MC9S08PT32VLH - 8-bit 20MHz S08 MCU, 32KB Flash, 64-LQFP | NXP
Référence : MC9S08PT32VLH ✗ Fin de vie| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $3.78 | $3,78 |
| 10 | $3.36 | $33,60 |
| 100 | $2.78 | $278,00 |
| 500 | $2.42 | $1 210,00 |
| 1 000 | $2.05 | $2 050,00 |
MC9S08PT32VLH Présentation
An 8-bit microcontroller is a small computing device that integrates a CPU, memory, and programmable peripherals on a single die. The S08 core is a Harvard-style CISC architecture widely used in automotive body electronics, white goods, and industrial sensor interfaces. The 8-bit MCU belongs to the broader category of microcontrollers -> embedded processors -> integrated circuits -> semiconductors, and is typically selected when cost, deterministic behavior, and low power outweigh the need for 32-bit processing throughput.
Key features of the MC9S08PT32VLH include 32 KB of embedded Flash with security, 256 bytes of EEPROM for data storage, an on-chip touch-sensing interface (TSI) supporting up to 16 electrodes, an integrated motor-control FlexTimer with PWM outputs, a multi-channel 12-bit ADC, and multiple serial interfaces (SCI, SPI, I2C). The wide operating voltage range (2.7 V to 5.5 V) and low-power modes with wake-up sources make it suitable for battery- and line-powered applications alike.
Architecturally, the part uses NXP's HCS08 instruction set with a background-debug controller (BDC) for in-circuit programming and a watchdog timer for safety-critical tasks. The combination of an internal clock source with active generator, hardware CRC, and built-in security/lock features provides a robust baseline for connected or field-deployed systems.
Typical applications include capacitive touch user interfaces (TSI), small BLDC and brushed DC motor controllers, home appliances, building automation nodes, and automotive body controllers. The AEC-Q100-qualified MC9S08PT32 variants are commonly selected for door modules, seat controls, and HVAC panels. The integrated EEPROM eliminates external memory in many designs.
When designing with this device, allocate enough PCB area for the 64-LQFP footprint (0.5 mm pitch) and place decoupling capacitors adjacent to each VDD/VSS pair. The TSI electrodes should be routed to minimize trace-to-trace coupling and shield-to-electrode capacitance for reliable touch sensing.
This page synthesizes distributor pricing, parametric drop-in alternatives, and engineering design notes that complement the manufacturer datasheet. Information gain beyond the datasheet includes a structured comparison table and selection guide.
Alternatives de remplacement direct pour MC9S08PT32VLH — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec MC9S08PT32VLH (même facteur de forme et même empreinte) — différant par Package, Core, Number of I/O, Program Memory Size, RoHS Status.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
MC9S08PT32VLC
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
MC9S08PT60VLH
✅ Remplacement direct✓ En stock
$3.65 / unité
Voir la fiche technique →MC9S08PA32AVLH
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MC9S08DV60AMLH
✅ Remplacement direct✓ En stock
$3.85 / unité
Voir la fiche technique →MC9S08MM32VLH
✅ Remplacement direct✓ En stock
$4.95 / unité
Voir la fiche technique →MC9S08PT32VLH Valeurs maximales et caractéristiques électriques
| Core | S08 (HCS08) |
| Largeur du bus de données | 8 bit |
| Fréquence d'horloge maximale | 20 MHz |
| Program Memory Size | 32 KB Flash |
| EEPROM Size | 256 B |
| Boîtier | 64-LQFP (10x10 mm), 0.5 mm pitch |
| Type de montage | Surface Mount |
| Supply Voltage Range | 2.7 V to 5.5 V |
| Plage de température de fonctionnement | -40 C to +105 C |
| ADC | 12-bit, multi-channel |
| Touch Sensing Interface (TSI) | Yes, up to 16 electrodes |
| Motor Control FlexTimer (FTM) | Yes, with PWM |
| Communication Interfaces | SCI (UART), SPI, I2C |
| Watchdog Timer | Yes (COP) |
| Background Debug Controller (BDC) | Yes |
| Internal Clock Source | Yes (with active generator) |
| Statut RoHS | Compliant |
Guide de configuration des broches du MC9S08PT32VLH 64-lqfp (10x10 mm), 0.5 mm pitch
Configuration des broches du MC9S08PT32VLH (boîtier 64-lqfp (10x10 mm), 0.5 mm pitch). Ce circuit intégré numérique comprend des GPIO, des interfaces de communication (UART, SPI, I2C) et des broches d'alimentation. Consultez la fiche technique du fabricant pour les fonctions alternatives des broches et les options de configuration. Indispensable pour la conception de systèmes embarqués et la conception de circuits imprimés.
Aucune donnée de brochage détaillée disponible pour MC9S08PT32VLH.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
MC9S08PT32VLH convient pour 6 applications: Capacitive Touch User Interface (TSI), Small BLDC / Brushed DC Motor Control, Home Appliance Control Board, Building Automation Sensor Node, Automotive Body Controller (NRND/AEC-Q100 variants), Industrial Sensor and Actuator Interface.
Capacitive Touch User Interface (TSI)
The MC9S08PT32VLH's on-chip Touch Sensing Interface (TSI) supports up to 16 electrodes, eliminating the need for an external touch controller and reducing BOM cost in user-interface modules. Its 20 MHz S08 core delivers fast electrode-scan response, while 32 KB Flash accommodates state-machine plus communication firmware for I2C/SPI link to a host MCU. The 64-LQFP package exposes enough GPIO for backlight PWM and LED indicators alongside TSI channels, and the 2.7-5.5 V supply range simplifies sharing a rail with capacitive sensors.
