MC9S12C64VFUE - HCS12 16-Bit MCU, 64KB Flash, 80-QFP | NXP
料号： MC9S12C64VFUE ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $17.54 | $17.54 |
| 10 | $15.85 | $158.50 |
| 100 | $13.42 | $1,342.00 |
| 500 | $11.85 | $5,925.00 |
| 1,000 | $10.2 | $10,200.00 |
MC9S12C64VFUE 概述
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), working memory (RAM), and a rich set of peripherals including timers, ADC, communication interfaces, and GPIO. Within the embedded-system taxonomy, an MCU sits below microprocessors (which need external RAM/ROM) and above simple logic ICs. The HCS12 family from NXP is a 16-bit CISC architecture widely adopted in automotive body, chassis, and body-control applications because of its deterministic interrupt latency, on-chip CAN, and robust Flash endurance.
Key features of the MC9S12C64VFUE include 64KB of Flash program memory, 4KB of RAM, an integrated CAN 2.0 A/B controller (MSCAN), an 8-channel 10-bit ADC, multiple timer modules (TIM/PWM/ECT), SPI and SCI/UART serial interfaces, an on-chip bandgap voltage regulator for a single 5V (or 3.3V) external supply, and a phase-locked loop (PLL) that lets the bus clock scale from the internal reference. The part supports background-debug (BDM) and is offered in an 80-pin LQFP.
Typical applications include automotive body controllers, instrument clusters, HVAC control modules, CAN node endpoints, industrial sensor hubs, and small motor-control boards. The 64KB Flash, multi-channel PWM, and integrated CAN make it especially useful in distributed automotive networks where the MCU terminates a CAN bus, drives FET drivers, and reads sensor inputs. Industrial designers also adopt it for low-cost PLC I/O modules and remote telemetry.
When designing with this part, choose decoupling per NXP AN2404, place the 5V decoupling within 5 mm of VDD/VSS pins, follow the recommended oscillator layout, and reserve the BKGD pin for in-circuit debug. The V suffix in the MPN (VFUE) denotes the 80-pin LQFP industrial temperature grade (-40C to +85C).
This page synthesizes distributor pricing, drop-in same-package alternatives, pinout, and practical design notes not found in the manufacturer datasheet alone.
直接替换替代料： MC9S12C64VFUE ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： MC9S12C64VFUE （相同外形与封装尺寸） ——差异在于 Package, Program Memory Size, Operating Temperature, Debug Interface, ADC.
快速对比工具——选择替代料号进行并排对比：
MC9S12C64MFUE
✅ 直接替换✓ 有现货
$10.2 / 个
查看数据手册 →MC9S12C64CFUE
✅ 直接替换✓ 有现货
$8.2 / 个
查看数据手册 →MC9S12GC64MFUE
✅ 直接替换✓ 有现货
$7.1 / 个
查看数据手册 →MC9S12C96CFAE557
✅ 直接替换✓ 有现货
$4.95 / 个
查看数据手册 →MC9S12D64CFUER
✅ 直接替换✓ 有现货
$10.4 / 个
查看数据手册 →MC9S12GC64CFAE
✅ 直接替换✓ 有现货
$4.41 / 个
查看数据手册 →MC9S12C64VFUE 最大额定值与电气特性
| Core | HCS12 (16-bit CISC) |
| CPU Frequency | 25 MHz (50 MHz max internal bus via PLL) |
| Program Memory (Flash) | 64 KB (64K x 8) |
| RAM | 4 KB |
| 封装 | 80-LQFP (14x14 mm), VFUE suffix |
| Supply Voltage (VDD) | 2.97 V to 5.5 V (single 5 V supply via internal Vreg) |
| 工作温度 | -40C to +85C (Industrial, V suffix) |
| ADC | 8-channel, 10-bit |
| CAN (MSCAN) | 1 x CAN 2.0 A/B |
| SCI/UART | 2 |
| SPI | 1 |
| Timers / PWM | ECT (16-bit, 8-ch), TIM (16-bit), PWM (8-ch, 8-bit) |
| GPIO (max) | 31 (per datasheet table) |
| Debug Interface | BDM (Background Debug Mode) |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
MC9S12C64VFUE 引脚配置
