MC9S12GC16CPBE - 16-bit HCS12 MCU 16KB Flash 25MHz | NXP
MPN: MC9S12GC16CPBE ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $7.33 | $7.33 |
| 10 | $7.33 | $73.30 |
| 100 | $7.33 | $733.00 |
| 500 | $7.33 | $3,665.00 |
| 1,000 | $7.33 | $7,330.00 |
MC9S12GC16CPBE Overview
A 16-bit MCU is a single-chip computer that executes application code and controls peripherals using a processor core with 16-bit-wide data paths. Within the power-management and semiconductor hierarchy, the MC9S12GC16CPBE sits under the HCS12/S12 architecture family, which descends from the 68HC12 lineage, and belongs to the broader categories of embedded microcontrollers and system-on-chip devices.
Key features include the full 16-bit HCS12 CISC CPU core, on-chip Flash program memory sized at 16KB, an internal phase-locked loop (PLL) that allows system clock frequency versus power consumption trade-offs, and an on-chip bandgap-based voltage regulator (Vreg) that generates the internal digital supply (VDD) from a single external supply. This regulator simplifies power-supply design because the external 2.97 V to 5.5 V rail feeds the internal core directly.
The S12GC architecture supports automotive-grade design practices, and NXP positions the G-Family as devices composed of top on-chip peripherals for automotive designs. The 52-pin 10x10 mm package offers a 0.65 mm pin pitch, well suited to standard surface-mount assembly.
Typical applications include automotive body electronics, sensor and actuator interfaces, industrial control nodes, and general-purpose embedded systems that need a robust 16-bit CISC core with in-system Flash memory.
Design considerations: because this part is listed as NRND (Not Recommended for New Designs) on the official NXP product page, new projects should evaluate higher-density S12GC family members such as the MC9S12GC128, which share the same architecture and footprint.
This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design guidance beyond the raw manufacturer datasheet, helping engineers compare sourcing options in one place.
Drop-in alternatives for MC9S12GC16CPBE — 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 MC9S12GC16CPBE (same form factor and footprint) — differing in Package, Core, Core Processor, Data Bus Width, Flash Memory.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MC9S12GC32CPBE
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
MC9S12GC128CPBER
✅ Drop-In✓ In Stock
$5.95 / Unit
View Datasheet →MC9S12GC96MPBE
✅ Drop-In✓ In Stock
$6.05 / Unit
View Datasheet →MC9S12GC16MFUE
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$9.2 / Unit
View Datasheet →MC9S12GC16CPBE Maximum Ratings & Electrical Characteristics
| Core Processor | HCS12 (S12) CISC |
| Core Size | 16-bit |
| Speed | 25 MHz |
| Flash Memory | 16KB (16K x 8) |
| Supply Voltage Range | 2.97 V to 5.5 V (internal Vreg, nominal 2.5V/5V operation) |
| Package | 52-LQFP / TQFP (10x10 mm) |
| Mounting Type | Surface Mount |
| Pin Count | 52 |
| Peripherals | PLL for frequency/power trade-off; bandgap-based on-chip voltage regulator |
| Family | S12 G-Family (GOLDFISH - EPP) |
| Packaging | Tray |
| Lifecycle Status | NRND (Not Recommended for New Designs) |
MC9S12GC16CPBE 52-lqfp / tqfp (10x10 mm) Pin Configuration Guide
Pin configuration for MC9S12GC16CPBE (52-lqfp / tqfp (10x10 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 MC9S12GC16CPBE.
Refer to the datasheet for full pin configuration.
Typical Applications
MC9S12GC16CPBE is suitable for 6 applications: Automotive Body Electronics, Industrial Control Nodes, Motor and Actuator Control, Sensor Interface Modules, Legacy 5V Embedded Systems, Learning and Development Platforms.
Automotive Body Electronics
The MC9S12GC16CPBE fits automotive body modules because NXP explicitly positions the S12 G-Family as devices composed of top on-chip peripherals for automotive designs. Its single external 2.97 V to 5.5 V supply with an internal bandgap-based Vreg allows direct connection to a regulated 5V rail derived from the vehicle's 12V battery, removing the need for a separate core regulator and reducing module BOM count. The 25 MHz HCS12 CISC core provides deterministic execution for lighting, door, and seat-control logic, while 16KB Flash is sufficient for small state-machine firmware. Designers should verify AEC qualification level for their specific program and confirm the NRND status before committing to new automotive designs.
Recommended
Industrial Control Nodes
In industrial automation nodes such as sensor hubs, valve drivers, and small PLC I/O points, the MC9S12GC16CPBE offers a robust 16-bit CISC core with 5V-class I/O that interfaces directly to legacy industrial signaling without level shifters. The on-chip PLL allows the system clock to be traded against power consumption - running at 25 MHz for real-time tasks or scaled down for low-power standby in battery-buffered installations. The 16KB Flash stores protocol and control firmware for Modbus-style polling loops or simple sequence control. Its tray packaging suits low-to-mid volume industrial builds, and the same-footprint MC9S12GC32 or GC128 provides an upgrade path when firmware grows.
