S9S12DG12J5CFUE - 16-bit S12 MCU, 128KB Flash, QFP-80 | NXP
部品番号: S9S12DG12J5CFUE ✗ 生産終了| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $18.5 | $18.50 |
| 10 | $16.2 | $162.00 |
| 100 | $13.95 | $1,395.00 |
| 500 | $11.85 | $5,925.00 |
| 1,000 | $10.45 | $10,450.00 |
S9S12DG12J5CFUE 概要
An MCU (Microcontroller Unit) is a single-chip computer that integrates a CPU core, program memory, working RAM, and a configurable set of peripheral interfaces on one silicon die. Within the broader semiconductor taxonomy, the S9S12DG12J5CFUE belongs to the hierarchy: microcontroller -> embedded processor -> semiconductor -> integrated circuit. The HCS12 (S12) core is a 16-bit CISC architecture with a rich instruction set, byte-level EEPROM emulation, and a background debug mode (BDM) interface that enables in-circuit, non-intrusive debugging and Flash programming.
Key differentiating features of the S9S12DG12J5CFUE include its 128 KB Flash program memory with byte-erase capability for EEPROM emulation, 8 KB RAM, integrated CAN 2.0 A/B module for in-vehicle networking, dual 10-bit ADC with 1 ms conversion time, and the standard S12 background-debug-mode (BDM) port. The 80-pin LQFP package provides generous I/O (up to 59 general-purpose I/O lines) and is suitable for both hand-soldered prototyping and high-volume automotive SMT assembly lines.
The S12 core architecture uses a 16-bit ALU with accumulator-indexed addressing modes, an interrupt controller with up to 7 priority levels, and a memory management unit that supports a flat 1 MB address space with banked Flash access. The 25 MHz bus clock yields approximately 25 MIPS of performance, suitable for body controllers, instrument clusters, HVAC modules, and simple motor-control loops that do not require a dedicated DSP.
Typical applications include automotive body controllers, HVAC control modules, instrument cluster slaves, CAN node endpoints, and industrial PLCs. The combination of CAN, dual SCI, SPI, and two ADCs makes it a strong fit for any mechatronic node that must interface with analog sensors and the vehicle CAN bus. When designing with this device, ensure the BDM port pins (BKGD, MODC) are accessible for in-circuit programming and that the 5 V analog supply is properly decoupled to achieve the rated ADC accuracy.
ドロップイン代替品: S9S12DG12J5CFUE — 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。
クイック比較ツール — 並列比較する代替部品を選択:
この製品に利用可能なドロップイン代替品はありません。
代替品をリクエストS9S12DG12J5CFUE 最大定格＆電気的特性
| Core | HCS12 (S12) |
| データバス幅 | 16 bit |
| 最大クロック周波数 | 25 MHz |
| Program Memory Size | 128 KB Flash |
| RAM Size | 8 KB |
| パッケージ | LQFP-80 |
| 動作温度 | -40C to +85C |
| 実装タイプ | Surface Mount |
| Number of I/O | Up to 59 |
| ADC | 2 x 8-channel, 10-bit |
| CAN | 1 x CAN 2.0 A/B |
| SCI (UART) | 2 |
| SPI | 1 |
| Timers | 8-channel IC/OC enhanced capture timer |
| Debug Interface | Background Debug Mode (BDM) |
| Automotive Qualified | Yes |
| RoHS ステータス | Compliant |
S9S12DG12J5CFUE lqfp-80 ピン配置ガイド
S9S12DG12J5CFUE (lqfp-80 パッケージ) のピン配置。 このデジタルICには、GPIO、通信インターフェース (UART、SPI、I2C)、および電源ピンが含まれています。代替ピン機能と設定オプションについては、メーカーのデータシートを参照してください。組み込みシステム設計とPCBレイアウトに不可欠です。
詳細なピン配置データはありません: S9S12DG12J5CFUE.
詳細は データシート をご参照ください。
主な用途
S9S12DG12J5CFUE の用途: 6 件s: Automotive Body Control Module, Instrument Cluster Slave Display, HVAC Control Module, Industrial CAN Node, Motor Control (Small BLDC/PMSM), Smart Sensor Hub (Analog + automotive CAN).
Automotive Body Control Module
The S9S12DG12J5CFUE's 128 KB Flash and 8 KB RAM provide ample code and data space for body control firmware managing lighting, central locking, and wiper control. Its integrated CAN 2.0 A/B controller interfaces directly with the vehicle body network at 500 kbps, and the dual 10-bit ADCs (16 channels total) handle multiple sensor inputs such as switch positions and ambient light sensors. The -40C to 85C operating range and automotive qualification make it suitable for under-dash body controller ECUs where mechanical reliability and AEC-Q100 grade compliance are required. The HCS12 core's BDM interface simplifies end-of-line Flash programming on the assembly line.
