MC9S12D64MPVE - 16-bit HCS12 MCU 64KB Flash 25MHz LQFP-112 | NXP
MPN: MC9S12D64MPVE ✗ Cuối đờiMC9S12D64MPVE Tóm tắt
A microcontroller (MCU) is a single-chip computer that combines a CPU core, volatile and non-volatile memory, and a set of peripherals used to interface with sensors, actuators and other digital logic. The MC9S12D64MPVE's HCS12 core implements a CISC instruction set targeting embedded control applications; this places the part in the broader taxonomy: microcontroller -> embedded processor -> semiconductor IC. It is designed for applications where deterministic interrupt response, low power, and on-chip analog/digital integration matter more than raw compute throughput.
Key features of the MC9S12D64MPVE include 64 KB of Flash, 4 KB of RAM, 91 general-purpose I/O pins, an internal oscillator, and an operating voltage range of 2.5 V / 5 V. The 112-pin LQFP package provides generous I/O access for automotive body, chassis and industrial control designs, and the device supports Inter-IC Bus (IIC) communication alongside the SCI channels.
Architecturally, the part uses the HCS12 16-bit CPU with a background debug mode (BDM) for in-circuit programming and non-intrusive debug, plus system resource mapping, clock generation, interrupt control and bus interfacing managed by an integrated System Module. The on-chip peripherals share memory-mapped registers and a 16-bit internal bus, which simplifies software development with standard C compilers.
Typical applications include automotive body electronics, body controllers, instrument clusters, HVAC controls, industrial automation controllers, and any 16-bit embedded control system that needs Flash memory, multiple ADC channels and PWM generation in a single QFP-112 footprint. The wide operating voltage and AEC-Q100 readiness make it a frequent choice in automotive ECUs.
When designing with this device, plan for an external reset supervisor and decoupling capacitors near each supply pin. Verify that your BDM interface tool is compatible with the HCS12 BDM protocol, and confirm the latest PCN status from NXP before committing to long production runs because the S12D family is approaching end-of-life on some derivatives.
Bộ thay thế dễ dàng lắp đặt cho MC9S12D64MPVE — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với MC9S12D64MPVE (cùng hình factor và footprint) — khác nhau ở ADC, Package, Program Memory Size, Core Architecture, Mounting Type.
MC9S12D64CFUER
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12D64MFUER
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12DG256CPVE
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
MC9S12DP512CPVER
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12DT256CPVE
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12E64CPVE
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12DJ64MPVE
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →S9S12XS64J1MAL
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12D64MPVE Tỷ lệ tối đa & tính chất điện
| Core | HCS12 (16-bit CISC) |
| Maximum CPU Frequency | 25 MHz |
| Program Memory Type | Flash |
| Program Memory Size | 64 KB (64K x 8) |
| RAM Size | 4 KB |
| Number of I/O | 91 |
| Hộp / Vỏ | 112-LQFP (20 x 20 mm) |
