MC9S12C64CFUE - 16-bit HCS12 MCU, 64KB Flash, 80-QFP | NXP
部品番号: MC9S12C64CFUE ✗ 生産終了| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $14.2 | $14.20 |
| 10 | $12.85 | $128.50 |
| 100 | $11.05 | $1,105.00 |
| 500 | $9.4 | $4,700.00 |
| 1,000 | $8.2 | $8,200.00 |
MC9S12C64CFUE 概要
A 16-bit microcontroller is a CPU class that processes data and addresses in 16-bit words, sitting between 8-bit MCUs (lower cost, simpler control) and 32-bit MCUs (higher performance, richer peripherals). The HCS12 family is NXP's (formerly Freescale/Motorola) line of 16-bit CISC microcontrollers with enhanced peripherals, on-chip Flash, and BDM (Background Debug Mode) for in-circuit programming. The S12C family specifically targets cost- and space-sensitive industrial and automotive body networks where CAN connectivity and robust peripheral integration matter more than raw CPU throughput.
Key features of the MC9S12C64CFUE include up to 50 MHz bus clock via an internal PLL, an enhanced 8-channel 10-bit ADC, up to 31 digital I/O ports, multiple timers (ECT 16-bit, 8-bit PWM, periodic interrupt), a serial peripheral interface (SPI), two SCI (UART) channels, and a 1 Mbyte/sec CAN 2.0 A/B controller. An on-chip bandgap-based voltage regulator supports a 2.97 V to 5.5 V external supply, and the part supports a single-wire BDM debug interface for development and field programming.
Architecturally the S12C integrates the CPU12 core, Flash with EEPROM-like byte-erase and security features, RAM, a phase-locked loop (PLL), and peripheral logic on a single chip. The PLL allows the bus clock to be derived from a low-frequency external crystal, reducing EMI and BOM cost. The 25 MHz HCS12 instruction cycle and integrated peripherals make it well suited for real-time control loops in body-electronics modules and small industrial nodes.
Typical applications include automotive body control modules (BCM), instrument clusters, HVAC controllers, seat and mirror controllers, industrial CAN nodes, sensor interfaces, and low-end motor control. The device balances 16-bit performance, on-chip Flash and CAN 2.0 in a compact LQFP-80 footprint, which is useful for cost-sensitive designs that still need networked communication.
When designing with this part, ensure the external 2.97 V to 5.5 V supply is decoupled close to the VDD/VSS pins and that the PLL filter network follows the datasheet reference design. Note that this part is NRND (Not Recommended for New Designs) per NXP - existing designs may continue to source it, but new programs should evaluate active S12K or S32K successors.
This page synthesizes distributor pricing, parametric specifications, and drop-in alternatives for the MC9S12C64CFUE that are not consolidated in the manufacturer datasheet.
ドロップイン代替品: MC9S12C64CFUE — 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: MC9S12C64CFUE （同一形状・フットプリント） — 相違点: Operating Temperature, Package, Program Memory Size, RAM Size, Core Processor.
クイック比較ツール — 並列比較する代替部品を選択:
MC9S12C128CFUE
✅ ドロップイン📋 参考代替品（カタログ未掲載）
MC9S12C32CFUE
✅ ドロップイン📋 参考代替品（カタログ未掲載）
MC9S12E64CFUER
✅ ドロップイン✓ 在庫あり
$7.4 / 個
データシートを見る →MC9S12E256CFUE
✅ ドロップイン✓ 在庫あり
$9.75 / 個
データシートを見る →S912XET256J2VAG
✅ 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 →MC9S12C64CFUE 最大定格＆電気的特性
| Core | HCS12 (CPU12) |
| データバス幅 | 16 bit |
| Program Memory Size | 64 KB Flash |
| RAM Size | 4 KB |
| 最大クロック周波数 | 50 MHz (PLL, internal bus) |
| Base Clock Frequency | 25 MHz |
| 電源電圧 | 2.97 V to 5.5 V |
| 動作温度 | -40 C to +85 C |
