NXP Semiconductors MKE02Z32VQH2

Overview

MKE02Z32VQH2 from NXP Semiconductors is a 32 KB flash, 20 MHz Arm® Cortex-M0+ microcontroller in 64-pin QFP package, operating from 2.7–5.5 V across –40 to 105°C ambient, designed for cost-sensitive industrial control and sensor interface applications requiring low-power Stop mode operation and integrated analog peripherals.

For engineers reviewing the MKE02Z32VQH2 datasheet, MKE02Z32VQH2 pinout, MKE02Z32VQH2 application, or MKE02Z32VQH2 equivalent, key selection criteria include its 12-bit SAR ADC with Stop-mode operation, dual FlexTimer/PWM modules supporting motor control timing, SWD debug interface, and verified compatibility with KE02Z family toolchains and reference designs.

Technical Context

The MKE02Z32VQH2 implements an Arm Cortex-M0+ core with single-cycle 32×32-bit multiplier and single-cycle I/O port access, paired with an internal clock system (ICS) featuring FLL-based frequency synthesis and a pre-trimmed 31.25 kHz internal reference enabling up to 20 MHz system clock. Its oscillator supports 32.768 kHz crystals or 4–20 MHz ceramic resonators in either low-power or high-gain modes.

System-level integration includes Power Management Controller (PMC) with Run/Wait/Stop modes, programmable Low-Voltage Detect (LVD) with four warning thresholds, 64-bit unique chip ID, and Bit Manipulation Engine (BME) for atomic bit-field operations - all validated for operation at 105°C ambient and 125°C junction temperature.

Key Specifications

Pinout & Package

64-pin QFP (14 mm × 14 mm, 0.8 mm pitch), RoHS-compliant, moisture sensitivity level 3 per J-STD-020.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar microcontroller applications.

Compared with MKE02Z32VQH2, MKE02Z32VLH2 offers identical functionality in a smaller 64-pin LQFP package with improved thermal performance, while MKE02Z64VQH2 provides double the flash capacity with no pinout or timing changes - both enable design reuse but address distinct layout and scalability constraints.

Availability

MKE02Z32VQH2 is available at Aetrix Electronics and suitable for industrial motor control, smart sensor nodes, automotive body electronics, and home appliance control requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for MKE02Z32VQH2 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

NXP Semiconductors is a global semiconductor leader specializing in secure connectivity solutions for automotive, industrial, and IoT applications, with over 40 years of microcontroller innovation.

The KE02Z series targets cost-optimized, low-power embedded control - delivering Cortex-M0+ performance with integrated analog, robust system management, and automotive-grade reliability in compact packages.

FAQ

What is the maximum operating frequency of the MKE02Z32VQH2?

The MKE02Z32VQH2 features an Arm Cortex-M0+ core rated for up to 20 MHz operation, supported by its internal clock system (ICS) with FLL and pre-trimmed 31.25 kHz reference. This frequency is achievable across the full –40 to 105°C temperature range and 2.7–5.5 V supply, as confirmed in the KE02 Sub-Family Data Sheet Rev. 7. The MKE02Z32VQH2 maintains timing compliance at 20 MHz even under worst-case voltage and temperature conditions.

Does the MKE02Z32VQH2 support debugging during low-power modes?

Yes, the MKE02Z32VQH2 supports Serial Wire Debug (SWD) interface operation in Run and Wait modes, allowing full visibility into registers and memory. While SWD is disabled in Stop mode to minimize current, the device can be woken by RTC or external interrupt and immediately re-enter debuggable state. The MKE02Z32VQH2 SWD_CLK supports up to 20 MHz, enabling fast flash programming and real-time variable inspection without halting time-critical tasks.

What analog peripherals are integrated into the MKE02Z32VQH2?

The MKE02Z32VQH2 integrates a 12-bit SAR ADC with up to 16 input channels and operational capability in Stop mode, plus two analog comparators (ACMP) each with a 6-bit DAC for programmable reference generation. These peripherals are electrically characterized across –40 to 105°C and support hardware triggering from timers or external events. No external op-amps or reference ICs are needed for basic threshold detection or ratiometric sensor interfacing in the MKE02Z32VQH2.

How does the MKE02Z32VQH2 handle power supply monitoring?

The MKE02Z32VQH2 includes a configurable Low-Voltage Detect (LVD) module with independently selectable detect and warning thresholds across high (4.2–4.4 V) and low (2.56–2.66 V) ranges, plus hysteresis to prevent chatter. It supports reset or interrupt output, and its LVD circuit remains functional in Stop mode with typical adder current of 124–128 µA. This capability is documented in Table 4 of the KE02 Sub-Family Data Sheet and applies directly to the MKE02Z32VQH2.

Is the MKE02Z32VQH2 pin-compatible with other KE02Z variants?

Yes, the MKE02Z32VQH2 shares identical pinout and electrical characteristics with other 64-pin QFP KE02Z devices including MKE02Z64VQH2 and MKE02Z32VLH2 (LQFP variant). All QH-package KE02Z parts use the same signal mapping per pin position, enabling direct substitution where flash size or temperature grade permits. This compatibility is explicitly confirmed in Section 8.2 "Device pin assignment" of the KE02 Sub-Family Data Sheet Rev. 7.