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NXP Semiconductors MC9S08AW16VFGE
- Part No.:
- MC9S08AW16VFGE
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 44-LQFP
- Datasheet:
-
MC9S08AW16VFGE.pdf
- Description:
- IC MCU 8BIT 16KB FLASH 44LQFP
- Quantity:
- Payment:
- Shipping:
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Product details
Overview
MC9S08AW16VFGE from NXP Semiconductors (formerly Freescale) is an 8-bit HCS08 microcontroller designed for cost-sensitive embedded control applications. It features a 40-MHz CPU, 16 KB on-chip FLASH memory with block protection, 1 KB RAM, and integrated peripherals including dual SCI, SPI, I²C, 16-channel 10-bit ADC, and two 16-bit timer/PWM modules - deployed in automotive body electronics and industrial sensor nodes.
For engineers reviewing the MC9S08AW16VFGE datasheet, MC9S08AW16VFGE pinout, MC9S08AW16VFGE application, or MC9S08AW16VFGE equivalent, key selection criteria include its 48-pin QFN package with exposed thermal pad, single-wire background debug interface, low-voltage detection with interrupt/reset, COP watchdog, and support for up to 32 interrupt sources in resource-constrained designs.
Technical Context
The MC9S08AW16VFGE implements the S08CPUV2 core with HC08 instruction set extension (including BGND), operating at up to 40 MHz CPU frequency and 20 MHz bus frequency. Its internal clock generator supports multiple modes - FEI, FEE, FBE, and SCM - with NVM-trimmed internal reference and external crystal/resonator options.
Peripherals are tightly coupled to the 20 MHz bus: the 16-channel 10-bit ADC includes automatic compare and temperature sensor input; dual SCI modules support 13-bit break; the I²C module operates up to 100 kbps under full bus loading; and the TPM modules provide edge-aligned and centered PWM with buffered output on all channels.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | HCS08 S08CPUV2, 40-MHz max operation - enables real-time deterministic control in sub-100 µs loop cycles |
| FLASH Memory | 16 KB on-chip, in-circuit programmable with block protection - supports field firmware updates without external programmer |
| RAM | 1 KB on-chip - sufficient for stack, variables, and small buffers in sensor/actuator control tasks |
| ADC | 16-channel, 10-bit with auto-compare and internal temperature sensor - eliminates need for external sensing ICs in thermal monitoring |
| Timers | Two 16-bit TPM modules: one 2-channel, one 6-channel - provides independent PWM generation for motor control and lighting dimming |
| Debug Interface | Single-wire background debug mode (BDM) - enables in-circuit debugging with minimal PCB footprint and no JTAG header |
| Package | 48-pin QFN (98ASA00466D), 7 × 7 mm, 0.5 mm pitch, exposed thermal pad - optimized for compact automotive PCB layouts |
Pinout & Package
MC9S08AW16VFGE is housed in a 48-pin low-profile quad flat no-lead (QFN) package per document 98ASA00466D, featuring an exposed thermal pad for enhanced heat dissipation in sealed enclosures. Pin assignments follow Freescale's standard HCS08 AW-series layout with dedicated VDDAD/VSSAD analog supply pins, dual VSS ground pins, and BKGD/MS shared debug/system mode select.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VDDAD | Power supply inputs | VDD = digital core (2.7–5.5 V); VDDAD = analog domain - separate supplies reduce noise coupling into ADC |
| VSS, VSSAD | Ground returns | Dual ground paths isolate digital switching noise from analog reference stability |
| BKGD/MS | Debug interface & mode select | Single-wire BDM communication and master/slave configuration - requires only one PCB trace and pullup |
| RESET | Active-low reset input | Internal pullup eliminates external resistor; accepts power-on reset and external reset assertion |
| XTAL / EXTAL | Clock oscillator terminals | Supports crystal (32 kHz–8 MHz), ceramic resonator, or external clock source - configurable via ICG registers |
| PTA0–PTA7 | Port A general-purpose I/O | 8-bit port with software-selectable pullups, slew rate, and drive strength - configurable as ADC inputs or SCI/I²C signals |
| PTF0–PTF7 | Port F general-purpose I/O | Includes IRQ interrupt input and KBI keyboard interrupt pins - supports wake-from-stop on edge-triggered events |
Key Features
| Feature | Design Value |
