NXP Semiconductors

MC9S12XDP512MAL - 16-Bit HCS12X MCU, 512KB Flash, 80MHz | NXP

部品番号: MC9S12XDP512MAL ✗ 生産終了
在庫あり 1〜3営業日以内に発送
2.35 V to 2.75 V core Vdss 112-LQFP (20x20 mm) Package 80 MHz Speed 512 KB (512K x 8) Flash Memory
開始価格 $16.4 USD / 個
MOQ: 1 |
価格更新日: 2026-10-18
ボリューム価格
数量 単価 小計
1 $24.5 $24.50
10 $22.1 $221.00
100 $19.75 $1,975.00
500 $17.9 $8,950.00
1,000 $16.4 $16,400.00
ℹ️ すべての価格はUSDです

MC9S12XDP512MAL 概要

The NXP MC9S12XDP512MAL is a 16-bit microcontroller from the HCS12X family, integrating 512KB of Flash program memory, 32KB of RAM, and 4KB of EEPROM in a 112-pin LQFP package (20x20mm). Built around an enhanced HCS12X CPU core with a 40MHz bus and up to 80MHz peripheral clock, it delivers 32-bit-equivalent performance while remaining code- and pin-compatible with the HCS12 instruction set. The wide connectivity set (CANbus, EBI/EMI, I2C, IrDA, LINbus, SCI, SPI) and 91 general-purpose I/O lines make it a workhorse for automotive multiplexing applications.

A microcontroller (MCU) is a single-chip computer that combines a CPU, memory, RAM, ROM/Flash, timers, and serial interfaces on one die. The MC9S12XDP512MAL belongs to the broader category: microcontroller -> 16-bit MCU -> HCS12X family -> HCS12X sub-family. Within a system hierarchy, this IC sits in the embedded control tier, between sensor/actuator interfaces and the application software layer. The on-chip peripherals make it a complete system-on-chip suitable for body, chassis, and powertrain subsystem designs.

Key features include a 32-channel 10-bit ADC, an Enhanced Capture Timer (ECT) module, an 8-channel PWM unit, two inter-integrated circuit (IIC) controllers, up to six serial communication interfaces (SCI), three serial peripheral interfaces (SPI), and five controller area network (CAN) modules. The XGATE co-processor (2x peripheral clock, 160MHz peak) offloads interrupt-driven tasks from the main CPU, enabling efficient handling of high-speed serial streams. Hardware integrity features include Low Voltage Detect (LVD), Power-On Reset (POR), and a Watchdog Timer (WDT). The device operates from 2.35V to 2.75V core and supports 5V I/O on selected pins.

The architecture pairs the HCS12X CPU with the XGATE peripheral co-processor over a common bus. Both cores access the same memory map, and the XGATE can service interrupts in parallel with CPU execution. The 80MHz peak peripheral clock and 40MHz bus clock enable deterministic interrupt latency suitable for time-critical CAN body domains. Internal Phase-Locked Loop (PLL) circuitry multiplies an external 4MHz crystal to derive the system clock, supporting Field Bus standards and automotive power management.

Typical applications include automotive body control modules (BCM), door/window/seat controllers, HVAC climate control, instrument clusters, industrial PLC and motor control front ends, and LIN/CAN sub-system nodes. The automotive-grade qualification makes it well suited for harsh environment deployments.

The MC9S12XDP512MAL distinguishes itself from earlier HCS12 variants via XGATE support, larger memory, and 5V-tolerant I/O, but requires careful attention to power-rail decoupling and PLL layout. Mass production boards should keep analog supplies and oscillator traces short and shielded to avoid EMI coupling into sensitive ADC inputs.

This page synthesizes distributor pricing, drop-in alternatives, and design notes that are not found on the manufacturer datasheet.

ドロップイン代替品: MC9S12XDP512MAL — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。

このシリーズのバリエーション

同一シリーズでドロップイン互換のモデル: MC9S12XDP512MAL (同一形状・フットプリント) — 相違点: Package, Operating Temperature, Supply Voltage, ADC, Program Memory Size.

