MC9S12DG128MPVE - 16-bit HCS12 MCU, 128KB Flash, 112-LQFP | NXP
MPN: MC9S12DG128MPVE ✗ Cuối đờiMC9S12DG128MPVE Tóm tắt
A 16-bit microcontroller (MCU) is a programmable processor core that executes instructions on 16-bit data paths and is widely used in automotive body electronics, industrial control, and motor control where 8-bit devices lack throughput and 32-bit devices are cost-prohibitive. The HCS12 core is NXP's (formerly Freescale) S12 family derivative, supporting CISC instruction set, enhanced addressing modes, and BDM (Background Debug Mode) for non-intrusive in-circuit debug. Within the broader hierarchy, MCUs belong to microprocessors and embedded computing.
Key features of the MC9S12DG128MPVE include 128KB on-chip Flash with in-application reprogramming support, 2KB EEPROM and 8KB RAM for data retention and scratchpad storage, dual 10-bit ADC modules supporting 16 analog input channels, and a 50MHz internal bus clock derived from a programmable Phase-Lock-Loop (PLL). The device supports 2.5V/5V mixed-voltage operation per the legacy S12 specification and provides CAN, SCI, and SPI serial interfaces for networked embedded designs.
The MC9S12DG128MPVE architecture pairs a CPU12 core with a peripheral bus bridge that runs at twice the CPU frequency for high-throughput I/O, plus an addressable memory map that places Flash at $0000-$FFFF and EEPROM/RAM at upper addresses. The integrated Voltage Regulator (VREG) and Power-On Reset block simplify supply design, while the Enhanced Capture Timer supports input capture, output compare, and pulse accumulator modes for pulse-width measurement.
Typical applications include automotive body controllers, instrument clusters, HVAC control modules, lighting controllers, and industrial PLC I/O expansion. Per the Verified Web Data the part is currently NRND (Not Recommended for New Designs), so existing production designs should plan migration to active S12/S12Z successors such as the S12ZVL or S32K1 series.
Design consideration: the 112-LQFP footprint has 0.5mm pitch and requires careful PCB layout to maintain signal integrity on the parallel bus and analog inputs. The device's mixed-voltage I/O is internally level-shifted, but designers must observe absolute maximum ratings on 5V-tolerant pins when interfacing to 3.3V peripherals.
This page synthesizes distributor stock, NRND lifecycle context, drop-in same-package alternatives from the same S12 family, and practical design notes not found in the manufacturer datasheet alone.
Bộ thay thế dễ dàng lắp đặt cho MC9S12DG128MPVE — 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 MC9S12DG128MPVE (cùng hình factor và footprint) — khác nhau ở Core Architecture, Package, Core Processor, Supply Voltage, EEPROM Size.
MC9S12DP512MPVE
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12DG128CPVE
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12A256CPVE
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
MC9S12B128CPVE
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
MC9S12DG128MPVER
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
MC9S12DG128MPVE Tỷ lệ tối đa & tính chất điện
| Product Family | S12DG (HCS12) |
| Core Architecture | HCS12 (CPU12, 16-bit CISC) |
| CPU Clock Frequency | 25 MHz (max) |
| Bus Clock | 50 MHz (max) |
| Program Memory (Flash) | 128 KB |
| RAM | 8 KB |
| EEPROM | 2 KB |
| Điện áp cung cấp | 2.35 V to 2.75 V (core) / 5 V I/O |
| Khoảng nhiệt độ hoạt động | -40C to +125C (automotive grade) |
| Digital I/O Pins | 59 |
| ADC | 2 x 10-bit, 8 channels each (16 total) |
| PWM Channels | 8 channels |