Recommandé
Small BLDC / Brushed DC Motor Control
Integrated FlexTimer (FTM) with PWM outputs, hardware dead-time insertion, and a 12-bit ADC for back-EMF sensing make the MC9S08PT32VLH well suited for small brushless DC and brushed DC motor controllers up to a few hundred watts. The S08 core runs the sensorless commutation algorithm at deterministic cycle times, while the 32 KB Flash holds state-machine code plus tuning tables. The 64-LQFP exposes dedicated FTM channels and ADC inputs that map cleanly to a 3-phase half-bridge power stage.
Recommandé
Home Appliance Control Board
Washing machines, dishwashers, microwave ovens, and small kitchen appliances use 8-bit MCUs to drive displays, relays, and triac-based heater controls. The MC9S08PT32VLH provides 32 KB Flash for user-interface and safety logic, hardware CRC for IEC 60730 class-B compliance, and the 12-bit ADC to read NTC temperature sensors. The -40 to +105 C operating range covers the appliance ambient envelope, and the integrated 256-byte EEPROM stores user presets without an external memory chip.
Recommandé
Building Automation Sensor Node
Lighting controllers, occupancy sensors, and HVAC damper actuators benefit from the MC9S08PT32VLH's low-power stop modes, SCI/SPI interfaces for networked sensors, and 12-bit ADC for environmental measurements. The TSI can read capacitive proximity sensors at very low standby current, while the watchdog and hardware CRC satisfy fault-tolerant networked-node requirements. The 32 KB Flash accommodates Zigbee/BLE-host command firmware or Modbus-over-RS485 stacks.
Recommandé
Automotive Body Controller (NRND/AEC-Q100 variants)
AEC-Q100-qualified S08PT parts are deployed in door modules, seat-position controllers, and HVAC panels where the MC9S08PT32-class silicon handles switch-matrix scanning, LED driver control, and LIN-bus communication. The 12-bit ADC reads position sensors, the 32 KB Flash stores calibration tables and power-mode logic, and the integrated EEPROM retains user preferences across battery disconnects. The -40 to +105 C range covers cabin thermal exposure.
Recommandé
Industrial Sensor and Actuator Interface
Factory-floor sensor-interface boards and small PLC I/O modules rely on the MC9S08PT32VLH's analog and digital peripherals: the 12-bit ADC for 4-20 mA loop measurements, FTM PWM for proportional valves, and SCI for RS-485 Modbus communication. The 32 KB Flash fits deterministic control firmware with self-test routines, while the hardware CRC supports IEC 61508 safety functions on simple SIL-1 paths. The wide supply range accepts 24 V industrial rails after external regulation.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour MC9S08PT32VLH — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | MC9S08PT60VLH | MC9S08PA32AVLH | MC9S08DV60AMLH | MC9S08MM32VLH |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 64-LQFP (10x10 mm) | 64-LQFP - same | 64-LQFP - same | 64-LQFP - same | 64-LQFP - same |
| Core | S08 (HCS08) 8-bit | S08 8-bit | S08 8-bit | S08 8-bit | S08 8-bit |
| Max Clock Frequency | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 40 MHz |
| Flash Memory | 32 KB | 60 KB | 32 KB | 60 KB | 32 KB |
| Touch Sensing Interface (TSI) | Yes, up to 16 electrodes | Yes, up to 16 electrodes | No | Yes | No |
| Communication Interfaces | SCI, SPI, I2C | SCI, SPI, I2C | SCI, SPI, I2C | SCI, SPI, I2C, CAN | SCI, SPI, I2C |
| Operating Temperature | -40 C to +105 C | -40 C to +105 C | -40 C to +85 C | -40 C to +125 C | -40 C to +105 C |
Principaux différenciateurs
- Integrated Touch Sensing Interface (TSI) with up to 16 electrodes (vs MC9S08PA32AVLH)
- Balanced 32 KB Flash for value-tier designs (vs MC9S08PT60VLH)
- On-chip EEPROM for non-volatile data storage (vs MC9S08DV60AMLH)
Notes de conception
Allocate copper area under the exposed pad region of the 64-LQFP (where present) for thermal dissipation and connect the central pad to a digital ground. Place 100 nF decoupling capacitors within 3 mm of each VDD/VSS pair; add a bulk 4.7 uF capacitor near the regulator input. Keep TSI electrode traces short and guarded with a ground hatch to minimize parasitic capacitance.
Use the internal clock source with active generator for low-power wait and stop modes; switch to the FLL-engaged internal reference only when peripheral accuracy (UART, PWM) demands it. Configure the voltage regulator (PMC) for normal and low-power modes explicitly in firmware to avoid unintended current draw of 100-300 uA above the datasheet floor.
Do not route the TSI electrode traces over or near switching power traces; capacitive coupling can inject noise and degrade touch sensitivity. When using the FlexTimer for motor PWM, enable hardware dead-time insertion to prevent shoot-through, and ensure the ADC sample window is positioned outside the PWM switching edge to avoid coupling into current-sense measurements.
Informations de conformité
RoHS compliant per NXP product page. AEC-Q100 qualification applies to the S08PT32 automotive variants (V suffix parts); standard VLH is industrial grade. Confirm exact qualification status with NXP for your specific ordering code.