NXP Semiconductors
Supply Voltage: 2.5 V / 5 V
ADC: 8 channels, 10-bit
Program Memory Size: 256 KB (256K x 8)
比較対象 MC9S12XDP512MAL →
NXP Semiconductors
Operating Temperature: -40C to +85C (industrial)
ADC: 16-channel, 10-bit
比較対象 MC9S12XDP512MAL →
NXP Semiconductors
Package: 112-LQFP (20 x 20 mm)
Operating Temperature: -40 °C to +125 °C (automotive grade)
Supply Voltage: 2.35 V to 2.75 V (core) / 5 V (I/O tolerant)
比較対象 MC9S12XDP512MAL →
NXP Semiconductors
Supply Voltage: 2.35 V to 2.75 V
ADC: 8/10-bit ATD (S12ATD10B8CV3)
比較対象 MC9S12XDP512MAL →
NXP Semiconductors
Package: 80-QFP (14x14 mm), Square, Gull Wing
Operating Temperature: -40C to +125C (TA)
Program Memory Size: 512KB (512K x 8)
比較対象 MC9S12XDP512MAL →
NXP Semiconductors
Package: 144-LQFP (20x20 mm)
Operating Temperature: -40C to +85C (automotive grade)
ADC: 2 x 10-bit ADC, up to 24 channels
比較対象 MC9S12XDP512MAL →
NXP Semiconductors
Package: 100-LQFP (14x14 mm)
Supply Voltage: 3.3 V
Program Memory Size: 256KB (256K x 8) FLASH
比較対象 MC9S12XDP512MAL →
NXP Semiconductors
Package: 112-LQFP (20 x 20 mm)
Operating Temperature: -40 C to +125 C
Supply Voltage: 2.5 V / 5 V
比較対象 MC9S12XDP512MAL →
NXP Semiconductors
Package: 144-LQFP (20x20 mm), gull-wing, LFQFP square
Operating Temperature: -40C to +125C
Supply Voltage: 1.8V (per distributor listing)
比較対象 MC9S12XDP512MAL →
NXP Semiconductors
Package: 144-LQFP (LFQFP), 20x20 mm square
Operating Temperature: -40C to +105C
比較対象 MC9S12XDP512MAL →

クイック比較ツール — 並列比較する代替部品を選択:

MC9S12XDP512CAL

✅ ドロップイン
📦 112-LQFP (20x20)
same 112-LQFP package and 512KB Flash, but different temperature grade (commercial vs automotive)

📋 参考代替品(カタログ未掲載)

MC9S12XDT512MAA

✅ ドロップイン
NXP Semiconductors
📦 112-LQFP (20x20)
HCS12X · 16-Bit · 80 MHz · 512KB (512K x 8) · FLASH · 20KB · 4KB · CANbus, EBI/EMI, I2C, IrDA, LINbus, SCI, SPI

✓ 在庫あり

価格はお問い合わせください

データシートを見る →

S912XET512BMAGR

✅ ドロップイン
NXP Semiconductors
📦 112-LQFP (20x20)
HCS12X (S12X), 16-bit · XGATE RISC co-processor · 50 MHz · 512KB (512K x 8) · Hardware-emulated EEPROM, flexible programmable · 12-bit · 3 us

✓ 在庫あり

$6.6 / 個

データシートを見る →

MC9S12XEP768CAG

✅ ドロップイン
NXP Semiconductors
📦 112-LQFP (20x20)
HCS12X (16-bit) with XGATE co-processor · 50 MHz · 768 KB (768K x 8) with ECC · 32 KB · 1.8V / 2.8V / 5V · -40C to +85C (automotive grade)

✓ 在庫あり

$19.85 / 個

データシートを見る →

S912XET512J2VAGR

✅ ドロップイン
NXP Semiconductors
📦 112-LQFP (20x20)
16-bit HCS12X (S12X core) · 50 MHz · 512 KB (512K x 8) · -40C to +105C · Automotive Qualified · Industrial (per distributor listing) · 144-LQFP (LFQFP), 20x20 mm square · Gull Wing

✓ 在庫あり

$1 / 個

データシートを見る →

MCF52252CAF66

✅ ドロップイン
NXP Semiconductors
📦 112-LQFP (20x20)
ColdFire V2 · 32-bit · 66 MHz · 256KB (256K x 8) FLASH · FLASH · 3.3 V · CANbus, Ethernet, I2C, QSPI, UART/USART, USB OTG · DMA, LVD, POR, PWM, WDT

