S9S12XS64J1VAAR - 16-bit S12X MCU, 64KB Flash, 80-QFP | NXP
部品番号: S9S12XS64J1VAAR ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $7.85 | $7.85 |
| 10 | $7.1 | $71.00 |
| 100 | $6.35 | $635.00 |
| 500 | $5.65 | $2,825.00 |
| 1,000 | $5.05 | $5,050.00 |
S9S12XS64J1VAAR 概要
A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory (Flash), volatile working memory (RAM), peripherals and I/O. Within the broader taxonomy, the S12XS sits under 16-bit MCU -> automotive MCU -> HCS12X family -> embedded controller. Its XGATE co-processor offloads interrupt-driven I/O servicing from the main S12X CPU, allowing the CPU to focus on application logic while the co-processor handles high-speed peripheral data movement - a defining feature of the S12X family versus the older HCS12.
Key features include 64 KB of Flash with security, 4 KB of RAM, a 40 MHz S12X core producing 25 MHz effective instruction throughput, an Enhanced Capture Timer (ECT), an 8/10-bit Analog-to-Digital Converter (ADC), an 8-channel PWM, MSCAN (CAN 2.0A/B) for vehicle networking, SCI and SPI serial interfaces, and a periodic interrupt timer. The 'V' temperature grade marks -40C to +105C operation for under-hood automotive environments, and the 'A' suffix denotes the 80-LQFP package.
The S12X architecture pairs a 16-bit CISC CPU with a programmable 16-bit co-processor that executes a RISC-like instruction set optimized for moving data between peripherals and memory. This dual-engine design enables deterministic real-time response in CAN-heavy body control applications where traditional polling loops would starve the application layer.
Typical applications include automotive body control modules, HVAC door modules, instrument clusters, lighting controllers, and LIN/CAN gateway nodes. The combination of 64 KB Flash, CAN interface, PWM channels, and AEC-Q100 qualification also suits industrial motor control and battery management peripherals.
When designing with this device, allocate sufficient Flash for both application code and a robust bootloader with rollback. The single 1.8 V supply simplifies power-tree design, but be aware that I/O is 5 V-tolerant only on designated pins and external CAN transceivers are still required for bus isolation.
This page synthesizes distributor stock, package markings, and AEC-Q100 qualification status for the S9S12XS64J1VAAR alongside pin-compatible S12XS family alternatives, providing information not bundled in the standalone reference manual.
ドロップイン代替品: S9S12XS64J1VAAR — 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: S9S12XS64J1VAAR （同一形状・フットプリント） — 相違点: Package, Operating Temperature, Flash Memory, Core, Number of Terminals.
クイック比較ツール — 並列比較する代替部品を選択:
S9S12XS128J1VAAR
✅ ドロップイン📋 参考代替品（カタログ未掲載）
S9S12XS32J1VAAR
✅ ドロップイン📋 参考代替品（カタログ未掲載）
S912XET512J2VAGR
✅ ドロップイン✓ 在庫あり
$1 / 個
データシートを見る →S9S12XF384J2MLMR
✅ ドロップイン✓ 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 →S9S12XA256CAAR
✅ ドロップイン📋 参考代替品（カタログ未掲載）
S912XEG384J2VAL
✅ ドロップイン✓ 在庫あり
$17.8 / 個
データシートを見る →S9S12XS64J1VAAR 最大定格＆電気的特性
| Core | HCS12X (S12X CPU + XGATE co-processor) |
| Bit Width | 16-bit |
| Program Memory (Flash) | 64 KB |
| Maximum Bus Frequency | 40 MHz |
| Supply Voltage (VDD) | 1.72 V to 1.98 V |
| I/O Pins | 59 |
| 動作温度 | -40C to +105C (Automotive V grade) |
| パッケージ | 80-LQFP, 14 x 14 mm, 0.65 mm pitch |
| Package Height | 2.20 mm |
| AEC-Q100 | Qualified (Automotive) |
| CAN (MSCAN) Interfaces | 1 x CAN 2.0A/B |
| SCI / SPI | Yes (SCI and SPI serial interfaces) |
| PWM Channels | 8 channels |
| ADC | 8/10-bit |
| 実装タイプ | Surface Mount |
| RoHS ステータス | Compliant |
S9S12XS64J1VAAR 2.20 mm ピン配置ガイド
S9S12XS64J1VAAR (2.20 mm 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: S9S12XS64J1VAAR.
詳細は データシート をご参照ください。
主な用途
S9S12XS64J1VAAR の用途: 6 件s: Automotive Body Control Module, HVAC Door and Blower Module, Instrument Cluster MCU, Lighting Control Module, CAN/LIN Gateway Node, Industrial Battery Management Peripheral.
Automotive Body Control Module
The S9S12XS64J1VAAR fits body control modules (BCMs) because it integrates MSCAN, SCI, SPI, 8-channel PWM and 64 KB Flash in a single 1.8 V device, removing the need for a separate CAN ASIC. XGATE offloads CAN message handling so the S12X CPU can run lighting, door-lock and wiper logic concurrently. Pin-to-pin compatibility with S12XS128/S12XS32 lets OEMs reuse PCB artwork across trim levels. The AEC-Q100 V-grade (-40C to +105C) rating survives under-dash thermal stress.
おすすめ
HVAC Door and Blower Module
In HVAC door and blower modules the S9S12XS64J1VAAR drives up to 8 PWM channels for mixed-air door actuation and brushless blower control while monitoring temperature with its 8/10-bit ADC. The 40 MHz S12X core executes PID loops with sub-millisecond cycle times, and the 64 KB Flash accommodates lookup tables for mode-position curves. Its 80-LQFP footprint simplifies single-side PCB assembly typical of small blower modules.
