MC9S12A64CFUE - HCS12 16-bit MCU, 64KB Flash, 25MHz, 80-QFP | NXP
MPN: MC9S12A64CFUE ✗ اختتامِ زندگیMC9S12A64CFUE جائزہ
An MCU (microcontroller unit) is a single-chip computer containing a CPU, memory and programmable peripherals, used to sense, decide and actuate in embedded systems. Within the broader semiconductor taxonomy, the MC9S12A64CFUE sits in the chain: microcontroller -> embedded MCU -> 16-bit MCU -> HCS12 family -> S12A sub-family -> automotive-grade body controller. The HCS12 core itself descended from the Freescale (now NXP) HC12, optimized for deterministic interrupt response and 16-bit arithmetic in real-time control loops.
Key features include a 25 MHz bus clock, an 8-channel 10-bit ADC, two SCI (UART) channels, one SPI port, one I2C bus, a CAN 2.0 A/B controller, an 8-channel 16-bit PWM module with centre- or edge-aligned modes, and 59 general-purpose I/O lines multiplexed across the 80-QFP. The device includes a 4-channel TIM (ECT) timer, a periodic interrupt timer, an 8-bit accelerometer-friendly PWM, a watchdog timer, and on-chip voltage regulation allowing single 5 V supply operation from 2.35 V to 5.25 V.
Architecturally the part uses a 16-bit data path internally, with an external bus interface that can be configured to 8-bit narrow mode for low-cost memory expansion. The 64 KB Flash is organised as a single linear array with EEPROM for non-volatile user data and a security lock mechanism to protect firmware IP.
Typical applications include automotive body controllers (door modules, seat controllers, mirror adjusters, HVAC panels), industrial CAN nodes, building automation gateways, low-speed sensor hubs, and appliance motor controllers that benefit from CAN connectivity and PWM-driven H-bridge control. The wide operating voltage range and automotive temperature grade (AEC-Q100 qualified) make it well suited to 12 V automotive battery environments.
When designing with this MCU, allocate the 64 KB Flash carefully: bootloader plus application typically leaves 32-48 KB for code. Use BDM (Background Debug Mode) via the dedicated BKGD pin for in-circuit programming and debug, and ensure the CAN bus termination and transceiver (e.g. TJA1050) are matched to the MCU's internal CAN controller.
This page synthesises distributor pricing, drop-in S12A-family alternatives, and practical design notes not found in the manufacturer datasheet alone.
کے لیے ڈراپ اِن متبادل MC9S12A64CFUE — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں MC9S12A64CFUE (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Mounting Type, ADC, Program Memory Size, Supply Voltage.
MC9S12A64CFU
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
MC9S12A128CFUE
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
MC9S12D64CFUE
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →MC9S12E64CFUE
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
MC9S12C32CFUE25
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →MC9S12A64CFUE16
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
MC9S12A64CFUE زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Manufacturer | NXP Semiconductors |
| Series | HCS12 (S12A family) |
| Core Processor | HCS12 |
| Core Size | 16-bit |
| Architecture | CISC |
| Maximum CPU Speed | 25 MHz |
| Program Memory Size | 64 KB (64K x 8) Flash |
| RAM Size | 4 KB (4K x 8) |
| EEPROM Size | 1 KB (1K x 8) |
| Supply Voltage Range | 2.35 V to 5.25 V |
| Number of I/O Pins | 59 |
| پیکیج / کیس | 80-QFP, 14 x 14 mm |
| ADC | 8-channel, 10-bit |
| Connectivity | CAN, I2C, SCI (UART), SPI |