| Oscillator Type | Internal |
| Điện áp cung cấp hoạt động | 2.5 V / 5 V |
| ADC | Two 8-channel, 10-bit |
| PWM Channels | 8 |
| Timers | 8-channel IC/OC enhanced capture timer |
| Serial Interfaces | 2x SCI (asynchronous) |
| I2C (Inter-IC Bus) | Yes |
| Kiểu lắp đặt | Surface Mount |
| Packaging | Tray |
| Trạng thái RoHS | Compliant |
Cấu hình chân MC9S12D64MPVE
| Chân 1 | PA0 — Port A bit 0 / general-purpose I/O |
| Chân 2 | PA1 — Port A bit 1 / general-purpose I/O |
| Chân 3 | PA2 — Port A bit 2 / general-purpose I/O |
| Chân 4 | PA3 — Port A bit 3 / general-purpose I/O |
| Chân 5 | PA4 — Port A bit 4 / general-purpose I/O |
| Chân 6 | PA5 — Port A bit 5 / general-purpose I/O |
| Chân 7 | PA6 — Port A bit 6 / general-purpose I/O |
| Chân 8 | PA7 — Port A bit 7 / general-purpose I/O |
| Chân 9 | VSS — Digital ground |
| Chân 10 | VDDR — Voltage regulator supply (internal regulator) |
| Chân 11 | VDDX — External I/O supply (5 V or 3.3 V) |
| Chân 12 | VSSX — External I/O ground |
| Chân 13 | RESET — External reset input (active low) |
| Chân 14 | BKGD — Background Debug Mode pin |
| Chân 15 | PE0 — Port E bit 0 / general-purpose I/O |
| Chân 16 | PE1 — Port E bit 1 / general-purpose I/O |
| Chân 17 | PE2 — Port E bit 2 / general-purpose I/O |
| Chân 18 | PE3 — Port E bit 3 / general-purpose I/O |
| Chân 19 | PE4 — Port E bit 4 / general-purpose I/O |
| Chân 20 | PE5 — Port E bit 5 / general-purpose I/O |
| Chân 21 | PE6 — Port E bit 6 / general-purpose I/O |
| Chân 22 | PE7 — Port E bit 7 / general-purpose I/O |
| Chân 23 | PH0 — Port H bit 0 / general-purpose I/O |
| Chân 24 | PH1 — Port H bit 1 / general-purpose I/O |
| Chân 25 | PH2 — Port H bit 2 / general-purpose I/O |
| Chân 26 | PH3 — Port H bit 3 / general-purpose I/O |
| Chân 27 | PH4 — Port H bit 4 / general-purpose I/O |
| Chân 28 | PH5 — Port H bit 5 / general-purpose I/O |
| Chân 29 | PH6 — Port H bit 6 / general-purpose I/O |
| Chân 30 | PH7 — Port H bit 7 / general-purpose I/O |
| Chân 31 | PJ0 — Port J bit 0 / general-purpose I/O |
| Chân 32 | PJ1 — Port J bit 1 / general-purpose I/O |
| Chân 33 | PJ2 — Port J bit 2 / general-purpose I/O |
| Chân 34 | PJ3 — Port J bit 3 / general-purpose I/O |
| Chân 35 | PJ4 — Port J bit 4 / general-purpose I/O |
| Chân 36 | PJ5 — Port J bit 5 / general-purpose I/O |
| Chân 37 | PJ6 — Port J bit 6 / general-purpose I/O |
| Chân 38 | PJ7 — Port J bit 7 / general-purpose I/O |
| Chân 39 | PK0 — Port K bit 0 / general-purpose I/O |
| Chân 40 | PK1 — Port K bit 1 / general-purpose I/O |
| Chân 41 | PK2 — Port K bit 2 / general-purpose I/O |
| Chân 42 | PK3 — Port K bit 3 / general-purpose I/O |
| Chân 43 | PK4 — Port K bit 4 / general-purpose I/O |
| Chân 44 | PK5 — Port K bit 5 / general-purpose I/O |
| Chân 45 | PK6 — Port K bit 6 / general-purpose I/O |
| Chân 46 | PK7 — Port K bit 7 / general-purpose I/O |
| Chân 47 | PM0 — Port M bit 0 / general-purpose I/O |
| Chân 48 | PM1 — Port M bit 1 / general-purpose I/O |
| Chân 49 | PM2 — Port M bit 2 / general-purpose I/O |
| Chân 50 | PM3 — Port M bit 3 / general-purpose I/O |
| Chân 51 | PM4 — Port M bit 4 / general-purpose I/O |
| Chân 52 | PM5 — Port M bit 5 / general-purpose I/O |
