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NXP Semiconductors MC9S08AW16MFGE
- Part No.:
- MC9S08AW16MFGE
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 44-LQFP
- Datasheet:
-
MC9S08AW16MFGE.pdf
- Description:
- IC MCU 8BIT 16KB FLASH 44LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:561
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Product details
Overview
MC9S08AW16MFGE from NXP Semiconductors (formerly Freescale) is an 8-bit HCS08 microcontroller designed for cost-sensitive embedded control applications requiring integrated analog, communication, and timing peripherals. It features 16 KB on-chip Flash memory, 1 KB RAM, a 20 MHz bus frequency, 10-bit ADC with 16 channels, two SCI modules, SPI, I²C, dual TPM timer/PWM modules, and keyboard interrupt capability - deployed in industrial sensors, motor control interfaces, and smart appliance subsystems.
For engineers reviewing the MC9S08AW16MFGE datasheet, MC9S08AW16MFGE pinout, MC9S08AW16MFGE application, or MC9S08AW16MFGE equivalent, key selection criteria include Flash security options, QFN-48 package thermal performance, background debug interface compatibility, and peripheral mix suitability for real-time sensor-to-SCI gateway designs.
Technical Context
The MC9S08AW16MFGE implements the S08CPUV2 core with HC08 instruction set extension including BGND, supporting single-wire background debug mode (BDM) and up to 32 interrupt/reset sources. Its internal clock generator (S08ICGV4) supports multiple modes - FEI, FEE, FBE - with NVM-trimmed internal reference and external crystal/resonator input.
Peripherals include two independent 16-bit Timer/PWM (TPM) modules: one with 2 channels and another with 6 channels, each configurable for input capture, output compare, edge-aligned or buffered centered PWM. The 10-bit ADC supports automatic channel scanning and compare functions, while dual SCI modules support 13-bit break detection and asynchronous serial communication.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | HCS08 8-bit CPU with BGND instruction and 40-MHz core clock capability |
| Bus Frequency | 20 MHz maximum - determines peripheral timing, interrupt latency, and instruction throughput |
| Flash Memory | 16 KB on-chip in-circuit programmable Flash with block protection and security lock |
| RAM | 1 KB on-chip RAM - sufficient for stack, variables, and small buffers in real-time control loops |
| ADC Resolution | 10-bit SAR ADC with up to 16 input channels and auto-scan capability for sensor monitoring |
| Timer Modules | Two TPM modules: 2-channel + 6-channel 16-bit timers supporting PWM, input capture, and output compare |
| Communication Interfaces | Two SCI, one SPI, one I²C (up to 100 kbps standard-mode) - enables multi-protocol device interfacing |
| I/O Pins | Up to 54 general-purpose I/O pins with software-selectable pullups, slew rate, and drive strength |
Pinout & Package
The MC9S08AW16MFGE is housed in a 48-pin low-profile quad flat no-lead (QFN) package with exposed thermal pad (98ASA00466D), optimized for compact PCB layouts and improved thermal dissipation in space-constrained industrial modules.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VDDAD | Power supply inputs | Separate digital (VDD) and analog (VDDAD) supplies reduce noise coupling into ADC operation |
| VSS, VSSAD | Ground returns | Dedicated analog ground (VSSAD) improves ADC accuracy and reference stability |
| XTAL / EXTAL | Clock oscillator terminals | Supports external crystal (32 kHz–4 MHz) or resonator; enables precise timing for RTC or comms baud rates |
| BKGD/MS | Single-wire BDM interface | Enables in-circuit debugging and programming without dedicated JTAG pins - reduces system pin count |
| RESET | Master reset input | Active-low reset with internal pullup; supports external reset supervisor or manual reset button |
| VREFH / VREFL | ADC reference voltage terminals | Allow external precision reference or internal VDD-based reference selection for flexible analog measurement |
| IRQ | External interrupt request | Edge-triggered interrupt input with internal pullup - used for wake-up or event signaling from external sensors |