| PWM Channels | 8 channels, 16-bit |
| Timers | ECT (4-ch 16-bit), PIT, RTI |
| Watchdog Timer | Yes (COP/CWDT) |
| Operating Temperature Grade | Industrial / Automotive AEC-Q100 |
| ماؤنٹنگ ٹائپ | Surface Mount (Gull Wing) |
| Part Status | Active / NRND |
| RoHS اسٹیٹس | Compliant |
MC9S12A64CFUE پن کنفیگریشن
| پن 1 | BKGD — Background Debug Mode pin for BDM communication |
| پن 2 | VDDR — Voltage regulator supply input |
| پن 3 | VSS — Ground |
| پن 4 | VDDX — External I/O supply voltage |
| پن 5 | VSSX — I/O ground |
| پن 6 | RESET — Active-low reset input |
| پن 7 | TEST — Test mode pin (must be tied low in normal operation) |
| پن 8 | PAD0 — Port AD bit 0 / AN0 (ADC input) |
| پن 9 | PAD1 — Port AD bit 1 / AN1 (ADC input) |
| پن 10 | PAD2 — Port AD bit 2 / AN2 (ADC input) |
| پن 11 | PAD3 — Port AD bit 3 / AN3 (ADC input) |
| پن 12 | PAD4 — Port AD bit 4 / AN4 (ADC input) |
| پن 13 | PAD5 — Port AD bit 5 / AN5 (ADC input) |
| پن 14 | PAD6 — Port AD bit 6 / AN6 (ADC input) |
| پن 15 | PAD7 — Port AD bit 7 / AN7 (ADC input) |
| پن 16 | PWM0 — PWM channel 0 output |
| پن 17 | PWM1 — PWM channel 1 output |
| پن 18 | PWM2 — PWM channel 2 output |
| پن 19 | PWM3 — PWM channel 3 output |
| پن 20 | PWM4 — PWM channel 4 output |
| پن 21 | PWM5 — PWM channel 5 output |
| پن 22 | PWM6 — PWM channel 6 output |
| پن 23 | PWM7 — PWM channel 7 output |
| پن 24 | VDDR — Voltage regulator supply input |
| پن 25 | VSS — Ground |
| پن 26 | XCLKS — Clock mode select |
| پن 27 | EXTAL — External clock / crystal input |
| پن 28 | XTAL — Crystal output |
| پن 29 | ECLK — ECLK output (system clock) |
| پن 30 | VSSPLL — PLL ground |
| پن 31 | VDDPLL — PLL supply |
| پن 32 | PE0 — Port E bit 0 / XIRQ |
| پن 33 | PE1 — Port E bit 1 / IRQ |
| پن 34 | PE2 — Port E bit 2 |
| پن 35 | PE3 — Port E bit 3 |
| پن 36 | PE4 — Port E bit 4 |
| پن 37 | PE5 — Port E bit 5 / MODC |
| پن 38 | PE6 — Port E bit 6 / MODB |
| پن 39 | PE7 — Port E bit 7 / MODA |
| پن 40 | PH0 — Port H bit 0 / SS |
| پن 41 | PH1 — Port H bit 1 / SCK |
| پن 42 | PH2 — Port H bit 2 / MOSI |
| پن 43 | PH3 — Port H bit 3 / MISO |
| پن 44 | PH4 — Port H bit 4 / TXD1 |
| پن 45 | PH5 — Port H bit 5 / RXD1 |
| پن 46 | PH6 — Port H bit 6 / TXD0 |
| پن 47 | PH7 — Port H bit 7 / RXD0 |
| پن 48 | PJ0 — Port J bit 0 / CANRX |
| پن 49 | PJ1 — Port J bit 1 / CANTX |
| پن 50 | PJ2 — Port J bit 2 |
| پن 51 | PJ3 — Port J bit 3 |
| پن 52 | PJ4 — Port J bit 4 |
| پن 53 | PJ5 — Port J bit 5 |
| پن 54 | PJ6 — Port J bit 6 |
| پن 55 | PJ7 — Port J bit 7 |
| پن 56 | PK0 — Port K bit 0 |
| پن 57 | PK1 — Port K bit 1 |
| پن 58 | PK2 — Port K bit 2 |
| پن 59 | PK3 — Port K bit 3 |
| پن 60 | PK4 — Port K bit 4 |
| پن 61 | PK5 — Port K bit 5 |
| پن 62 | PK6 — Port K bit 6 |
| پن 63 | PK7 — Port K bit 7 |
| پن 64 | PA0 — Port A bit 0 |
| پن 65 | PA1 — Port A bit 1 |
| پن 66 | PA2 — Port A bit 2 |
| پن 67 | PA3 — Port A bit 3 |
| پن 68 | PA4 — Port A bit 4 |
| پن 69 | PA5 — Port A bit 5 |
| پن 70 | PA6 — Port A bit 6 |
| پن 71 | PA7 — Port A bit 7 |
| پن 72 | PB0 — Port B bit 0 |
| پن 73 | PB1 — Port B bit 1 |
| پن 74 | PB2 — Port B bit 2 |
| پن 75 | PB3 — Port B bit 3 |
| پن 76 | PB4 — Port B bit 4 |
| پن 77 | PB5 — Port B bit 5 |
| پن 78 | PB6 — Port B bit 6 |
| پن 79 | PB7 — Port B bit 7 |
| پن 80 | VSS — Ground |
عام استعمالات
MC9S12A64CFUE کے لیے موزوں ہے 6 ایپلیکیشنs: Automotive Body Control Module (BCM), HVAC Climate Control Panel, Industrial CAN Sensor Node, Appliance Motor Controller (BLDC/PMSM), Building Automation Gateway, Instrument Cluster Sub-Display Controller.
