NXP Semiconductors MC9S12D64CPVE

Overview

MC9S12D64CPVE from NXP (formerly Freescale) is a 16-bit HCS12 microcontroller featuring 64 KB on-chip Flash, 4 KB RAM, and integrated CAN 2.0B controller. It operates at up to 25 MHz bus frequency with 5V-tolerant I/O, internal voltage regulator, and multiple peripheral modules including ATD, PWM, SCI, SPI, and ECT. It targets automotive body control, industrial sensor nodes, and embedded control systems requiring robust real-time performance and CAN connectivity.

For engineers reviewing the MC9S12D64CPVE datasheet, MC9S12D64CPVE pinout, MC9S12D64CPVE application, or MC9S12D64CPVE equivalent, key selection criteria include its 80-pin QFP package, 5V I/O compatibility, single-supply operation with internal VREG, CAN 2.0B support, and HCS12 core instruction set compatibility for legacy code migration and toolchain reuse.

Technical Context

The MC9S12D64CPVE implements the HCS12 CPU12 core with 16-bit data path, 24-bit address space, and enhanced BDM debug interface. Its CRG block supports crystal, external clock, or Pierce oscillator inputs with PLL multiplication to generate stable bus clocks up to 25 MHz.

Peripheral integration includes two 10-bit ATD converters (ATD0/ATD1), 8-channel PWM, four ECT channels with pulse accumulation, dual SCI interfaces, one SPI module, and MSCAN with full CAN 2.0B protocol handling - all mapped via MEBI and MMC registers for flexible memory and peripheral addressing.

Key Specifications

Pinout & Package

MC9S12D64CPVE is housed in an 80-pin QFP (Quad Flat Package) with 0.65 mm pitch, RoHS-compliant, and thermally optimized for industrial and automotive PCB layouts.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 16-bit automotive microcontroller applications.

Compared with MC9S12D64CPVE, the MC9S12DJ64CPVE offers expanded Flash and J1850 support in identical packaging, while the S912XDP512J0VLH delivers significantly higher memory and processing headroom at the cost of software migration effort and increased power consumption.

Availability

MC9S12D64CPVE is available at Aetrix Electronics and suitable for automotive body electronics, industrial motor controllers, smart sensor nodes, and diagnostic gateway designs requiring stable component supply across extended product lifecycles.

Supply support for MC9S12D64CPVE includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

NXP Semiconductors is a global semiconductor company specializing in secure connectivity solutions for automotive, industrial, and IoT applications.

The MC9S12D64CPVE belongs to the HCS12 family, designed specifically for cost-sensitive, real-time automotive and industrial control applications requiring CAN communication, deterministic interrupt response, and long-term supply stability.

FAQ

What is the maximum bus frequency supported by the MC9S12D64CPVE?

The MC9S12D64CPVE supports a maximum bus frequency of 25 MHz. This is achieved using the on-chip PLL with appropriate external crystal (e.g., 8 MHz) and configuration of the SYNR and REFDV registers. At 25 MHz, the CPU executes instructions at approximately 12.5 MIPS, enabling responsive real-time control in automotive and industrial applications. The device maintains full functionality and timing compliance across its specified operating temperature range (–40°C to +125°C).

Does the MC9S12D64CPVE include an internal voltage regulator?

Yes, the MC9S12D64CPVE integrates an on-chip voltage regulator (VREG) that generates a stable 2.5 V supply for the core logic from a single 5 V input. This eliminates the need for an external LDO in many designs and simplifies power architecture. The VREG is enabled via the VREGEN pin and requires external RC filtering on the VREGEN node per the recommended layout in the user guide. Its inclusion supports single-supply operation critical for automotive and industrial modules.

How many CAN controllers does the MC9S12D64CPVE feature?

The MC9S12D64CPVE features one fully integrated MSCAN controller compliant with CAN 2.0B specification, supporting data rates up to 1 Mbit/s. It includes dedicated RXCAN0 and TXCAN0 pins (mapped to PJ6/PJ7 or PM4/PM5 depending on port configuration) and handles message buffering, filtering, and error management in hardware. No second CAN controller is present - designs requiring dual CAN must use external transceivers with software-managed arbitration or select a derivative like MC9S12DG128.

What package type is used for the MC9S12D64CPVE?

The MC9S12D64CPVE uses an 80-pin QFP (Quad Flat Package) with 0.65 mm lead pitch and exposed thermal pad. This package is documented in Appendix B of the MC9S12DJ64 Device User Guide (V01.20) and is compatible with standard surface-mount assembly processes. It provides mechanical robustness and thermal performance suitable for under-hood automotive environments and industrial control enclosures.

Is the MC9S12D64CPVE pin-compatible with other HCS12 derivatives?

The MC9S12D64CPVE shares the same 80-pin QFP footprint and signal mapping with MC9S12DJ64CPVE and MC9S12D32CPVE, enabling hardware reuse across variants. However, differences in memory size, peripheral enablement (e.g., J1850 in DJ64), and register defaults require firmware adaptation. Pin compatibility is confirmed in Figures 2-2 and Table 0-1 of the MC9S12DJ64 Device User Guide - no changes to PCB layout are needed when migrating within this 80-pin subset.