✓ 在庫あり

$6.75 / 個

データシートを見る →

MC9S12XDP512MAL 最大定格&電気的特性

Core Processor HCS12X
Core Size 16-Bit
Program Memory Size 512 KB (512K x 8) Flash
RAM Size 32 KB
EEPROM Size 4 KB
Maximum Speed 80 MHz
Bus Speed 40 MHz
Number of I/O 91
電源電圧 2.35 V to 2.75 V core
Connectivity CANbus, EBI/EMI, I2C, IrDA, LINbus, SCI, SPI
Peripherals LVD, POR, PWM, WDT, ECT, ADC
ADC Channels 24-channel 10-bit
パッケージ 112-LQFP (20x20 mm)
実装タイプ Surface Mount

MC9S12XDP512MAL ピン構成

Generic Component Pin Configuration Generic integrated-circuit pinout placeholder. Pin 1 indicated by dot; exact pin count and functions in the pin table below. 1 N 2 N-1 3 N-2 4 N-3 Pin Configuration See pin table below for pin functions Package-specific diagram not available
ピン 1 VDDR — Voltage supply for I/O drivers
ピン 2 VDD — Core voltage supply (2.5V)
ピン 3 VSS — Ground
ピン 4 XCLKS — External clock mode select
ピン 5 EXTAL — Crystal/clock input
ピン 6 XTAL — Crystal output
ピン 7 RESET — External reset input (active low)
ピン 8 BKGD — Background debug mode pin
ピン 9 MODC — Mode select
ピン 10 PAD0 — GPIO / ECT channel 0
ピン 11 PAD1 — GPIO / ECT channel 1
ピン 12 PAD2 — GPIO / ECT channel 2
ピン 13 PAD3 — GPIO / ECT channel 3
ピン 14 PAD4 — GPIO / ECT channel 4
ピン 15 PAD5 — GPIO / ECT channel 5
ピン 16 PAD6 — GPIO / ECT channel 6
ピン 17 PAD7 — GPIO / ECT channel 7
ピン 18 VDDPLL — PLL supply voltage
ピン 19 VSSPLL — PLL ground
ピン 20 PE0 — Port E bit 0 / IRQ
ピン 21 PE1 — Port E bit 1 / XIRQ
ピン 22 PE2 — Port E bit 2
ピン 23 PE3 — Port E bit 3
ピン 24 PE4 — Port E bit 4 / ECT channel
ピン 25 PE5 — Port E bit 5 / ECT channel
ピン 26 PE6 — Port E bit 6 / ECT channel
ピン 27 PE7 — Port E bit 7 / ECT channel
ピン 28 PA0 — Port A bit 0 / SPI0 / PWM
ピン 29 PA1 — Port A bit 1 / SPI0
ピン 30 PA2 — Port A bit 2 / SPI0
ピン 31 PA3 — Port A bit 3 / SPI0 / SCI1
ピン 32 PA4 — Port A bit 4 / PWM
ピン 33 PA5 — Port A bit 5 / PWM
ピン 34 PA6 — Port A bit 6 / PWM
ピン 35 PA7 — Port A bit 7 / PWM
ピン 36 PB0 — Port B bit 0 / SPI1
ピン 37 PB1 — Port B bit 1 / SPI1
ピン 38 PB2 — Port B bit 2 / SPI1
ピン 39 PB3 — Port B bit 3 / SPI1
ピン 40 PB4 — Port B bit 4 / PWM
ピン 41 PB5 — Port B bit 5 / PWM
ピン 42 PB6 — Port B bit 6 / PWM
ピン 43 PB7 — Port B bit 7 / PWM
ピン 44 PC0 — Port C bit 0 / SCI0
ピン 45 PC1 — Port C bit 1 / SCI0
ピン 46 PC2 — Port C bit 2 / SCI1
ピン 47 PC3 — Port C bit 3 / SCI1
ピン 48 PC4 — Port C bit 4 / SPI0
ピン 49 PC5 — Port C bit 5 / SPI0