| Chân 53 | PM6 — Port M bit 6 / general-purpose I/O |
| Chân 54 | PM7 — Port M bit 7 / general-purpose I/O |
| Chân 55 | PP0 — Port P bit 0 / PWM channel 0 |
| Chân 56 | PP1 — Port P bit 1 / PWM channel 1 |
| Chân 57 | PP2 — Port P bit 2 / PWM channel 2 |
| Chân 58 | PP3 — Port P bit 3 / PWM channel 3 |
| Chân 59 | PP4 — Port P bit 4 / PWM channel 4 |
| Chân 60 | PP5 — Port P bit 5 / PWM channel 5 |
| Chân 61 | PP6 — Port P bit 6 / PWM channel 6 |
| Chân 62 | PP7 — Port P bit 7 / PWM channel 7 |
| Chân 63 | PS0 — Port S bit 0 / SCI0 TX |
| Chân 64 | PS1 — Port S bit 1 / SCI0 RX |
| Chân 65 | PS2 — Port S bit 2 / SCI1 TX |
| Chân 66 | PS3 — Port S bit 3 / SCI1 RX |
| Chân 67 | PS4 — Port S bit 4 / general-purpose I/O |
| Chân 68 | PS5 — Port S bit 5 / general-purpose I/O |
| Chân 69 | PS6 — Port S bit 6 / general-purpose I/O |
| Chân 70 | PS7 — Port S bit 7 / general-purpose I/O |
| Chân 71 | PT0 — Port T bit 0 / IC/OC timer channel 0 |
| Chân 72 | PT1 — Port T bit 1 / IC/OC timer channel 1 |
| Chân 73 | PT2 — Port T bit 2 / IC/OC timer channel 2 |
| Chân 74 | PT3 — Port T bit 3 / IC/OC timer channel 3 |
| Chân 75 | PT4 — Port T bit 4 / IC/OC timer channel 4 |
| Chân 76 | PT5 — Port T bit 5 / IC/OC timer channel 5 |
| Chân 77 | PT6 — Port T bit 6 / IC/OC timer channel 6 |
| Chân 78 | PT7 — Port T bit 7 / IC/OC timer channel 7 |
| Chân 79 | PAD0 — ADC channel 0 (AN0) |
| Chân 80 | PAD1 — ADC channel 1 (AN1) |
| Chân 81 | PAD2 — ADC channel 2 (AN2) |
| Chân 82 | PAD3 — ADC channel 3 (AN3) |
| Chân 83 | PAD4 — ADC channel 4 (AN4) |
| Chân 84 | PAD5 — ADC channel 5 (AN5) |
| Chân 85 | PAD6 — ADC channel 6 (AN6) |
| Chân 86 | PAD7 — ADC channel 7 (AN7) |
| Chân 87 | PAD8 — ADC channel 8 (AN8) / AN8 |
| Chân 88 | PAD9 — ADC channel 9 (AN9) / AN9 |
| Chân 89 | PAD10 — ADC channel 10 (AN10) |
| Chân 90 | PAD11 — ADC channel 11 (AN11) |
| Chân 91 | PAD12 — ADC channel 12 (AN12) |
| Chân 92 | PAD13 — ADC channel 13 (AN13) |
| Chân 93 | PAD14 — ADC channel 14 (AN14) |
| Chân 94 | PAD15 — ADC channel 15 (AN15) |
| Chân 95 | VRH — ADC high reference voltage |
| Chân 96 | VRL — ADC low reference voltage |
| Chân 97 | VDDA — ADC analog supply |
| Chân 98 | VSSA — ADC analog ground |
| Chân 99 | NC — Not connected (per datasheet) |
| Chân 100 | XCLKS — Colpitts/Pierce oscillator mode select |
| Chân 101 | EXTAL — External clock input / crystal |
| Chân 102 | XTAL — Crystal oscillator feedback |
| Chân 103 | TEST — Test mode pin (must be held low in normal operation) |
| Chân 104 | DBGEE — Debug EEPROM enable |
| Chân 105 | MODC — Mode C strap pin |
| Chân 106 | PB0 — Port B bit 0 / general-purpose I/O |
| Chân 107 | PB1 — Port B bit 1 / general-purpose I/O |
| Chân 108 | PB2 — Port B bit 2 / general-purpose I/O |
| Chân 109 | PB3 — Port B bit 3 / general-purpose I/O |
| Chân 110 | PB4 — Port B bit 4 / general-purpose I/O |
| Chân 111 | PB5 — Port B bit 5 / general-purpose I/O |
| Chân 112 | PB6 — Port B bit 6 / general-purpose I/O |
Ứng dụng tiêu biểu
MC9S12D64MPVE phù hợp cho 7 Áp dụngs: Automotive Body Electronics, Industrial Automation Controllers, HVAC Climate Control, Instrument Cluster Displays, Battery Management Systems, Consumer Appliance Control, Security and Access Control Panels.
