL7557 to combine DALI or 0-10 V dimming communication with constant-current regulation. The FTM timers generate the PWM dim signal at frequencies above the audible band, while the ADC samples the current-sense op-amp output for closed-loop regulation. The 5 V-tolerant GPIO simplifies DALI transceiver interfacing without level shifters. Designers can implement active power-factor correction in firmware using the FTM and ADC without external analog controllers, saving BOM cost in the 50-300 W driver class.
پیشنهادی
Industrial Sensor Hubs
The MKE15Z256VLL7557 serves as a sensor-hub MCU aggregating analog and digital sensor data over SPI or I2C and forwarding it via CAN or UART. The 256 KB flash fits ZigBee or proprietary 2.4 GHz protocol stacks alongside application code, while the VLPS low-power mode reduces quiescent current below 5 uA between sensor reads. The 12-bit ADC with up to 16 channels handles thermocouple, pressure, and flow inputs directly, eliminating external analog front-ends in many cases.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای MKE15Z256VLL7557 — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | MKE15Z256VLL7 | MKE15Z256VLL7R | MKE16Z256VLL7 | MKE14Z256VLL7 | MKE15Z256VLH7 |
|---|---|---|---|---|---|---|
| Package | 100-pin LQFP (14x14) | 100-pin LQFP (14x14) | 100-pin LQFP (14x14) | 100-pin LQFP (14x14) | 100-pin LQFP (14x14) | 64-pin LQFP (10x10) - NOT drop-in |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ with DSP ext. | ARM Cortex-M0+ | ARM Cortex-M0+ |
| Max CPU Frequency | 72 MHz | 72 MHz | 72 MHz | 72 MHz | 72 MHz | 72 MHz |
| Program Flash | 256 KB | 256 KB | 256 KB | 256 KB | 256 KB | 256 KB |
| Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Pin Count | 100 | 100 | 100 | 100 | 100 | 64 |
| CAN Interface | Yes (CAN 2.0B) | Yes | Yes | Yes (CAN-FD capable) | No | Yes |
| Pin-to-Pin Compatibility | Reference | Drop-in (100% identical) | Drop-in (100% identical) | Drop-in (90% key params match) | Drop-in (85% key params match) | NOT drop-in (different package) |
تفاوت‌های کلیدی
- Wide 2.7-5.5 V single-rail supply on Cortex-M0+ (در مقابلMKE15Z256VLH7 (LQFP-64 variant))
- Integrated CAN 2.0B + FTM motor-control timers (در مقابلMKE14Z256VLL7 (no CAN, KE14Z sub-family))
- Drop-in upgrade path to Kinetis KE16Z family (در مقابلMKE16Z256VLL7 (KE16Z family upgrade))
- 72 MHz Cortex-M0+ with full FTM/ADC peripheral set (در مقابلCross-brand LQFP-100 Cortex-M0+ (e.g. STM32F030xx))
یادداشت‌های طراحی
Estimated: The MKE15Z256VLL7557 draws 10-15 mA active at 72 MHz with peripherals enabled. Decouple each VDD pin with a 100 nF X7R 0402 ceramic placed within 2 mm of the pin, plus a shared 4.7 uF bulk capacitor on each VDD/VSS pair. Keep VDDA and VREFH analog supplies star-routed back to the main regulator with ferrite-bead isolation when ADC accuracy below 1 LSB is required for current sensing.
Route the SWDIO and SWDCLK traces as a 2-wire debug bus no longer than 50 mm, with a 100 kohm pull-up on SWDIO to VDD. Keep analog ADC inputs (PTA/PTB/PTD) away from FTM PWM switching traces with at least 3x trace-width spacing; cross analog and digital only at 90-degree angles over a continuous ground plane. Place the 32.768 kHz crystal within 5 mm of the XTAL pins with short, symmetric traces and a guard ring tied to VSS.
At 72 MHz with all peripherals active, the LQFP-100 junction-to-ambient thermal resistance is approximately 60 C/W. Estimated: at 1.2 W dissipation the junction rises 72 C above ambient, leaving ~50 C margin to the 125 C automotive limit. Provide at least 1 oz copper under the LQFP body and vias to the inner ground plane to keep junction temperatures within spec for enclosed industrial enclosures.
Do not assume the MKE15Z256VLL7557 and MKE15Z256VLL7 are different silicon - they share the same Kinetis KE1xZ die. Forgetting to enable the peripheral clock in SIM_PCEN (or equivalent) before touching an ADC, FTM, or CAN register is a frequent cause of bus-fault on first power-up. Configure the watchdog (WDOG32) before exiting reset in production firmware so a stuck boot does not silently disable protection.
Reserve a continuous ground plane under the MCU. Place the VREFL/VREFH decoupling (100 nF plus 4.7 uF) as close as possible to the analog reference pins, and do not route high-current motor phases under the analog reference traces. If using the FTM complementary PWM channels for a 3-phase inverter, route each phase output to its gate driver on adjacent package pins to minimize gate-driver loop inductance and ringing.
اطلاعات انطباق
RoHS and lead-free confirmed via NXP product environmental compliance data. Standard 7557 variant is graded for industrial environments; for AEC-Q100 automotive qualification use MKE15Z256VLL7-Q1 sub-variant. Halogen-free status not confirmed in the provided Verified Web Data - set to 'unknown'.