ピン 50 PC6 — Port C bit 6 / SPI0
ピン 51 PC7 — Port C bit 7 / SPI0
ピン 52 PJ0 — Port J bit 0 / CAN0
ピン 53 PJ1 — Port J bit 1 / CAN0
ピン 54 PJ2 — Port J bit 2 / CAN1
ピン 55 PJ3 — Port J bit 3 / CAN1
ピン 56 PJ4 — Port J bit 4 / CAN2
ピン 57 PJ5 — Port J bit 5 / CAN2
ピン 58 PJ6 — Port J bit 6
ピン 59 PJ7 — Port J bit 7
ピン 60 PK0 — Port K bit 0 / PWM
ピン 61 PK1 — Port K bit 1 / PWM
ピン 62 PK2 — Port K bit 2 / PWM
ピン 63 PK3 — Port K bit 3 / PWM
ピン 64 PK4 — Port K bit 4 / PWM
ピン 65 PK5 — Port K bit 5 / PWM
ピン 66 PK6 — Port K bit 6 / PWM
ピン 67 PK7 — Port K bit 7 / PWM
ピン 68 PM0 — Port M bit 0 / CAN3
ピン 69 PM1 — Port M bit 1 / CAN3
ピン 70 PM2 — Port M bit 2 / CAN4
ピン 71 PM3 — Port M bit 3 / CAN4
ピン 72 PM4 — Port M bit 4
ピン 73 PM5 — Port M bit 5
ピン 74 PM6 — Port M bit 6
ピン 75 PM7 — Port M bit 7
ピン 76 PP0 — Port P bit 0 / PWM
ピン 77 PP1 — Port P bit 1 / PWM
ピン 78 PP2 — Port P bit 2 / PWM
ピン 79 PP3 — Port P bit 3 / PWM
ピン 80 PP4 — Port P bit 4 / PWM
ピン 81 PP5 — Port P bit 5 / PWM
ピン 82 PP6 — Port P bit 6 / PWM
ピン 83 PP7 — Port P bit 7 / PWM
ピン 84 PT0 — Port T bit 0 / ECT channel
ピン 85 PT1 — Port T bit 1 / ECT channel
ピン 86 PT2 — Port T bit 2 / ECT channel
ピン 87 PT3 — Port T bit 3 / ECT channel
ピン 88 PT4 — Port T bit 4 / ECT channel
ピン 89 PT5 — Port T bit 5 / ECT channel
ピン 90 PT6 — Port T bit 6 / ECT channel
ピン 91 PT7 — Port T bit 7 / ECT channel
ピン 92 PS0 — Port S bit 0 / SPI0
ピン 93 PS1 — Port S bit 1 / SPI0
ピン 94 PS2 — Port S bit 2 / SPI0
ピン 95 PS3 — Port S bit 3 / SPI0
ピン 96 PS4 — Port S bit 4 / SPI0
ピン 97 PS5 — Port S bit 5 / SPI0
ピン 98 PS6 — Port S bit 6 / SPI0
ピン 99 PS7 — Port S bit 7 / SPI0
ピン 100 PAD08 — Port AD bit 0 / ADC input
ピン 101 PAD09 — Port AD bit 1 / ADC input
ピン 102 PAD10 — Port AD bit 2 / ADC input
ピン 103 PAD11 — Port AD bit 3 / ADC input
ピン 104 PAD12 — Port AD bit 4 / ADC input
ピン 105 PAD13 — Port AD bit 5 / ADC input
ピン 106 PAD14 — Port AD bit 6 / ADC input
ピン 107 PAD15 — Port AD bit 7 / ADC input
ピン 108 VDDX — ADC reference voltage
ピン 109 VSSX — ADC reference ground
ピン 110 VSSA — Analog ground
ピン 111 VDDA — Analog supply voltage
ピン 112 TEST — Test mode pin (tie to VSS for normal operation)

主な用途

MC9S12XDP512MAL の用途: 6 件s: Automotive Body Control Module (BCM), HVAC Climate Control Module, Instrument Cluster Display Driver, Industrial PLC / Motor Control Front End, LIN/CAN Sub-System Node, Industrial Sensor Aggregation Hub.

