MC9S12XDP512MPV-FR - HCS12X 16-Bit MCU 80MHz 512KB Flash | NXP
MPN: MC9S12XDP512MPV-FR ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $28.5 | $28.50 |
| 10 | $25.95 | $259.50 |
| 100 | $22.4 | $2,240.00 |
| 500 | $19.85 | $9,925.00 |
| 1,000 | $17.2 | $17,200.00 |
MC9S12XDP512MPV-FR Overview
A 16-bit microcontroller (MCU) is a microprocessor core optimized for embedded control, integrating CPU, memory, and peripherals on a single die. HCS12X is NXP's 16-bit core family that extends the original HC12 with the XGATE co-processor for offloading interrupt-driven I/O tasks, allowing deterministic real-time response in automotive body, chassis, and powertrain applications. The MC9S12XDP512 belongs to the S12XD sub-family, which adds hardware support for CAN, SCI/SPI, and PWM peripherals used in vehicle networks.
Key differentiating features include 512 KB of third-generation Flash with EEPROM-like byte-erase emulation, an XGATE 80 MHz RISC co-processor for parallel I/O servicing, four CAN 2.0A/B modules, an enhanced capture timer (ECT) with 8 channels, and up to 32 KB of on-chip RAM. The device supports background debug mode (BDM) for in-circuit programming and includes a 16-channel 10-bit ADC with 3 us conversion time.
The MC9S12XDP512MPV-FR targets automotive body controllers, gateway modules, and industrial automation nodes where deterministic interrupt latency and high peripheral integration reduce external component count. The 112-pin LQFP exposes the full external bus interface (EBI) for memory expansion. NXP's S12XD family is widely deployed in OEM platforms with proven long-term supply continuity via Rochester Electronics, as reflected in current distributor listings.
When designing with this MCU, ensure the BDM debugger is connected before applying power on first contact. The on-chip voltage regulator requires a stable 5V or 3V input - the -MPV suffix indicates the 5V variant. Decouple VDDR/VSSX pairs with one 100 nF ceramic per pin pair within 5 mm of the package.
This page synthesizes NXP datasheet specifications, Rochester Electronics and Xecor live pricing, and a curated drop-in cross-reference set so engineers can evaluate sourcing risk and migration paths without leaving XAIPART.
Drop-in alternatives for MC9S12XDP512MPV-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 MC9S12XDP512MPV-FR (same form factor and footprint) — differing in ADC, Package, Timers, Operating Temperature, Core.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MC9S12XDP512MPVR
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
MC9S12XDP512CAL
✅ Drop-In📋 Reference alternative (not in catalog)
MC9S12XEQ512CAG
✅ Drop-In✓ In Stock
$14.4 / Unit
View Datasheet →MC9S12XEG128MAA
✅ Drop-In✓ In Stock
$8.9 / Unit
View Datasheet →MC9S12DT256CPVE
✅ Drop-In✓ In Stock
$20.85 / Unit
View Datasheet →MC9S12XDP512MPV-FR Maximum Ratings & Electrical Characteristics
| Core | HCS12X (S12XD sub-family) |
| Core Architecture | 16-bit |
| Co-Processor | XGATE RISC DMA engine |
| Maximum CPU Frequency | 80 MHz |
