MC9S08PA16VLD-FR - 8-bit S08 MCU 16KB Flash QFP-44 | NXP
MPN： MC9S08PA16VLD-FR ✓ 啟用中MC9S08PA16VLD-FR 概覽
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.
直接替換替代品，適用於 MC9S08PA16VLD-FR — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： MC9S08PA16VLD-FR （相同外形與佔位） — 差異在於 Package, EEPROM, Flash Memory, Lifecycle Status, Operating Temperature Range.
MC9S08PA16VLD
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
S9S08PTO8VLD
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
MC9S08PT16VLD
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →MC9S08PL16VLD
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
MC9S08GT16ACFDE
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →PIC16F18856-I/PT
✅ 直接替換📋 參考替代品（不在目錄中）
MC9S08PA16VLD-FR 最大額定值與電氣特性
| 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 |
| 工作溫度範圍 | -40 C to +105 C |
| ADC | 12-bit, 10 channels |
| Analog Comparator | Yes, integrated |
| Timers | FlexTimer + TPM + PIT |
| Communication | SCI (UART), SPI, I2C |
| 封裝 | 44-pin LQFP (VLD) |
| 安裝類型 | Surface Mount |
| MSL 等級 | 3 (168 Hours) |
| ROHS / REACH Status | RoHS compliant; REACH unaffected |
| HTSUS | 8542.31.0001 |
MC9S08PA16VLD-FR 44-pin lqfp (vld) 腳位配置指南
MC9S08PA16VLD-FR（44-pin lqfp (vld) 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： MC9S08PA16VLD-FR.
請參閱 資料表 以查看完整腳位配置。
典型應用
MC9S08PA16VLD-FR 適用於 6 應用s: 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.
推薦
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.
推薦
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.
推薦
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.
推薦
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.
推薦
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.
推薦
推薦產品摘要
工程參考資料，適用於 MC9S08PA16VLD-FR — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | 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 |
主要差異化特點
- On-chip EEPROM for non-volatile data (對比Microchip PIC16F18856-I/PT)
- 5V tolerant I/O rail (對比S9S08PTO8VLD (smaller Flash))
- FlexTimer for motor control on-chip (對比MC9S08GT16ACFDE (legacy HCS08))
設計說明
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).
合規資訊
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.