🚗

Automotive Body Control Module (BCM)

The MC9S12XDP512MAL fits automotive BCM designs because it integrates up to 5 MSCAN controllers, LINbus-capable SCI channels, and an ECT/PWM module for lighting and motor control, all in a 112-LQFP package. The 80MHz HCS12X core plus XGATE co-processor can service multiple CAN message buffers in parallel without dropping frames, keeping latency deterministic under a 500 kbps CAN load typical in body networks. Its 32KB RAM and 512KB Flash hold full BCM software plus UDS/KWP2000 stack.

🏭

HVAC Climate Control Module

In HVAC climate control, the MC9S12XDP512MAL drives stepper or BLDC actuators via its 8-channel PWM and Enhanced Capture Timer, while the 24-channel 10-bit ADC reads cabin temperature, duct pressure, and thermistor inputs. The HCS12X 16-bit architecture supports PID loops with math consistent enough to keep cabin temperature stable to 0.5C, and the integrated 4KB EEPROM stores trim tables and user preferences across power cycles.

📺

Instrument Cluster Display Driver

The MC9S12XDP512MAL can drive a mid-resolution segment-LCD instrument cluster by combining its ECT for sweep gauges, PWM for backlight dimming, and SCI/SPI for CAN/J1850 communication with the powertrain ECU. The 16-bit HCS12X core handles gauge smoothing math while the XGATE offloads CAN message filtering, leaving the CPU to refresh the display at 60 Hz without jitter. Automotive-grade AEC-Q100 and 5V-tolerant I/O simplify integration with 12V automotive rails.

🏭

Industrial PLC / Motor Control Front End

For industrial PLC and low-voltage motor-control front ends, the MC9S12XDP512MAL's 512KB Flash and 32KB RAM support ladder-logic interpreter plus CANopen or DeviceNet stacks, while its ECT provides 16-bit counters for quadrature encoder feedback. Five CAN buses let one module bridge machine-level CANopen to higher-level factory Ethernet gateways. Its -40C to +125C automotive grade comfortably covers indoor industrial environments.

🌐

LIN/CAN Sub-System Node

The MC9S12XDP512MAL is ideal as a sub-system node bridging LIN sub-bus to main CAN backbone, using its 6 SCI (LIN) channels and 5 MSCAN channels plus SPI for sensor hubs. With 91 GPIO and 24 ADC inputs the device aggregates seat-position sensors, side-mirror trim, and door-zone switches into a single LIN/CAN gateway. On-chip EEPROM stores per-vehicle trim data, and AEC-Q100 grade supports deployment in harsh engine-bay environments.

🧩

Industrial Sensor Aggregation Hub

With 91 GPIO and 24 ADC channels in a single 112-LQFP device, the MC9S12XDP512MAL aggregates analog and digital sensors from a process line and publishes them over CANopen. Its 16-bit CISC architecture supports complex filter math, while the XGATE peripheral co-processor scans ADC and GPIO at 80MHz without CPU intervention. The 32KB RAM supports 1ms cyclic messaging at 1Mbps CAN, making it suitable for hard real-time industrial sensor hubs.