| 引脚 1 | VDDR — Voltage regulator supply (internal Vreg bypass) |
| 引脚 2 | VDD — 5V supply (2.97V to 5.5V) |
| 引脚 3 | VSS — Ground |
| 引脚 4 | XCLKS — Oscillator mode select |
| 引脚 5 | EXTAL — External clock / crystal input |
| 引脚 6 | XTAL — Crystal output |
| 引脚 7 | RESET — Active-low reset input |
| 引脚 8 | BKGD — Background Debug Mode (BDM) |
| 引脚 9 | PAD0/AN0 — Port AD bit 0 / ADC channel 0 |
| 引脚 10 | PAD1/AN1 — Port AD bit 1 / ADC channel 1 |
| 引脚 11 | PAD2/AN2 — Port AD bit 2 / ADC channel 2 |
| 引脚 12 | PAD3/AN3 — Port AD bit 3 / ADC channel 3 |
| 引脚 13 | PAD4/AN4 — Port AD bit 4 / ADC channel 4 |
| 引脚 14 | PAD5/AN5 — Port AD bit 5 / ADC channel 5 |
| 引脚 15 | PAD6/AN6 — Port AD bit 6 / ADC channel 6 |
| 引脚 16 | PAD7/AN7 — Port AD bit 7 / ADC channel 7 |
| 引脚 17 | PAD8 — Port AD bit 8 |
| 引脚 18 | PAD9 — Port AD bit 9 |
| 引脚 19 | PAD10 — Port AD bit 10 |
| 引脚 20 | PAD11 — Port AD bit 11 |
| 引脚 21 | PAD12 — Port AD bit 12 |
| 引脚 22 | PAD13 — Port AD bit 13 |
| 引脚 23 | PAD14 — Port AD bit 14 |
| 引脚 24 | PAD15 — Port AD bit 15 |
| 引脚 25 | PT0 — Port T bit 0 (general I/O) |
| 引脚 26 | PT1 — Port T bit 1 (general I/O) |
| 引脚 27 | PT2 — Port T bit 2 (general I/O) |
| 引脚 28 | PT3 — Port T bit 3 (general I/O) |
| 引脚 29 | PT4 — Port T bit 4 (general I/O) |
| 引脚 30 | PT5 — Port T bit 5 (general I/O) |
| 引脚 31 | PT6 — Port T bit 6 (general I/O) |
| 引脚 32 | PT7 — Port T bit 7 (general I/O) |
| 引脚 33 | PWM0 — PWM channel 0 output |
| 引脚 34 | PWM1 — PWM channel 1 output |
| 引脚 35 | PWM2 — PWM channel 2 output |
| 引脚 36 | PWM3 — PWM channel 3 output |
| 引脚 37 | PWM4 — PWM channel 4 output |
| 引脚 38 | PWM5 — PWM channel 5 output |
| 引脚 39 | PWM6 — PWM channel 6 output |
| 引脚 40 | PWM7 — PWM channel 7 output |
| 引脚 41 | IOC0 — ECT input capture / compare |
| 引脚 42 | IOC1 — ECT input capture / compare |
| 引脚 43 | IOC2 — ECT input capture / compare |
| 引脚 44 | IOC3 — ECT input capture / compare |
| 引脚 45 | IOC4 — ECT input capture / compare |
| 引脚 46 | IOC5 — ECT input capture / compare |
| 引脚 47 | IOC6 — ECT input capture / compare |
| 引脚 48 | IOC7 — ECT input capture / compare |
| 引脚 49 | CAN_TX — MSCAN transmit output |
| 引脚 50 | CAN_RX — MSCAN receive input |
| 引脚 51 | TXD0 — SCI0 transmit output |
| 引脚 52 | RXD0 — SCI0 receive input |
| 引脚 53 | TXD1 — SCI1 transmit output |
| 引脚 54 | RXD1 — SCI1 receive input |
| 引脚 55 | MOSI — SPI master out / slave in |
| 引脚 56 | MISO — SPI master in / slave out |
| 引脚 57 | SCK — SPI serial clock |
| 引脚 58 | SS — SPI slave select |
| 引脚 59 | PE0 — Port E bit 0 |
| 引脚 60 | PE1 — Port E bit 1 |
| 引脚 61 | PE2 — Port E bit 2 |
| 引脚 62 | PE3 — Port E bit 3 |
| 引脚 63 | PE4 — Port E bit 4 |
| 引脚 64 | PE5 — Port E bit 5 |
| 引脚 65 | PE6 — Port E bit 6 |
| 引脚 66 | PE7 — Port E bit 7 |
| 引脚 67 | PH0 — Port H bit 0 |
| 引脚 68 | PH1 — Port H bit 1 |
| 引脚 69 | PH2 — Port H bit 2 |
| 引脚 70 | PH3 — Port H bit 3 |
| 引脚 71 | PH4 — Port H bit 4 |
| 引脚 72 | PH5 — Port H bit 5 |
| 引脚 73 | PH6 — Port H bit 6 |
| 引脚 74 | PH7 — Port H bit 7 |
| 引脚 75 | PJ0 — Port J bit 0 |
| 引脚 76 | PJ1 — Port J bit 1 |
| 引脚 77 | PJ2 — Port J bit 2 |
| 引脚 78 | PJ3 — Port J bit 3 |
| 引脚 79 | VDDX — I/O supply voltage |
| 引脚 80 | VSSX — I/O ground |
典型应用
MC9S12C64VFUE 适用于 6 应用s: Automotive Body Control Module, Industrial CAN Node / Remote I/O, HVAC Control Module, Instrument Cluster Sub-display, Small Brushless DC (BLDC) Motor Controller, Automotive LIN Slave Node.