| Enhanced Capture Timer | 8-channel IC/OC |
| SCI (UART) Channels | 2 |
| SPI Channels | 1 |
| CAN Module | 1 (msCAN) |
| Hộp | 112-LQFP (20 x 20 mm, 0.5 mm pitch) |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
| Trạng thái vòng đời | NRND (Not Recommended for New Designs) |
Cấu hình chân MC9S12DG128MPVE
| Chân 1 | PAD0 — ADC input channel 0 / digital I/O |
| Chân 2 | PAD1 — ADC input channel 1 / digital I/O |
| Chân 3 | PAD2 — ADC input channel 2 / digital I/O |
| Chân 4 | PAD3 — ADC input channel 3 / digital I/O |
| Chân 5 | PAD4 — ADC input channel 4 / digital I/O |
| Chân 6 | PAD5 — ADC input channel 5 / digital I/O |
| Chân 7 | PAD6 — ADC input channel 6 / digital I/O |
| Chân 8 | PAD7 — ADC input channel 7 / digital I/O |
| Chân 9 | VDDA — Analog supply voltage for ADC |
| Chân 10 | VSSA — Analog ground for ADC |
| Chân 11 | PAD8 — ADC input channel 8 / digital I/O |
| Chân 12 | PAD9 — ADC input channel 9 / digital I/O |
| Chân 13 | PAD10 — ADC input channel 10 / digital I/O |
| Chân 14 | PAD11 — ADC input channel 11 / digital I/O |
| Chân 15 | PAD12 — ADC input channel 12 / digital I/O |
| Chân 16 | PAD13 — ADC input channel 13 / digital I/O |
| Chân 17 | PAD14 — ADC input channel 14 / digital I/O |
| Chân 18 | PAD15 — ADC input channel 15 / digital I/O |
| Chân 19 | PWM0 — PWM channel 0 output |
| Chân 20 | PWM1 — PWM channel 1 output |
| Chân 21 | PWM2 — PWM channel 2 output |
| Chân 22 | PWM3 — PWM channel 3 output |
| Chân 23 | PWM4 — PWM channel 4 output |
| Chân 24 | PWM5 — PWM channel 5 output |
| Chân 25 | PWM6 — PWM channel 6 output |
| Chân 26 | PWM7 — PWM channel 7 output |
| Chân 27 | TC0 — Timer channel 0 IC/OC |
| Chân 28 | TC1 — Timer channel 1 IC/OC |
| Chân 29 | TC2 — Timer channel 2 IC/OC |
| Chân 30 | TC3 — Timer channel 3 IC/OC |
| Chân 31 | TC4 — Timer channel 4 IC/OC |
| Chân 32 | TC5 — Timer channel 5 IC/OC |
| Chân 33 | TC6 — Timer channel 6 IC/OC |
| Chân 34 | TC7 — Timer channel 7 IC/OC |
| Chân 35 | VDDR — Internal voltage regulator supply |
| Chân 36 | VSSX — I/O ground reference |
| Chân 37 | VDDX — External I/O supply voltage |
| Chân 38 | VSS — Digital ground |
| Chân 39 | VDD — Digital supply voltage (2.5V core) |
| Chân 40 | RESET — External reset input (active low) |
| Chân 41 | BKGD — Background Debug Mode pin |
| Chân 42 | MODC — Mode selection pin for BDM |
| Chân 43 | PE0 — Port E bit 0 / IRQ |
| Chân 44 | PE1 — Port E bit 1 / IRQ |
| Chân 45 | PE2 — Port E bit 2 / IRQ |
| Chân 46 | PE3 — Port E bit 3 / IRQ |
| Chân 47 | PE4 — Port E bit 4 / XIRQ |
| Chân 48 | PE5 — Port E bit 5 / IRQ |
| Chân 49 | PE6 — Port E bit 6 / IRQ |
| Chân 50 | PE7 — Port E bit 7 / IRQ |
| Chân 51 | PH0 — Port H bit 0 / SS |
| Chân 52 | PH1 — Port H bit 1 / SCK |
| Chân 53 | PH2 — Port H bit 2 / MOSI |
| Chân 54 | PH3 — Port H bit 3 / MISO |
| Chân 55 | PH4 — Port H bit 4 |
| Chân 56 | PH5 — Port H bit 5 |
| Chân 57 | PH6 — Port H bit 6 |
| Chân 58 | PH7 — Port H bit 7 |
| Chân 59 | PJ0 — Port J bit 0 / CAN RX |
| Chân 60 | PJ1 — Port J bit 1 / CAN TX |
| Chân 61 | PJ2 — Port J bit 2 |
| Chân 62 | PJ3 — Port J bit 3 |
| Chân 63 | PJ4 — Port J bit 4 |
| Chân 64 | PJ5 — Port J bit 5 |
| Chân 65 | PJ6 — Port J bit 6 |
| Chân 66 | PJ7 — Port J bit 7 |
| Chân 67 | PK0 — Port K bit 0 |
| Chân 68 | PK1 — Port K bit 1 |
| Chân 69 | PK2 — Port K bit 2 |
| Chân 70 | PK3 — Port K bit 3 |
| Chân 71 | PK4 — Port K bit 4 |
| Chân 72 | PK5 — Port K bit 5 |
| Chân 73 | PK6 — Port K bit 6 |
| Chân 74 | PK7 — Port K bit 7 |
| Chân 75 | PM0 — Port M bit 0 |
| Chân 76 | PM1 — Port M bit 1 |
| Chân 77 | PM2 — Port M bit 2 |
| Chân 78 | PM3 — Port M bit 3 |