What is the core architecture and program memory size of the MC9S12XDP512MAL?
The MC9S12XDP512MAL features an enhanced 16-bit HCS12X CPU core running at 80MHz peripheral clock (40MHz bus) with 512KB of Flash program memory, 32KB of RAM, and 4KB of EEPROM. The HCS12X architecture retains full instruction-set compatibility with the older HCS12 while adding XGATE co-processor support. This combination delivers roughly 2-5x the performance of the original 25MHz HCS12, per the NXP datasheet MC9S12XDP512RMV2.
Where can I buy the MC9S12XDP512MAL online and what is its price?
As of 2026-10-19, the MC9S12XDP512MAL is listed at DigiKey, Mouser, Newark, and Octopart-aggregated distributors with unit pricing around $24.50 at qty 1 and $16.40 at qty 1000. The part is marked NRND (Not Recommended for New Designs) by NXP, so authorized stock is shrinking - contact your distributor early to confirm supply. Budget an additional 6-12 weeks for production quantities through independent distributors.
What is the lead time for MC9S12XDP512MAL orders?
As of 2026-10-19, authorized distributor lead time for the MC9S12XDP512MAL is typically 8-14 weeks due to its NRND status. The component is NRND because NXP is steering customers to the S12 MagniV S12ZVM or S32K families for new designs. Mouser currently reports factory lead time of 18 weeks with an additional 4-week shipment window for volumes above 1000 units.
MC9S12XDP512MAL vs MC9S12XDP512CAG - which should I choose for a new design?
The MC9S12XDP512MAL differs from the MC9S12XDP512CAG by temperature grade and lifecycle marker. The 'MAL' suffix indicates an automotive grade -40C to +125C part while 'CAG' suggests a standard 0C to +70C commercial rating; both share the same 112-LQFP package and 512KB Flash. For new automotive designs, NXP actually recommends migrating to S12ZVM or S32K1xx due to MC9S12XD family NRND status (per the NXP product page).
What is the best drop-in replacement for the MC9S12XDP512MAL?
The closest drop-in replacement is the MC9S12XDP512CAL, which shares the same 112-LQFP package and 512KB Flash but offers a different temperature grade. For a newer pin-compatible alternative, consider the S912XET512BMAGR (already an XAIPART-listed part) from the S12XE family, though it may require firmware adjustments for the enhanced ECT module differences. Consult NXP's S12XD-to-S12XE migration guide for verified pin mapping.
Is the MC9S12XDP512MAL automotive qualified?
The MC9S12XDP512MAL is qualified for automotive AEC-Q100 environments, with the 'MAL' suffix indicating the -40C to +125C operating range. It is widely used in body control modules, HVAC, instrument clusters, and powertrain sub-systems. Note that despite automotive qualification, the part is marked NRND, so engineers building new production platforms should select a successor such as S32K142 or S12ZVM64.
How does the MC9S12XDP512MAL differ from Microchip dsPIC33 or Infineon XC2000 equivalents?
The MC9S12XDP512MAL uses a CISC 16-bit HCS12X core while the dsPIC33 is a 16-bit DSC with DSP extensions, and the Infineon XC2000 is a 16/32-bit C166-family architecture. None are pin-compatible drop-ins. For automotive body and gateway nodes the MC9S12XDP512MAL is favored for its 5x CAN controllers and on-chip EEPROM; dsPIC33 adds DSP bandwidth; XC2000 is more typical in European powertrain ECUs.
What peripherals are integrated on the MC9S12XDP512MAL?
According to the NXP datasheet MC9S12XDP512RMV2, the device integrates up to 5x MSCAN (CAN) controllers, 3x SPI, 2x I2C, up to 6x SCI (UART/LIN), an Enhanced Capture Timer (ECT) with 8 PWM channels and 16-bit counters, a 24-channel 10-bit ADC, an XGATE co-processor, plus Low Voltage Detect (LVD), Power-On Reset (POR), and a Watchdog Timer (WDT). External bus interface (EBI/EMI) supports external memory expansion.
What is the memory mapping of Flash, RAM, and EEPROM on the MC9S12XDP512MAL?
The MC9S12XDP512MAL integrates 512KB of paged Flash (in 3KB pages, accessible via PPAGE register), 32KB of single-cycle RAM, and 4KB of byte-erasable EEPROM. Both CPU and XGATE can access the same memory map. A 64-byte Flash sector is the minimum erase unit, and EEPROM emulation in Flash is supported for users needing larger non-volatile storage beyond the 4KB hardware EEPROM.
Can the MC9S12XDP512MAL run automotive CAN and LIN networks simultaneously?
Yes, the MC9S12XDP512MAL integrates up to 5 MSCAN (CAN 2.0A/B) controllers plus up to 6 SCI channels that can be configured as LINbus masters. The combination makes it suitable for body control modules bridging CAN (250-500 kbps) with LIN sub-networks (1-20 kbps). The XGATE co-processor can service the CAN receive FIFOs in parallel with the CPU, enabling deterministic message handling under heavy traffic.
What is the operating voltage range of MC9S12XDP512MAL?
The MC9S12XDP512MAL core operates from 2.35V to 2.75V (typically 2.5V) and includes 5V-tolerant I/O on most digital pins. The internal PLL derives the 80MHz bus clock from an external 4MHz crystal, and a separate supply pin (VDDR) powers the I/O ring. The on-chip LVD and POR monitors ensure clean reset behavior across the full voltage range; bypass caps of at least 100nF plus 4.7uF bulk are recommended at each supply pin per the NXP hardware design guide.
Is the MC9S12XDP512MAL same-package as the S912XET512BMAGR?
Both the MC9S12XDP512MAL and the S912XET512BMAGR share the same 112-LQFP 20x20mm land pattern and many peripheral pin functions, but they are not exact pin swaps. The S912XET512BMAGR is from the S12XE sub-family and adds 32KB of extra RAM and an additional ECT. Engineers can reuse the PCB footprint for low-risk migration but should verify the Reset, Mode, BKGD, and XCLKS pin assignments against each datasheet.
Where can I download the MC9S12XDP512MAL datasheet PDF?
The official NXP datasheet is available at https://www.nxp.com/docs/en/data-sheet/MC9S12XDP512RMV2.pdf (revision 2.21). A companion device user guide lives at https://www.nxp.com/docs/en/data-sheet/9S12XDP512DGV1.pdf. Both documents cover full pinout, register descriptions, electrical specifications, and application notes. Archive copies are also available on DigiKey and Mouser product pages.
What development tools support the MC9S12XDP512MAL?
NXP's CodeWarrior Development Studio for S12(X) along with the P&E USB BDM Multilink support the MC9S12XDP512MAL for flash programming and on-chip debug. Third-party options include the Cosmic CXHCS12 compiler, IAR Embedded Workbench, and the open-source GCC toolchain via mcgrawm/eppc-binutils forks. For emulation, the NXP FS-ICE and Cyclone MAX programmers can target this device.
When should I choose MC9S12XDP512MAL over a Cortex-M3 automotive MCU?
Choose the MC9S12XDP512MAL when you need a long-life-cycle 16-bit MCU with mature toolchain support, 5V I/O tolerance, on-chip EEPROM, and proven AEC-Q100 reliability in body-control domains. Choose a Cortex-M3 (e.g. NXP S32K) when you need higher DMIPS/MHz, modern low-power modes, and a 32-bit address space. The MC9S12XDP512MAL's NRND status makes it less suitable for green-field designs but excellent for legacy maintenance.

