MC9S08PT16VTG - 8-bit S08 MCU, 16KB Flash, 20MHz | NXP
MPN: MC9S08PT16VTG ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.85 | $1.85 |
| 10 | $1.66 | $16.60 |
| 100 | $1.44 | $144.00 |
| 500 | $1.26 | $630.00 |
| 1,000 | $1.1 | $1,100.00 |
MC9S08PT16VTG Overview
An 8-bit MCU is a microcontroller whose CPU processes data in 8-bit words. Within the semiconductor hierarchy, the MC9S08PT16VTG belongs to the NXP S08P family, which descends from the Freescale HCS08 core lineage: S08 CPU -> 8-bit microcontroller -> embedded processor. 8-bit MCUs of this class dominate cost-sensitive embedded control tasks where 32-bit processors would add unnecessary cost, power, and complexity.
The S08PT family integrates a touch sensing interface (TSI), on-chip EEPROM, and a motor-control flex timer (FTM), reducing external component count and system BOM cost. NXP documents up to 40 interrupt/reset sources with four-level nested interrupt support, and the family is noted for excellent EFT/ESD robustness on its 5V-tolerant I/O. The 20 MHz bus operation is sustained from 2.7V to 5.5V across the entire -40C to +105C range, a parameter margin few 8-bit competitors match.
Architecturally, the part reuses the proven S08 CISC core, IP, and development tools, allowing direct migration from legacy 8-bit S08 designs such as the MC9S08AW, MC9S08DV, and MC9S08QG series. Flash (16KB) is complemented by on-chip EEPROM for parameter storage, eliminating a separate serial EEPROM in many designs.
Typical applications include capacitive touch user interfaces, small motor control (fans, pumps, actuators) using the flex timer, appliance and white-goods control boards, automotive body electronics, and low-power industrial sensors.
Design consideration: NRND (Not Recommended for New Designs) status means the device is fully supported for existing designs, but new designs should evaluate flash-compatible siblings or plan an end-of-life migration path in advance.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for MC9S08PT16VTG — 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 MC9S08PT16VTG (same form factor and footprint) — differing in EEPROM, Package, Lifecycle Status, Operating Temperature, Core Processor.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MC9S08PT8VTG
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
MC9S08PT16VTJ
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$1.89 / Unit
View Datasheet →MC9S08PT16AVWJ
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$1.65 / Unit
View Datasheet →MC9S08PT16VTG Maximum Ratings & Electrical Characteristics
| Core Processor | S08 (HCS08) 8-bit CISC CPU |
| Core Size | 8-Bit |
| Bus Frequency | 20 MHz |
| Operating Supply Voltage | 2.7 V to 5.5 V |
| Flash Memory | 16KB (16K x 8) |
| EEPROM | On-chip |
| Package | 16-TSSOP |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +105C |
| Interrupt/Reset Sources | Up to 40 |
| Nested Interrupt Levels | 4 |
| Touch Sensing Interface | Yes (TSI) |
| Motor Control Timer | Yes (Flex Timer / FTM) |
| ESD/EFT Performance | Excellent (per NXP product page) |
| Lifecycle Status | NRND (Not Recommended for New Designs) |
| Family | S08PT (supports MC9S08PT16(A) and MC9S08PT8(A)) |
| Package Description | TSSOP-16 tray packaging (suffix VTG) |
MC9S08PT16VTG tssop-16 tray packaging (suffix vtg) Pin Configuration Guide
Pin configuration for MC9S08PT16VTG (tssop-16 tray packaging (suffix vtg) 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 MC9S08PT16VTG.
Refer to the datasheet for full pin configuration.
Typical Applications
MC9S08PT16VTG is suitable for 6 applications: Capacitive Touch User Interfaces, Small Motor Control (Fans, Pumps, Actuators), Appliance and White-Goods Control Boards, Automotive Body Electronics, Low-Power Industrial Sensors and Transmitters, Legacy S08 Design Migration and BOM Continuity.
Capacitive Touch User Interfaces
The MC9S08PT16VTG's integrated touch sensing interface (TSI) makes it a natural fit for capacitive touch keys, sliders, and rotary controls on appliance front panels and consumer controls. Running the S08 CPU at 20 MHz from 2.7V to 5.5V, the MCU executes touch acquisition and decision logic on-chip, eliminating a dedicated touch controller. NXP notes the S08PT family offers excellent EFT/ESD performance, which is critical where users directly touch exposed electrodes. With 16KB flash plus on-chip EEPROM, firmware can store calibration and user settings without an external serial EEPROM, reducing BOM cost and board area in cost-sensitive control panels.
Recommended
Small Motor Control (Fans, Pumps, Actuators)
NXP designed the S08PT flex timer (FTM) specifically for motor control, and the MC9S08PT16VTG applies it to small DC and BLDC motors in appliances, HVAC fans, pumps, and actuators. The 20 MHz bus provides adequate headroom for six-step or sensorless commutation loops, while the 5V-tolerant I/O drives gate drivers directly. The -40C to +105C rating suits thermally enclosed motor compartments, and the excellent EFT/ESD performance documented by NXP withstands commutation transients on shared boards. The 40 interrupt/reset sources and four-level nesting let timer, ADC, and communication tasks run predictably alongside the control loop without priority starvation.