| I/O Pins | 31 |
| ADC | 8-channel, 10-bit |
| CAN | 1 x CAN 2.0 A/B (1 Mbit/s) |
| UART (SCI) | 2 |
| SPI | 1 |
| Timers | ECT 16-bit, 8-bit modulo, PWM, PIT |
| パッケージ | 80-pin LQFP (QFP 80), 14x14 mm |
| 実装タイプ | Surface Mount |
| RoHS ステータス | Compliant |
| On-chip Voltage Regulator | Bandgap-based Vreg (internal VDD) |
| Debug Interface | BDM (single-wire Background Debug Mode) |
MC9S12C64CFUE ピン構成
| ピン 1 | PP0/KWP0/PWM0 — Port P0 / PWM channel 0 |
| ピン 2 | PP1/KWP1/PWM1 — Port P1 / PWM channel 1 |
| ピン 3 | PP2/KWP2/PWM2 — Port P2 / PWM channel 2 |
| ピン 4 | PP3/KWP3/PWM3 — Port P3 / PWM channel 3 |
| ピン 5 | PP4/KWP4/PWM4 — Port P4 / PWM channel 4 |
| ピン 6 | PP5/KWP5/PWM5 — Port P5 / PWM channel 5 |
| ピン 7 | PP6/KWP6/PWM6 — Port P6 / PWM channel 6 |
| ピン 8 | PP7/KWP7/PWM7 — Port P7 / PWM channel 7 |
| ピン 9 | VDDR — Voltage regulator supply |
| ピン 10 | VDD — External 5 V supply (2.97 V to 5.5 V) |
| ピン 11 | VSS — Ground |
| ピン 12 | XCLKS — Clock mode select (low for loop-controlled Pierce oscillator) |
| ピン 13 | EXTAL — External clock/crystal input |
| ピン 14 | XTAL — External crystal output |
| ピン 15 | RESET — External reset (active low) |
| ピン 16 | BKGD — Background Debug Mode (BDM) pin |
| ピン 17 | MODC — Mode select |
| ピン 18 | PAD0/AN0 — Port A0 / ADC channel 0 |
| ピン 19 | PAD1/AN1 — Port A1 / ADC channel 1 |
| ピン 20 | PAD2/AN2 — Port A2 / ADC channel 2 |
| ピン 21 | PAD3/AN3 — Port A3 / ADC channel 3 |
| ピン 22 | PAD4/AN4 — Port A4 / ADC channel 4 |
| ピン 23 | PAD5/AN5 — Port A5 / ADC channel 5 |
| ピン 24 | PAD6/AN6 — Port A6 / ADC channel 6 |
| ピン 25 | PAD7/AN7 — Port A7 / ADC channel 7 |
| ピン 26 | VDDA — ADC analog supply |
| ピン 27 | VSSA — ADC analog ground |
| ピン 28 | PAB0/PS0 — Port B0 / SPI select 0 |
| ピン 29 | PAB1/PS1 — Port B1 / SPI select 1 |
| ピン 30 | PAB2/PS2 — Port B2 / SPI select 2 |
| ピン 31 | PAB3/PS3 — Port B3 / SPI select 3 |
| ピン 32 | PAB4/SCK0 — Port B4 / SPI clock 0 |
| ピン 33 | PAB5/MOSI0 — Port B5 / SPI MOSI 0 |
| ピン 34 | PAB6/MISO0 — Port B6 / SPI MISO 0 |
| ピン 35 | PAB7/SS0 — Port B7 / SPI slave select 0 |
| ピン 36 | PE0/TxD0 — Port E0 / SCI0 transmit |
| ピン 37 | PE1/RxD0 — Port E1 / SCI0 receive |
| ピン 38 | PE2/TxD1 — Port E2 / SCI1 transmit |
| ピン 39 | PE3/RxD1 — Port E3 / SCI1 receive |
| ピン 40 | PE4/CANRX — Port E4 / CAN receive |
| ピン 41 | PE5/CANTX — Port E5 / CAN transmit |
| ピン 42 | PE6/OC1 — Port E6 / Output compare 1 |
| ピン 43 | PE7/OC2 — Port E7 / Output compare 2 |
| ピン 44 | PJ0/IOC0 — Port J0 / Input capture 0 |
| ピン 45 | PJ1/IOC1 — Port J1 / Input capture 1 |
| ピン 46 | PJ2/IOC2 — Port J2 / Input capture 2 |
| ピン 47 | PJ3/IOC3 — Port J3 / Input capture 3 |
| ピン 48 | PJ4/IOC4 — Port J4 / Input capture 4 |
| ピン 49 | PJ5/IOC5 — Port J5 / Input capture 5 |
| ピン 50 | PJ6/IOC6 — Port J6 / Input capture 6 |
| ピン 51 | PJ7/IOC7 — Port J7 / Input capture 7 |
| ピン 52 | PK0/OC3 — Port K0 / Output compare 3 |
| ピン 53 | PK1/OC4 — Port K1 / Output compare 4 |
| ピン 54 | PK2/OC5 — Port K2 / Output compare 5 |
| ピン 55 | PK3/OC6 — Port K3 / Output compare 6 |
| ピン 56 | PK4/OC7 — Port K4 / Output compare 7 |
| ピン 57 | PK5 — Port K5 / general-purpose I/O |
| ピン 58 | PK6 — Port K6 / general-purpose I/O |
| ピン 59 | PK7 — Port K7 / general-purpose I/O |
| ピン 60 | PT0/IOC8 — Port T0 / Input capture 8 |
| ピン 61 | PT1/IOC9 — Port T1 / Input capture 9 |
| ピン 62 | PT2/IOC10 — Port T2 / Input capture 10 |
| ピン 63 | PT3/IOC11 — Port T3 / Input capture 11 |
| ピン 64 | PT4 — Port T4 / general-purpose I/O |