|---|---|
| On-chip FLASH security | Prevents unauthorized read-out of firmware via FOPT/NVOPT register locking - critical for IP protection in OEM modules |
| Low-voltage detection (LVD) | Configurable trip point with reset or interrupt output - ensures safe shutdown before brownout-induced state corruption |
| Wait + Stop2/Stop3 power modes | Reduces current draw to <10 µA in Stop3 - extends battery life in always-on sensor nodes |
| Real-time interrupt (RTI) | Programmable periodic wake-up from low-power modes - enables precise time-based sampling without external timer |
| Peripheral cross-triggering | ADC conversion completion can trigger TPM channel reload - enables synchronized sensor-to-PWM response in closed-loop systems |
Applications
| Automotive Door Module | Industrial Temperature Controller |
|---|---|
Use Scenario: Centralized control of power windows, locks, mirrors, and interior lighting in vehicle door assemblies. IC Role / Device Role / Timing Role: Main system controller executing CAN-linked command parsing, PWM-driven motor actuation, and ADC-based switch debouncing. Use Value: Integrated dual SCI supports LIN bus communication; 16-channel ADC monitors tactile switches and hall-effect sensors; 6-channel TPM drives window lift motors with soft-start profiles. | Use Scenario: Standalone DIN-rail mounted unit regulating heater/cooler outputs based on thermistor and RTD inputs. IC Role / Device Role / Timing Role: Real-time PID execution engine with 10-bit ADC sampling, PWM output modulation, and serial Modbus RTU communication. Use Value: On-chip temperature sensor calibrates ADC offset drift; LVD prevents erratic output during mains dips; Stop3 mode reduces standby consumption to <5 µA. |
| Smart Lighting Dimmer | Appliance Motor Control Board |
Use Scenario: DALI- or 0–10 V-controlled LED driver board for commercial lighting fixtures. IC Role / Device Role / Timing Role: Interface translator and PWM generator managing constant-current LED drivers with thermal foldback. Use Value: Dual SCI handles DALI addressing and diagnostics; 10-bit ADC reads thermal sensor and dimmer potentiometer; centered PWM minimizes EMI in high-frequency LED switching. | Use Scenario: Brushless DC motor control in HVAC blowers and kitchen appliances. IC Role / Device Role / Timing Role: Commutation sequencer using Hall sensor inputs and six-phase PWM outputs with dead-time insertion. Use Value: Two independent TPM modules generate complementary PWM pairs; KBI detects emergency stop buttons; internal clock trimming maintains timing accuracy across voltage/temperature. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 8-bit microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC9S08AC16VFGE | Same HCS08 core, 16 KB FLASH, but only 500 B RAM and no internal temperature sensor in ADC | Lacks RTI and reduced peripheral set - suitable for simpler I/O-centric designs without thermal feedback | Select when cost sensitivity outweighs need for ADC temperature compensation and extended sleep modes |
| S9KEAZ128AMLH | Kinetis E-series ARM Cortex-M0+, 128 KB FLASH, 16 KB RAM, 12-bit ADC, 48-pin LQFP - no QFN option | Higher performance, richer peripheral set, but requires ARM toolchain and lacks single-wire BDM | Choose for future-proofing, higher computational load, or migration path from 8-bit to 32-bit without changing PCB footprint |
Compared with MC9S08AC16VFGE, the MC9S08AW16VFGE offers superior analog integration and low-power capability; versus S9KEAZ128AMLH, it delivers lower BOM cost and simpler debug infrastructure at the expense of processing headroom and peripheral scalability.
Availability
MC9S08AW16VFGE is available at Aetrix Electronics and suitable for automotive body electronics, industrial temperature controllers, smart lighting dimmers, and appliance motor control boards requiring stable component supply across extended product lifecycles.
Supply support for MC9S08AW16VFGE 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 HCS08 AW-series, including MC9S08AW16VFGE, was engineered for robust, low-cost 8-bit control in harsh environments - emphasizing reliability, integrated analog, and minimal external components for automotive and industrial subsystems.
FAQ
What is the maximum bus frequency supported by the MC9S08AW16VFGE?