おすすめ
Instrument Cluster MCU
The S9S12XS64J1VAAR is a strong match for entry-level instrument clusters driving stepper gauge motors via PWM and capturing wheel-speed / fuel-level inputs over ADC. XGATE services the MSCAN link to the BCM in parallel, freeing the CPU for gauge-sweep animation and telltale logic. 64 KB Flash is sufficient for stepper commutation tables and basic OBD-II diagnostic stacks without forcing designers into the larger S12XE family.
おすすめ
Lighting Control Module
Front-lighting and tail-lighting ECUs benefit from the S9S12XS64J1VAAR's combination of PWM channels for LED dimming, ADC for current sensing, and CAN for body-network integration. The XGATE engine handles PWM update events and fault-detection interrupts without burdening the main CPU, allowing smooth daylight-running-light fades and matrix-LED sequencing. AEC-Q100 V-grade supports under-hood headlamp-module placement.
おすすめ
CAN/LIN Gateway Node
As a sub-gateway between a CAN backbone and LIN sub-nets, the S9S12XS64J1VAAR provides one MSCAN plus SCI/SPI for LIN-mastering via external LIN transceivers, allowing routers, mirror modules and seat controllers to aggregate to the central BCM. 64 KB Flash fits compact gateway firmware and frame-routing tables. The 80-LQFP footprint and 1.8 V supply match the small PCBs typical of in-door modules.
おすすめ
Industrial Battery Management Peripheral
Beyond automotive, the S9S12XS64J1VAAR's AEC-Q100 V-grade and CAN interface make it a robust peripheral MCU in industrial battery management systems (BMS) where it monitors cell voltages through its 8/10-bit ADC and reports state-of-charge over CAN to a central controller. The 1.8 V core simplifies shared-rail design with fuel-gauge ICs, and 64 KB Flash fits coulomb-counting tables and cell-balancing firmware for 12-16S packs.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: S9S12XS64J1VAAR — 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 | S9S12XS128J1VAAR | S9S12XS32J1VAAR | S912XET512J2VAGR | S9S12XF384J2MLMR | S9S12XA256CAAR | S912XEG384J2VAL |
|---|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 80-LQFP (14x14 mm) | 80-LQFP (14x14 mm) | 80-LQFP (14x14 mm) | 80-LQFP (same) | 80-LQFP (same) | 80-LQFP (same) | 80-LQFP (same) |
| Core | HCS12X (S12X + XGATE) | HCS12X | HCS12X | HCS12XE | HCS12XF | HCS12XA | HCS12XEG |
| Flash | 64 KB | 128 KB | 32 KB | 512 KB | 384 KB | 256 KB | 384 KB |
| Maximum Bus Frequency | 40 MHz | 40 MHz | 40 MHz | 50 MHz | 50 MHz | 40 MHz | 50 MHz |
| Supply Voltage | 1.72 V to 1.98 V | 1.72 V to 1.98 V | 1.72 V to 1.98 V | 1.72 V to 1.98 V | 1.72 V to 1.98 V | 1.72 V to 1.98 V | 1.72 V to 1.98 V |
| AEC-Q100 Temperature | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C |
| MSCAN Channels | 1 | 1 | 1 | 2 to 3 | 2 | 1 to 2 | 2 |
| PWM Channels | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
主な差別化要因
- 64 KB Flash with XGATE co-processor in 80-LQFP （vs S9S12XS32J1VAAR)
- Lower-cost entry point with same peripherals （vs S9S12XS128J1VAAR)
- Single 1.8 V supply simplifies power tree （vs S912XET512J2VAGR)
設計ノート
The S9S12XS64J1VAAR operates from a single 1.72 V to 1.98 V VDD rail; the VDDR pin (on-chip regulator input) typically connects to a 5 V or 3.3 V source through a small filter, while VDD1/VDD2 (1.8 V core) are outputs of the internal regulator. Bulk-decouple each VDD pin with a 100 nF ceramic plus a 4.7 uF tantalum near the package, and place a 10 uF reservoir at the regulator output to handle XGATE in-rush current.
Several S12X pins are 5 V-tolerant only when explicitly documented; mixing 5 V and 3.3 V peripherals on a single port without level shifters can damage I/O. Always enable the S12X watchdog (COP) and the illegal-address reset in software - field failures in body modules are frequently traced to an uninitialized COP after a brownout. Reserve the BKGD pin for in-circuit debug and do not load it with a strong pull-up.
Route the external oscillator (XTAL/EXTAL) traces short and symmetric with a continuous ground pour under the crystal can to minimize EMI and jitter; keep CANH/CANL differential traces matched within 2 mm and stitch ground on both sides of the bus. The 80-LQFP exposed thermal pad (if present on the variant) must be soldered to a copper island with at least 6 thermal vias to the inner ground plane to keep the junction temperature within the 105C grade.
Estimated: at full 40 MHz CPU and XGATE activity, core current is approximately 30 mA; at 1.8 V core supply this is roughly 54 mW of dissipation. The 80-LQFP with no exposed pad and minimum copper (per JEDEC EIA/JESD51) has a theta_JA near 65 C/W, yielding a junction rise of approximately 3.5C above ambient - well within the 105C V-grade. Adding a 1 square inch copper pour drops theta_JA to roughly 35 C/W for additional margin in enclosed housings.
コンプライアンス情報
AEC-Q100 V-grade (-40C to +105C) per NXP S12XS family product catalog. RoHS and lead-free confirmed via NXP product page; halogen-free status not stated in retrieved snippets and marked unknown.
