MC9S08PA16VLD-FR - 8-bit S08 MCU 16KB Flash QFP-44 | NXP
MPN: MC9S08PA16VLD-FR ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.85 | $2.85 |
| 10 | $2.55 | $25.50 |
| 100 | $2.28 | $228.00 |
| 500 | $2.05 | $1,025.00 |
| 1,000 | $1.85 | $1,850.00 |
| 3,000 | $1.68 | $5,040.00 |
MC9S08PA16VLD-FR Overview
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory (typically Flash), RAM, and a rich set of peripherals including timers, ADCs, and communication interfaces. The S08PA family sits within NXP's broader HCS08 / S08 microcontroller hierarchy, which targets low-power, deterministic, and cost-optimized designs where 32-bit performance is not required. The S08PA family is the affordable, 5V-tolerant evolution of the legacy HC08 and S08 cores, with a focus on EFT/ESD robustness, integrated EEPROM for parameter storage, and analog-rich peripherals that compete directly with Microchip PIC16/18 and Atmel/Microchip AVR devices.
Key specifications include 16KB program Flash, 1KB RAM, 128B EEPROM, an internal clock source, multiple timers including the FlexTimer for motor control, and a 10-channel 12-bit ADC. The device operates over -40C to +105C and is offered in a 44-pin LQFP (VLD) package designed for hand-solder-friendly prototyping as well as high-volume SMT production. A built-in analog comparator and a configurable interrupt controller reduce external component count for typical sensor and motor-control applications.
Architecturally, the S08PA core is a von-Neumann-style 8-bit CPU with a 16-bit index register and a stack pointer, executing the same S08 instruction set used across the HCS08 family. Reuse of the existing S08 core, IP, and tools means code, compilers (CodeWarrior, GCC for S08), and in-circuit debuggers migrate freely between PA, PT, and PL family devices, simplifying product-platform development.
Typical applications include BLDC and brushed-DC motor control in small appliances and fans, sensor interfaces in white goods and HVAC, lighting controls, low-end user-interface panels, and any cost-sensitive industrial sensor node that benefits from on-chip EEPROM parameter storage. The wide 2.7V-5.5V supply tolerates 3.3V logic or 5V rails directly from battery packs or rectified mains.
When designing with this MCU, allocate the unused ADC channels to product-feature expansion, plan for an external 32.768 kHz crystal if precise time-of-day is required, and reserve one GPIO for an LED-status or fault indicator. Decouple VDD/VSS with a 100nF X7R capacitor placed within a few millimeters of the package pins.
This page synthesizes distributor pricing for the MC9S08PA16VLD-FR, drop-in alternatives from the S08P family and cross-brand competition, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for MC9S08PA16VLD-FR — 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 MC9S08PA16VLD-FR (same form factor and footprint) — differing in EEPROM, Operating Temperature Range, Package.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MC9S08PA16VLD
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
S9S08PTO8VLD
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
MC9S08PT16VLD
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
Contact for price
View Datasheet →MC9S08PL16VLD
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
MC9S08GT16ACFDE
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$9.3 / Unit
View Datasheet →PIC16F18856-I/PT
✅ Drop-In📋 Reference alternative (not in catalog)
MC9S08PA16VLD-FR Maximum Ratings & Electrical Characteristics
| Core | S08 8-bit CPU |
| Program Flash | 16 KB |
| RAM | 1 KB |
| EEPROM | 128 B |
| Maximum Bus Frequency | 20 MHz |
| Supply Voltage Range | 2.7 V to 5.5 V |
| Operating Temperature Range | -40 C to +105 C |
| ADC | 12-bit, 10 channels |
| Analog Comparator | Yes, integrated |
| Timers | FlexTimer + TPM + PIT |
| Communication | SCI (UART), SPI, I2C |
| Package | 44-pin LQFP (VLD) |
| Mounting Type | Surface Mount |
| MSL Level | 3 (168 Hours) |
| ROHS / REACH Status | RoHS compliant; REACH unaffected |
| HTSUS | 8542.31.0001 |
MC9S08PA16VLD-FR 44-pin lqfp (vld) Pin Configuration Guide
Pin configuration for MC9S08PA16VLD-FR (44-pin lqfp (vld) 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 MC9S08PA16VLD-FR.
Refer to the datasheet for full pin configuration.
Typical Applications
MC9S08PA16VLD-FR is suitable for 6 applications: Small BLDC and Brushed-DC Motor Control, White Goods and HVAC Sensor Interfaces, Lighting Control and LED Drivers, Industrial Sensor Hubs and IO-Link Nodes, User Interface Panels and Keypad Controllers, Battery-Powered Appliance and Consumer Devices.
Small BLDC and Brushed-DC Motor Control
The MC9S08PA16VLD-FR is a strong fit for small BLDC and brushed-DC motor-control designs such as appliance fans, water pumps, and small drones. Its integrated FlexTimer module supports complementary PWM generation with dead-time insertion, which is exactly what three-phase motor commutation needs. The on-chip analog comparator enables back-EMF or current-sense zero-crossing detection without an external op-amp, while the 12-bit ADC monitors bus voltage and thermals.