| PTA0–PTA7, PTB0–PTB7, etc. | Multi-function GPIO ports | Configurable as digital I/O, peripheral signals (SCI TX/RX, SPI MOSI/MISO, TPM CHn), or KBI inputs |
Key Features
| Feature | Design Value |
|---|---|
| On-chip real-time ICE | Two comparators, nine trigger modes, and bus capture buffer enable precise code execution analysis without external logic analyzers |
| Low-voltage detection | Programmable LVD threshold with reset or interrupt output prevents erratic operation during brown-out conditions |
| Computer Operating Properly (COP) | Watchdog timer with selectable timeout ensures recovery from software hangs in safety-critical control paths |
| Software-selectable I/O drive | Pullup enable, slew rate control, and drive strength selection optimize EMI, rise/fall times, and current consumption per pin |
| Security features | Flash security byte and block protection prevent unauthorized readout or reprogramming of firmware in deployed devices |
Applications
| Industrial Sensor Node | Smart Appliance Control Panel |
|---|---|
|
Use Scenario: Temperature, humidity, and pressure sensing in factory-floor environmental monitors with local display and RS-485 reporting. IC Role / Device Role / Timing Role: Central controller managing ADC sampling, data preprocessing, SCI-driven Modbus RTU transmission, and real-time clock synchronization. Use Value: Integrated 16-channel ADC and dual SCI eliminate external signal conditioning and UART ICs, reducing BOM count and board area by ~30%. |
Use Scenario: Keypad scanning, LED backlight control, and motor sequencing in washing machine control boards. IC Role / Device Role / Timing Role: Main UI processor handling KBI-driven key events, 6-channel TPM for brushless motor commutation, and PWM for dimmable LED indicators. Use Value: On-chip keyboard interrupt module and buffered centered PWM reduce external debounce circuitry and gate-driver timing complexity. |
| Motor Drive Interface Module | Energy Meter Communication Gateway |
|
Use Scenario: Low-voltage DC motor control in HVAC actuators with feedback from hall-effect sensors and thermistors. IC Role / Device Role / Timing Role: Real-time PWM generation (via TPM), analog sensor acquisition (ADC), and fault signaling over SCI to main controller. Use Value: 20 MHz bus frequency ensures sub-microsecond timer resolution for precise 20 kHz motor switching, minimizing audible noise. |
Use Scenario: Interfacing between metrology ASIC and PLC via RS-485, with local tamper detection and secure firmware updates. IC Role / Device Role / Timing Role: Secure communication bridge using I²C to read metering data and SCI to transmit encrypted packets over industrial bus. Use Value: Flash security and COP watchdog meet IEC 62056-21 and UL 61010-1 requirements for field-upgradable utility hardware. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 8-bit microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC9S08AW32MFGE | 32 KB Flash, same package and peripheral set - no change in pinout or clock architecture | Supports larger firmware images with additional protocol stacks or encryption libraries | Select when future firmware expansion or OTA update capability is required without PCB redesign |
| S9KEAZ128AMLH | Kinetis E-series ARM Cortex-M0+ core, 128 KB Flash, 16 KB RAM, higher power efficiency at 48 MHz | Requires toolchain migration and peripheral register reinitialization; supports USB and CAN not present in MC9S08AW16MFGE | Choose for new designs needing higher compute throughput, USB connectivity, or long-term roadmap alignment with NXP's Kinetis portfolio |
Compared with MC9S08AW16MFGE, MC9S08AW32MFGE offers immediate Flash scalability within identical hardware constraints, while S9KEAZ128AMLH delivers architectural modernization at the cost of software rework - making the former ideal for incremental upgrades and the latter for next-generation platform development.
Availability
MC9S08AW16MFGE is available at Aetrix Electronics and suitable for industrial sensor nodes, smart appliance control panels, motor drive interface modules, and energy meter communication gateways requiring stable component supply across extended production lifecycles.