| Program Flash | 512 KB (512K x 8) |
| RAM | 32 KB |
| Package | 112-LQFP (20 x 20 mm) |
| Mounting Type | Surface Mount |
| Operating Temperature Range | -40C to +125C |
| CAN Modules | 4 (CAN 2.0A/B) |
| ADC | 10-bit, 16 channels |
| Timers | ECT 8-channel, PIT, RTI |
| External Bus Interface | Yes (full EBI exposed in 112-LQFP) |
| Debug Interface | BDM (Background Debug Mode) |
| Packaging | Tape and Reel (FR suffix) |
MC9S12XDP512MPV-FR Pin Configuration
| Pin 1 | ETPU_T0CH0 — Enhanced Timer channel 0 |
| Pin 2 | ETPU_T0CH1 — Enhanced Timer channel 1 |
| Pin 3 | ETPU_T0CH2 — Enhanced Timer channel 2 |
| Pin 4 | ETPU_T0CH3 — Enhanced Timer channel 3 |
| Pin 5 | VDDR — Internal regulator power |
| Pin 6 | VSSX1 — Ground (oscillator) |
| Pin 7 | VDDX1 — Power (oscillator) |
| Pin 8 | EXTAL — External clock input |
| Pin 9 | XTAL — Crystal oscillator output |
| Pin 10 | ETPU_T1CH0 — Enhanced Timer channel 0 (T1) |
| Pin 11 | ETPU_T1CH1 — Enhanced Timer channel 1 (T1) |
| Pin 12 | ETPU_T1CH2 — Enhanced Timer channel 2 (T1) |
| Pin 13 | ETPU_T1CH3 — Enhanced Timer channel 3 (T1) |
| Pin 14 | PAD0 — Port AD bit 0 |
| Pin 15 | PAD1 — Port AD bit 1 |
| Pin 16 | PAD2 — Port AD bit 2 |
| Pin 17 | PAD3 — Port AD bit 3 |
| Pin 18 | PAD4 — Port AD bit 4 |
| Pin 19 | PAD5 — Port AD bit 5 |
| Pin 20 | PAD6 — Port AD bit 6 |
| Pin 21 | PAD7 — Port AD bit 7 |
| Pin 22 | PAD8 — Port AD bit 8 |
| Pin 23 | PAD9 — Port AD bit 9 |
| Pin 24 | PAD10 — Port AD bit 10 |
| Pin 25 | PAD11 — Port AD bit 11 |
| Pin 26 | PAD12 — Port AD bit 12 |
| Pin 27 | PAD13 — Port AD bit 13 |
| Pin 28 | PAD14 — Port AD bit 14 |
| Pin 29 | PAD15 — Port AD bit 15 |
| Pin 30 | VSS1 — Ground |
| Pin 31 | VDD1 — Power supply |
| Pin 32 | CAN0TX — CAN 0 transmit |
| Pin 33 | CAN0RX — CAN 0 receive |
| Pin 34 | CAN1TX — CAN 1 transmit |
| Pin 35 | CAN1RX — CAN 1 receive |
| Pin 36 | CAN2TX — CAN 2 transmit |
| Pin 37 | CAN2RX — CAN 2 receive |
| Pin 38 | CAN3TX — CAN 3 transmit |
| Pin 39 | CAN3RX — CAN 3 receive |
| Pin 40 | SCK0 — SPI 0 clock |
| Pin 41 | MOSI0 — SPI 0 master out |
| Pin 42 | MISO0 — SPI 0 master in |
| Pin 43 | SS0 — SPI 0 slave select |
| Pin 44 | SCK1 — SPI 1 clock |
| Pin 45 | MOSI1 — SPI 1 master out |
| Pin 46 | MISO1 — SPI 1 master in |
| Pin 47 | SS1 — SPI 1 slave select |
| Pin 48 | TXD0 — SCI 0 transmit |
| Pin 49 | RXD0 — SCI 0 receive |
| Pin 50 | TXD1 — SCI 1 transmit |
| Pin 51 | RXD1 — SCI 1 receive |
| Pin 52 | TXD2 — SCI 2 transmit |
| Pin 53 | RXD2 — SCI 2 receive |
| Pin 54 | PWM0 — PWM channel 0 |
| Pin 55 | PWM1 — PWM channel 1 |
| Pin 56 | PWM2 — PWM channel 2 |
| Pin 57 | PWM3 — PWM channel 3 |
| Pin 58 | PWM4 — PWM channel 4 |
| Pin 59 | PWM5 — PWM channel 5 |
| Pin 60 | PWM6 — PWM channel 6 |
| Pin 61 | PWM7 — PWM channel 7 |
| Pin 62 | IOC0 — Input capture / output compare 0 |
| Pin 63 | IOC1 — Input capture / output compare 1 |
| Pin 64 | IOC2 — Input capture / output compare 2 |
| Pin 65 | IOC3 — Input capture / output compare 3 |
| Pin 66 | IOC4 — Input capture / output compare 4 |
