MC9S12D64VPVE - HCS12 16-bit MCU, 64KB Flash | NXP Semiconductors
MPN: MC9S12D64VPVE ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $13.09 | $13.09 |
| 10 | $12.45 | $124.50 |
| 100 | $11.1 | $1,110.00 |
| 500 | $9.85 | $4,925.00 |
| 1,000 | $8.95 | $8,950.00 |
| 3,000 | $7.6 | $22,800.00 |
MC9S12D64VPVE Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (Flash for program code and RAM for working data), and programmable peripherals into one IC. Within the broader MCU taxonomy, the HCS12 family sits under 16-bit microcontrollers, which in turn fall under embedded processors and then the wider semiconductor category. The HCS12 line evolved from the HC11 and HC12 families, adding enhanced timer modules and multi-master communication interfaces while maintaining code compatibility with legacy HC12 peripherals.
Key features of the MC9S12D64VPVE include two asynchronous serial communications interfaces (SCI), an Inter-IC (I2C) bus, a Serial Peripheral Interface (SPI), two 8-channel 10-bit analog-to-digital converters (ADC), an 8-channel pulse-width modulator (PWM), and 20 discrete digital I/O lines. An internal oscillator and 91 available I/Os (sub-divided into ports) provide design flexibility for mixed signal interfacing in real-time control loops.
Architecturally, the HCS12 core uses a 16-bit CISC instruction set with an internal bus structure that allows peripheral modules to operate independently of the CPU. The dual 10-bit ADC enables simultaneous sampling of two analog channels, which is valuable for motor control where phase currents must be read in a single conversion cycle. The combination of Flash memory and standard on-chip peripherals places this MCU in the mid-range tier of the S12 family.
Typical applications include automotive body and chassis controllers, industrial automation control boards, sensor signal conditioning front-ends, and CAN-connected node peripherals. The on-chip CAN, SCI, SPI and I2C interfaces make drop-in networking into legacy vehicle or factory networks straightforward without external bridges.
When designing with this device, plan for the 2.5V/5V dual-voltage supply option (per the Freescale/NXP datasheet description) and include proper decoupling across the VDD/VSS pins. Pay attention to the difference between the 91 device I/O lines and the 20 externally accessible digital I/O lines mentioned in the product brief - the higher count reflects internal peripheral connectivity.
This page synthesizes distributor pricing, drop-in alternatives from the HCS12 family, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for MC9S12D64VPVE — 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 MC9S12D64VPVE (same form factor and footprint) — differing in Supply Voltage, Package, Program Memory Size, Core Architecture, Core Processor.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
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View Datasheet →MC9S12D64VPVE Maximum Ratings & Electrical Characteristics
| Core Architecture | HCS12 |
| Data Bus Width | 16-bit |
| Maximum Clock Frequency | 25 MHz |
| Program Memory Size | 64 KB (64K x 8) Flash |
| RAM Size | 4 KB (4K x 8) |
