MC9S08PA32VLF - 8-bit S08 MCU 32KB Flash 48-LQFP | NXP
MPN: MC9S08PA32VLF ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.1 | $2.10 |
| 10 | $1.89 | $18.90 |
| 100 | $1.62 | $162.00 |
| 500 | $1.38 | $690.00 |
| 1,000 | $1.15 | $1,150.00 |
MC9S08PA32VLF Overview
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a processor core, program memory, data RAM, and peripherals on one die. Within the embedded-systems hierarchy, the S08PA sits in the low-cost, general-purpose 8-bit MCU class below NXP's 32-bit Kinetis and S12 families, targeting cost-sensitive control tasks in appliances, motor drives, and automotive body electronics.
Key features of the MC9S08PA32VLF include 32 KB (32K x 8) of on-chip Flash, an S08 central processor unit with efficient C-friendly instruction set, up to 20 MHz bus operation, and excellent EFT/ESD robustness highlighted by NXP for the S08P family. The integrated EEPROM eliminates the need for an external nonvolatile memory device, and the FlexTimer supports PWM generation for motor control.
Architecturally, the S08 core is an enhanced, fully upward-compatible descendant of the HC08 architecture, reusing proven IP and development tools. This makes migration from existing 8-bit S08 designs straightforward: the S08P family is scalable and pin-compatible across flash densities, so a board designed around the 32 KB part can later adopt 16 KB or 60 KB variants without PCB rework.
Typical applications include small motor control (fans, pumps, power tools), appliance control panels, battery chargers, lighting control, and automotive body or comfort modules where a 5 V supply domain is standard.
A key design consideration is lifecycle: NXP lists the MC9S08PA32VLF as NRND (Not Recommended for New Designs), so new projects should evaluate the pin-compatible S08P siblings or plan an end-of-life migration path before committing.
This page synthesizes distributor inventory data, family cross-references, and drop-in alternative analysis not found in the manufacturer datasheet alone.
Drop-in alternatives for MC9S08PA32VLF — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with MC9S08PA32VLF (same form factor and footprint) — differing in Core Processor, Package, Peripherals, Series, Lifecycle Status.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MC9S08PA60VLF
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
MC9S08PA16VLF
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
MC9S08PA32VLC
✅ Drop-In📋 Reference alternative (not in catalog)
MC9S08PT16AVWJ
✅ Drop-In✓ In Stock
$1.65 / Unit
View Datasheet →MC9S08DV128CLF
✅ Drop-In✓ In Stock
$0.8 / Unit
View Datasheet →MC9S08DZ32AMLH
✅ Drop-In✓ In Stock
Contact for price
View Datasheet →MC9S08PA32VLF Maximum Ratings & Electrical Characteristics
| Core Processor | S08 |
| Core Size | 8-Bit |
| Maximum Clock Frequency | 20 MHz |
| Flash Memory | 32 KB (32K x 8) |
| Data EEPROM | Yes (integrated) |
| Package | 48-LQFP (7x7 mm) |
| Mounting Type | Surface Mount |
| Peripherals | ADC, Analog Comparator, FlexTimer (motor control), EEPROM |
| Family | S08PA (5V 8-bit S08P) |
| ESD/EFT Performance | Excellent EFT/ESD performance (per NXP S08P family description) |
| Pin-Compatible Family Migration | Yes (scalable S08P family, same S08 core/IP/tools) |
| Lifecycle Status | NRND (Not Recommended for New Designs) |
MC9S08PA32VLF 48-lqfp (7x7 mm) Pin Configuration Guide
Pin configuration for MC9S08PA32VLF (48-lqfp (7x7 mm) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for MC9S08PA32VLF.
Refer to the datasheet for full pin configuration.
Typical Applications
MC9S08PA32VLF is suitable for 6 applications: Small Motor Control, Appliance Control Panels, Battery Chargers, Lighting Control, Industrial Sensor Nodes, Legacy S08 Design Migration.
Small Motor Control
The MC9S08PA32VLF fits fan, pump, and power-tool motor control because NXP integrates a dedicated motor-control FlexTimer for PWM generation alongside an ADC and analog comparator for current and voltage feedback in the same 48-LQFP die. A typical topology uses the FlexTimer outputs to drive a gate-driver stage for a BLDC or brushed-DC motor while the ADC samples shunt current for closed-loop torque control. The 5 V supply domain and the excellent EFT/ESD performance NXP cites for the S08P family help the MCU survive the switching transients typical of motor drives, reducing external protection components and total system cost.
Recommended
Appliance Control Panels
Appliance user interfaces and control boards benefit from the MC9S08PA32VLF's combination of 32 KB Flash, integrated EEPROM for storing user settings and calibration data, and a 5 V I/O domain that interfaces directly with relays, buttons, and LED indicators without level shifting. According to NXP, the S08PA family's integrated EEPROM, ADC, and analog comparator 'simplify design and help reduce system cost' - a direct advantage in cost-sensitive appliance boards. The 20 MHz S08 core provides ample throughput for key-scanning, display refresh, and simple sensor fusion, while the pin-compatible family allows a single PCB design to span product tiers with different firmware sizes.
