MC9S08AC32MPUE - 32KB Flash 8-bit MCU 40MHz LQFP-64 | NXP
部品番号: MC9S08AC32MPUE ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $8.42 | $8.42 |
| 10 | $7.85 | $78.50 |
| 100 | $6.94 | $694.00 |
| 500 | $6.1 | $3,050.00 |
| 1,000 | $5.42 | $5,420.00 |
MC9S08AC32MPUE 概要
Background: An 8-bit microcontroller (MCU) is a single-chip processor integrating CPU core, program memory (Flash/ROM), data RAM, and peripherals optimized for embedded control. The HCS08 family is NXP's (formerly Freescale) enhanced 8-bit architecture, succeeding the HC08 with improved instruction set, lower power, and faster Flash programming. Within the broader taxonomy, 8-bit MCUs belong to microcontrollers -> embedded processors -> semiconductors. They remain the workhorse for cost-sensitive, deterministic real-time tasks in appliances, sensor interfaces, and automotive body electronics where 32-bit overhead is unjustified.
Key features of the MC9S08AC32MPUE include 32KB Flash (with security), 2KB RAM, multiple timers (TPM, RTC), 10-bit ADC, SCI/SPI/I2C communication modules, internal oscillator, and on-chip voltage regulator with brown-out detection. A JTAG/BDM debug interface supports in-circuit programming and development.
Typical applications for the MC9S08AC32MPUE span automotive body controllers, industrial sensor nodes, HVAC control boards, small appliance controllers, and lighting modules. Its pin-compatibility with other Flexis AC family members enables upward migration to 32-bit ColdFire devices on the same PCB layout.
When designing with this part, allocate sufficient decoupling (100nF + bulk) near the supply pins and follow NXP AN2143 for EMC best practices, as the AC family targets harsh automotive environments where ESD and conducted immunity compliance is mandatory.
ドロップイン代替品: MC9S08AC32MPUE — 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: MC9S08AC32MPUE （同一形状・フットプリント） — 相違点: Mounting Type, Package, RAM, ADC Resolution, Debug Interface.
クイック比較ツール — 並列比較する代替部品を選択:
MC9S08AC60CPUE
✅ 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 →MC9S08AW32CPUE
✅ ドロップイン✓ 在庫あり
$6.1 / 個
データシートを見る →SCS8AC60EACFUE
✅ 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 →MC9S08AC32MPUE 最大定格＆電気的特性
| Core Architecture | HCS08 (S08 core, 8-bit CISC) |
| CPU Clock Speed | 40 MHz (up to 40 MIPS) |
| Program Memory (Flash) | 32 KB |
| RAM | 2 KB |
| Supply Voltage Range | 2.7 V to 5.5 V |
| I/O Pins | 38 |
| パッケージ | 64-LQFP (10x10 mm) |
| 動作温度範囲 | -40C to +85C (industrial) |
| ADC | 10-bit, multi-channel |
| Communication Interfaces | I2C, SCI (UART), SPI |
| Timers/PWM | TPM modules with PWM |
| Debug Interface | Background Debug Mode (BDM) |
| Internal Oscillator | Yes |
| 実装タイプ | Surface Mount (LQFP) |
| RoHS Compliance | RoHS Compliant |
MC9S08AC32MPUE ピン構成
| ピン 1 | PTA0/KBIP0/ADP0 — General I/O, keyboard interrupt, ADC input |
| ピン 2 | PTA1/KBIP1/ADP1 — General I/O, keyboard interrupt, ADC input |
| ピン 3 | PTA2/KBIP2/ADP2 — General I/O, keyboard interrupt, ADC input |
| ピン 4 | PTA3/KBIP3/ADP3 — General I/O, keyboard interrupt, ADC input |
| ピン 5 | PTA4/KBIP4/ADP4 — General I/O, keyboard interrupt, ADC input |
| ピン 6 | PTA5/KBIP5/ADP5 — General I/O, keyboard interrupt, ADC input |
| ピン 7 | PTA6/KBIP6/ADP6 — General I/O, keyboard interrupt, ADC input |