Recommended
White Goods and HVAC Sensor Interfaces
In white goods (washing machines, refrigerators, dishwashers) and HVAC sensor hubs, the MC9S08PA16VLD-FR provides analog and digital integration at the lowest BOM cost. The 12-bit ADC reads thermistor or pressure-sensor inputs directly; the analog comparator offers over-temperature or over-current thresholds without extra components. The 16KB Flash holds sensor linearization tables and UI state machines, while the integrated EEPROM stores calibration constants that survive power cycles.
Recommended
Lighting Control and LED Drivers
For LED drivers, dimmers, and color-mixing controllers, the MC9S08PA16VLD-FR runs PWM channels through its TPM modules to dim LEDs smoothly while the ADC reads ambient light sensors or potentiometers for closed-loop brightness control. The 5V tolerance allows direct connection to triac-based dimmer interfaces common in mains-lighting products. Internal EEPROM stores user brightness presets across power cycles.
Recommended
Industrial Sensor Hubs and IO-Link Nodes
Industrial sensor hubs and IO-Link slave devices benefit from the MC9S08PA16VLD-FR's 5V-tolerant I/O and analog-rich peripherals. The 12-bit ADC combined with the internal analog comparator supports fast threshold detection on 4-20 mA or 0-10V analog sensor inputs. On-chip EEPROM holds calibration data, while the SCI (UART) maps directly to IO-Link physical-layer transceivers. The wide -40C to +105C range tolerates unheated industrial cabinets.
Recommended
User Interface Panels and Keypad Controllers
User-interface panels such as keypads, capacitive-touch button controllers, and simple LCD HMIs use the MC9S08PA16VLD-FR for debounce logic, LED scanning, and backlight control. The generous GPIO count on the LQFP-44 footprint supports matrix keypads up to 8x8 directly. The 16KB Flash holds menu and language strings, while the integrated EEPROM stores user preferences that survive power-cycle events.
Recommended
Battery-Powered Appliance and Consumer Devices
For battery-powered consumer devices such as cordless tools, electric toothbrushes, and handheld appliances, the MC9S08PA16VLD-FR provides the right balance of performance and power efficiency in a 5V-tolerant package. The 16KB Flash holds state-machine firmware, the internal EEPROM stores usage telemetry, and the ADC monitors battery voltage. The wide supply range tolerates single-cell Li-ion droop curves without needing a separate regulator.
Recommended
Recommended Products Summary
Engineering reference data for MC9S08PA16VLD-FR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MC9S08PA16VLD | S9S08PTO8VLD | MC9S08PT16VLD | MC9S08PL16VLD | PIC16F18856-I/PT |
|---|---|---|---|---|---|---|
| Package | LQFP-44 (VLD) | LQFP-44 (VLD) - same | LQFP-44 (VLD) - same | LQFP-44 (VLD) - same | LQFP-44 (VLD) - same | LQFP-44 (PT) - same footprint |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | Microchip Technology |
| Core | S08 8-bit | S08 8-bit | S08 8-bit | S08 8-bit | S08 8-bit | PIC16 8-bit |
| Program Flash | 16 KB | 16 KB | 8 KB | 16 KB | 16 KB | 28 KB |
| RAM | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB | 2 KB |
| EEPROM | 128 B on-chip | 128 B on-chip | 128 B on-chip | 128 B on-chip | 128 B on-chip | 256 B on-chip |
| Maximum Bus Frequency | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 32 MHz |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 1.8 V to 5.5 V |
| Operating Temperature Range | -40 C to +105 C | -40 C to +105 C | -40 C to +105 C | -40 C to +105 C | -40 C to +105 C | -40 C to +85 C |
Key Differentiators
- On-chip EEPROM for non-volatile data (vs Microchip PIC16F18856-I/PT)
- 5V tolerant I/O rail (vs S9S08PTO8VLD (smaller Flash))
- FlexTimer for motor control on-chip (vs MC9S08GT16ACFDE (legacy HCS08))
Design Notes
Place a 100nF X7R ceramic decoupling capacitor within 5 mm of each VDD/VSS pair on the MC9S08PA16VLD-FR. For designs with strong digital switching loads, add a bulk 4.7uF tantalum or aluminum-polymer cap on the MCU supply rail. The internal regulator of the S08PA can source surge currents during flash programming events, so decoupling directly at the package pins prevents in-system programming failures.
Route the analog ADC inputs away from PWM outputs and switching traces; the MC9S08PA16VLD-FR uses a multiplexed 12-bit ADC whose sample-and-hold performance degrades when adjacent traces couple digital switching noise. Use a ground pour under the ADC area and consider a ferrite bead between digital and analog supply if the application is motor control.
Do not exceed the 5.5V absolute-maximum supply on the MC9S08PA16VLD-FR or latch-up risk increases. If your design pulls power from rectified mains before regulation, add a TVS diode or zener clamp on VDD. Note also that the internal clock accuracy is roughly +/- 2% across voltage and temperature; if your design needs precise UART baud rates, enable the crystal oscillator (EXTAL/XTAL pins on the LQFP-44).
Compliance Information
RoHS compliant and REACH unaffected per distributor listings. Halogen-free status and conflict-mineral statement were not present in the verified data - set to 'unknown' rather than guessed.
