MC9S12XHZ512CAL - 16-Bit HCS12X MCU, 512KB Flash, 80MHz | NXP
MPN： MC9S12XHZ512CAL ✗ 停產MC9S12XHZ512CAL 概覽
An HCS12X microcontroller is a 16-bit CISC automotive-grade MCU built on the Freescale/NXP S12 architecture, used widely in body electronics, instrument clusters, and gateway modules. It belongs to the broader 16-bit MCU category, which sits between 8-bit microcontrollers (such as the HC08) and 32-bit Cortex-M devices in the automotive microcontroller taxonomy. The XHZ family in particular adds an on-chip TFT/DLCD display controller, multiple CAN channels, and a peripheral coprocessor (XGATE) tailored to cluster applications.
Key features of the MC9S12XHZ512CAL include 512KB Flash, 32KB RAM, 4KB EEPROM, an integrated TFT/DLCD display driver, an XGATE peripheral coprocessor for interrupt-driven data movement, multiple CAN 2.0 modules, an SCI, SPI, IIC, and an Enhanced Capture Timer. The 112-pin LQFP package supports 85 I/O lines and an industrial -40C to +85C operating range, making the device suitable for under-the-hood adjacent and cabin-mounted instrument clusters.
The HCS12X core preserves the proven S12 instruction set while adding an XGATE coprocessor that handles time-critical peripheral events in parallel with the CPU, reducing CPU interrupt load. The on-chip TFT driver supports up to VGA-class color displays, eliminating external display-controller ASICs and reducing both BOM cost and PCB complexity for cluster designs.
Typical applications are automotive instrument clusters, mid-range color TFT dashboards, body control modules, and industrial HMI panels with graphic displays. The combination of display integration, dual CAN, and 512KB Flash supports full-color cluster graphics with multiple gauge animations, telltale indicators, and turn-by-turn navigation rendering.
When designing with this part, ensure the supply voltage is within the rated 2.5V/5V dual-rail range and that the TFT display timing parameters are configured for the chosen panel. The XGATE coprocessor firmware must be loaded into RAM and chained to the relevant interrupt sources for deterministic display refresh.
This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in a single factory datasheet, helping engineers evaluate direct replacements and cluster-design trade-offs.
直接替換替代品，適用於 MC9S12XHZ512CAL — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： MC9S12XHZ512CAL （相同外形與佔位） — 差異在於 Package, Operating Temperature, Core Processor, Mounting Type, ADC Resolution.
MC9S12XHZ384CAG
✅ 直接替換📋 參考替代品（不在目錄中）
MC9S12XHZ256CAG
✅ 直接替換📋 參考替代品（不在目錄中）
S912XET512BMAGR
✅ 直接替換聯絡詢價
查看資料表 →MC9S12XEQ384CAG
✅ 直接替換聯絡詢價
查看資料表 →MC9S12DT512MPVE
✅ 直接替換📋 參考替代品（不在目錄中）
MC9S12XHZ512CAL 最大額定值與電氣特性
| Core Processor | HCS12X |
| Core Size | 16-bit |
| Speed | 80 MHz |
| Program Memory Size | 512 KB (512K x 8) Flash |
| Number of I/O | 85 |
| 供應電壓 | 2.5 V / 5 V (dual-range) |
| 工作溫度 | -40C to +85C |
| 封裝 | 112-LQFP (20 x 20 mm) |
| 安裝類型 | Surface Mount |
| Connectivity | CAN, I2C, SCI, SPI |
| Peripherals | TFT/DLCD driver, XGATE coprocessor, ECT, PWM |
| Program Memory Type | FLASH |
| Series | MC9S12 |
| 濕度敏感等級 (MSL) | 3 (per JEDEC J-STD-020) |
MC9S12XHZ512CAL 112-lqfp (20 x 20 mm) 腳位配置指南
MC9S12XHZ512CAL（112-lqfp (20 x 20 mm) 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： MC9S12XHZ512CAL.
請參閱 資料表 以查看完整腳位配置。
典型應用
MC9S12XHZ512CAL 適用於 6 應用s: Automotive Instrument Cluster with Color TFT, Mid-Range Analog Gauge Cluster with LCD, Body Control Module with CAN Gateway, Industrial HMI Panel with Color Display, Automotive Aftermarket Telematics, Off-Highway Vehicle Dashboard.
Automotive Instrument Cluster with Color TFT
The MC9S12XHZ512CAL is purpose-built for mid-range color TFT instrument clusters with its on-chip TFT/DLCD display driver and 512 KB Flash. Its 80 MHz HCS12X core plus XGATE coprocessor handle gauge animations, telltale indicators, and turn-by-turn navigation rendering while keeping CPU interrupt load manageable. Dual CAN channels connect to vehicle body and powertrain buses, and 85 I/O lines support backlight drivers, rotary encoders, and HMI buttons. Placed as the primary MCU on the cluster PCB, it eliminates an external display controller ASIC and shrinks BOM cost.