Instrument Cluster Slave Display
The S9S12DG12J5CFUE can drive an auxiliary instrument-cluster display or act as a CAN-attached node that aggregates sensor data. Its 25 MHz HCS12 core is fast enough to handle real-time CAN message parsing, while the SPI interface can drive an external LED driver or small graphic display controller. The 10-bit ADC's 1 ms conversion time is suitable for slow-speed analog sensors like fuel level and temperature. The LQFP-80 package fits comfortably behind the dashboard, and the BDM port enables in-vehicle reflashing during recalls.
HVAC Control Module
HVAC control modules require precise analog measurement of temperature sensors, PWM output for blower motor speed, and CAN communication with the vehicle body controller - a perfect fit for the S9S12DG12J5CFUE. The two 8-channel 10-bit ADCs handle multiple NTC thermistor inputs, while the 8-channel enhanced capture timer generates the PWM signals for actuator control. The CAN module streams HVAC status to the body network, and the two SCI ports provide diagnostic UART connectivity at 115200 bps for factory flash and field service.
Industrial CAN Node
Industrial CANopen or DeviceNet slave nodes leverage the S9S12DG12J5CFUE's CAN 2.0 A/B controller and 25 MHz HCS12 core to handle real-time fieldbus traffic. The 128 KB Flash accommodates CANopen stack libraries (CANfestival, etc.), while 8 KB RAM is sufficient for process image buffers. The two SCI ports enable RS-232/RS-485 service interfaces, and the SPI port drives external digital I/O expanders. The wide -40C to 85C operating range supports industrial cabinet and outdoor installations.
Motor Control (Small BLDC/PMSM)
Simple brushless DC or permanent-magnet synchronous motor drives for small pumps and fans fit well within the S9S12DG12J5CFUE's capability envelope. The 8-channel enhanced capture timer provides the PWM channels and input-capture capability needed for back-EMF sensing or Hall sensor decoding. The dual ADCs sample phase voltages and currents synchronously to the PWM period, enabling field-oriented control at moderate speeds. The 25 MIPS HCS12 core runs classic six-step or sinusoidal commutation loops at 10-20 kHz PWM.
Smart Sensor Hub (Analog + automotive CAN)
The S9S12DG12J5CFUE can serve as a smart sensor hub aggregating multiple analog sensors (pressure, temperature, position) and publishing them on the vehicle CAN bus. Its 16 ADC channels (two 8-channel ADCs) handle up to 16 sensors per node, reducing wiring in sensor-dense applications like seat occupancy detection or chassis position sensing. The CAN module publishes the aggregated data at 100 Hz, and the HCS12's BDM port simplifies end-of-line calibration of the analog front-end scaling factors.
エンジニアリング参考データ: S9S12DG12J5CFUE — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | 代替 1 | 代替 2 | 代替 3 |
|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | LQFP-80 | LQFP-80 - same | LQFP-80 - same | LQFP-80 - same |
| Core | HCS12 16-bit | HCS12 16-bit | HCS12 16-bit | HCS12 16-bit |
| Clock Frequency | 25 MHz | 25 MHz | 25 MHz | 25 MHz |
| Flash | 128 KB | 128 KB | 128 KB | 128 KB |
| RAM | 8 KB | 8 KB | 8 KB | 8 KB |
| CAN | 1 x CAN 2.0 A/B | 1 x CAN 2.0 A/B | 1 x CAN 2.0 A/B | 1 x CAN 2.0 A/B |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| Lifecycle Status | EOL | Active | Active | Active |
主な差別化要因
- Wide automotive operating temperature range with AEC-Q100 slice options （vs MC9S12DG128VFUE)
- Drop-in pin-compatible LQFP-80 footprint with active-production successors （vs MC9S12DT128MPVE)
- Dual 8-channel ADC plus CAN 2.0 A/B on a single die （vs MC9S08DZ60F1CLH)
設計ノート
The S9S12DG12J5CFUE requires a clean +5 V analog supply (VDDA) and a separate +5 V digital supply (VDDR) for the ADC to achieve the rated 10-bit accuracy. Decouple VDDA with a 10 uF bulk + 100 nF ceramic placed within 5 mm of the package pin. Add a ferrite bead between VDDR and VDDA to isolate digital switching noise from the analog reference.
Route the BDM (BKGD, MODC) pins to a 2x3 or 1x6 header on the PCB edge for in-circuit programming and debug access. Keep BDM traces short (<50 mm) and avoid routing them adjacent to switching power or motor driver signals. The 25 MHz crystal oscillator traces must be surrounded by a ground guard ring to minimize EMI susceptibility.
Do not exceed the maximum supply voltage of 5.5 V on VDDR or VDDA - automotive load-dump transients require an external TVS clamp on the supply input. The PLL reference frequency must be within the datasheet-specified 1-25 MHz reference voltage expected range, and the FLASH security byte must be programmed last to prevent accidental lockout.
コンプライアンス情報
Automotive-qualified S12D family per NXP/Freescale datasheet. RoHS and REACH compliant; AEC-Q100 grade dependent on exact slice variant. End of Life (EOL) status means last-time-buy only.