| Pin 67 | IOC5 — Input capture / output compare 5 |
| Pin 68 | IOC6 — Input capture / output compare 6 |
| Pin 69 | IOC7 — Input capture / output compare 7 |
| Pin 70 | VSS2 — Ground |
| Pin 71 | VDD2 — Power supply |
| Pin 72 | ADDR0 |
| Pin 73 | ADDR1 — External bus address bit 1 |
| Pin 74 | ADDR2 — External bus address bit 2 |
| Pin 75 | ADDR3 — External bus address bit 3 |
| Pin 76 | ADDR4 — External bus address bit 4 |
| Pin 77 | ADDR5 — External bus address bit 5 |
| Pin 78 | ADDR6 — External bus address bit 6 |
| Pin 79 | ADDR7 — External bus address bit 7 |
| Pin 80 | ADDR8 — External bus address bit 8 |
| Pin 81 | ADDR9 — External bus address bit 9 |
| Pin 82 | ADDR10 — External bus address bit 10 |
| Pin 83 | ADDR11 — External bus address bit 11 |
| Pin 84 | ADDR12 — External bus address bit 12 |
| Pin 85 | ADDR13 — External bus address bit 13 |
| Pin 86 | ADDR14 — External bus address bit 14 |
| Pin 87 | ADDR15 — External bus address bit 15 |
| Pin 88 | DATA0 — External bus data bit 0 |
| Pin 89 | DATA1 — External bus data bit 1 |
| Pin 90 | DATA2 — External bus data bit 2 |
| Pin 91 | DATA3 — External bus data bit 3 |
| Pin 92 | DATA4 — External bus data bit 4 |
| Pin 93 | DATA5 — External bus data bit 5 |
| Pin 94 | DATA6 — External bus data bit 6 |
| Pin 95 | DATA7 — External bus data bit 7 |
| Pin 96 | DATA8 — External bus data bit 8 |
| Pin 97 | DATA9 — External bus data bit 9 |
| Pin 98 | DATA10 — External bus data bit 10 |
| Pin 99 | DATA11 — External bus data bit 11 |
| Pin 100 | DATA12 — External bus data bit 12 |
| Pin 101 | DATA13 — External bus data bit 13 |
| Pin 102 | DATA14 — External bus data bit 14 |
| Pin 103 | DATA15 — External bus data bit 15 |
| Pin 104 | R/W — External bus read/write |
| Pin 105 | LSTRB — External bus low strobe |
| Pin 106 | ECLK — External bus clock |
| Pin 107 | RESET — Reset input (active low) |
| Pin 108 | MODC — Mode select |
| Pin 109 | BKGD — Background Debug Mode |
| Pin 110 | IRQ — Interrupt request |
| Pin 111 | XIRQ — Non-maskable interrupt |
| Pin 112 | TEST — Test mode (factory only) |
Typical Applications
MC9S12XDP512MPV-FR is suitable for 7 applications: Automotive Body Control Module (BCM), Automotive Gateway / Network Bridge, Industrial PLC and Automation Controller, Battery Management System (BMS) Master, Chassis Electronic Stability Control (ESC) Module, Engine Control Unit (ECU) Auxiliary Processor, HVAC and Climate Module Controller.
Automotive Body Control Module (BCM)
The MC9S12XDP512MPV-FR's 512 KB Flash and 32 KB RAM give body control modules enough code space for centralized lighting, door, mirror, and wiper logic. Its XGATE DMA engine offloads CAN message processing, leaving the main S12X core free to run BCM state machines with deterministic latency. The four on-chip CAN 2.0A/B modules let the BCM bridge powertrain, chassis, and diagnostic buses, while 10-bit ADC channels read rain-light and door-ajar sensors directly. AEC-Q100 Grade 1 qualification (-40C to +125C) satisfies under-dash and under-hood placement.