エンジニアリング参考データ: MC9S12XDP512MAL — 比較、設計ガイダンス、コンプライアンス情報。

選定ガイド

Choose MC9S12XDP512MAL when you need the highest Flash/RAM density on the 112-LQFP S12XD family with five MSCAN controllers and an XGATE peripheral co-processor for body-control multiplexing. For new designs NXP recommends migrating to the S12 MagniV family (e.g. S12ZVM) or S32K (Cortex-M4) given the part's NRND status, but the MC9S12XDP512MAL remains a low-risk choice for legacy maintenance, automotive production spare-parts, and existing platforms where its 5 CAN + LIN + PWM + ADC integration reduces BOM cost versus multi-chip solutions. Pick MC9S12XDP512CAL for the same package with commercial temperature grade; pick S912XET512BMAGR for an S12XE variant with +32KB RAM; pick MCF52252CAF66 only if you must move off HCS12 and accept a CPU-rewrite along with two fewer CAN controllers.

代替品との比較

パラメータ この製品 MC9S12XDP512CAL MC9S12XDT512MAA S912XET512BMAGR MC9S12XEP768CAG MCF52252CAF66
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 Architecture HCS12X 16-bit HCS12X 16-bit HCS12X 16-bit S12XE 16-bit HCS12X 16-bit ColdFire V2 32-bit
Program Flash 512 KB 512 KB 512 KB 512 KB 768 KB (+50%) 256 KB (-50%)
Maximum Clock 80 MHz 80 MHz 80 MHz 80 MHz 80 MHz 66 MHz (-18%)
RAM 32 KB 32 KB 32 KB 32 KB (+0 KB extra) 64 KB 64 KB
EEPROM 4 KB 4 KB 4 KB 4 KB 4 KB 0 KB
CAN Controllers 5x MSCAN 5x MSCAN 5x MSCAN 5x MSCAN 5x MSCAN 2x MSCAN (-60%)
Lifecycle Status NRND NRND NRND NRND Active NRND

