MC9S12H128VPVE - 16-bit HCS12 MCU 128KB Flash 50MHz | NXP
MPN: MC9S12H128VPVE ✗ סוף ייצורMC9S12H128VPVE סקירה
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.
חלופות תחליף ישיר עבור MC9S12H128VPVE — אותו מארז, תואם פין-לפין. חלקים במארז שונה הדורשים עיבוד מחדש של ה-PCB אינם נכללים.
וריאנטים בסדרה זו
דגמים מאותה סדרה התואמים Drop-in עם MC9S12H128VPVE (אותו גורם צורה וטביעת רגל) — שונים ב Package, PWM Channels, Number of I/O, Operating Voltage, Program Memory Size.
MC9S12H128VPV
✅ Drop-In📋 חלופה להתייחסות (לא בקטלוג)
MC9S12H256VPVE
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←MC9S12B128VPVE
✅ Drop-In📋 חלופה להתייחסות (לא בקטלוג)
MC9S12DJ128CPVE
✅ Drop-In✓ במלאי
$19.75 / יחידה
הצג גיליון נתונים ←MC9S12DP512MPVE
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←MC9S12DP512CPVE
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←MC9S12H128VPVE דירוגים מרביים ומאפיינים חשמליים
| 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 |
| מארז | 112-LQFP (20x20 mm) |
| סוג הרכבה | Surface Mount |
| טמפרטורת פעולה | -40C to +105C |
| AEC-Q100 Grade | Automotive qualified |
| Packaging | Tray |
| Program Memory Type | Flash |
תצורת פינים של MC9S12H128VPVE
| פין 1 | VDDR — Voltage regulator supply |
| פין 2 | VDD1 — Digital supply 1 |
| פין 3 | VSS1 — Digital ground 1 |
| פין 4 | VDDX — I/O supply |
| פין 5 | VSSX — I/O ground |
| פין 6 | RESET — External reset input (active low) |
| פין 7 | MODC — Mode select |
| פין 8 | BKGD — Background Debug Mode pin |
| פין 9 | PAD0 — Port AD bit 0 (ATD analog input) |
| פין 10 | PAD1 — Port AD bit 1 |
| פין 11 | PAD2 — Port AD bit 2 |
| פין 12 | PAD3 — Port AD bit 3 |
| פין 13 | PAD4 — Port AD bit 4 |
| פין 14 | PAD5 — Port AD bit 5 |
| פין 15 | PAD6 — Port AD bit 6 |
| פין 16 | PAD7 — Port AD bit 7 |
| פין 17 | PAD8 — Port AD bit 8 |
| פין 18 | PAD9 — Port AD bit 9 |
| פין 19 | PAD10 — Port AD bit 10 |
| פין 20 | PAD11 — Port AD bit 11 |
| פין 21 | PAD12 — Port AD bit 12 |
| פין 22 | PAD13 — Port AD bit 13 |
| פין 23 | PAD14 — Port AD bit 14 |
| פין 24 | PAD15 — Port AD bit 15 |
| פין 25 | PTA0 — Port A bit 0 |
| פין 26 | PTA1 — Port A bit 1 |
| פין 27 | PTA2 — Port A bit 2 |
| פין 28 | PTA3 — Port A bit 3 |
| פין 29 | PTA4 — Port A bit 4 |
| פין 30 | PTA5 — Port A bit 5 |
| פין 31 | PTA6 — Port A bit 6 |
| פין 32 | PTA7 — Port A bit 7 |
| פין 33 | PTB0 — Port B bit 0 |
| פין 34 | PTB1 — Port B bit 1 |
| פין 35 | PTB2 — Port B bit 2 |
| פין 36 | PTB3 — Port B bit 3 |
| פין 37 | PTB4 — Port B bit 4 |
| פין 38 | PTB5 — Port B bit 5 |
| פין 39 | PTB6 — Port B bit 6 |
| פין 40 | PTB7 — Port B bit 7 |
| פין 41 | PTC0 — Port C bit 0 |
| פין 42 | PTC1 — Port C bit 1 |
| פין 43 | PTC2 — Port C bit 2 |
| פין 44 | PTC3 — Port C bit 3 |
| פין 45 | PTC4 — Port C bit 4 |
| פין 46 | PTC5 — Port C bit 5 |
| פין 47 | PTC6 — Port C bit 6 |
| פין 48 | PTC7 — Port C bit 7 |
| פין 49 | PTD0 — Port D bit 0 / CAN TX |
| פין 50 | PTD1 — Port D bit 1 / CAN RX |
| פין 51 | PTD2 — Port D bit 2 / SCI TX |
| פין 52 | PTD3 — Port D bit 3 / SCI RX |
| פין 53 | PTD4 — Port D bit 4 / SPI MOSI |
| פין 54 | PTD5 — Port D bit 5 / SPI MISO |
| פין 55 | PTD6 — Port D bit 6 / SPI SCK |