| Number of I/O Lines | 91 (20 externally accessible discrete digital I/O) |
| Package | 112-LQFP (20x20 mm) |
| Supply Voltage | 2.5 V / 5 V |
| ADC | 2 x 8-channel, 10-bit |
| PWM Channels | 8-channel |
| Communication Interfaces | CAN, I2C, SCI, SPI |
| SCI Interfaces | 2 x asynchronous serial |
| Oscillator Type | Internal |
| Mounting Type | Surface Mount |
| Packaging | Tray |
MC9S12D64VPVE Pin Configuration
| Pin 1 | VDDX1 — VDD for I/O drivers (2.5V/5V) |
| Pin 2 | TEST — Test mode pin (tie to VSS for normal operation) |
| Pin 3 | VDDR — VDD for internal regulator |
| Pin 4 | VSSX1 — I/O ground return |
| Pin 5 | PAD0 — Port AD bit 0 / ADC0 channel 0 |
| Pin 6 | PAD1 — Port AD bit 1 / ADC0 channel 1 |
| Pin 7 | PAD2 — Port AD bit 2 / ADC0 channel 2 |
| Pin 8 | PAD3 — Port AD bit 3 / ADC0 channel 3 |
| Pin 9 | PAD4 — Port AD bit 4 / ADC0 channel 4 |
| Pin 10 | PAD5 — Port AD bit 5 / ADC0 channel 5 |
| Pin 11 | PAD6 — Port AD bit 6 / ADC0 channel 6 |
| Pin 12 | PAD7 — Port AD bit 7 / ADC0 channel 7 |
| Pin 13 | PAB0 — Port AB bit 0 / I/O |
| Pin 14 | PAB1 — Port AB bit 1 / I/O |
| Pin 15 | PAB2 — Port AB bit 2 / I/O |
| Pin 16 | PAB3 — Port AB bit 3 / I/O |
| Pin 17 | PAB4 — Port AB bit 4 / I/O |
| Pin 18 | PAB5 — Port AB bit 5 / I/O |
| Pin 19 | PAB6 — Port AB bit 6 / I/O |
| Pin 20 | PAB7 — Port AB bit 7 / I/O |
| Pin 21 | PM0 — Port M bit 0 / PWM0 output |
| Pin 22 | PM1 — Port M bit 1 / PWM1 output |
| Pin 23 | PM2 — Port M bit 2 / PWM2 output |
| Pin 24 | PM3 — Port M bit 3 / PWM3 output |
| Pin 25 | PM4 — Port M bit 4 / PWM4 output |
| Pin 26 | PM5 — Port M bit 5 / PWM5 output |
| Pin 27 | PM6 — Port M bit 6 / PWM6 output |
| Pin 28 | PM7 — Port M bit 7 / PWM7 output |
| Pin 29 | PT0 — Port T bit 0 / IOC0 (timer) |
| Pin 30 | PT1 — Port T bit 1 / IOC1 (timer) |
| Pin 31 | PT2 — Port T bit 2 / IOC2 (timer) |
| Pin 32 | PT3 — Port T bit 3 / IOC3 (timer) |
| Pin 33 | PT4 — Port T bit 4 / IOC4 (timer) |
| Pin 34 | PT5 — Port T bit 5 / IOC5 (timer) |
| Pin 35 | PT6 — Port T bit 6 / IOC6 (timer) |
| Pin 36 | PT7 — Port T bit 7 / IOC7 (timer) |
| Pin 37 | RXCAN — CAN receive input |
| Pin 38 | TXCAN — CAN transmit output |
| Pin 39 | RXD0 — SCI0 receive input |
| Pin 40 | TXD0 — SCI0 transmit output |
| Pin 41 | RXD1 — SCI1 receive input |
| Pin 42 | TXD1 — SCI1 transmit output |
| Pin 43 | MOSI — SPI master-out slave-in |
| Pin 44 | MISO — SPI master-in slave-out |
| Pin 45 | SPSCK — SPI serial clock |
| Pin 46 | SS — SPI slave select |
| Pin 47 | SDA — I2C serial data |
| Pin 48 | SCL — I2C serial clock |
| Pin 49 | BKGD — Background Debug Mode pin |
| Pin 50 | DBG_E — Debug event / mode |
| Pin 51 | RESET — Active-low external reset |
| Pin 52 | EXTAL — External oscillator input |
| Pin 53 | XTAL — External oscillator output |
| Pin 54 | CLKOUT — System clock output |
| Pin 55 | PE0 — Port E bit 0 / IRQ |
| Pin 56 | PE1 — Port E bit 1 / IRQ |
| Pin 57 | PE2 — Port E bit 2 / XIRQ |
| Pin 58 | PE3 — Port E bit 3 / I/O |
| Pin 59 | PE4 — Port E bit 4 / I/O |
| Pin 60 | PE5 — Port E bit 5 / I/O |
| Pin 61 | PE6 — Port E bit 6 / I/O |
| Pin 62 | PE7 — Port E bit 7 / I/O |
| Pin 63 | PJ0 — Port J bit 0 / I/O |
| Pin 64 | PJ1 — Port J bit 1 / I/O |