Recommended
Motor and Actuator Control
The S12GC architecture is commonly deployed in DC motor and actuator control boards found in automotive and appliance systems. The MC9S12GC16CPBE's 25 MHz core delivers cycle-deterministic PWM timing and feedback sampling, while the internal voltage regulator keeps the power section to a single 5V rail - useful when the board already carries motor driver ICs and current-sense circuitry. 16KB Flash accommodates commutation tables, PI control loops, and fault-handling code with room to spare for small applications. The device's PLL-based clocking supports fine PWM frequency adjustment to move audible-noise artifacts out of sensitive bands, and pin-compatible family members enable flash-density scaling per motor-count variant.
Recommended
Sensor Interface Modules
For sensor acquisition modules that digitize resistive, voltage-output, or frequency-output sensors, the MC9S12GC16CPBE provides a 16-bit core with ample CPU margin for filtering, linearization, and threshold logic at 25 MHz. The 2.97 V to 5.5 V supply range lets the module run from either 5V or 3.3V-derived rails, and the internal bandgap-based Vreg stabilizes the core against supply sag common in wired sensor buses. The 16KB Flash stores calibration tables and communication firmware. Designers benefit from the HCS12 family's long automotive field history, giving proven EMC behavior in electrically noisy sensor environments near motors and solenoids.
Recommended
Legacy 5V Embedded Systems
Many installed platforms - agricultural equipment, marine electronics, test fixtures, and service tools - still run on 5V logic. The MC9S12GC16CPBE is a natural fit because the entire HCS12 family was designed around 5V operation: a 2.97 V to 5.5 V external supply with an internal regulator means one rail powers everything. The 25 MHz CISC core outperforms earlier HC08 parts while retaining architectural familiarity for teams maintaining legacy 68HC12/HCS12 codebases. For lifecycle management of these platforms, the same-footprint GC96 and GC128 variants provide obsolescence insurance, and aftermarket sources such as Flip Electronics and Rochester Electronics support long-tail procurement.
Recommended
Learning and Development Platforms
The HCS12 architecture remains a teaching staple for embedded-systems courses because its CISC instruction set, memory-mapped I/O, and straightforward BDM debugging make fundamentals visible without vendor abstraction layers. The MC9S12GC16CPBE's 16KB Flash is intentionally sized for coursework: students can read the entire memory map and fit complete lab projects. The on-chip PLL introduces clock-management concepts, and the internal voltage regulator simplifies bench power supply requirements to a single 5V input. Universities and training labs sourcing components benefit from the tray packaging and broad distributor availability across DigiKey, Mouser, Arrow, and LCSC as of October 2026.
Recommended
Recommended Products Summary
Engineering reference data for MC9S12GC16CPBE — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MC9S12GC32CPBE | MC9S12GC128CPBER | MC9S12GC96MPBE | MC9S12GC16MFUE |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 52-LQFP/TQFP (10x10 mm) | 52-LQFP/TQFP (10x10 mm) - same | 52-LQFP/TQFP (10x10 mm) - same | 52-LQFP/TQFP (10x10 mm) - same | 52-LQFP/TQFP (10x10 mm) - same |
| Core | HCS12 16-bit CISC | HCS12 16-bit CISC | HCS12 16-bit CISC | HCS12 16-bit CISC | HCS12 16-bit CISC |
| Flash Memory | 16KB | 32KB | 128KB | 96KB | 16KB |
| Bus Speed | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 25 MHz |
| Supply Voltage | 2.97 V to 5.5 V | 2.97 V to 5.5 V | 2.97 V to 5.5 V | 2.97 V to 5.5 V | 2.97 V to 5.5 V |
| Packing | Tray | Tray | Tape & Reel | Tape & Reel | Tray |
Key Differentiators
- Smallest Flash in the same footprint (vs MC9S12GC128CPBER)
- Integrated bandgap voltage regulator (vs MC9S12GC96MPBE)
- Tray packing for low-volume builds (vs MC9S12GC96MPBE)
Design Notes
The MC9S12GC16CPBE takes a single external 2.97 V to 5.5 V supply; the internal bandgap-based Vreg generates the core VDD. Provide a local 0.1 uF decoupling capacitor on the VDD input pin and follow the manufacturer datasheet's VDDX/VSSA decoupling recommendation. Avoid long shared supply traces with inductive loads (relays, motors) - the internal regulator improves PSRR but does not replace good local decoupling. Estimated: a 5V rail with 50 mA MCU load leaves wide margin below the device's supply maximum of 5.5 V even with a 10% rail tolerance.
This part is NRND per the official NXP product page. Before committing a new PCB, verify long-term availability with NXP or migrate to MC9S12GC128CPBER / MC9S12GC96MPBE, which share the same 52-pin 10x10 mm footprint. Also confirm the exact suffix when ordering: package, temperature, and packing options are encoded in the suffix (CPBE = 52-LQFP/TQFP, tray per FindIC data), and mixing suffixes can deliver parts with different speed grades or packing.
The 52-pin LQFP/TQFP 10x10 mm body uses a fine pin pitch suited to standard SMT reflow. Keep the crystal/oscillator traces short and guard them from PWM or switching signals to protect clock integrity when the PLL multiplies the reference up to 25 MHz. If you plan Flash-density upgrades, lay out the land pattern once and qualify the entire family (GC16/GC32/GC96/GC128) on the same PCB - this is the standard lifecycle strategy for S12GC-based platforms facing NRND status.
Compliance Information
NXP product page lists Environmental Quality information behind the product page tabs; specific RoHS/REACH status was not present in the retrieved snippets and must be confirmed on nxp.com/part/MC9S12GC16CPBE.