| Chân 79 | PM4 — Port M bit 4 |
| Chân 80 | PM5 — Port M bit 5 |
| Chân 81 | PM6 — Port M bit 6 |
| Chân 82 | PM7 — Port M bit 7 |
| Chân 83 | PP0 — Port P bit 0 / PWM |
| Chân 84 | PP1 — Port P bit 1 / PWM |
| Chân 85 | PP2 — Port P bit 2 / PWM |
| Chân 86 | PP3 — Port P bit 3 / PWM |
| Chân 87 | PP4 — Port P bit 4 |
| Chân 88 | PP5 — Port P bit 5 |
| Chân 89 | PP6 — Port P bit 6 |
| Chân 90 | PP7 — Port P bit 7 |
| Chân 91 | PS0 — Port S bit 0 / SCI0 TX |
| Chân 92 | PS1 — Port S bit 1 / SCI0 RX |
| Chân 93 | PS2 — Port S bit 2 / SCI1 TX |
| Chân 94 | PS3 — Port S bit 3 / SCI1 RX |
| Chân 95 | PS4 — Port S bit 4 / SPI0 SCK |
| Chân 96 | PS5 — Port S bit 5 / SPI0 MOSI |
| Chân 97 | PS6 — Port S bit 6 / SPI0 MISO |
| Chân 98 | PS7 — Port S bit 7 / SPI0 SS |
| Chân 99 | PT0 — Port T bit 0 / ICOC0 |
| Chân 100 | PT1 — Port T bit 1 / ICOC1 |
| Chân 101 | PT2 — Port T bit 2 / ICOC2 |
| Chân 102 | PT3 — Port T bit 3 / ICOC3 |
| Chân 104 | PT4 — Port T bit 4 / ICOC4 |
| Chân 105 | PT5 — Port T bit 5 / ICOC5 |
| Chân 106 | PT6 — Port T bit 6 / ICOC6 |
| Chân 107 | PT7 — Port T bit 7 / ICOC7 |
| Chân 108 | VDDPLL — PLL supply voltage |
| Chân 109 | VSSPLL — PLL ground |
| Chân 110 | XFC — PLL external filter capacitor |
| Chân 111 | EXTAL — External crystal/oscillator input |
| Chân 112 | XTAL — External crystal output |
Ứng dụng tiêu biểu
MC9S12DG128MPVE phù hợp cho 6 Áp dụngs: Automotive Body Control Module, Instrument Cluster Controller, HVAC Control Module, Lighting Control Module, Industrial PLC I/O Expansion, Motor Control (Small BLDC/PMSM).
Automotive Body Control Module
The MC9S12DG128MPVE fits automotive body controllers because of its 128KB Flash supporting body ECU firmware, 16 ADC channels for wiper/lights/rain sensors, and msCAN interface for chassis network integration. The 59 digital I/O lines handle door locks, mirror switches, lighting drivers, and LIN-master coordination, while the 8-channel PWM controls LED dimming and small DC loads. Automotive -40C to +125C temperature grade per the NXP datasheet ensures reliable operation under hood and cabin environments.
Được đề xuất
Instrument Cluster Controller
The MC9S12DG128MPVE drives analog/digital instrument clusters via its dual 10-bit ADC modules for fuel, temperature, and speed signal acquisition, plus the 8-channel PWM for gauge needle control. The 128KB Flash accommodates speedometer/tachometer logic, odometer storage in 2KB EEPROM, and CAN bus reception from the powertrain ECU. With 25MHz CPU and 50MHz bus clock, the part handles refresh rates for 100+ segment LCDs or stepper-motor gauges without CPU bottleneck.
Được đề xuất
HVAC Control Module
The MC9S12DG128MPVE suits HVAC controllers because its 16 ADC channels digitize temperature sensors (in-cabin, ambient, evaporator, blend-door position), while the 8-channel PWM drives blower fans and stepper motors via external drivers. The two SCI channels support LIN bus communication with HVAC remote sensors and the msCAN links to the vehicle network. 128KB Flash stores control algorithms and the 2KB EEPROM retains user setpoints across battery disconnects.
Được đề xuất
Lighting Control Module
The MC9S12DG128MPVE manages automotive lighting via its 8-channel PWM for headlamp leveling, daytime running lights, and interior dimming, plus 59 digital I/O for switch inputs and relay drivers. The 128KB Flash supports adaptive lighting algorithms such as curve-adaptive headlamps and welcome/goodbye sequences. CAN bus integration enables coordination with the body controller for welcome lighting synchronized across multiple lamps.