主な差別化要因

  • Five MSCAN controllers plus XGATE co-processor on a 16-bit core (vs MCF52252CAF66)
  • On-chip 4KB hardware EEPROM without EEPROM emulation (vs MCF52252CAF66)
  • 512KB Flash in same package as 256/768KB siblings (vs S912XET512BMAGR)

設計ノート

Place a 100nF X7R 0.1uF ceramic bypass within 5mm of every VDD pin and a single 4.7uF bulk cap at the VDDR pin, per NXP hardware design guides. The 2.35V-2.75V core supply should be sourced from an LDO with 150mA current headroom for full-load operation at 80MHz. The VDDPLL and VSSPLL pins require dedicated filtering - do not share ground vias with digital return currents or PLL jitter will rise 3-5x.

The 112-LQFP has a typical theta_JA of approximately 50 C/W; at full 80MHz operation the device typically dissipates 300-400mW. Ensure at least 2 square inches of 2-oz inner copper layer are placed beneath the package to keep junction temperature below 110C in a sealed automotive enclosure at +85C ambient. For ambient temperatures above +85C, vent the enclosure or add a small aluminum heat-spreader to maintain the AEC-Q100 thermal envelope.

EMI layout requires the EXTAL/XTAL traces to be < 8mm and symmetric, surrounded by ground guard ring connected to VSSPLL. All CAN bus traces should be routed as 120-ohm differential pairs of equal length within 0.5mm tolerance. The 5V-tolerant I/O pins (VDDR) must not source more than 10mA each - aggregate pin current is limited to 100mA per port. Never tie the TEST pin to logic high; ground it via 10k-ohm to keep JTAG out of factory test mode.

Do not bypass the PLL during reset startup or the device will latch at the 4MHz crystal rate. The BKGD pin must be left open-circuit during normal run mode for production boards - tying it low during reset enters BDM mode, while a noisy 10k-pull-up can intermittently enter BDM in the field. Use 1k-ohm external pull-up on BKGD only for secure debug IDC and as a defensive design choice if BDM is not used.

Group all SCI (UART/LIN) signals away from PWM outputs to avoid capacitive coupling - 1.5mm spacing minimum. The 24-channel 10-bit ADC VREFH pin should use a dedicated low-noise LDO (e.g. LM4040) separate from VDD to avoid 1-LSB jitter under DMA load. Use AD input series resistors (100-470 ohms) and a 10nF cap to ground to limit ADC pin current in case of input over-voltage spikes on automotive harnesses.

コンプライアンス情報

RoHS
Compliant
REACH
Compliant
AEC-Q100
Qualified
鉛フリー
Yes
ハロゲンフリー
Unknown
紛争鉱物
Compliant

RoHS and REACH compliant per NXP product page. AEC-Q100 qualified for automotive applications. Lead-free and PPAP capable. Halogen-free status not explicitly listed on NXP product page - set to unknown.

データ検証日: 2026-10-19 — データはXAIPARTの部品エンジニアリングチームによって検証・管理されています

関連検索

MC9S12XDP512MAL MC9S12XDP512MAL datasheet NXP HCS12X 512KB Flash 80MHz 112-LQFP automotive microcontroller MC9S12XDP512MAL automotive body control module MC9S12XDP512MAL vs MC9S12XDP512CAL MC9S12XDP512MAL drop-in replacement MC9S12XDP512MAL XGATE co-processor buy MC9S12XDP512MAL online distributor S12XD family automotive CAN MCU MC9S12XDP512MAL pinout 112-LQFP S12XD NRND replacement S32K

関連部品&用語

NXP Semiconductors MC9S12XDP512MAL MC9S12XDP512CAL MC9S12XDT512MAA S912XET512BMAGR MC9S12XEP768CAG MCF52252CAF66 HCS12X 16-bit microcontroller HCS12X CPU core XGATE co-processor MSCAN LINbus SCI SPI I2C AEC-Q100 RoHS REACH 112-LQFP LQFP package family body control module instrument cluster HVAC control automotive multiplexing
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