MC9S12H128VPVE - 16-bit HCS12 MCU 128KB Flash 50MHz | NXP
MPN: MC9S12H128VPVE ✗ Cuối đờiMC9S12H128VPVE Tóm tắt
A microcontroller is a self-contained computing system on a single IC, integrating a CPU core, non-volatile program memory (Flash), volatile working memory (RAM), and a rich set of analog and digital peripherals into one package. Within the semiconductor hierarchy, the MC9S12H128VPVE belongs to the class of microcontrollers (MCUs), then to 16-bit CISC microcontrollers, then to the automotive-grade HCS12 family, and finally to the H128 sub-family. Its role in the system hierarchy is to act as the central real-time control element, executing firmware that drives actuators, samples sensors, and manages communication buses.
The key differentiating features of the MC9S12H128VPVE include: 128KB of in-application programmable Flash (128K x 8 organization), 6KB of RAM, 85 general-purpose I/O lines, an on-chip LCD driver, and a peripheral set that includes PWM, an ATD (analog-to-digital) converter, a watchdog timer, and power-on reset. Communications interfaces include CAN (CANbus), I²C, SCI (UART), and SPI, making the device suitable for multi-bus industrial nodes.
The HCS12 core is a 16-bit CISC architecture with a 20-bit ALU, an enhanced indexable addressing mode set, and a Background Debug Mode (BDM) interface for non-intrusive in-circuit debugging. The bus can be clocked up to 50MHz from an internal PLL synthesizer, while the on-chip oscillator and a Phase-Locked Loop provide a stable system clock without an external crystal in many configurations. The 112-pin LQFP package provides sufficient I/O and ADC channels for body-electronics modules.
Typical applications include automotive body controllers, instrument clusters with on-chip LCD drive, HVAC control modules, industrial CAN nodes, and general-purpose 16-bit embedded control. The integrated LCD driver makes the device a strong fit for human-driven dashboards and operator interfaces where display cost is a factor.
When designing with this part, engineers should size the decoupling network for the multiple VDD/VSS pins, route the LCDFP/LCDRP LCD bias pins with low-impedance traces, and verify the BDM (Background Debug Mode) pins are accessible for production programming. Operating voltage is 2.5V or 5V per the datasheet.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single source for part evaluation, BOM risk reduction, and lifecycle planning.
Bộ thay thế dễ dàng lắp đặt cho MC9S12H128VPVE — 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 MC9S12H128VPVE (cùng hình factor và footprint) — khác nhau ở Package, PWM Channels, Number of I/O, Operating Voltage, Program Memory Size.
MC9S12H128VPV
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
MC9S12H256VPVE
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12B128VPVE
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
MC9S12DJ128CPVE
✅ Drop-In✓ Còn hàng
$19.75 / Đơn vị
Xem tài liệu →MC9S12DP512MPVE
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12DP512CPVE
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12H128VPVE Tỷ lệ tối đa & tính chất điện
| Core Processor | HCS12 |
| Core Size | 16-bit |
| Core Architecture | CISC |
| Program Memory Size | 128KB (128K x 8) Flash |
| RAM Size | 6KB (6K x 8) |
| Maximum CPU Speed | 50MHz |
| Operating Voltage | 2.5V / 5V |
| Number of I/O | 85 |
| Connectivity | CANbus, I²C, SCI, SPI |
| Peripherals | LCD driver, POR, PWM, WDT, ATD |