Recommended
Appliance and White-Goods Control Boards
Appliance control boards combine touch input, small motor drives, relays, and a 5V supply derived from mains - exactly the profile the MC9S08PT16VTG targets. The 2.7V to 5.5V single-rail operation runs directly from a 5V regulator, the TSI handles user interface keys, the FTM drives fan or pump motors, and on-chip EEPROM stores cycle counters and error logs across power cycles. NXP's documented excellent EFT/ESD performance addresses the noisy electromechanical environment of washers, cookers, and HVAC units. At -40C to +105C, the MCU tolerates oven-adjacent or compressor compartments that exceed commercial 85C part limits.
Recommended
Automotive Body Electronics
The -40C to +105C operating range and robust 5V I/O with excellent EFT/ESD performance make the MC9S08PT16VTG suited to automotive body functions such as seat adjusters, mirror controls, interior lighting, and sensor modules. NXP's S08P family explicitly reuses S08 core and IP trusted in legacy automotive 8-bit platforms, easing qualification continuity. The 20 MHz bus sustained across the full voltage and temperature range ensures deterministic timing for LIN-style polling and relay sequencing under cold crank and load dump-adjacent conditions. The on-chip EEPROM stores trim and diagnostic data without an external part on the constrained automotive BOM.
Recommended
Low-Power Industrial Sensors and Transmitters
Industrial 4-20 mA transmitters and sensor heads benefit from the MC9S08PT16VTG's mix of on-chip EEPROM for calibration constants, 16KB flash for linearization tables, and a 20 MHz bus that wakes, samples, computes, and sleeps quickly. Operation from 2.7V allows direct running from 3.3V rails, while 5V tolerance simplifies interfacing with industrial I/O. The -40C to +105C range covers outdoor enclosures and machinery interiors. NXP's excellent EFT/ESD documentation on the S08PT family reduces failures near contactors and variable frequency drives, a common failure mode for general-purpose 8-bit MCUs in industrial cabinets.
Recommended
Legacy S08 Design Migration and BOM Continuity
NXP states the S08P family reuses the existing S08 core, IP, and tools for easy migration from existing 8-bit S08 products, making the MC9S08PT16VTG a strategic target for designs built on MC9S08QG, AW, DV, or GR series parts. Existing CodeWarrior projects port with minimal changes, debugger workflows carry over, and 5V operation matches legacy board supplies. Engineers consolidating multiple legacy S08 SKUs onto one BOM can standardize on the PT16's 16KB flash, using the pin-compatible PT8 where memory allows. This extends the life of proven PCBs while refreshing supply, an important consideration given the NRND status of this exact MPN.
Recommended
Recommended Products Summary
Engineering reference data for MC9S08PT16VTG — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MC9S08PT8VTG | MC9S08PT16VTJ | MC9S08PT16AVWJ |
|---|---|---|---|---|
| Package | 16-TSSOP | 16-TSSOP - same | 16-TSSOP - same | 16-pin footprint family variant |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Flash Memory | 16KB (16K x 8) | 8KB | 16KB | 16KB |
| Bus Frequency | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| Operating Voltage | 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 |
| Operating Temperature | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C |
| Touch Sensing Interface | Yes (TSI) | Yes (TSI) | Yes (TSI) | Yes (TSI) |
| Lifecycle Status | NRND | NRND (same family status) | NRND (same family status) | NRND (same family status) |
Key Differentiators
- Full 20 MHz bus across entire supply range (vs MC9S08PT8VTG)
- Integrated touch sensing interface (TSI) (vs Legacy S08 parts such as MC9S08GT16CFBE)
- Integrated motor-control flex timer plus EEPROM (vs MC9S08PT8VTG)
Design Notes
The MC9S08PT16VTG is NRND per NXP's official product page. Do not start new designs on this MPN; select it only to sustain existing products. Before committing, confirm long-term supply with distributors and prepare a same-family migration plan - NXP explicitly built the S08P family as scalable and pin-compatible to ease this transition from legacy 8-bit S08 products.
The device specifies 2.7V to 5.5V operation with the full 20 MHz bus maintained across the entire voltage and -40C to +105C temperature range, per the NXP MC9S08PT16 series data sheet. This is a headline advantage: many 8-bit MCUs derate clock speed below 4.5V. Place a 0.1uF ceramic decoupling capacitor directly at VDD and add bulk capacitance near the regulator; on touch-sensing designs, keep the TSI electrodes' ground return free of motor-drive return currents.
NXP markets the S08P family's excellent EFT/ESD performance - valuable when driving relay coils or operating near motors in appliance and automotive boards. Even so, follow the MC9S08PT16 Reference Manual guidance on the RESET pin: internal power-on reset and low-voltage reset circuitry typically make external reset circuitry unnecessary, so avoid legacy external RC reset networks that can slow startup or introduce noise coupling on high-transient boards.
Compliance Information
NXP product page includes an 'Environmental Quality' section for this part, but the retrieved data did not enumerate specific RoHS/REACH values. The 'V' in the VTG suffix conventionally denotes lead-free packaging at NXP, but this was not explicitly stated in the provided data - confirm on the NXP product page.