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NXP Semiconductors S9S08AW32E5MFUE
- Part No.:
- S9S08AW32E5MFUE
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 64-QFP
- Datasheet:
-
S9S08AW32E5MFUE.pdf
- Description:
- IC MCU 8BIT 32KB FLASH 64QFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,420
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Product details
Overview
S9S08AW32E5MFUE from NXP Semiconductors (formerly Freescale) is an 8-bit HCS08 microcontroller with 32 KB Flash, 2 KB RAM, and a 40-MHz CPU core, designed for embedded control in automotive body electronics and industrial sensor nodes requiring low-power operation and on-chip debug support.
For engineers reviewing the S9S08AW32E5MFUE datasheet, S9S08AW32E5MFUE pinout, S9S08AW32E5MFUE application, or S9S08AW32E5MFUE equivalent, key selection criteria include its 48-pin QFN package, dual SCI interfaces, 16-channel 10-bit ADC with auto-compare, integrated COP watchdog, and single-wire background debug interface for space-constrained designs.
Technical Context
The S9S08AW32E5MFUE implements the HCS08 CPUV2 core with HC08 instruction set extension including BGND, supporting up to 32 interrupt/reset sources and real-time in-circuit emulation via two comparators and nine trigger modes. Its internal clock generator (ICGV4) supports multiple modes including FEI, FEE, and FBE with NVM-trimmed precision.
Peripherals include two SCI modules (13-bit break support), one SPI, one I²C (100 kbps standard-mode), two 16-bit TPM modules (one 2-channel, one 6-channel) with edge-aligned and buffered centered PWM, and an 8-pin keyboard interrupt module-all operating under a 20-MHz bus frequency derived from the 40-MHz CPU clock.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | HCS08 CPUV2, 40-MHz max operation - enables deterministic real-time control at high instruction throughput. |
| Flash Memory | 32 KB on-chip FLASH with block protection - supports field firmware updates and secure code storage. |
| RAM | 2 KB on-chip RAM - sufficient for stack, variables, and buffer handling in sensor/actuator control loops. |
| ADC | 16-channel, 10-bit SAR ADC with automatic compare - allows threshold-triggered actions without CPU intervention. |
| Timers | Two 16-bit TPM modules (2+6 channels) with PWM, input capture, output compare - supports motor control, LED dimming, and timing-critical I/O. |
| Debug Interface | Single-wire background debug mode (BDM) - enables in-system programming and real-time debugging with minimal pin count. |
| Package | 48-pin QFN (98ASA00466D), 7 × 7 mm, exposed pad - provides thermal efficiency and compact footprint for PCB area-sensitive applications. |
Pinout & Package
48-pin QFN package per document 98ASA00466D, thermally enhanced with exposed die pad; pinout validated against MC9S08AW60/AW48/AW32/AW16 datasheet Rev 2 (Dec 2006), Section 2.2 "Device Pin Assignment".
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VDDAD | Power supply inputs | Separate digital and analog supplies enable noise isolation for ADC accuracy. |
| VSS, VSSAD | Ground returns | Dual ground planes reduce coupling between digital switching and analog conversion paths. |
| XTAL / EXTAL | Clock oscillator terminals | Supports crystal, resonator, or external clock source for precise timing and system synchronization. |
| BKGD/MS | Single-wire BDM interface | Enables programming, debugging, and reset control using only one dedicated pin. |
| RESET | Master reset input | Active-low, internally pulled up - eliminates need for external pull-up resistor in most designs. |
| VREFH / VREFL | ADC reference inputs | Allow flexible reference selection (internal bandgap or external) for optimized ADC resolution and range. |
| PTA0–PTA7 | Port A general-purpose I/O | Configurable as GPIO or peripheral function (SCI0, SPI, TPM0); software-selectable pullups/slew/drive. |
| PTB0–PTB7 | Port B general-purpose I/O | Supports KBI, SCI1, TPM1, and ADC channel inputs; includes IRQ pin sharing. |
Key Features
| Feature | Design Value |
|---|---|
| On-chip COP watchdog | Configurable timeout prevents system lockup in safety-critical automotive and industrial functions. |
| Low-voltage detect (LVD) | Programmable trip point with reset or interrupt output ensures reliable operation during brownout conditions. |
| Wait + Stop2/Stop3 power modes | Reduces current consumption to µA-range while retaining RAM content and wake-up capability via IRQ/KBI. |
| Internal pullups on RESET, IRQ, BKGD | Eliminates 3 external resistors, lowering BOM cost and board space in cost-sensitive modules. |
| FLASH security options | Prevents unauthorized read-out of firmware, protecting intellectual property in production devices. |
Applications
| Automotive Door Module | Industrial Temperature Sensor Node |
|---|---|
Use Scenario: Centralized control of window lift, mirror adjustment, and interior lighting in vehicle door assemblies. IC Role / Device Role / Timing Role: Main MCU executing CAN/LIN gateway logic, PWM motor drive, and ADC-based position sensing. Use Value: Dual SCI interfaces support LIN master/slave communication; 16-channel ADC monitors potentiometers and thermistors; 6-channel TPM drives brushed DC motors with closed-loop feedback. | Use Scenario: Battery-powered wireless node measuring ambient temperature and humidity in factory HVAC zones. IC Role / Device Role / Timing Role: Sensor fusion controller managing I²C sensor reads, SPI flash logging, and low-power wake-up scheduling. Use Value: Stop3 mode draws <2 µA; internal LVD triggers safe shutdown before battery depletion; on-chip FLASH stores calibration data and firmware updates. |
| Smart Lighting Dimmer | Appliance Motor Control Board |