The MC9S08AW16VFGE supports a maximum bus frequency of 20 MHz, derived from its 40-MHz CPU clock via a configurable prescaler in the Internal Clock Generator (ICG). This bus speed enables deterministic timing for ADC conversions, PWM updates, and serial communications while maintaining compatibility with legacy 8-bit peripheral timing requirements. The MC9S08AW16VFGE achieves this using either internal trimmed RC or external crystal sources, with FLL engagement ensuring stable operation across voltage and temperature.
Does the MC9S08AW16VFGE include an internal temperature sensor?
Yes, the MC9S08AW16VFGE integrates an internal temperature sensor connected to the 10-bit ADC - documented in Section 14 (Analog-to-Digital Converter) of the MC9S08AW60 data sheet, which covers the entire AW-series including MC9S08AW16VFGE. This sensor allows self-calibration of ADC offset drift and enables thermal monitoring without external components. The MC9S08AW16VFGE uses the same ADC hardware block as MC9S08AW60, confirming identical temperature-sensing capability.
What debug interface does the MC9S08AW16VFGE use, and what hardware is required?
The MC9S08AW16VFGE uses a single-wire background debug mode (BDM) interface via the BKGD/MS pin, requiring only one signal trace plus a pullup resistor on the target PCB. No external debugger chip is needed - standard Freescale USB-based BDM interfaces (e.g., DEMO9S08AW60) connect directly. The MC9S08AW16VFGE supports breakpoint setting, real-time bus capture, and on-chip emulation without JTAG overhead, making it ideal for space-constrained designs where debug access must coexist with functional I/O.
Can the MC9S08AW16VFGE operate from a 3.3 V supply?
Yes, the MC9S08AW16VFGE operates over a supply range of 2.7 V to 5.5 V, fully supporting 3.3 V nominal systems. Its I/O pins are 5 V tolerant when configured as inputs, and internal regulators maintain stable core voltage across this range. Electrical characteristics in Appendix A of the MC9S08AW60 data sheet confirm valid operation at 3.3 V, including FLASH programming, ADC accuracy, and timer resolution - essential for mixed-voltage industrial designs where the MC9S08AW16VFGE interfaces with both 3.3 V logic and 5 V sensors.
Is the MC9S08AW16VFGE pin-compatible with other AW-series MCUs like MC9S08AW32 or MC9S08AW60?
No - the MC9S08AW16VFGE is not pin-compatible with MC9S08AW32 or MC9S08AW60 in the same 48-pin QFN package. While all three share the 98ASA00466D outline, the MC9S08AW32/AW60 variants route additional FLASH control and higher-pin-count peripherals to unused pads in larger packages (e.g., 64-pin QFP/LQFP), and their 48-pin QFN versions omit certain signals present in the MC9S08AW16VFGE's pin map. Pin assignments must be verified per device-specific "Pins and Connections" chapter - the MC9S08AW16VFGE pinout is defined in Chapter 2 of the MC9S08AW60 data sheet, covering all AW-series devices.
MC9S08AW16VFGE 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:
MC9S08AW16VFGE FAQ
1.How can I place an order for MC9S08AW16VFGE through Aetrix?
Please submit a Request for Quotation (RFQ) for MC9S08AW16VFGE 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 MC9S08AW16VFGE reliable?
The price and inventory of MC9S08AW16VFGE are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC9S08AW16VFGE is usually 5 days.
3.What payment methods are accepted for MC9S08AW16VFGE?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC9S08AW16VFGE transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC9S08AW16VFGE?
MC9S08AW16VFGE orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC9S08AW16VFGE 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 MC9S08AW16VFGE?
For technical support, including MC9S08AW16VFGE datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC9S08AW16VFGE requirements.
6.How does Aetrix verify that MC9S08AW16VFGE is sourced from the original manufacturer or authorized distributors?
All MC9S08AW16VFGE 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 MC9S08AW16VFGE meets industry standards.
7.What is the process for return or replacement of MC9S08AW16VFGE?
All MC9S08AW16VFGE units undergo pre-shipment inspection (PSI). If there is an issue with MC9S08AW16VFGE, 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 MC9S08AW16VFGE part is unused and in its original packaging.
Return procedure for MC9S08AW16VFGE:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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