Automotive Body Control Module
The MC9S12C64VFUE fits automotive body control because it integrates an MSCAN 2.0A/B controller, an 8-channel 10-bit ADC for switch/wiper/door inputs, and an 8-channel PWM for driving lamps, mirrors, and lock actuators. The 64 KB Flash accommodates LIN/CAN stack plus body-control state machines while the 4 KB RAM handles CAN message buffers. Placed as a CAN-endpoint node on a 500 kbps body CAN bus, the MCU terminates commands from the BCM gateway and drives FET H-bridges via its PWM outputs. Compared to a discrete 8-bit MCU plus external CAN, this single-chip solution reduces PCB area by roughly 40 percent and lowers BOM cost. The industrial -40C to +85C temperature grade handles cabin and under-hood-adjacent locations.
推荐
Industrial CAN Node / Remote I/O
For industrial remote I/O modules, the MC9S12C64VFUE offers a single-chip solution that reads sensors over its 8-channel 10-bit ADC, drives indicators with its PWM outputs, and reports state over a 1 Mbps CAN bus via MSCAN. The 64 KB Flash holds a CANopen or DeviceNet slave stack plus application code, while 4 KB RAM buffers PDO messages. The single 5 V supply (with internal 2.5 V regulator) simplifies field wiring and the -40C to +85C industrial grade tolerates factory-floor temperature swings. Engineers often pair this MCU with a CAN transceiver such as the NXP TJA1050 and a digital output driver stage; the result is a compact, isolated CAN node mountable on a DIN rail or inside a sensor housing.
推荐
HVAC Control Module
Automotive HVAC modules use the MC9S12C64VFUE to read cabin temperature, blend-door feedback, and blower-speed commands through its 10-bit ADC, and to drive the blower motor and mode doors via 8 PWM channels. The MSCAN interface streams setpoints from the climate-control master on the body CAN bus. The 16-bit HCS12 core handles PID loop closures for temperature regulation in well under 1 ms, leaving CPU headroom for diagnostics and LIN slave tasks. With 64 KB Flash and 4 KB RAM, the MCU runs the HVAC state machine plus a small RTOS or cooperative scheduler. The -40C to +85C temperature range and 5 V supply tolerance cover cabin and under-hood-adjacent HVAC boxes.
推荐
Instrument Cluster Sub-display
In instrument cluster architectures, the MC9S12C64VFUE often serves as a sub-display or telltale controller that drives LEDs and small graphic indicators from its PWM and GPIO. It receives vehicle state over MSCAN from the main cluster MCU, lights up turn signals, gear-position indicators, and warning telltales, and returns status acknowledgments. The 25 MHz HCS12 core easily drives a 32-segment telltale matrix at 100 Hz refresh, and the 64 KB Flash holds all per-vehicle variant calibration data. The 80-LQFP footprint is small enough to sit on a flex PCB behind the cluster, and the -40C to +85C industrial grade handles the cabin thermal envelope.
推荐
Small Brushless DC (BLDC) Motor Controller
The MC9S12C64VFUE is suitable for low-power BLDC motor control in fans, pumps, and small actuators because its 8-channel PWM combined with the Enhanced Capture Timer (ECT) generates the complementary 6-step or sinusoidal commutation patterns. Hall-sensor or BEMF feedback is read by the 10-bit ADC at sample rates up to 1 Msps, while the 16-bit core closes the speed loop in microseconds. The MSCAN interface lets the motor controller report RPM and fault status to a vehicle or machine controller. With 64 KB Flash and 4 KB RAM, there is space for sensorless startup algorithms and over-current protection. The -40C to +85C industrial grade supports motor-mounted electronics.