| פין 56 | PTD7 — Port D bit 7 / SPI SS |
| פין 57 | PTE0 — Port E bit 0 / I²C SCL |
| פין 58 | PTE1 — Port E bit 1 / I²C SDA |
| פין 59 | PTE2 — Port E bit 2 |
| פין 60 | PTE3 — Port E bit 3 |
| פין 61 | PTE4 — Port E bit 4 |
| פין 62 | PTE5 — Port E bit 5 |
| פין 63 | PTE6 — Port E bit 6 |
| פין 64 | PTE7 — Port E bit 7 |
| פין 65 | PTF0 — Port F bit 0 |
| פין 66 | PTF1 — Port F bit 1 |
| פין 67 | PTF2 — Port F bit 2 |
| פין 68 | PTF3 — Port F bit 3 |
| פין 69 | PTF4 — Port F bit 4 |
| פין 70 | PTF5 — Port F bit 5 |
| פין 71 | PTF6 — Port F bit 6 |
| פין 72 | PTF7 — Port F bit 7 |
| פין 73 | PTG0 — Port G bit 0 |
| פין 74 | PTG1 — Port G bit 1 |
| פין 75 | PTG2 — Port G bit 2 |
| פין 76 | PTG3 — Port G bit 3 |
| פין 77 | PTG4 — Port G bit 4 |
| פין 78 | PTG5 — Port G bit 5 |
| פין 79 | PTG6 — Port G bit 6 |
| פין 80 | PTG7 — Port G bit 7 |
| פין 81 | PTH0 — Port H bit 0 / PWM0 |
| פין 82 | PTH1 — Port H bit 1 / PWM1 |
| פין 83 | PTH2 — Port H bit 2 / PWM2 |
| פין 84 | PTH3 — Port H bit 3 / PWM3 |
| פין 85 | PTH4 — Port H bit 4 / PWM4 |
| פין 86 | PTH5 — Port H bit 5 / PWM5 |
| פין 87 | PTH6 — Port H bit 6 / PWM6 |
| פין 88 | PTH7 — Port H bit 7 / PWM7 |
| פין 89 | PJ0 — Port J bit 0 / LCD segment |
| פין 90 | PJ1 — Port J bit 1 / LCD segment |
| פין 91 | PJ2 — Port J bit 2 / LCD segment |
| פין 92 | PJ3 — Port J bit 3 / LCD segment |
| פין 93 | PJ4 — Port J bit 4 / LCD segment |
| פין 94 | PJ5 — Port J bit 5 / LCD segment |
| פין 95 | PJ6 — Port J bit 6 / LCD segment |
| פין 96 | PJ7 — Port J bit 7 / LCD segment |
| פין 97 | PK0 — Port K bit 0 / LCD segment |
| פין 98 | PK1 — Port K bit 1 / LCD segment |
| פין 99 | PK2 — Port K bit 2 / LCD segment |
| פין 100 | PK3 — Port K bit 3 / LCD segment |
| פין 101 | PK4 — Port K bit 4 / LCD segment |
| פין 102 | PK5 — Port K bit 5 / LCD segment |
| פין 103 | PK6 — Port K bit 6 / LCD segment |
| פין 104 | PK7 — Port K bit 7 / LCD segment |
| פין 105 | LCDFP — LCD front-plane bias |
| פין 106 | LCDRP — LCD back-plane bias |
| פין 107 | VDD2 — Digital supply 2 |
| פין 108 | VSS2 — Digital ground 2 |
| פין 109 | XOSC1 — Crystal oscillator input |
| פין 110 | XOSC2 — Crystal oscillator output |
| פין 111 | TEST — Test pin (factory use) |
| פין 112 | PLL/VDDPLL — PLL supply |
יישומים טיפוסיים
MC9S12H128VPVE מתאים עבור 6 יישוםs: 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.
מומלץ
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.
מומלץ
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.
מומלץ
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.
מומלץ
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.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור MC9S12H128VPVE — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | 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 |
מבדילים עיקריים
- Integrated LCD segment driver eliminates external charge-pump IC (לעומתMC9S12B128VPVE)
- Higher Flash density (128KB vs 256KB Flash tradeoff) (לעומתMC9S12H256VPVE)
- AEC-Q100 automotive grade with -40C to +105C range (לעומתMC9S12DJ128CPVE)
הערות תכנון
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.
מידע על תאימות
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.