Use Scenario: Phase-cut AC dimmer for residential LED fixtures with touch interface and thermal derating. IC Role / Device Role / Timing Role: System controller coordinating zero-cross detection, TRIAC firing, capacitive touch KBI, and thermal monitoring. Use Value: Keyboard interrupt module scans 8 touch pads without CPU load; 10-bit ADC measures heatsink temperature for dynamic dimming limits. | Use Scenario: BLDC motor driver in washing machine drum control with hall-effect commutation and fault reporting. IC Role / Device Role / Timing Role: Timing-critical commutation sequencer using TPM PWM outputs synchronized to hall sensor edges. Use Value: Edge-aligned and centered PWM modes support both trapezoidal and sinusoidal drive; dual SCI enables UART diagnostics and host MCU coordination. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 8-bit microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC9S08AW60CFUE | 60 KB Flash, same 48-pin QFN package, identical peripheral set and pinout | Higher Flash capacity supports larger firmware with OTA update partitions and bootloader redundancy | Select when future firmware growth or secure boot requirements demand >32 KB code space. |
| S9S08SG48E1MTJ | 48 KB Flash, 44-pin LQFP package, no KBI module, reduced ADC channels (8 vs 16) | Lacks keyboard interrupt and half the ADC inputs; better suited for simpler motor control without touch interface | Choose for cost-optimized LQFP-based designs where touch input and multi-sensor ADC are not required. |
Compared with S9S08AW32E5MFUE, the MC9S08AW60CFUE offers direct Flash scalability within identical hardware layout, while the S9S08SG48E1MTJ trades peripheral richness for lower unit cost and alternate packaging-neither is pin-compatible, but both serve adjacent segments of the HCS08 ecosystem.
Availability
S9S08AW32E5MFUE is available at Aetrix Electronics and suitable for automotive body control units, industrial sensor transmitters, and smart appliance control modules requiring stable component supply across extended product lifecycles.
Supply support for S9S08AW32E5MFUE 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 S9S08AW32E5MFUE belongs to the HCS08 family, engineered for cost-sensitive, low-power embedded control in harsh environments where reliability, debug accessibility, and mixed-signal integration are critical.
FAQ
What is the maximum bus frequency supported by the S9S08AW32E5MFUE?
The S9S08AW32E5MFUE supports a maximum bus frequency of 20 MHz, derived from its 40-MHz CPU clock via a configurable divider. This frequency is maintained across all operating modes including Run, Wait, and Active Background Debug, ensuring consistent peripheral timing and interrupt latency in real-time applications.
Does the S9S08AW32E5MFUE include hardware support for CAN communication?
No, the S9S08AW32E5MFUE does not include a CAN controller or physical layer interface. It features two SCI modules (UART), one SPI, and one I²C interface-but no native CAN peripheral. CAN functionality would require external transceivers and software protocol stacks, or migration to an S12X or S32K series MCU.
What debug interface does the S9S08AW32E5MFUE use, and what hardware is required?
The S9S08AW32E5MFUE uses a single-wire background debug mode (BDM) interface via the BKGD/MS pin. Debugging requires an NXP-compatible BDM pod (e.g., OSBDM or DEMO9S08AW60 board) and CodeWarrior Development Studio. No JTAG header or additional pins are needed-only the BKGD line, VDD, and GND connections are mandatory.
Can the S9S08AW32E5MFUE operate from a 3.3 V supply, and what are the voltage limits?
Yes, the S9S08AW32E5MFUE operates from a 2.7–5.5 V supply range. At 3.3 V, it maintains full 40-MHz CPU performance and all peripheral functionality. The VDDAD analog supply must match VDD unless isolated with external filtering; VREFH can be set to 3.3 V for optimal 10-bit ADC resolution.
Is the S9S08AW32E5MFUE pin-compatible with other AW-series MCUs in the same package?
Yes, the S9S08AW32E5MFUE is pin-compatible with MC9S08AW60CFUE, MC9S08AW48CFUE, and MC9S08AW16CFUE in the 48-pin QFN package (98ASA00466D). All share identical pin assignments, electrical characteristics, and peripheral mapping-only Flash/RAM sizes differ, enabling scalable firmware reuse across variants.
S9S08AW32E5MFUE Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 64-QFP
- 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:
- 54
- Program Memory Size:
- 32KB (32K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 2K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 16x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
S9S08AW32E5MFUE FAQ
1.How can I place an order for S9S08AW32E5MFUE through Aetrix?
Please submit a Request for Quotation (RFQ) for S9S08AW32E5MFUE 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 S9S08AW32E5MFUE reliable?
The price and inventory of S9S08AW32E5MFUE are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S9S08AW32E5MFUE is usually 5 days.
3.What payment methods are accepted for S9S08AW32E5MFUE?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S9S08AW32E5MFUE transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S9S08AW32E5MFUE?
S9S08AW32E5MFUE orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S9S08AW32E5MFUE 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 S9S08AW32E5MFUE?
For technical support, including S9S08AW32E5MFUE datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S9S08AW32E5MFUE requirements.
6.How does Aetrix verify that S9S08AW32E5MFUE is sourced from the original manufacturer or authorized distributors?
All S9S08AW32E5MFUE 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 S9S08AW32E5MFUE meets industry standards.
7.What is the process for return or replacement of S9S08AW32E5MFUE?
All S9S08AW32E5MFUE units undergo pre-shipment inspection (PSI). If there is an issue with S9S08AW32E5MFUE, 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 S9S08AW32E5MFUE part is unused and in its original packaging.
Return procedure for S9S08AW32E5MFUE:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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