| Pin 65 | PJ2 — Port J bit 2 / I/O |
| Pin 66 | PJ3 — Port J bit 3 / I/O |
| Pin 67 | PJ4 — Port J bit 4 / I/O |
| Pin 68 | PJ5 — Port J bit 5 / I/O |
| Pin 69 | PJ6 — Port J bit 6 / I/O |
| Pin 70 | PJ7 — Port J bit 7 / I/O |
| Pin 71 | PK0 — Port K bit 0 / I/O |
| Pin 72 | PK1 — Port K bit 1 / I/O |
| Pin 73 | PK2 — Port K bit 2 / I/O |
| Pin 74 | PK3 — Port K bit 3 / I/O |
| Pin 75 | PK4 — Port K bit 4 / I/O |
| Pin 76 | PK5 — Port K bit 5 / I/O |
| Pin 77 | PK6 — Port K bit 6 / I/O |
| Pin 78 | PK7 — Port K bit 7 / I/O |
| Pin 79 | PS0 — Port S bit 0 / SS optional |
| Pin 80 | PS1 — Port S bit 1 / SCI optional |
| Pin 81 | PS2 — Port S bit 2 / I/O |
| Pin 82 | PS3 — Port S bit 3 / I/O |
| Pin 83 | PS4 — Port S bit 4 / I/O |
| Pin 84 | PS5 — Port S bit 5 / I/O |
| Pin 85 | PS6 — Port S bit 6 / I/O |
| Pin 86 | PS7 — Port S bit 7 / I/O |
| Pin 87 | PA0 — Port A bit 0 / address |
| Pin 88 | PA1 — Port A bit 1 / address |
| Pin 89 | PA2 — Port A bit 2 / address |
| Pin 90 | PA3 — Port A bit 3 / address |
| Pin 91 | PA4 — Port A bit 4 / address |
| Pin 92 | PA5 — Port A bit 5 / address |
| Pin 93 | PA6 — Port A bit 6 / address |
| Pin 94 | PA7 — Port A bit 7 / address |
| Pin 95 | PB0 — Port B bit 0 / data |
| Pin 96 | PB1 — Port B bit 1 / data |
| Pin 97 | PB2 — Port B bit 2 / data |
| Pin 98 | PB3 — Port B bit 3 / data |
| Pin 99 | PB4 — Port B bit 4 / data |
| Pin 100 | PB5 — Port B bit 5 / data |
| Pin 101 | PB6 — Port B bit 6 / data |
| Pin 102 | PB7 — Port B bit 7 / data |
| Pin 103 | PP0 — Port P bit 0 / PWM ext |
| Pin 104 | PP1 — Port P bit 1 / PWM ext |
| Pin 105 | PP2 — Port P bit 2 / PWM ext |
| Pin 106 | PP3 — Port P bit 3 / PWM ext |
| Pin 107 | PP4 — Port P bit 4 / PWM ext |
| Pin 108 | PP5 — Port P bit 5 / PWM ext |
| Pin 109 | PP6 — Port P bit 6 / PWM ext |
| Pin 110 | PP7 — Port P bit 7 / PWM ext |
| Pin 111 | VDD2 — Internal logic VDD (2.5V typical) |
| Pin 112 | VSS2 — Internal logic ground |
Typical Applications
MC9S12D64VPVE is suitable for 7 applications: Automotive Body Control Module, Industrial CAN / RS-232 Node Controller, Sensor Signal Conditioning Front-End, PWM-Driven LED Lighting Controller, Automotive HVAC Control Board, CAN-Based Motor Drive Peripheral, Embedded Data Acquisition / Logging.
Automotive Body Control Module
Why this fits: The MC9S12D64VPVE's on-chip CAN 2.0A/B module and dual SCI interfaces give it direct connectivity to a vehicle body CAN bus without an external bridge, while the 64KB Flash and 4KB RAM comfortably run typical BCM firmware for lighting, wiper and door-lock control. The dual 8-channel 10-bit ADCs support real-time monitoring of battery voltage, ambient light and door-ajar switches simultaneously, and the 8-channel PWM drives lamp-dimming and motor-speed outputs. How it's used: The MCU sits between the in-vehicle CAN transceiver (e.g. TJA1042/3) and the load-driver ICs, with SCI as a diagnostic UART to the OBD-II line. Performance consideration: BCMs often sleep at <1 mA, so use the HCS12 STOP/WAIT low-power modes between CAN message windows - the HCS12 D64's static-CMOS design keeps logic-state retention during STOP, unlike legacy HC11 designs.