Automotive Body Electronics
The MC9S12D64MPVE is widely deployed in automotive body control modules, where its 91 GPIO pins, two 10-bit ADC arrays (16 channels total) and 8 PWM channels drive mirror adjusters, lighting drivers and seat controllers. The 64 KB Flash is sized for typical body-control firmware including CAN/LIN state machines, while the 5 V I/O tolerance simplifies interface to legacy 5 V automotive sensors and switch contacts. AEC-Q100 qualification and the S12D family's automotive pedigree make it a fit for underhood and cabin modules, although NRND status means new programs should target S12XS or S12XE successors on the same 112-LQFP footprint.
Được đề xuất
Industrial Automation Controllers
In industrial automation, the MC9S12D64MPVE is used for PLC expansion modules, motor starters and small inverter controls. Its two 8-channel 10-bit ADCs sample current shunts and temperature sensors, while the 8-channel PWM drives MOSFET/IGBT gate signals at up to 25 MHz bus speed. The HCS12 CISC core's deterministic interrupt latency is critical for closed-loop control loops, and the 112-LQFP package provides enough I/O to manage multi-axis control. Designers should add external CAN transceivers because the D64 variant lacks an on-module CAN controller.
Được đề xuất
HVAC Climate Control
The MC9S12D64MPVE fits HVAC climate controllers that require multiple analog inputs for NTC temperature sensors, digital outputs for damper and blower drivers, and PWM channels for variable-speed fan control. The 91 GPIO count supports multiplexed switch inputs and seven-segment or LCD displays without external I/O expanders. Its 4 KB RAM is sufficient for proportional-integral control loops and fault logging, while 64 KB Flash holds menu firmware and diagnostic routines. For more advanced HVAC systems needing CANopen or J1939 comms, the S12XS/S12XE successors or the MC9S12DG256CPVE drop-in upgrade are recommended.
Được đề xuất
Instrument Cluster Displays
Instrument cluster applications use the MC9S12D64MPVE to drive gauge stepper motors, read vehicle speed sensors and manage warning-indicator LEDs. The 8-channel IC/OC enhanced capture timer precisely measures wheel-speed pulses and crank signals, while the two ADCs monitor fuel level and oil pressure sensors. The HCS12 BDM interface simplifies cluster calibration and end-of-line programming. Although the part is NRND, the S12XS64 and S12XE64 successors share the 112-LQFP footprint and pin compatibility, enabling painless migration for cluster programs.
Được đề xuất
Battery Management Systems
The MC9S12D64MPVE can serve as a slave controller in distributed battery management systems, where its two 8-channel ADCs monitor cell voltages and temperatures across 12-16 Li-ion cells. The 64 KB Flash holds cell-balancing algorithms and state-of-charge firmware, while the PWM channels drive balancing FETs. Its 2.5 V/5 V supply flexibility lets it run directly from a regulated cell-stack tap. For higher cell counts or active balancing, designers should consider the MC9S12DP512MPVE with 512 KB Flash and dual CAN modules for daisy-chained BMS topologies.
Được đề xuất
Consumer Appliance Control
White-goods and consumer appliances such as washing machines, dishwashers and induction cooktops use the MC9S12D64MPVE for motor control, user-interface scan and safety monitoring. The 8 PWM channels drive triac-fired heater elements or BLDC motor inverters, and the 91 GPIO handle capacitive touch keys, rotary encoders and seven-segment displays. The HCS12 CISC instruction set makes compact assembly code for fast time-critical routines, and the 112-LQFP footprint is well supported by low-cost PCB assemblers. Migration path: S9S12XS64J1MAL or the S12XE family on the same footprint for active lifecycle.