Recommended
Battery Chargers
Battery charger controllers need ADC-based voltage and current telemetry, a PWM or timer resource for charge-profile control, and nonvolatile storage for charge-state tracking - all of which the MC9S08PA32VLF integrates on-chip. The analog comparator can implement fast overcurrent or termination detection without CPU intervention, improving safety response time, while EEPROM retains learned battery parameters across power cycles. The 5 V operating domain aligns with common charger housekeeping supplies. Because the part is NRND, new charger designs should prefer an active S08P sibling such as the MC9S08PA60VLF, which shares the same 48-LQFP footprint and peripheral philosophy with more Flash headroom.
Recommended
Lighting Control
Dimming and LED lighting controllers map well onto the MC9S08PA32VLF: the FlexTimer generates phase-cut or PWM dimming signals, the ADC reads pot or thermistor inputs, and the analog comparator provides fast overcurrent protection for the switching stage. The 32 KB Flash accommodates multi-mode lighting state machines plus communication housekeeping, and EEPROM stores last-set brightness across power interruptions. NXP's cited excellent EFT/ESD performance suits the mains-derived, electrically noisy environment of lighting ballasts. The 48-LQFP (7x7 mm) package provides enough I/O for multi-channel fixtures while remaining hand-assemblable for low-volume production.
Recommended
Industrial Sensor Nodes
In 24 V industrial environments, the MC9S08PA32VLF serves as a 5 V-domain sensor acquisition node: the ADC digitizes transducer signals, the comparator flags threshold alarms in hardware, and EEPROM stores factory calibration constants. The S08P family's EFT/ESD robustness, explicitly highlighted by NXP, is valuable near contactors, solenoids, and motor starters that inject bursts onto shared grounds. At 20 MHz the S08 core handles filtering and simple protocol stacks for sensor polling. Firmware footprints for these tasks typically fit comfortably in 32 KB, making this NRND part viable for service and replacement programs where redesign is not yet planned.
Recommended
Legacy S08 Design Migration
A primary stated purpose of the S08PA family is migration from existing 8-bit S08 and HC08 products: NXP states the family 'reuses existing S08 core, IP and tools for easy migration from existing 8-bit S08 products' and is 'scalable and pin-compatible.' Boards originally using older HC908/S08 devices can often adopt the MC9S08PA32VLF or a flash-density sibling with little or no PCB change, preserving toolchain investment in CodeWarrior and S08 debug hardware. This application is especially relevant now that many legacy HC08 parts are long obsolete; the S08PA32 provides a modern, in-family landing point for those programs.
Recommended
Recommended Products Summary
Engineering reference data for MC9S08PA32VLF — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MC9S08PA60VLF | MC9S08PA16VLF | MC9S08PA32VLC | MC9S08PT16AVWJ | MC9S08DZ32AMLH |
|---|---|---|---|---|---|---|
| Package | 48-LQFP (7x7 mm) | 48-LQFP (7x7) - same | 48-LQFP (7x7) - same | 48-LQFP (7x7) - same | 48-LQFP (7x7) - same | 48-LQFP (7x7) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Flash Memory | 32 KB | 60 KB | 16 KB | 32 KB | 16 KB | 32 KB |
| Integrated EEPROM | Yes | Yes | Yes | Yes | Yes | Yes |
| Motor Control FlexTimer | Yes (PA family feature) | Yes | Yes | Yes | PT family timers | DZ family timers |
| Typical Applications | Motor control, appliances, chargers | Same PA family use cases, larger firmware | Cost-reduced PA use cases | Identical, different temp grade | PT family targets | Automotive body/network nodes |
Key Differentiators
- Integrated EEPROM on-chip (vs MC9S08PT16AVWJ)
- Dedicated motor-control FlexTimer (vs MC9S08DZ32AMLH)
- Pin-compatible scalability for cost tuning (vs MC9S08PA60VLF)
Design Notes
The MC9S08PA32VLF is NRND per the official NXP product page. Before committing a new PCB, verify remaining lifetime availability with NXP and your distributor, and prefer a lifetime buy or design-in of the pin-compatible MC9S08PA60VLF/MC9S08PA16VLF siblings so a single footprint covers current and future flash needs. Ignoring NRND status is the most common trap for this part in 2026 programs.
The S08PA family targets 5 V systems. Decouple the VDD pin with a 0.1 uF ceramic capacitor placed within a few millimeters of the pin, plus bulk capacitance near the regulator. Verify the exact supply voltage range and operating temperature grade (V vs C suffix) in the official NXP datasheet before finalizing the power tree, since this page's verified data does not enumerate the numeric voltage limits.
Because the S08P family is pin-compatible across flash densities, lay out the 48-LQFP (7x7 mm) footprint so that PA16/PA32/PA60 variants can be substituted without rework. Keep FlexTimer PWM output traces short and away from ADC input traces to minimize switching coupling into analog measurements, and route the analog comparator inputs as a quiet pair with their own ground reference when used for current-limit protection in motor drives.
Compliance Information
NXP product page lists an Environmental Quality section for this part; specific RoHS/REACH status was not captured in the verified data - consult nxp.com/part/MC9S08PA32VLF for current declarations.