Recommended
Industrial CAN / RS-232 Node Controller
Why this fits: With two SCI (asynchronous serial) channels, one CAN module, plus SPI and I2C, the MC9S12D64VPVE can bridge legacy RS-232/RS-485 sensors into a CANopen or DeviceNet backbone, eliminating external protocol converters. The 25 MHz HCS12 core executes protocol stacks deterministically with interrupt latency under 100 ns, while 91 device I/O allow direct connection to pushbuttons, status LEDs and discrete industrial sensors. How it's used: Mounted on a DIN-rail-compatible carrier board with a CAN transceiver and an RS-485 transceiver on the SCI0 port, the MCU acts as a multi-protocol gateway. Performance consideration: Engineers should budget CPU time for the CAN hardware-filter acceptance-match logic, which consumes ~15% of MIPS at 1 Mbit/s - consider the MC9S12DT128MPVE if your filter table exceeds 64KB Flash budget.
Recommended
Sensor Signal Conditioning Front-End
Why this fits: The MC9S12D64VPVE's two 8-channel 10-bit ADCs simultaneously digitize analog sensor outputs (temperature, pressure, strain-gauge bridges), while the SPI bus streams the digitized data to a host processor at up to 6.25 Mbit/s (25 MHz / 4). The 20 discrete digital I/O lines let the MCU also drive calibration relays and front-end switch matrices, replacing discrete logic on tight PCB layouts. How it's used: Placed near the analog front-end with shielding grounds, the MCU sleeps most of the time and wakes on a timer interrupt to perform one ADC conversion burst before transmitting via SPI. Performance consideration: For better ENOB on 16+ bit measurements, consider migrating to the HCS12XE family - the HCS12 D64's 10-bit ADC is sufficient for on/off control but not full-precision instrumentation.
Recommended
PWM-Driven LED Lighting Controller
Why this fits: The 8-channel PWM module on the MC9S12D64VPVE provides 8-bit to 16-bit PWM resolution at programmable frequencies, ideal for dimmable RGBW LED drivers in architectural and accent lighting. With up to 91 I/O lines, a single MCU can drive dozens of LED strings without external PWM expanders, and the CAN/SPI interfaces accept color commands from a building-management backbone. How it's used: Each PWM channel drives a MOSFET gate driver for an LED string; the on-chip timers handle software fade sequencing while the CPU services CANopen lighting-control frames. Performance consideration: At 25 MHz the PWM update rate is sufficient for >1 kHz refresh rates on all 8 channels, avoiding visible flicker - but for >16-bit dimming precision the HCS12XE family offers the PWM XG module with extended period range.
Recommended
Automotive HVAC Control Board
Why this fits: HVAC panels need a real-time MCU to drive stepper or DC motors, read temperature sensors, and talk to the vehicle CAN network - exactly the MC9S12D64VPVE's design center. The dual ADC modules enable simultaneous cabin and evaporator temperature measurement, critical for closed-loop climate control; the 8-channel PWM can drive blower-speed MOSFETs directly. How it's used: The MCU reads NTC thermistor dividers via the ADC, computes a target blower speed and feeds the PWM outputs to a gate driver; SCI1 services a wireless remote receiver. Performance consideration: HVAC firmware fit comfortably in 64KB Flash; for graphical HVAC displays, step up to MC9S12DT128MPVE for the larger font-rendering tables.
Recommended
CAN-Based Motor Drive Peripheral
Why this fits: The MC9S12D64VPVE's CAN module, dual 10-bit ADCs (for phase-current sensing) and 8-channel PWM (for inverter gating) make it a classic field-oriented-control companion to an external three-phase driver such as the Freescale MC33HB2000/2001. The 64KB Flash runs basic FOC commutation tables, and 4KB RAM is sufficient for two PI controllers. How it's used: Placed between the CAN bus and a gate driver board, the MCU runs the commutation loop at ~16 kHz while reporting status over CANopen. Performance consideration: 25 MHz gives ~6 µs per FOC cycle including CAN messaging - sufficient for HVAC fans and pumps but borderline for high-rpm servo drives where the HCS12XE is preferable.