Được đề xuất
Security and Access Control Panels
Access control panels and alarm systems use the MC9S12D64MPVE to scan keypads, drive piezo buzzers, and interface to magnetic-door sensors. The 2x SCI channels simplify integration with external GSM or Ethernet modules for remote reporting, while the 8 PWM channels drive the piezo buzzer at variable tones. The HCS12's wide 2.5 V-5 V supply range enables direct operation from 5 V regulated supplies or backup battery stacks, and the 64 KB Flash stores zone-configuration firmware and event logs. Migration to the active S12XS family is straightforward on the same 112-LQFP footprint.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho MC9S12D64MPVE — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | MC9S12D64CFUER | MC9S12DG256CPVE | MC9S12E64CPVE | S9S12XS64J1MAL |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 112-LQFP (20 x 20 mm) | 112-LQFP - same | 112-LQFP - same | 112-LQFP - same | 112-LQFP - same |
| Core | HCS12 (16-bit CISC) | HCS12 | HCS12 | Enhanced HCS12E | HCS12 + XGATE coprocessor |
| Max CPU Frequency | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 25 MHz |
| Flash Memory | 64 KB | 64 KB (same) | 256 KB | 64 KB | 64 KB |
| RAM Size | 4 KB | 4 KB (same) | 12 KB | 4 KB | 4 KB |
| CAN Module | No | No | Yes | Yes | Yes |
| EEPROM | No | No | 4 KB | Yes | No |
| Lifecycle Status | NRND | NRND | NRND | NRND | Active |
Bảo phân biệt quan trọng
- Active S12XS successor with XGATE coprocessor and CAN on same LQFP-112 footprint (vsS9S12XS64J1MAL)
- Drop-in upgrade path with 4x Flash and 3x RAM on same 112-LQFP pinout (vsMC9S12DG256CPVE)
- 512 KB Flash for memory-intensive applications on same LQFP-112 footprint (vsMC9S12DP512CPVER)
Ghi chú thiết kế
The MC9S12D64MPVE uses two supply rails: VDDX/VSSX for external I/O at 5 V (or 3.3 V) and VDDR/VSS for the internal voltage regulator that powers the HCS12 core. Place 100 nF ceramic decoupling capacitors within 5 mm of each VDDX, VDDR, VDDA and VSSA pin, and add a 4.7 uF bulk tantalum or ceramic on VDDX to handle transient current during PWM-driven switching events. Tie TEST low through a 1 k resistor to keep the device in normal run mode.
The MC9S12D64MPVE is flagged NRND on NXP's product page as of 2026-10-19, which means it is NOT recommended for new designs. Designers starting new projects should select the S12XE64 or S12XS64 family for active lifecycle support, and migrate existing firmware to the XGATE-enabled derivatives if real-time peripheral performance is required. Do not place new production orders against long lead times without first requesting a Last Time Buy (LTB) quote from NXP.
Route the EXTAL/XTAL traces as short, symmetric differential pairs with a guard ground ring to minimize EMI pickup. Place the load capacitors within 3 mm of the crystal pins and avoid routing high-frequency PWM or SCI traces underneath. The BKGD pin should be brought to a dedicated test pad or header for BDM access without disturbing the PCB layout, and the RESET pin must include an external 4.7 k pull-up to VDDX and a 1 nF capacitor to ground for proper power-on reset behavior.
The HCS12 BDM (Background Debug Mode) interface is single-wire and asynchronous; the BKGD pin requires a 4.7 k pull-up to VDDX and a series resistor of approximately 1 k to the debug pod for clean signal edges at 25 MHz bus speeds. Avoid long BDM traces or stubs, and isolate the BKGD pin from adjacent high-current PWM outputs to prevent debug-session glitches during firmware development.
Thông tin tuân thủ
AEC-Q100 qualified per NXP S12D family documentation; lead-free and RoHS/REACH compliant. NRND status as of 2026-10-19; consult NXP for automotive PPAP renewal.