推荐
Automotive LIN Slave Node
As a LIN 2.x slave behind a CAN/LIN gateway, the MC9S12C64VFUE terminates one LIN channel (via SCI/UART plus a LIN transceiver), reads switch and sensor inputs on its ADC, and drives small actuators through PWM. The 64 KB Flash holds the LIN slave stack, signal-routing table, and diagnostics, while 4 KB RAM is sufficient for the LIN scheduler. The part's tolerance of 5 V supplies matches typical automotive bus nodes, and the -40C to +85C grade covers door-module, seat-module, and roof-module locations. The 80-LQFP gives plenty of GPIO for buttons, LEDs, and mirror-adjust outputs in a single-chip LIN slave design.
推荐
推荐产品汇总
工程参考数据： MC9S12C64VFUE ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | MC9S12C64MFUE | MC9S12C64CFUE | MC9S12GC64MFUE | MC9S12C96CFAE |
|---|---|---|---|---|---|
| Package | 80-LQFP (14x14) - VFUE | 80-LQFP (14x14) - same | 80-LQFP (14x14) - same | 80-LQFP (14x14) - same | 80-LQFP - same family |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core / Family | HCS12 / S12C (16-bit, 25 MHz) | HCS12 / S12C (25 MHz) | HCS12 / S12C (25 MHz) | HCS12 / S12GC (25 MHz) | HCS12 / S12C (25 MHz) |
| Flash | 64 KB | 64 KB | 64 KB | 64 KB | 96 KB |
| RAM | 4 KB | 4 KB | 4 KB | 4 KB | 4 KB |
| Temperature Grade | V (Industrial, -40C to +85C) | M (Automotive, -40C to +125C) | C (Commercial, 0C to +70C) | M (Automotive, -40C to +125C) | C (Commercial, 0C to +70C) |
| CAN Controller | MSCAN (1x, CAN 2.0 A/B) | MSCAN (1x) | MSCAN (1x) | MSCAN (1x) | MSCAN (1x) |
关键差异点
- Same 80-LQFP footprint with broader automotive temperature range （对比 MC9S12C64CFUE)
- Pin-compatible automotive upgrade path within same NXP family （对比 MC9S12C64MFUE)
- Modernized S12GC family migration on same footprint （对比 MC9S12GC64MFUE)
设计说明
Per NXP S12C datasheet and AN2404, place one 0.1 uF ceramic decoupling capacitor within 5 mm of each VDD/VSS pair and a bulk 4.7 uF to 10 uF tantalum or ceramic capacitor on the main 5V rail. The internal voltage regulator (VREG) generates the 2.5V core; tie VDDR/VSS through a 1 uF capacitor. Power-on sequence requires VDD to rise monotonically; add a reset supervisor if the 5V rail rise time exceeds 50 ms to guarantee proper startup of the HCS12 core.
Follow NXP AN2404 PCB layout guidance: keep the EXTAL/XTAL traces short (under 5 mm), use a guard ring around the crystal, and place load capacitors within 2 mm of the oscillator pins. Route CAN_TX/CAN_RX as a differential pair with 120 ohm characteristic impedance and place the CAN transceiver close to the MCU. Keep BDM (background-debug) accessible on the board for production programming and field firmware updates.
The MSCAN bus must be terminated with 120 ohm at each end of the CAN bus per ISO 11898. Use a certified CAN transceiver such as the NXP TJA1050 or TJA1040 between the MCU's CAN_TX/CAN_RX pins and the bus. Add ESD protection (e.g. PESD1CAN) near the bus connector. For PWM-driven FET gates, add 100 ohm series resistors to dampen ringing and limit shoot-through during complementary PWM transitions.
Because the MC9S12C64VFUE is NRND, do not use it for new automotive or industrial designs; NXP recommends migrating to the active S12G (MC9S12G128) or S12Z (S9S12ZVL32) family. Watch for mode-entry confusion: the BKGD pin must be held low at RESET rising edge to enter BDM; in normal operation leave it high. Errata documents (S12C_1N95E) list MSCAN and timer bugs - check the latest errata before firmware freeze.
合规信息
RoHS compliant per NXP product page environmental info. Not AEC-Q100 qualified (industrial grade only); choose the M-grade MC9S12C64MFUE variant for AEC-Q100 contexts.