| ピン 65 | PT5 — Port T5 / general-purpose I/O |
| ピン 66 | PT6 — Port T6 / general-purpose I/O |
| ピン 67 | PT7 — Port T7 / general-purpose I/O |
| ピン 68 | PS0/RXD2 — Port S0 / SCI2 receive |
| ピン 69 | PS1/TXD2 — Port S1 / SCI2 transmit |
| ピン 70 | PS2/MISO1 — Port S2 / SPI MISO 1 |
| ピン 71 | PS3/MOSI1 — Port S3 / SPI MOSI 1 |
| ピン 72 | PS4/SCK1 — Port S4 / SPI clock 1 |
| ピン 73 | PS5/SS1 — Port S5 / SPI slave select 1 |
| ピン 74 | PS6 — Port S6 / general-purpose I/O |
| ピン 75 | PS7 — Port S7 / general-purpose I/O |
| ピン 76 | PM0 — Port M0 / general-purpose I/O |
| ピン 77 | PM1 — Port M1 / general-purpose I/O |
| ピン 78 | VDDX — External I/O supply (5 V) |
| ピン 79 | VSSX — External I/O ground |
| ピン 80 | VDDPLL — PLL supply (filtered analog) |
主な用途
MC9S12C64CFUE の用途: 6 件s: Automotive Body Control Module (BCM), HVAC Climate Control Module, Instrument Cluster Display Controller, Industrial CAN Sensor Node, Seat and Mirror Controller, Low-end BLDC / DC Motor Control.
Automotive Body Control Module (BCM)
The MC9S12C64CFUE fits automotive body control modules because its 16-bit HCS12 core, 64 KB Flash and 4 KB RAM handle lighting, wiper, lock and door-window logic in a single chip. The integrated CAN 2.0 A/B MSCAN at 1 Mbit/s connects the BCM to chassis and powertrain CAN buses without an external CAN transceiver silicon. The 2.97 V to 5.5 V single-rail supply matches the typical 5 V body-electronics rail, and the 80-LQFP footprint is small enough for behind-dash packaging. Unlike larger S12X or S32K parts, the S12C core keeps cost and code complexity low for non-safety body features.
おすすめ
HVAC Climate Control Module
Climate control modules need a small, deterministic MCU to scan temperature sensors, drive blower PWM, and command actuator motors over LIN or CAN. The MC9S12C64CFUE offers 8 channels of 10-bit ADC for NTC thermistor inputs, an enhanced 16-bit timer for capture/compare, and PWM outputs to drive blower and stepper drivers. Its 64 KB Flash fits typical HVAC control state machines and lookup-based control curves, and the 80-LQFP footprint leaves room for a small PCB inside a dashboard HVAC housing. The HCS12 core's deterministic interrupt latency suits the closed-loop blower control without RTOS overhead.
おすすめ
Instrument Cluster Display Controller
The MC9S12C64CFUE serves as the host MCU for a low-end instrument cluster, driving stepper motors for gauges and handling telltale LED logic via GPIO and PWM. The 16-bit HCS12 core's 25 MHz base clock with PLL-derived 50 MHz bus provides enough throughput to multiplex gauge pointers and refresh telltales without visible jitter. The 4 KB RAM holds gauge position state machines and debounced switch inputs, while 64 KB Flash stores lookup tables for gauge curves and telltale logic. Integrated SCI channels allow direct connection to BCM or diagnostic tools over UART.
おすすめ
Industrial CAN Sensor Node
Factory automation sensor nodes that bridge analog sensors to CANopen or DeviceNet benefit from the MC9S12C64CFUE's on-chip 10-bit ADC and integrated CAN 2.0 A/B controller. The 2.97 V to 5.5 V supply is compatible with 24 V industrial rails stepped down to 5 V, and the -40 C to +85 C industrial temperature range covers factory-floor enclosures. The 80-LQFP surface-mount package is suitable for wave-soldered or reflow-produced industrial boards. Designers can use the SPI port to add a digital sensor (e.g., pressure or accelerometer) and report both analog and digital readings over CAN.