| Oscillator Type | Internal |
| Hộp | 112-LQFP (20x20 mm) |
| Kiểu lắp đặt | Surface Mount |
| Nhiệt độ hoạt động | -40C to +105C |
| AEC-Q100 Grade | Automotive qualified |
| Packaging | Tray |
| Program Memory Type | Flash |
Cấu hình chân MC9S12H128VPVE
| Chân 1 | VDDR — Voltage regulator supply |
| Chân 2 | VDD1 — Digital supply 1 |
| Chân 3 | VSS1 — Digital ground 1 |
| Chân 4 | VDDX — I/O supply |
| Chân 5 | VSSX — I/O ground |
| Chân 6 | RESET — External reset input (active low) |
| Chân 7 | MODC — Mode select |
| Chân 8 | BKGD — Background Debug Mode pin |
| Chân 9 | PAD0 — Port AD bit 0 (ATD analog input) |
| Chân 10 | PAD1 — Port AD bit 1 |
| Chân 11 | PAD2 — Port AD bit 2 |
| Chân 12 | PAD3 — Port AD bit 3 |
| Chân 13 | PAD4 — Port AD bit 4 |
| Chân 14 | PAD5 — Port AD bit 5 |
| Chân 15 | PAD6 — Port AD bit 6 |
| Chân 16 | PAD7 — Port AD bit 7 |
| Chân 17 | PAD8 — Port AD bit 8 |
| Chân 18 | PAD9 — Port AD bit 9 |
| Chân 19 | PAD10 — Port AD bit 10 |
| Chân 20 | PAD11 — Port AD bit 11 |
| Chân 21 | PAD12 — Port AD bit 12 |
| Chân 22 | PAD13 — Port AD bit 13 |
| Chân 23 | PAD14 — Port AD bit 14 |
| Chân 24 | PAD15 — Port AD bit 15 |
| Chân 25 | PTA0 — Port A bit 0 |
| Chân 26 | PTA1 — Port A bit 1 |
| Chân 27 | PTA2 — Port A bit 2 |
| Chân 28 | PTA3 — Port A bit 3 |
| Chân 29 | PTA4 — Port A bit 4 |
| Chân 30 | PTA5 — Port A bit 5 |
| Chân 31 | PTA6 — Port A bit 6 |
| Chân 32 | PTA7 — Port A bit 7 |
| Chân 33 | PTB0 — Port B bit 0 |
| Chân 34 | PTB1 — Port B bit 1 |
| Chân 35 | PTB2 — Port B bit 2 |
| Chân 36 | PTB3 — Port B bit 3 |
| Chân 37 | PTB4 — Port B bit 4 |
| Chân 38 | PTB5 — Port B bit 5 |
| Chân 39 | PTB6 — Port B bit 6 |
| Chân 40 | PTB7 — Port B bit 7 |
| Chân 41 | PTC0 — Port C bit 0 |
| Chân 42 | PTC1 — Port C bit 1 |
| Chân 43 | PTC2 — Port C bit 2 |
| Chân 44 | PTC3 — Port C bit 3 |
| Chân 45 | PTC4 — Port C bit 4 |
| Chân 46 | PTC5 — Port C bit 5 |
| Chân 47 | PTC6 — Port C bit 6 |
| Chân 48 | PTC7 — Port C bit 7 |
| Chân 49 | PTD0 — Port D bit 0 / CAN TX |
| Chân 50 | PTD1 — Port D bit 1 / CAN RX |
| Chân 51 | PTD2 — Port D bit 2 / SCI TX |
| Chân 52 | PTD3 — Port D bit 3 / SCI RX |
| Chân 53 | PTD4 — Port D bit 4 / SPI MOSI |
| Chân 54 | PTD5 — Port D bit 5 / SPI MISO |
| Chân 55 | PTD6 — Port D bit 6 / SPI SCK |
| Chân 56 | PTD7 — Port D bit 7 / SPI SS |
| Chân 57 | PTE0 — Port E bit 0 / I²C SCL |
| Chân 58 | PTE1 — Port E bit 1 / I²C SDA |
| Chân 59 | PTE2 — Port E bit 2 |
| Chân 60 | PTE3 — Port E bit 3 |
| Chân 61 | PTE4 — Port E bit 4 |
| Chân 62 | PTE5 — Port E bit 5 |
| Chân 63 | PTE6 — Port E bit 6 |
| Chân 64 | PTE7 — Port E bit 7 |
| Chân 65 | PTF0 — Port F bit 0 |
| Chân 66 | PTF1 — Port F bit 1 |
| Chân 67 | PTF2 — Port F bit 2 |
| Chân 68 | PTF3 — Port F bit 3 |
| Chân 69 | PTF4 — Port F bit 4 |
| Chân 70 | PTF5 — Port F bit 5 |
| Chân 71 | PTF6 — Port F bit 6 |
| Chân 72 | PTF7 — Port F bit 7 |
| Chân 73 | PTG0 — Port G bit 0 |
| Chân 74 | PTG1 — Port G bit 1 |
| Chân 75 | PTG2 — Port G bit 2 |
| Chân 76 | PTG3 — Port G bit 3 |
| Chân 77 | PTG4 — Port G bit 4 |
| Chân 78 | PTG5 — Port G bit 5 |
| Chân 79 | PTG6 — Port G bit 6 |
| Chân 80 | PTG7 — Port G bit 7 |
| Chân 81 | PTH0 — Port H bit 0 / PWM0 |
| Chân 82 | PTH1 — Port H bit 1 / PWM1 |
| Chân 83 | PTH2 — Port H bit 2 / PWM2 |
| Chân 84 | PTH3 — Port H bit 3 / PWM3 |
| Chân 85 | PTH4 — Port H bit 4 / PWM4 |
| Chân 86 | PTH5 — Port H bit 5 / PWM5 |
| Chân 87 | PTH6 — Port H bit 6 / PWM6 |
