MKE15Z256VLH7557 - 72MHz Cortex-M0+ 256KB MCU | NXP
Teilenummer: MKE15Z256VLH7557 ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $2.65 | $2,65 |
| 10 | $2.39 | $23,90 |
| 100 | $2.12 | $212,00 |
| 500 | $1.9 | $950,00 |
| 1.000 | $1.72 | $1.720,00 |
MKE15Z256VLH7557 Übersicht
A microcontroller (MCU) is a single integrated circuit that combines a processor core, nonvolatile program memory, SRAM, and a rich set of peripherals on one die, sitting at the heart of the embedded-system hierarchy: MCU -> embedded processor -> system-on-chip -> semiconductor device. The Kinetis KE1xZ series targets cost-sensitive applications that need more flash and peripheral integration than 8-bit MCUs while keeping the ultra-low power and simple programming model of the Cortex-M0+ core.
Key features include the 72 MHz Arm Cortex-M0+ core with single-cycle I/O access, 256 KB of on-chip flash program memory, 32 KB of SRAM, and 2 KB of FlexRAM that can be used for EEPROM emulation, eliminating the need for an external EEPROM in many designs. Peripherals include ADC channels, PWM (FTM) timers, UART, SPI, and I2C serial interfaces, plus a broad set of security features described on the NXP product page.
Technically, the KE1xZ family pairs the low-gate-count Cortex-M0+ pipeline with a crossbar bus fabric and DMA, allowing peripherals to move data without CPU intervention. The 5 V-tolerant supply range of 2.7 V to 5.5 V lets the MCU connect directly to industrial 5 V logic, reducing level-shifting circuitry and bill-of-material cost compared with 3.3 V-only Cortex-M parts.
Typical applications include industrial control and factory automation nodes, home-appliance and motor-control boards using the PWM and ADC peripherals, consumer electronics with human-machine interfaces, and 5 V legacy system upgrades replacing aging 8-bit MCUs.
When designing with this device, verify the temperature-grade and packaging suffix in the ordering code (the 7557 suffix indicates the tray packaging option) and confirm that the FlexRAM EEPROM-emulation allocation matches your data-retention requirements per the NXP datasheet.
This page synthesizes distributor pricing from LCSC, DigiKey, and Octopart, drop-in same-family alternatives, and practical design notes not consolidated in the manufacturer datasheet.
Drop-in-Alternativen für MKE15Z256VLH7557 – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit MKE15Z256VLH7557 (gleiche Bauform und Footprint) – abweichend in Package, RoHS Status.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
MKE15Z256VLH7
✅ Drop-In✓ Auf Lager
$3.51 / Stück
Datenblatt ansehen →MKE16Z256VLH7
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
MKE14Z256VLH7
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
MKE15Z128VLH7
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
MKE15Z64VLH7
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
MKE15Z256VLH7557 Grenzwerte & elektrische Eigenschaften
| Core Processor | ARM Cortex-M0+ |
| Core Size | 32-Bit Single-Core |
| Maximale Taktfrequenz | 72 MHz |
| Flash Memory | 256 KB (256K x 8) |
| RAM Size | 32 KB |
| FlexRAM (EEPROM Emulation) | 2 KB |
| Supply Voltage Range | 2.7 V to 5.5 V |
| I/O Count | 58 I/O lines |
| DMA | Yes |
| Peripherals | ADC, PWM, DMA |
| Connectivity | UART, SPI, I2C |
| Gehäuse | 64-LQFP (10x10 mm) |
| Montageart | Surface Mount |
| Series | Kinetis KE1xZ |
| RoHS-Status | ROHS compliant (per JLCPCB/LCSC listing) |
MKE15Z256VLH7557 64-lqfp (10x10 mm) Pinbelegungsleitfaden
Pinbelegung für MKE15Z256VLH7557 (64-lqfp (10x10 mm)-Gehäuse). Dieser digitale IC umfasst GPIO, Kommunikationsschnittstellen (UART, SPI, I2C) und Versorgungspins. Alternative Pin-Funktionen und Konfigurationsoptionen entnehmen Sie dem Herstellerdatenblatt. Unverzichtbar für Embedded-System-Design und PCB-Layout.
Keine detaillierten Pinbelegungsdaten verfügbar für MKE15Z256VLH7557.
Siehe die Datenblatt für die vollständige Pin-Konfiguration.
Typische Anwendungen
MKE15Z256VLH7557 ist geeignet für 6 Anwendungs: Industrial Control and Automation, Motor Control and Power Conversion, Home Appliances and Consumer Electronics, Sensor Hubs and IoT End Nodes, Automotive Body and Comfort Electronics (Off-Network), Legacy 8-bit System Upgrades.
Industrial Control and Automation
The MKE15Z256VLH7557 fits industrial control nodes because its 2.7 V to 5.5 V supply range connects directly to legacy 5 V sensor and PLC signal levels, removing level-shifter ICs that a 3.3 V-only MCU would require. The 72 MHz Cortex-M0+ core handles deterministic loop control, while the DMA controller moves ADC samples and UART data without CPU intervention, keeping interrupt latency low for time-critical I/O scanning. Its 256 KB flash accommodates protocol stacks (Modbus, IO-Link-style firmware) with reserve margin, and the 2 KB FlexRAM EEPROM emulation stores calibration and configuration data with wear-leveling, eliminating an external EEPROM on the control board.
Empfohlen
Motor Control and Power Conversion
For small motor drives (BLDC, stepper, DC), the MKE15Z256VLH7557's FTM (FlexTimer) peripherals generate PWM outputs with dead-time capability, and the ADC channels sample current-shunt and bus-voltage feedback for closed-loop control. The 72 MHz core executes trapezoidal or basic field-oriented control routines within the loop budget for low- to mid-speed drives. Operating directly at 5 V allows gate-driver interfaces at logic-compatible levels common in appliance and power-tool designs. The 58 GPIO lines provide gating for multiple motors or auxiliary relays, and the 256 KB flash leaves room for parameter tables plus communication firmware in a single chip.