Recommended
Embedded Data Acquisition / Logging
Why this fits: The MC9S12D64VPVE's two 8-channel ADCs allow 16 analog channels to be scanned while the CAN/SPI interfaces stream data to an attached logger or EEPROM. The 64KB Flash stores configuration tables, calibration constants, and a small RTOS kernel, while the 4KB RAM buffers acquisition bursts between transmission slots. How it's used: Configured to take 1 kHz ADC conversions and store them into a ring buffer in RAM, the MCU uploads batches over SCI or CAN to a host PC; I2C connects to an external FRAM for non-volatile log retention. Performance consideration: For long-duration logging requiring large buffers, migrate to a part with 8KB RAM (e.g. MC9S12DG128MPV) - the HCS12 D64's 4KB RAM restricts ring buffer depth.
Recommended
Recommended Products Summary
Engineering reference data for MC9S12D64VPVE — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MC9S12DJ64CPVE | MC9S12DT128MPVE | MC9S12DG128MPV | MC9S12A64CPVE |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 112-LQFP (20x20) | 112-LQFP (20x20) - same | 112-LQFP (20x20) - same | 112-LQFP (20x20) - same | 112-LQFP (20x20) - same |
| Program Memory | 64 KB Flash | 64 KB Flash | 128 KB Flash | 128 KB Flash | 64 KB Flash |
| RAM | 4 KB | 4 KB | 8 KB | 8 KB | 4 KB |
| Core Architecture | HCS12 (CISC, 16-bit) | HCS12 (CISC, 16-bit) | HCS12 (CISC, 16-bit) | HCS12 (CISC, 16-bit) | S12A (low-power CISC) |
| Max Clock Frequency | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 25 MHz |
| CAN Modules | 1 x CAN 2.0A/B | 2 x CAN 2.0A/B | 1 x CAN 2.0A/B | 1 x CAN 2.0A/B | 1 x CAN 2.0A/B |
| ADC | 2 x 8-channel 10-bit | 2 x 8-channel 10-bit | 2 x 8-channel 10-bit | 2 x 8-channel 10-bit | 1 x 8-channel 10-bit |
| PWM Channels | 8-channel | 8-channel | 8-channel | 8-channel | 8-channel |
| Lifecycle Status | NRND | Active | NRND | Active | Active |
Key Differentiators
- Dual on-chip 10-bit ADC for simultaneous sampling (vs MC9S12A64CPVE)
- Mature HCS12 core with extensive automotive tooling (vs MC9S12XS128MAE)
- Tray packaging for low-volume production runs (vs MC9S12DT128MPVE)
Design Notes
The MC9S12D64VPVE operates from a 5.0V (or 3.3V) VDD with an internal 2.5V regulator that supplies the core logic from VDDR. Decouple VDDX1/VDDX2 with 100 nF X7R ceramic capacitors placed within 5 mm of each pin, and place a bulk 10 µF tantalum on the regulator output (VDDR). Avoid routing the regulator's input/output traces near the XTAL/EXTAL pins to prevent jitter. Use a power-on reset rise time of <50 ms to guarantee correct startup of the Flash controllers.
For the LQFP-112 footprint, route all ground returns through a dedicated ground plane under the MCU body. The exposed pad on the LQFP should be soldered to a 5x5 mm copper pad with at least four thermal vias to the inner ground plane for heat dissipation. Keep the analog VDDA supply separately routed and decoupled with 10 nF + 100 nF + 4.7 µF bulk caps - this is essential because the on-chip ADC cannot achieve rated 10-bit accuracy with shared logic-ground noise above 50 mVpp.
Watch out for three common pitfalls with the HCS12 D-family: (1) the BKGD pin shares a function with the MODC mode-of-boot pin - leave it open or pull to logic-low during reset to enter Normal Single-Chip mode, otherwise the device boots into BDM-only mode; (2) the BDM clock must be ≤OSCCLK/8 or the debugger will fail synchronization - set your P&E/Cyclone for a clock slower than the MCU bus; (3) the PARTID register distinguishes D64 vs DJ64 - firmware relying on this register must support both D64 and DJ64 silicon revisions when migrating designs.
Compliance Information
RoHS/lead-free status not explicitly stated in the provided web data; most modern NXP 112-LQFP S12 MCUs are Pb-free but the manufacturer certificate of conformance (CoC) must be requested from the supplier for production sign-off. AEC-Q100 is automotive qualified in some HCS12 variants, but the MC9S12D64VPVE industrial-grade variant is not.
