MC9S12C64CFUE - 16-bit HCS12 MCU, 64KB Flash, 80-QFP | NXP
MPN: MC9S12C64CFUE ✗ Akhir HidupMC9S12C64CFUE Ringkasan
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.
Alternatif penggantian untuk MC9S12C64CFUE — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.
Variasi di dalam seri ini
Model-series yang sama yang kompatibel dengan penggantian MC9S12C64CFUE (sama faktor bentuk dan footprint) — berbeda di dalam Operating Temperature, Package, RAM Size, Program Memory Size, Core Processor.
MC9S12C128CFUE
✅ Drop-In📋 Alternatif referensi (tidak dalam katalog)
MC9S12C32CFUE
✅ Drop-In📋 Alternatif referensi (tidak dalam katalog)
MC9S12E64CFUER
✅ Drop-InKontak untuk harga
Lihat Datasheet →MC9S12E256CFUE
✅ Drop-InKontak untuk harga
Lihat Datasheet →S912XET256J2VAG
✅ Drop-InKontak untuk harga
Lihat Datasheet →MC9S12C64CFUE Rating Maksimal & Karakteristik Listrik
| Core | HCS12 (CPU12) |
| Lebar Bus Data | 16 bit |
| Program Memory Size | 64 KB Flash |
| RAM Size | 4 KB |
| Frekuensi Bawah Maximum | 50 MHz (PLL, internal bus) |
| Base Clock Frequency | 25 MHz |
| Tegangan Pemuat | 2.97 V to 5.5 V |
| Suhu Kerja | -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 |
| Paket | 80-pin LQFP (QFP 80), 14x14 mm |
| Tipe Mounting | Surface Mount |
| Status RoHS | Compliant |
| On-chip Voltage Regulator | Bandgap-based Vreg (internal VDD) |
| Debug Interface | BDM (single-wire Background Debug Mode) |
Konfigurasi Pin MC9S12C64CFUE
| Pin produk 1 | PP0/KWP0/PWM0 — Port P0 / PWM channel 0 |
| Pin produk 2 | PP1/KWP1/PWM1 — Port P1 / PWM channel 1 |
| Pin produk 3 | PP2/KWP2/PWM2 — Port P2 / PWM channel 2 |
| Pin produk 4 | PP3/KWP3/PWM3 — Port P3 / PWM channel 3 |
| Pin produk 5 | PP4/KWP4/PWM4 — Port P4 / PWM channel 4 |
| Pin produk 6 | PP5/KWP5/PWM5 — Port P5 / PWM channel 5 |
| Pin produk 7 | PP6/KWP6/PWM6 — Port P6 / PWM channel 6 |
| Pin produk 8 | PP7/KWP7/PWM7 — Port P7 / PWM channel 7 |
| Pin produk 9 | VDDR — Voltage regulator supply |
| Pin produk 10 | VDD — External 5 V supply (2.97 V to 5.5 V) |
| Pin produk 11 | VSS — Ground |
| Pin produk 12 | XCLKS — Clock mode select (low for loop-controlled Pierce oscillator) |
| Pin produk 13 | EXTAL — External clock/crystal input |
| Pin produk 14 | XTAL — External crystal output |
| Pin produk 15 | RESET — External reset (active low) |
| Pin produk 16 | BKGD — Background Debug Mode (BDM) pin |
| Pin produk 17 | MODC — Mode select |
| Pin produk 18 | PAD0/AN0 — Port A0 / ADC channel 0 |
| Pin produk 19 | PAD1/AN1 — Port A1 / ADC channel 1 |
| Pin produk 20 | PAD2/AN2 — Port A2 / ADC channel 2 |
| Pin produk 21 | PAD3/AN3 — Port A3 / ADC channel 3 |
| Pin produk 22 | PAD4/AN4 — Port A4 / ADC channel 4 |
| Pin produk 23 | PAD5/AN5 — Port A5 / ADC channel 5 |
| Pin produk 24 | PAD6/AN6 — Port A6 / ADC channel 6 |
| Pin produk 25 | PAD7/AN7 — Port A7 / ADC channel 7 |
| Pin produk 26 | VDDA — ADC analog supply |
| Pin produk 27 | VSSA — ADC analog ground |
| Pin produk 28 | PAB0/PS0 — Port B0 / SPI select 0 |
| Pin produk 29 | PAB1/PS1 — Port B1 / SPI select 1 |
| Pin produk 30 | PAB2/PS2 — Port B2 / SPI select 2 |
| Pin produk 31 | PAB3/PS3 — Port B3 / SPI select 3 |
| Pin produk 32 | PAB4/SCK0 — Port B4 / SPI clock 0 |
| Pin produk 33 | PAB5/MOSI0 — Port B5 / SPI MOSI 0 |
| Pin produk 34 | PAB6/MISO0 — Port B6 / SPI MISO 0 |
| Pin produk 35 | PAB7/SS0 — Port B7 / SPI slave select 0 |
| Pin produk 36 | PE0/TxD0 — Port E0 / SCI0 transmit |
| Pin produk 37 | PE1/RxD0 — Port E1 / SCI0 receive |