Empfohlen
Home Appliances and Consumer Electronics
In appliance boards (washing machines, rice cookers, air conditioners), the MKE15Z256VLH7557 combines touch-button/encoder scanning on its 58 GPIO lines, ADC-based NTC temperature measurement, and PWM outputs for triac, relay, or fan control in one package. Its 5 V-tolerant supply range matches the appliance power supply architecture, and the 256 KB flash supports multi-language display strings and OTA-style field-update bootloaders. The 2 KB emulated EEPROM retains user settings through power cycles without an external memory IC, cutting BOM cost - a meaningful saving at consumer volumes where each cent of BOM reduction matters across millions of units.
Empfohlen
Sensor Hubs and IoT End Nodes
As a sensor hub, the MKE15Z256VLH7557 aggregates I2C/SPI sensors through its serial interfaces while the DMA offloads data movement, letting the Cortex-M0+ core stay in low-power sleep between conversions - valuable in battery-backed nodes. Its 256 KB flash stores filtering, compensation, and communication firmware with headroom for protocol upgrades. The 2 KB FlexRAM buffers burst sensor data across sleep cycles. When designs require wireless connectivity, this MCU pairs naturally with external RF modules over UART, bridging low-power sensing and network transmission in smart-building, metering, and environmental-monitoring deployments where 5 V sensor rails are common.
Empfohlen
Automotive Body and Comfort Electronics (Off-Network)
For non-networked automotive-adjacent functions - seat adjusters, lighting modules, pump controllers - the MKE15Z256VLH7557's wide 2.7 V to 5.5 V supply handles automotive load-dump-conditioned 5 V rails, and its ADC/PWM peripherals drive position feedback and actuator control. The 256 KB flash supports self-diagnostic firmware and feature variants across vehicle trim levels with a single PCB. Note that this standard-grade part is not AEC-Q100 qualified per reviewed distributor data; for CAN/LIN-networked applications requiring qualified silicon, use NXP's automotive MCU families such as the S12 or SPC5 series listed on this page instead.
Empfohlen
Legacy 8-bit System Upgrades
The MKE15Z256VLH7557 is an effective modernization target for aging 8-bit designs (MC68HC908, MC9S08) that have exhausted flash or performance headroom. Because it runs at 5 V and offers LQFP pin counts and peripheral sets familiar to S08 designers (UART, SPI, ADC, PWM), the migration path is straightforward, and the Cortex-M0+ architecture keeps the programming model simple with no privilege levels or caches. Its 256 KB flash and 32 KB RAM provide roughly an order-of-magnitude increase over typical HC08/S08 memory maps, letting the upgraded firmware add displays, protocols, or connectivity the original 8-bit design could never host.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für MKE15Z256VLH7557 – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | MKE15Z256VLH7 | MKE16Z256VLH7 | MKE14Z256VLH7 | MKE15Z128VLH7 |
|---|---|---|---|---|---|
| Package | LQFP-64 (10x10 mm) | LQFP-64 (10x10 mm) - same | LQFP-64 (10x10 mm) - same | LQFP-64 (10x10 mm) - same | LQFP-64 (10x10 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core / Frequency | Cortex-M0+ / 72 MHz | Cortex-M0+ / 72 MHz | Cortex-M0+ / 72 MHz | Cortex-M0+ / 72 MHz | Cortex-M0+ / 72 MHz |
| Flash Memory | 256 KB | 256 KB | 256 KB | 256 KB | 128 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 |
| Packaging Suffix | 557 (tray) | standard (reel/tray options) | standard | standard | standard |
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant |
Wichtigste Unterscheidungsmerkmale
- 5 V-capable operation (2.7 V to 5.5 V) (vs. MKL26Z128VMC4)
- Double the flash of mid-family variants (vs. MKE15Z128VLH7)
- Integrated 2 KB FlexRAM EEPROM emulation (vs. MC9S08DV128CLF)
Designhinweise
Design the 5 V rail for the full 2.7 V to 5.5 V range with local 100 nF decoupling on each VDD pin pair and a bulk 4.7-10 uF capacitor near the MCU. When substituting from a 3.3 V-only design, remember the I/O are 5 V-logic compatible but analog reference accuracy depends on VDDA - use a clean filtered VDDA supply (ferrite plus 1 uF) for best ADC performance. Verify brown-out detector thresholds in the KE1xZ reference manual against your rail droop behavior.
For the LQFP-64 10x10 mm footprint, use a solid ground plane under the device and keep VDDA/VSSA star-routed away from switching noise (motor drivers, triacs). The 557 suffix ships in tray form for hand/inline placement; if your CM runs tape-and-reel, order the base MKE15Z256VLH7 with the appropriate packaging suffix instead - the die and footprint are identical, so the same land pattern serves both.
EEPROM emulation reserves FlexRAM out of the 32 KB RAM map at init - firmware that assumes full 32 KB availability will corrupt data if the EEPROM partition is added later. Pin-mux the LQFP-64's 58 GPIOs with NXP Config Tools and verify against the datasheet pinout table rather than reusing pin maps from other Kinetis families; port letter assignments differ between KE and K/L series. Confirm code size against 256 KB with reserve margin before committing to a fixed footprint.
Compliance-Informationen
ROHS compliant per JLCPCB and LCSC listings (LCSC part C5769070). REACH, halogen-free, and conflict-minerals status not stated in reviewed distributor data - consult NXP product-page compliance documentation.