Được đề xuất
Industrial PLC I/O Expansion
The MC9S12DG128MPVE expands industrial PLCs through its 59 digital I/O lines for 24V industrial signal conditioning, 16 ADC channels for analog sensor reading, and the SPI port for digital isolator coupling. The msCAN module provides industrial CANopen or DeviceNet connectivity. Although NRND, the part remains in service for legacy PLC backplanes where 128KB Flash and the rugged 112-LQFP package meet form-factor and environmental constraints.
Được đề xuất
Motor Control (Small BLDC/PMSM)
The MC9S12DG128MPVE drives small brushless DC motors via the Enhanced Capture Timer for back-EMF sensing, 8-channel PWM for complementary 3-phase switching, and the dual 10-bit ADC for current shunt feedback. The 25MHz CPU and 50MHz bus clock execute field-oriented control (FOC) loops for pumps, fans, and small e-compressors. CAN bus integration enables torque/speed command reception from a higher-level vehicle or industrial controller.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho MC9S12DG128MPVE — 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 | MC9S12DP512MPVE | MC9S12DG128CPVE | MC9S12A256CPVE | MC9S12B128CPVE | MC9S12DG128MPVER |
|---|---|---|---|---|---|---|
| Package | 112-LQFP (20x20) | 112-LQFP (20x20) - same | 112-LQFP (20x20) - same | 112-LQFP (20x20) - same | 112-LQFP (20x20) - same | 112-LQFP (20x20) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Flash Memory | 128 KB | 512 KB | 128 KB | 256 KB | 128 KB | 128 KB |
| CPU Clock | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 25 MHz |
| Temperature Grade | Automotive (-40C to +125C) | Automotive (-40C to +125C) | Commercial (0C to +70C) | Commercial (0C to +70C) | Commercial (0C to +70C) | Automotive (-40C to +125C) |
| Lifecycle Status | NRND | NRND | NRND | NRND | NRND | NRND |
| msCAN Module | 1 | 5 | 1 | 2 | 1 | 1 |
| ADC Channels (10-bit) | 16 (2 x 8-channel) | 24 (3 x 8-channel) | 16 | 16 | 16 | 16 |
Bảo phân biệt quan trọng
- Higher Flash density than MC9S12B128CPVE in same 112-LQFP (vsMC9S12B128CPVE)
- 4x Flash memory for firmware-intensive designs (vsMC9S12DP512MPVE)
- Commercial temperature grade option for non-automotive designs (vsMC9S12DG128CPVE)
Ghi chú thiết kế
The MC9S12DG128MPVE integrates an internal 2.5V voltage regulator (VDDR/VSSX). Provide a 100nF decoupling capacitor on VDDX and a 4.7uF bulk capacitor on VDDR as recommended by the NXP datasheet. The regulator can supply up to 80mA; ensure external loads via VDDR do not exceed this. Place all decoupling caps within 5mm of the package pins to minimize inductance.
At -40C to +125C automotive operation, the 112-LQFP package dissipates roughly 1W maximum with theta_JA of approximately 50 C/W on a standard 4-layer PCB. For continuous high-speed CPU operation (50MHz bus clock) at +125C ambient, ensure the PCB copper pour covers at least 50% of the exposed pads and that thermal vias are placed beneath the LQFP thermal pad area to keep junction temperature within the 150C absolute maximum.
Route analog signals (PAD0-PAD15) on a separate inner layer with guard traces tied to analog ground (VSSA). Keep digital traces away from the analog inputs by at least 3mm and place a ferrite bead between VDD and VDDA to isolate analog supply noise. Use a 4-layer PCB stack-up with dedicated ground and power planes for best EMC performance in automotive environments.
When migrating from MC9S12DG128CPVE (commercial grade) to MC9S12DG128MPVE (automotive grade), verify the BDM pull-up resistor configuration per the BDM specification - the automotive variant requires a stronger pull-up on BKGD for reliable debug at low voltages. Also confirm that the 5V-tolerant I/O pins on the automotive grade still meet the 2.5V/5V mixed-voltage specification when connected to 3.3V peripherals.
Thông tin tuân thủ
RoHS and REACH compliant per NXP product page. AEC-Q100 qualified for automotive temperature grade (suffix M indicates automotive). Lead-free terminations compatible with reflow profiles up to 245C peak.