| Chân 88 | PTH7 — Port H bit 7 / PWM7 |
| Chân 89 | PJ0 — Port J bit 0 / LCD segment |
| Chân 90 | PJ1 — Port J bit 1 / LCD segment |
| Chân 91 | PJ2 — Port J bit 2 / LCD segment |
| Chân 92 | PJ3 — Port J bit 3 / LCD segment |
| Chân 93 | PJ4 — Port J bit 4 / LCD segment |
| Chân 94 | PJ5 — Port J bit 5 / LCD segment |
| Chân 95 | PJ6 — Port J bit 6 / LCD segment |
| Chân 96 | PJ7 — Port J bit 7 / LCD segment |
| Chân 97 | PK0 — Port K bit 0 / LCD segment |
| Chân 98 | PK1 — Port K bit 1 / LCD segment |
| Chân 99 | PK2 — Port K bit 2 / LCD segment |
| Chân 100 | PK3 — Port K bit 3 / LCD segment |
| Chân 101 | PK4 — Port K bit 4 / LCD segment |
| Chân 102 | PK5 — Port K bit 5 / LCD segment |
| Chân 103 | PK6 — Port K bit 6 / LCD segment |
| Chân 104 | PK7 — Port K bit 7 / LCD segment |
| Chân 105 | LCDFP — LCD front-plane bias |
| Chân 106 | LCDRP — LCD back-plane bias |
| Chân 107 | VDD2 — Digital supply 2 |
| Chân 108 | VSS2 — Digital ground 2 |
| Chân 109 | XOSC1 — Crystal oscillator input |
| Chân 110 | XOSC2 — Crystal oscillator output |
| Chân 111 | TEST — Test pin (factory use) |
| Chân 112 | PLL/VDDPLL — PLL supply |
Ứng dụng tiêu biểu
MC9S12H128VPVE phù hợp cho 6 Áp dụngs: Automotive Body Control Module, Automotive Instrument Cluster, Industrial CAN Node Controller, HVAC Climate Control Module, Automotive Door Module / Seat Controller, General 16-bit Embedded Control Platform.
Automotive Body Control Module
The MC9S12H128VPVE is well matched to automotive body control modules because of its 16-bit HCS12 core, single-CAN interface, and 85 GPIO lines. Body controllers typically aggregate inputs from door switches, lighting, and rain sensors and drive relays, LEDs, and small motors; the on-chip PWM and ATD peripherals cover those functions without external counters. With 128KB Flash, typical BCM firmware fits comfortably, leaving headroom for bootloaders and OBD diagnostic routines. The AEC-Q100 qualification and -40C to +105C rating allow under-hood and cabin placement. The 112-LQFP exposes enough pins for multi-channel lighting and CAN node fan-out without external bus expanders.
Được đề xuất
Automotive Instrument Cluster
The integrated LCD segment driver makes the MC9S12H128VPVE a natural fit for automotive instrument clusters that drive segment-LCD speedometers, tachometers, and fuel/temperature gauges. The 85 GPIO and the LCD bias generator drive typical 4-to-8 multiplex displays without an external charge pump, reducing BOM cost. The 128KB Flash holds graphic-segment maps and diagnostic libraries; 6KB RAM supports runtime variables for CAN-received vehicle data. The 50MHz CPU bus speed is sufficient to refresh 100+ segments per frame while servicing CAN messages from the BCM and powertrain gateway in real time.
Được đề xuất
Industrial CAN Node Controller
Industrial CAN nodes such as PLC expansion slices, motor inverters, and sensor hubs benefit from the MC9S12H128VPVE's HCS12 deterministic core, integrated CAN module, and -40C to +105C rating. The CAN 2.0A/B interface supports standard industrial protocols (CANopen, DeviceNet) at 1 Mbit/s, while SCI and SPI enable side-channel diagnostics. 128KB Flash accommodates industrial protocol stacks (CANopen over CAN, simple Modbus over SCI) without external memory, and the 112-LQFP provides enough I/O for digital inputs, relay drivers, and PWM outputs. The 50MHz bus frequency keeps CAN message latency under 1 ms at full bus load.