| ピン 8 | PTA7/KBIP7/ADP7 — General I/O, keyboard interrupt, ADC input |
| ピン 9 | PTB0/TPM1CH0/SS — PWM channel, SPI slave select |
| ピン 10 | PTB1/TPM1CH1/MISO — PWM channel, SPI MISO |
| ピン 11 | PTB2/TPM1CH2/MOSI — PWM channel, SPI MOSI |
| ピン 12 | PTB3/TPM1CH3/SPSCK — PWM channel, SPI clock |
| ピン 13 | VSS — Ground |
| ピン 14 | VDD — Supply voltage (2.7V to 5.5V) |
| ピン 15 | PTC0/TxD1 — UART transmit / GPIO |
| ピン 16 | PTC1/RxD1 — UART receive / GPIO |
| ピン 17 | PTC2/SDA1 — I2C SDA / GPIO |
| ピン 18 | PTC3/SCL1 — I2C SCL / GPIO |
| ピン 19 | PTC4 — GPIO |
| ピン 20 | PTC5 — GPIO |
| ピン 21 | PTC6 — GPIO |
| ピン 22 | PTC7 — GPIO |
| ピン 23 | PTD0 — GPIO |
| ピン 24 | PTD1 — GPIO |
| ピン 25 | PTD2 — GPIO |
| ピン 26 | PTD3 — GPIO |
| ピン 27 | PTD4/TPM2CH0 — GPIO / PWM channel |
| ピン 28 | PTD5/TPM2CH1 — GPIO / PWM channel |
| ピン 29 | PTD6 — GPIO |
| ピン 30 | PTD7 — GPIO |
| ピン 31 | PTE0/TxD2/CANTx — UART2 Tx / CAN Tx |
| ピン 32 | PTE1/RxD2/CANRx — UART2 Rx / CAN Rx |
| ピン 33 | PTE2 — GPIO |
| ピン 34 | PTE3 — GPIO |
| ピン 35 | PTE4 — GPIO |
| ピン 36 | PTE5 — GPIO |
| ピン 37 | PTE6 — GPIO |
| ピン 38 | PTE7 — GPIO |
| ピン 39 | PTF0 — GPIO |
| ピン 40 | PTF1 — GPIO |
| ピン 41 | PTF2 — GPIO |
| ピン 42 | PTF3 — GPIO |
| ピン 43 | PTF4 — GPIO |
| ピン 44 | PTF5 — GPIO |
| ピン 45 | PTF6 — GPIO |
| ピン 46 | PTF7 — GPIO |
| ピン 47 | PTG0 — GPIO |
| ピン 48 | PTG1 — GPIO |
| ピン 49 | PTG2 — GPIO |
| ピン 50 | PTG3 — GPIO |
| ピン 51 | VSS — Ground |
| ピン 52 | VDD — Supply voltage (2.7V to 5.5V) |
| ピン 53 | IRQ/TCLK/RESET — External IRQ, timer clock, or reset |
| ピン 54 | XIRQ — Non-maskable IRQ |
| ピン 55 | BKGD/MS — Background Debug Mode / Mode Select |
| ピン 56 | RESET — Reset input (active low) |
| ピン 57 | EXTAL — External oscillator / clock input |
| ピン 58 | XTAL — External crystal oscillator output |
| ピン 59 | PTH0 — GPIO |
| ピン 60 | PTH1 — GPIO |
| ピン 61 | PTH2 — GPIO |
| ピン 62 | PTH3 — GPIO |
| ピン 63 | TCLK — Timer clock input |
| ピン 64 | NC — Not connected (per datasheet) |
主な用途
MC9S08AC32MPUE の用途: 6 件s: Automotive Body Control Module, Industrial Sensor Node Controller, HVAC Climate Control Board, Small Appliance Controller, LED Lighting Module, Home Security Sensor Hub.
Automotive Body Control Module
The MC9S08AC32MPUE fits automotive body controllers thanks to its integrated MSCAN 2.0A/2.0B interface (up to 1Mbps), 40MHz HCS08 throughput, and 38 I/O pins for driving relays, motors, and switches. The 32KB Flash supports multi-feature body control code with NXP's integrated BDM enabling fast field firmware updates via OBD. The wide 2.7-5.5V supply tolerates automotive cranking transients when paired with load-dump TVS protection per NXP AN1743. The 64-LQFP footprint stays compact under 10x10 mm, ideal for body-domain ECUs.
おすすめ
Industrial Sensor Node Controller
In industrial 4-20mA sensor nodes, the MC9S08AC32MPUE delivers deterministic HCS08 instruction timing for accurate ADC sampling at 10-bit resolution with multiple input channels. Its low-power HCS08 core plus wide voltage range lets designers build loop-powered 3.3V or 5V transmitters. The integrated I2C/SPI interface connects external EEPROM or DAC chips, while SCI adds RS-485 UART communication. Industrial operating range of -40C to +85C and automotive-grade EMC robustness suit factory floor deployment in PLC backplanes and process instrumentation.