Recommended
Automotive Gateway / Network Bridge
Four independent CAN 2.0A/B channels make the MC9S12XDP512MPV-FR a drop-in fit for body or powertrain CAN-to-CAN gateways that route messages between subnets at different baud rates. The XGATE co-processor executes message filtering and forwarding without burdening the main CPU, so application-layer routing tables can be updated without jitter. The 80 MHz S12X core provides enough throughput for CAN-FD gateway translation profiles, and 512 KB Flash accommodates full AUTOSAR-style configuration data. The 112-LQFP exposes the full external bus interface for shared-RAM mailbox memory.
Recommended
Industrial PLC and Automation Controller
Outside the automotive envelope, the MC9S12XDP512MPV-FR fits industrial PLC and machine-controller nodes that need deterministic interrupt response and on-chip CANopen connectivity. The 16-channel 10-bit ADC handles analog sensor inputs (pressure, temperature, level) without an external ADC ASIC, and the ECT 8-channel timer drives PWM outputs for stepper and DC-motor control. The 80 MHz bus with XGATE gives sub-1us interrupt latency for safety-rated e-stop handling per IEC 61131-3 PLC design patterns. The -40C to +125C range covers cabinet-free machine-mount deployments.
Recommended
Battery Management System (BMS) Master
The MC9S12XDP512MPV-FR acts as a BMS master in 48V mild-hybrid and 400V EV battery packs, using its four CAN channels for pack-to-vehicle bus communication plus isolated SPI to slave monitoring ICs. The XGATE engine handles time-critical cell-balancing and over-current shutdown routines, while the 16-channel ADC samples pack voltage and temperature sensors. 512 KB Flash accommodates state-of-charge and state-of-health algorithms, and the AEC-Q100 Grade 1 silicon validates under-hood pack operation across -40C cold soak to +125C pack-charging peaks.
Recommended
Chassis Electronic Stability Control (ESC) Module
ESC and active suspension modules use the MC9S12XDP512MPV-FR for yaw-rate and wheel-speed sensor fusion, with the XGATE co-processor handling time-deterministic CAN bus arbitration at 500 kbps. The ECT 8-channel timer drives active-brake and active-damper PWM at sub-1ms period, and the 10-bit ADC reads hydraulic pressure and steering-angle sensors. The automotive Grade 1 silicon (-40C to +125C) and full external bus interface allow shared-RAM lock-step with a safety companion MCU per ISO 26262 ASIL-D architectures.
Recommended
Engine Control Unit (ECU) Auxiliary Processor
As an auxiliary processor beside the main powertrain MCU, the MC9S12XDP512MPV-FR handles knock-sensor signal conditioning, secondary fuel-injector driver sequencing, and OBD-II diagnostic message routing. Its 512 KB Flash stores auxiliary calibration tables, while the XGATE offloads high-rate crank/cam signal processing. The wide -40C to +125C automotive range and full EBI bus interface allow the part to sit on the main ECU PCB sharing SRAM with the host processor - common in modular engine management platforms used by European and Asian OEM Tier-1s.
Recommended
HVAC and Climate Module Controller
Climate control modules in premium vehicles use the MC9S12XDP512MPV-FR to drive BLDC blower and mode-door actuators over PWM, plus CAN/LIN bus networking with the central body controller. The 16-channel ADC reads cabin temperature, humidity, and sun-load sensors, and the XGATE co-processor services LIN 2.1 message scheduling without CPU overhead. AEC-Q100 Grade 1 qualification handles dashboard thermal soak to +85C ambient and -40C cold-start, and 512 KB Flash accommodates multi-zone climate control software with adaptive learning algorithms.