| Pin produk 38 | PE2/TxD1 — Port E2 / SCI1 transmit |
| Pin produk 39 | PE3/RxD1 — Port E3 / SCI1 receive |
| Pin produk 40 | PE4/CANRX — Port E4 / CAN receive |
| Pin produk 41 | PE5/CANTX — Port E5 / CAN transmit |
| Pin produk 42 | PE6/OC1 — Port E6 / Output compare 1 |
| Pin produk 43 | PE7/OC2 — Port E7 / Output compare 2 |
| Pin produk 44 | PJ0/IOC0 — Port J0 / Input capture 0 |
| Pin produk 45 | PJ1/IOC1 — Port J1 / Input capture 1 |
| Pin produk 46 | PJ2/IOC2 — Port J2 / Input capture 2 |
| Pin produk 47 | PJ3/IOC3 — Port J3 / Input capture 3 |
| Pin produk 48 | PJ4/IOC4 — Port J4 / Input capture 4 |
| Pin produk 49 | PJ5/IOC5 — Port J5 / Input capture 5 |
| Pin produk 50 | PJ6/IOC6 — Port J6 / Input capture 6 |
| Pin produk 51 | PJ7/IOC7 — Port J7 / Input capture 7 |
| Pin produk 52 | PK0/OC3 — Port K0 / Output compare 3 |
| Pin produk 53 | PK1/OC4 — Port K1 / Output compare 4 |
| Pin produk 54 | PK2/OC5 — Port K2 / Output compare 5 |
| Pin produk 55 | PK3/OC6 — Port K3 / Output compare 6 |
| Pin produk 56 | PK4/OC7 — Port K4 / Output compare 7 |
| Pin produk 57 | PK5 — Port K5 / general-purpose I/O |
| Pin produk 58 | PK6 — Port K6 / general-purpose I/O |
| Pin produk 59 | PK7 — Port K7 / general-purpose I/O |
| Pin produk 60 | PT0/IOC8 — Port T0 / Input capture 8 |
| Pin produk 61 | PT1/IOC9 — Port T1 / Input capture 9 |
| Pin produk 62 | PT2/IOC10 — Port T2 / Input capture 10 |
| Pin produk 63 | PT3/IOC11 — Port T3 / Input capture 11 |
| Pin produk 64 | PT4 — Port T4 / general-purpose I/O |
| Pin produk 65 | PT5 — Port T5 / general-purpose I/O |
| Pin produk 66 | PT6 — Port T6 / general-purpose I/O |
| Pin produk 67 | PT7 — Port T7 / general-purpose I/O |
| Pin produk 68 | PS0/RXD2 — Port S0 / SCI2 receive |
| Pin produk 69 | PS1/TXD2 — Port S1 / SCI2 transmit |
| Pin produk 70 | PS2/MISO1 — Port S2 / SPI MISO 1 |
| Pin produk 71 | PS3/MOSI1 — Port S3 / SPI MOSI 1 |
| Pin produk 72 | PS4/SCK1 — Port S4 / SPI clock 1 |
| Pin produk 73 | PS5/SS1 — Port S5 / SPI slave select 1 |
| Pin produk 74 | PS6 — Port S6 / general-purpose I/O |
| Pin produk 75 | PS7 — Port S7 / general-purpose I/O |
| Pin produk 76 | PM0 — Port M0 / general-purpose I/O |
| Pin produk 77 | PM1 — Port M1 / general-purpose I/O |
| Pin produk 78 | VDDX — External I/O supply (5 V) |
| Pin produk 79 | VSSX — External I/O ground |
| Pin produk 80 | VDDPLL — PLL supply (filtered analog) |
Aplikasi Umum
MC9S12C64CFUE cocok untuk 6 aplikasis: 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.
Direkomendasikan
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.
Direkomendasikan
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.
Direkomendasikan
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.
Direkomendasikan
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.
Direkomendasikan
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.
Direkomendasikan
Ringkasan Produk Direkomendasikan
Data referensi engineering untuk MC9S12C64CFUE — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini | 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 |
Diferensiator Kunci
- Drop-in 64 KB Flash baseline in the S12C family (vsMC9S12C32CFUE)
- Lower peripheral and pin count vs S12E family (vsMC9S12E256CFUE)
- Integrated CAN 2.0 MSCAN without external silicon (vsGeneric 16-bit MCU without CAN)
Catatan Desain
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.
Informasi Konformitas
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.