HVAC Climate Control Module
HVAC control modules combine temperature sensing, fan/motor PWM control, and a user display - a profile the MC9S12H128VPVE covers directly. The ATD converter samples multiple thermistor inputs, while PWM channels drive blower fans and mode doors at variable duty cycles. The integrated LCD segment driver is well suited to status display of temperature setpoints and fan speed. The AEC-Q100 grade and wide operating temperature support under-dash mounting where ambient can reach 85C. With 128KB Flash, the firmware can include PID control loops, CAN diagnostics, and a small bootloader for field updates.
Được đề xuất
Automotive Door Module / Seat Controller
Door modules and seat controllers need many GPIOs for window switches, mirror controls, and position feedback, plus CAN to communicate with the BCM. The MC9S12H128VPVE's 85 GPIO count accommodates 8-channel switch scanning, mirror motor H-bridge control, and PWM-driven seat adjusters. The HCS12 core executes the seat-position control loop deterministically at 50MHz, while the CAN interface reports faults and accepts commands. The 112-LQFP package supports mixed-signal routing for the ATD channels that read Hall-effect mirror/position sensors.
Được đề xuất
General 16-bit Embedded Control Platform
Beyond automotive, the MC9S12H128VPVE serves as a general-purpose 16-bit embedded platform for sensor aggregation, motor control, and CAN-connected industrial nodes. The HCS12 instruction set supports C compilers with predictable interrupt latency, and 128KB Flash plus 6KB RAM covers typical sensor-hub firmware. The peripheral mix (PWM, ATD, SCI, SPI, I²C, CAN) maps cleanly onto industrial sensor boards that aggregate multiple analog inputs and report over CAN. The exposed-pad 112-LQFP aids thermal dissipation for PWM-intensive motor control.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho MC9S12H128VPVE — 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 | MC9S12H128VPV | MC9S12H256VPVE | MC9S12B128VPVE | MC9S12DJ128CPVE | MC9S12DP512MPVE |
|---|---|---|---|---|---|---|
| Package | 112-LQFP (20x20) | 112-LQFP (20x20) | 112-LQFP (20x20) | 112-LQFP (20x20) | 112-LQFP (20x20) | 112-LQFP (20x20) |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core | HCS12 (S12H family) | HCS12 (S12H) | HCS12 (S12H) | HCS12 (S12B) | HCS12 (S12D) | HCS12 (S12D) |
| Flash Memory | 128KB | 128KB | 256KB | 128KB | 128KB | 512KB |
| RAM Size | 6KB | 6KB | 12KB | 6KB | 8KB | 32KB |
| Max CPU Speed | 50MHz | 50MHz | 50MHz | 50MHz | 50MHz | 50MHz |
| CAN Modules | 1 (CANbus) | 1 | 1 | 1 | 2 | 2 |
| LCD Driver | Yes (integrated) | Yes | Yes | No | No | No |
| Operating Temperature | -40C to +105C | 0C to +70C (typical) | -40C to +105C | -40C to +105C | -40C to +85C | -40C to +85C |
Bảo phân biệt quan trọng
- Integrated LCD segment driver eliminates external charge-pump IC (vsMC9S12B128VPVE)
- Higher Flash density (128KB vs 256KB Flash tradeoff) (vsMC9S12H256VPVE)
- AEC-Q100 automotive grade with -40C to +105C range (vsMC9S12DJ128CPVE)
Ghi chú thiết kế
Place 100nF decoupling capacitors as close as possible to each VDD/VSS pair on the 112-LQFP, with at least one bulk 10uF tantalum or ceramic near the VDDR pin. The exposed thermal pad (if present on the package variant) must be soldered to a ground copper pour of at least 1 square inch to meet the thermal resistance spec and improve EMI immunity for the LCD bias lines.
Route the LCDFP and LCDRP pins directly to the LCD glass with short, wide traces to minimize the loop area and reduce susceptibility to display artifacts. Keep digital switching traces (PWM, SCI) away from the LCD bias network; a ground guard trace between them is recommended. The XOSC1/XOSC2 crystal traces should be short, symmetric, and surrounded by a ground ring for PLL stability.
Do not assume all 112-LQFP S12 parts are firmware-compatible: pin-multiplexing maps differ between S12H, S12B, and S12D families. The MC9S12H128VPVE maps LCD segments to PJ/PK ports; S12D parts reuse those pins for general GPIO. Verify the BKGND/MODC pins are accessible on the production PCB for in-circuit programming and that the RESET pin has a proper pull-up and decoupling capacitor as required by the datasheet.
Thông tin tuân thủ
AEC-Q100 qualified per datasheets.com listing; RoHS and lead-free per NXP product family. Halogen-free status not explicitly confirmed in retrieved web data.