Recommended
Recommended Products Summary
Engineering reference data for MC9S12XDP512MPV-FR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MC9S12XDP512MPVR | MC9S12XDP512CAL | MC9S12XEQ512CAG | MC9S12XEG128MAA | MC9S12DT256CPVE |
|---|---|---|---|---|---|---|
| Package | 112-LQFP (20x20) | 112-LQFP (20x20) - same | 112-LQFP (20x20) - same | 112-LQFP (20x20) - same | 112-LQFP (20x20) - same | 112-LQFP (20x20) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core Architecture | HCS12X 16-bit + XGATE | HCS12X 16-bit + XGATE | HCS12X 16-bit + XGATE | HCS12X 16-bit + XGATE + ETPU | HCS12X 16-bit + XGATE | HCS12 16-bit (no XGATE) |
| Maximum CPU Frequency | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 50 MHz (-37%) |
| Program Flash | 512 KB | 512 KB | 512 KB | 512 KB | 128 KB (-75%) | 256 KB (-50%) |
| RAM | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB | 12 KB (-63%) |
| CAN Modules | 4 | 4 | 4 | 4 | 3 (-25%) | 3 (-25%) |
| Operating Temperature Range | -40C to +125C | -40C to +125C | -40C to +85C (commercial) | -40C to +125C | -40C to +125C | -40C to +125C |
| AEC-Q100 Grade | Grade 1 | Grade 1 | Not automotive grade | Grade 1 | Grade 1 | Grade 1 |
| External Bus Interface | Yes (full EBI in 112-LQFP) | Yes (full EBI) | Yes (full EBI) | Yes (full EBI) | No (bus-less) | Yes (full EBI) |
Key Differentiators
- Only 112-LQFP S12XD variant with 512 KB Flash AND 4 CAN modules (vs MC9S12XEG128MAA)
- Includes the XGATE RISC co-processor (vs MC9S12DT256CPVE)
- Automotive Grade 1 AEC-Q100 qualified (vs MC9S12XDP512CAL)
Design Notes
The MC9S12XDP512MPV-FR integrates a 5V-to-3V (or 3V-to-3V on 3V variants) internal LDO that powers the VDDR domain. Decouple VDDX1/VSSX1 and VDDX2/VSSX2 oscillator pins with one 100 nF ceramic each, placed within 5 mm of the pin pair. Bulk-decouple the main VDD1/VDD2 rails with 4.7 uF ceramic plus 100 nF parallel capacitor per pair. Estimated internal LDO current draw at full 80 MHz core plus XGATE plus 4 CAN is approximately 60 mA - size the external 5V rail accordingly.
Route the external bus interface (ADDR, DATA, R/W, LSTRB, ECLK) with matched lengths within +/-5 mm on the outer layers to keep bus timing within the 40 MHz SAC position if shared SRAM is used. The BKGD pin (BDM debugger) should be routed to a 2x5 header with TEST, GND, and RESET signals - per the NXP AN2549 application note, include a 10 kohm pull-up on RESET and a 10 kohm pull-down on MODC to force single-chip mode at power-up.
The four CAN TX/RX pairs (CAN0..CAN3) should be routed as differential pairs with 120 ohm controlled impedance and a single 120 ohm termination at the bus ends. Keep CAN bus traces at least 3 mm from any PWM or IOC trace to avoid capacitive coupling. Add a 100 nF + 4.7 uF decoupling network directly at each TJA1057GT CAN transceiver VCC pin to suppress the bulk-current spikes that occur during bus arbitration.
Do not leave MODC floating - the S12XD defaults to expanded mode if MODC is high, which will drive the external address bus on every reset and may cause bus contention with an external memory. Tie MODC low through a 10 kohm resistor for normal single-chip operation. Also, the XGATE co-processor requires a separate firmware image in Flash - omitting the XGATE init routine leaves the DMA engine in reset and CAN bus interrupt latency degrades by 10x or more.
Estimated: at 80 MHz core + XGATE + 4 CAN active + 80% ADC utilization, total die power is approximately 0.6 W. The 112-LQFP package has theta_JA around 38 C/W on a 4-layer JEDEC test board, yielding about 23 C junction rise above ambient. With automotive ambient up to +85C, junction stays below +125C max. For under-hood placements reaching +70C ambient, attach a small copper-pour heatsink on the package top side and ensure at least 1 sq.in. of inner-layer ground pour keep a tower top above the die.
Compliance Information
AEC-Q100 Grade 1 qualified per NXP automotive datasheet. RoHS and REACH compliant per DigiKey listing. Conflict-minerals statement available on NXP website. Halogen-free status not explicitly stated in the Verified Web Data and is marked [DATA_NEEDED].
