NXP Semiconductors MC9S08AW60CFUE

Overview

MC9S08AW60CFUE from NXP Semiconductors (formerly Freescale) is an 8-bit HCS08 microcontroller with 60 KB on-chip FLASH, 2 KB RAM, and a 40-MHz CPU core. It integrates dual SCI, SPI, I²C, two 16-bit TPM modules (totaling 8 PWM channels), a 16-channel 10-bit ADC, and keyboard interrupt support. Designed for automotive body electronics and industrial control, it operates across –40°C to 105°C with robust system protection including COP watchdog and low-voltage detection.

For engineers reviewing the MC9S08AW60CFUE datasheet, MC9S08AW60CFUE pinout, MC9S08AW60CFUE application, or MC9S08AW60CFUE equivalent, key selection considerations include its 48-pin QFN package, copper-wire bonded construction per 98ASA00466D, 20-MHz bus frequency, single-wire BDM debug interface, and support for Stop2/Stop3 power-saving modes in safety-critical embedded systems.

Technical Context

The MC9S08AW60CFUE implements the S08CPUV2 core with HC08 instruction set extension and BGND instruction, executing at up to 40 MHz CPU clock with 20 MHz internal bus frequency. Its Internal Clock Generator (S08ICGV4) supports multiple modes including FEI, FEE, FBE, and SCM, with NVM-trimmed internal reference enabling accurate clock generation without external crystal.

Peripheral integration includes two independent Serial Communications Interfaces (SCI) supporting 13-bit break detection, a 100 kbps I²C module compliant with standard-mode timing, and dual Timer/PWM (TPM) modules-one 2-channel and one 6-channel-each configurable for input capture, output compare, edge-aligned or buffered centered PWM (CPWM).

Key Specifications

Pinout & Package

MC9S08AW60CFUE is housed in a 48-pin QFN package (98ASA00466D) with 0.5 mm pitch and thermally enhanced exposed pad. The package uses copper wire bonding per Freescale QFN migration addendum (Rev. 0, 07/2014).

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 8-bit microcontroller applications.

Compared with MC9S08AW60CFUE, S9KEAZ128AMLH offers greater processing headroom and modern peripherals but demands full firmware rewrite, while MC9S08DZ60CLC retains full HCS08 compatibility and adds CAN-but requires PCB redesign due to package and pinout differences.

Availability

MC9S08AW60CFUE is available at Aetrix Electronics and suitable for automotive body electronics, industrial motor control, smart power distribution, and medical infusion pump applications requiring stable component supply and long-term lifecycle support.

Supply support for MC9S08AW60CFUE 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 focused on secure connectivity solutions for automotive, industrial, and IoT applications, formed from the acquisition of Freescale Semiconductor in 2015.

The MC9S08AW60CFUE belongs to the legacy HCS08 microcontroller family, designed specifically for cost-sensitive, reliability-critical automotive and industrial embedded systems requiring deterministic real-time response and extended temperature operation.

FAQ

What is the package type and thermal pad configuration of the MC9S08AW60CFUE?

The MC9S08AW60CFUE uses a 48-pin QFN package (outline 98ASA00466D) with copper wire bonding and an exposed thermal pad. This configuration improves heat dissipation and electrical grounding, especially critical for ADC stability and long-term reliability in automotive environments. The pad must be soldered to a PCB thermal plane per Freescale EB806 guidelines.

Does the MC9S08AW60CFUE support in-circuit debugging, and what interface is used?

Yes, the MC9S08AW60CFUE supports real-time in-circuit debugging via a single-wire Background Debug Mode (BDM) interface using the BKGD/MS pin. It provides breakpoint capability (one active + two in debug module), on-chip bus capture, and full ICE functionality - enabling development without external emulators. No JTAG or SWD is supported; BDM is the sole debug path for this device.

What are the power-saving modes available on the MC9S08AW60CFUE, and how do they differ?

The MC9S08AW60CFUE supports Wait mode and two Stop modes: Stop2 and Stop3. In Stop2, the ICG remains active and can wake the device via IRQ or RTI; in Stop3, the ICG is disabled for lowest current draw (<1 µA typical). Both Stop modes retain RAM and selected register states. The choice depends on wake-up latency and power budget - Stop3 for ultra-low-power sleep, Stop2 when faster wake-up is needed.

Can the MC9S08AW60CFUE operate without an external crystal, and what clock accuracy can be expected?

Yes, the MC9S08AW60CFUE can operate without an external crystal using its Internal Clock Generator (ICG) in Self-Clocked Mode (SCM) or FLL-engaged modes (FEI/FEE). Factory-trimmed NVM settings yield ±2% bus frequency accuracy over temperature and voltage - sufficient for UART communication and non-critical timing, though external crystals are recommended for CAN or high-precision ADC sampling.

Is the MC9S08AW60CFUE pin-compatible with other AW-series microcontrollers like the MC9S08AW48 or MC9S08AW32?

No, the MC9S08AW60CFUE is not pin-compatible with MC9S08AW48 or MC9S08AW32 in the same 48-pin QFN package. While all three share the 98ASA00466D outline, their pin assignments differ significantly - particularly for peripheral functions (e.g., SCI0 vs SCI1 mapping, TPM channel routing, and ADC input allocation). Firmware and hardware designs are not interchangeable without verification against respective pinout diagrams.