おすすめ
Seat and Mirror Controller
Seat and mirror position controllers need a small, reliable MCU that can scan switches, drive small DC motors via H-bridges, and report position over CAN or LIN. The MC9S12C64CFUE's PWM outputs drive mirror-fold and seat-fore/aft H-bridge PWMs, while the 10-bit ADC reads mirror-position potentiometers. The integrated CAN 2.0 controller reports diagnostic state to the BCM, and the 64 KB Flash fits position-calibration lookup tables and trim memory. The 80-LQFP package is compact enough to fit inside the seat module enclosure.
おすすめ
Low-end BLDC / DC Motor Control
Low-power BLDC or brushed-DC motor control designs that don't need a Cortex-M0/M4 DSP can use the MC9S12C64CFUE's enhanced 16-bit capture timer for back-EMF sampling and 8-bit PWM for commutation timing. The 25 MHz HCS12 core with 50 MHz PLL bus handles field-oriented control loops for small fans or pumps up to a few hundred watts. The 64 KB Flash holds motor startup and parameter state, and the integrated ADC reads phase currents. The 80-LQFP package is conventional for motor-control PCBs and supports good thermal dissipation.
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: MC9S12C64CFUE — 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 | MC9S12C128CFUE | MC9S12C32CFUE | MC9S12E64CFUE | MC9S12E256CFUE | S912XET256J2VAG |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 80-LQFP (14x14 mm) | 80-LQFP - same | 80-LQFP - same | 80-LQFP - same | 80-LQFP - same | 80-LQFP - same |
| Core | HCS12 (CPU12), 16-bit | HCS12 (CPU12), 16-bit | HCS12 (CPU12), 16-bit | HCS12 (CPU12), 16-bit | HCS12 (CPU12), 16-bit | S12XE (CPU12 + XGATE), 16-bit |
| Flash | 64 KB | 128 KB | 32 KB | 64 KB | 256 KB | 256 KB |
| RAM | 4 KB | 4 KB | 4 KB | 4 KB to 8 KB | 12 KB | 12 KB |
| Max Bus Clock | 50 MHz (PLL) | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 50 MHz |
| Supply Voltage | 2.97 V to 5.5 V | 2.97 V to 5.5 V | 2.97 V to 5.5 V | 2.97 V to 5.5 V | 2.97 V to 5.5 V | 2.97 V to 5.5 V |
| CAN 2.0 | 1 x MSCAN (1 Mbit/s) | 1 x MSCAN | 1 x MSCAN | 1 x MSCAN | 1 x MSCAN | 1 to 2 x MSCAN |
| Lifecycle | NRND | NRND | NRND | NRND | NRND | Active |
主な差別化要因
- Drop-in 64 KB Flash baseline in the S12C family （vs MC9S12C32CFUE)
- Lower peripheral and pin count vs S12E family （vs MC9S12E256CFUE)
- Integrated CAN 2.0 MSCAN without external silicon （vs Generic 16-bit MCU without CAN)
設計ノート
The MC9S12C64CFUE requires a single 2.97 V to 5.5 V external rail on VDD/VDDR/VDDX/VDDA. Place 100 nF decoupling close to each VDD/VSS pair and a 4.7 uF to 10 uF bulk capacitor on VDDR. The internal bandgap Vreg generates the core VDD from VDDR - do not load the internal Vreg pin. Use a separate analog ground island for VSSA/VDDA to keep ADC noise below 1 LSB at 10-bit resolution.
Keep the EXTAL/XTAL traces short and surrounded by a ground pour to minimize oscillator coupling. Route the CANH/CANL differential pair as a 120-ohm impedance-matched pair with 120-ohm termination at each end of the bus, and place the external CAN transceiver within 50 mm of the MCU CANTX/CANRX pins. The BDM (BKGD) pin should be accessible on a 2-pin header for in-circuit programming and debug.
Do not connect any load to the internal Vreg pin; the bandgap regulator is intended only to power the internal core. When migrating from MC9S12C64CFUE to MC9S12C128CFUE or MC9S12E256CFUE, verify that pin 1, IRQ, BDM and CAN pin assignments match the package datasheet - the S12E family differs in peripheral mapping even though the LQFP-80 footprint is shared. Always lock the Flash security bits after final programming to prevent in-field code extraction.
コンプライアンス情報
RoHS compliant per NXP product page. Not AEC-Q100 qualified at the standard 'C' grade; 'M' grade variants may carry wider automotive qualification - verify against NXP's AEC-Q100 letter before design-in. Halogen-free status not explicitly stated in the verified data.