Supply support for MC9S08AW16MFGE 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, with roots in Freescale's embedded MCU heritage.
The MC9S08AW16MFGE belongs to the HCS08 family - engineered for deterministic real-time control in resource-constrained environments where reliability, low-power operation, and debug accessibility are critical.
FAQ
What is the maximum bus frequency supported by the MC9S08AW16MFGE?
The MC9S08AW16MFGE supports a maximum bus frequency of 20 MHz. This value is derived from its internal clock generator configuration and directly governs peripheral timing, interrupt latency, and instruction execution speed. The 40-MHz CPU core operates at double this rate via internal divide-by-2 logic, ensuring consistent timing behavior across all on-chip modules in the MC9S08AW16MFGE.
Does the MC9S08AW16MFGE include hardware security features?
Yes, the MC9S08AW16MFGE includes Flash security features such as a security byte and block protection registers (FPROT/NVPROT). These prevent unauthorized readout of program memory and inhibit flash reprogramming once enabled - essential for protecting proprietary algorithms in deployed MC9S08AW16MFGE-based systems.
What package type is used for the MC9S08AW16MFGE?
The MC9S08AW16MFGE uses a 48-pin low-profile quad flat no-lead (QFN) package with exposed thermal pad, documented under case outline 98ASA00466D. This copper-wire QFN variant replaces earlier gold-wire versions and provides enhanced thermal performance and solder joint reliability compared to legacy packaging in the MC9S08AW16MFGE series.
Can the MC9S08AW16MFGE operate without an external crystal?
Yes, the MC9S08AW16MFGE can operate using its internally trimmed RC oscillator in FEI or FEE mode, eliminating the need for external crystals in cost-sensitive or space-constrained designs. Internal trimming allows bus frequencies up to 20 MHz without external components, though accuracy and temperature stability are lower than crystal-based configurations in the MC9S08AW16MFGE.
How many serial communication interfaces does the MC9S08AW16MFGE support?
The MC9S08AW16MFGE integrates two Serial Communication Interface (SCI) modules, one Serial Peripheral Interface (SPI) module, and one Inter-Integrated Circuit (I²C) module. This combination supports simultaneous UART-based diagnostics, SPI-connected sensors or displays, and I²C-based EEPROM or temperature sensors - all concurrently active in the MC9S08AW16MFGE.
MC9S08AW16MFGE Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 44-LQFP
- Series:
- S08
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- S08
- Core Size:
- 8-Bit
- Speed:
- 40MHz
- Connectivity:
- I2C, SCI, SPI
- Peripherals:
- LVD, POR, PWM, WDT
- Number of I/O:
- 34
- Program Memory Size:
- 16KB (16K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 1K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 8x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MC9S08AW16MFGE FAQ
1.How can I place an order for MC9S08AW16MFGE through Aetrix?
Please submit a Request for Quotation (RFQ) for MC9S08AW16MFGE on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MC9S08AW16MFGE reliable?
The price and inventory of MC9S08AW16MFGE are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC9S08AW16MFGE is usually 5 days.
3.What payment methods are accepted for MC9S08AW16MFGE?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC9S08AW16MFGE transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC9S08AW16MFGE?
MC9S08AW16MFGE orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC9S08AW16MFGE order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MC9S08AW16MFGE?
For technical support, including MC9S08AW16MFGE datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC9S08AW16MFGE requirements.
6.How does Aetrix verify that MC9S08AW16MFGE is sourced from the original manufacturer or authorized distributors?
All MC9S08AW16MFGE products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MC9S08AW16MFGE meets industry standards.
7.What is the process for return or replacement of MC9S08AW16MFGE?
All MC9S08AW16MFGE units undergo pre-shipment inspection (PSI). If there is an issue with MC9S08AW16MFGE, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MC9S08AW16MFGE part is unused and in its original packaging.
Return procedure for MC9S08AW16MFGE:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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