推薦
Mid-Range Analog Gauge Cluster with LCD
For lower-cost analog-style clusters combining needle gauges with a small LCD message centre, the MC9S12XHZ512CAL delivers the right balance of integration and headroom. Its on-chip display controller drives the small LCD directly, the SCI link to gauge stepper motors is built-in, and the 512 KB Flash accommodates full calibration tables and cluster software with margin. The XGATE coprocessor keeps gauge sweep smooth even when the CPU is busy with CAN message decoding and indicator logic.
推薦
Body Control Module with CAN Gateway
The MC9S12XHZ512CAL fits mid-range body control modules that must bridge two CAN buses while handling local I/O expansion. Its dual CAN controllers, 85 GPIO, and 512 KB Flash support gateway tables, lighting control, and software upgrades over CAN or LIN. The -40C to +85C industrial temperature range covers under-dash and cabin environments; the 80 MHz HCS12X core provides margin for complex BCM state machines.
推薦
Industrial HMI Panel with Color Display
For industrial human-machine interface panels needing a color TFT readout without a dedicated graphics ASIC, the MC9S12XHZ512CAL provides a drop-in platform. Its integrated TFT controller, PWM channels, and ADC inputs support touchscreen-less control panels with rotary inputs, status LEDs, and a 4- to 7-inch color display. Flash headroom allows full graphical menu trees and multi-language string tables, while the 80 MHz core sustains smooth menu transitions.
推薦
Automotive Aftermarket Telematics
Aftermarket telematics units that tap into vehicle CAN buses for fleet tracking, driver behaviour scoring, and remote diagnostics benefit from the MC9S12XHZ512CAL's dual CAN controllers and ample Flash. With 512 KB available, the device can host both OBD-II stack firmware and a custom protocol translation layer plus store diagnostic trouble codes (DTC) for offline retrieval. The HCS12X 16-bit core is well-suited to deterministic bus handling.
推薦
Off-Highway Vehicle Dashboard
Construction, agriculture, and material-handling equipment use dashboard modules that must survive harsh environments while presenting complex gauges and warning indicators to operators. The MC9S12XHZ512CAL's industrial temperature grade, dual CAN, and on-chip TFT controller are well-matched to off-highway dashboards that integrate engine data, hydraulic pressures, and position sensors. The 512 KB Flash accommodates full calibration for multiple vehicle variants.
推薦
推薦產品摘要
工程參考資料，適用於 MC9S12XHZ512CAL — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | MC9S12XHZ384CAG | MC9S12XHZ256CAG | S912XET512BMAGR | MC9S12XEQ384CAG |
|---|---|---|---|---|---|
| Package | 112-LQFP (20x20) | 112-LQFP (20x20) | 112-LQFP (20x20) | 112-LQFP | 112-LQFP (20x20) |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core | HCS12X 16-bit | HCS12X 16-bit | HCS12X 16-bit | S12XE 16-bit | HCS12XE 16-bit |
| Flash Size | 512 KB | 384 KB | 256 KB | 512 KB | 384 KB |
| On-Chip TFT Driver | Yes | Yes | Yes | No | No |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| Lifecycle Status | NRND | NRND | NRND | Active | NRND |
主要差異化特點
- Integrated on-chip TFT/DLCD display driver (對比MC9S12DT512MPVE)
- XGATE peripheral coprocessor (對比MC9S12A512CPVE)
- Largest Flash in S12XHZ family (對比MC9S12XHZ384CAG)
設計說明
The MC9S12XHZ512CAL requires a clean 5V supply for I/O and analog domains plus a 2.5V core regulator. Estimated: with VIN=5V, VDD_DR=5V, VDD=2.5V internal LDO, and I_total=100 mA full load, the on-die dissipation is roughly 0.5 W. Use a 100 nF decoupling cap within 5 mm of each power pin and a 10 uF bulk cap on each supply rail.
Route the TFT data and clock traces as matched-length pairs to within 100 mils of target impedance 50 ohms to preserve display timing margin. Place the external TFT reference-voltage bypass capacitors within 3 mm of the REGC and VDDX pins. Keep the CAN bus traces away from the TFT clock lines to avoid radiated emissions compliance failures.
Do not use the XGATE channel 7 vector without first initialising the XGATE RAM region; firmware that calls XGATE from interrupt context without setting up R0-R7 corrupts cluster state. Always initialise the PLL using the documented CLKSEL and PLLCTL sequences before raising the bus frequency above 4 MHz to avoid lockup.
合規資訊
RoHS and lead-free compliance per NXP product information. AEC-Q100 not explicitly listed for this industrial-grade part; AEC-Q100-grade cluster MCUs are listed under separate suffix designations. Halogen-free status not confirmed.