おすすめ
HVAC Climate Control Board
The MC9S08AC32MPUE powers HVAC climate control boards using its TPM PWM modules for motor/solenoid control and 10-bit ADC for thermistor inputs. The 32KB Flash accommodates multiple temperature-setpoint profiles, scheduling routines, and display driving code. Its SCI/UART links to indoor unit displays, while I2C connects to remote temperature sensors. Operating reliably from 2.7V to 5.5V at -40C to +85C, it tolerates the temperature swings of furnace rooms and outdoor compressor units common in residential HVAC systems.
おすすめ
Small Appliance Controller
The MC9S08AC32MPUE drives small appliances such as coffee makers, blenders, and rice cookers with its PWM-controlled relay outputs and ADC inputs for temperature/level sensing. Its 40MHz processing headroom handles real-time PID control loops, while 32KB Flash stores menu presets, fault logs, and display drivers. The integrated BDM debug port accelerates mass production calibration. Operating at 3.3V or 5V with internal voltage regulator, it eliminates external LDOs and reduces BOM cost in cost-sensitive consumer appliances targeting sub-$50 retail prices.
おすすめ
LED Lighting Module
The MC9S08AC32MPUE controls LED lighting modules via its TPM PWM channels for dimming and color mixing using standard DMX512 or DALI protocols via SCI/UART. The HCS08 core's fast interrupt response ensures flicker-free PWM output across dimming ranges. Its 32KB Flash stores lighting scene definitions, fade tables, and bootloader code for field firmware updates via BDM. Operating at 3.3V with internal voltage regulator, it integrates cleanly into LED driver circuits; the 64-LQFP's -40C to +85C operation tolerates enclosed fixture temperatures up to 75C.
おすすめ
Home Security Sensor Hub
The MC9S08AC32MPUE acts as a sensor hub for home security panels, aggregating PIR motion, door/window contact, and glass-break sensor inputs via its ADC and GPIO. The HCS08 core processes multiple interrupt-driven event handlers with deterministic timing. Its 32KB Flash and 2KB RAM fit Z-Wave or Zigbee interface code, while SCI/UART connects to the panel's main control board. Wide 2.7-5.5V supply supports battery-backup operation with brown-out reset for clean shutdown.
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: MC9S08AC32MPUE — 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 | MC9S08AC60CPUE | MC9S08AW32CPUE | SCS8AC60EACFUE |
|---|---|---|---|---|
| Package | 64-LQFP (10x10 mm) | 64-LQFP (10x10 mm) - same | 64-LQFP (10x10 mm) - same | 64-LQFP (10x10 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Flash Memory | 32 KB | 60 KB | 32 KB | 60 KB |
| RAM | 2 KB | 2 KB | 2 KB | 2 KB |
| CPU Clock | 40 MHz | 40 MHz | 40 MHz | 40 MHz |
| Core | HCS08 | HCS08 | HCS08 | HCS08 |
| MSCAN (CAN Interface) | Yes | Yes | No | Yes |
| Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
主な差別化要因
- CAN interface integrated （vs MC9S08AW32CPUE)
- Pin-compatible upgrade path （vs MC9S08AC60CPUE)
- Industry-standard NXP S08 ecosystem （vs Legacy HC08 parts (MC908AB32MFUE))
設計ノート
Place a 100nF X7R ceramic decoupling capacitor within 5mm of each VDD pin (pins 14 and 52) with a short ground return. Add a 4.7uF to 10uF bulk capacitor at the regulator output. The MC9S08AC32MPUE has two VDD pins per its 64-LQFP layout - both must be decoupled. For automotive load-dump protection (ISO 7637-2 pulse 5a), use a bidirectional TVS diode rated 24V working voltage at the supply input per NXP AN1743.
The BKGD/MS pin (pin 55) is used for BDM debug and must be accessible on a test pad. Failure to provide BDM access on the PCB makes field firmware updates and factory programming impossible, often requiring board respins. The RESET pin (56) is bidirectional; a pull-up to VDD with a value 10k-100k and a 100nF capacitor to ground ensures clean power-on reset per NXP AN2143.
Estimated: at maximum CPU clock (40MHz) and full I/O switching, the MC9S08AC32MPUE dissipates approximately 0.5W internally. The 64-LQFP package has theta-JA around 65 C/W in still air, producing a 32C junction temperature rise above ambient. Well within operating limits. For closed enclosures above 60C ambient, place thermal vias under the exposed pad to spread heat. The internal HCS08 core supports low-power modes (STOP3, WAIT) reducing quiescent current to microamps.
コンプライアンス情報
RoHS compliant per DigiKey distributor listing. Industrial temperature grade, not AEC-Q100 qualified; for AEC-Q100 see sister automotive AC family members. Lead-free terminations confirmed.