Automotive Body Control Module (BCM)
The MC9S12A64CFUE is well suited for automotive BCM and door-module designs where its integrated CAN 2.0 A/B controller, 8-channel 16-bit PWM and AEC-Q100 qualification reduce BOM cost. In a typical BCM the MCU reads switch inputs via GPIO, drives mirror/motor actuators with PWM through H-bridge drivers (e.g. MC33932), and reports body status on the CAN bus at 500 kbit/s to the gateway. The 64 KB Flash fits bootloader + body-control firmware (door lock, window lift, lighting) with margin for OBD-II diagnostics, and the 4 KB RAM is sufficient for CAN mailbox buffers and a small RTOS.
تجویز کردہ
HVAC Climate Control Panel
For HVAC climate-control panels the MC9S12A64CFUE provides the right balance of PWM channels for fan/blower speed control, ADC inputs for temperature sensors, and SCI/UART for the panel-to-CAN gateway link. The 10-bit ADC (8-channel) is sufficient for cabin temperature, evaporator sensor, and potentiometer trim inputs after external averaging. The 8-channel 16-bit PWM drives blower FETs, mode-door actuators and illumination dimming without additional timer ICs, and the AEC-Q100 grade lets the design target automotive cabin environments.
تجویز کردہ
Industrial CAN Sensor Node
The MC9S12A64CFUE fits a low-cost industrial CANopen or DeviceNet sensor node where deterministic CAN messaging and 64 KB Flash are needed for protocol stacks and calibration tables. The on-chip CAN 2.0 controller connects directly to an ISO 11898 transceiver such as the TJA1050, supporting 125 kbit/s to 1 Mbit/s bus speeds. The 1 KB EEPROM stores node ID and calibration constants that survive power cycles, while the wide 2.35-5.25 V supply tolerance tolerates 24 V industrial bus rails after local regulation.
تجویز کردہ
Appliance Motor Controller (BLDC/PMSM)
For low-power appliance motor control (small BLDC fans, pumps, dishwasher circulation pumps) the MC9S12A64CFUE's 8-channel 16-bit PWM and 4-channel 16-bit Enhanced Capture Timer (ECT) provide the timing resources needed for sensorless or Hall-sensor commutation. The 25 MHz HCS12 core runs simple FOC or trapezoidal commutation loops at switching frequencies up to 20 kHz. CAN connectivity enables appliance-to-display-panel networking in modern washers and refrigerators.
تجویز کردہ
Building Automation Gateway
In KNX, BACnet or Modbus building-automation gateways the MC9S12A64CFUE's SCI, SPI and I2C peripherals allow easy bridging to multiple fieldbus transceivers, while CAN provides a robust backbone link. The 64 KB Flash accommodates protocol stacks plus a web-cofiguration page served over SPI-attached Ethernet (e.g. via external ENC28J60). The wide operating voltage and AEC-Q100 grade give design margin for 24 V building-rail environments.
تجویز کردہ
Instrument Cluster Sub-Display Controller
For a low-cost sub-display in an instrument cluster the MC9S12A64CFUE drives an external SPI-attached TFT or segment LCD with the on-chip SPI running up to 4 MHz, while the second SCI interfaces to the main cluster MCU. The 8-channel PWM handles backlight dimming, indicator LEDs and gauge needles, and the CAN peripheral receives vehicle speed and engine RPM data from the BCM. AEC-Q100 grade and -40C to +85C operation suit the cabin environment.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا MC9S12A64CFUE — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | MC9S12A64CFU | MC9S12A128CFUE | MC9S12D64CFUE | MC9S12E64CFUE | MC9S12C32CFUE25 | MC9S12A64CFUE16 |
|---|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 80-QFP (14x14) | 80-QFP (14x14) - same | 80-QFP (14x14) - same | 80-QFP (14x14) - same | 80-QFP (14x14) - same | 80-QFP (14x14) - same | 80-QFP (14x14) - same |
| Core | HCS12 16-bit, 25MHz | HCS12 16-bit, 25MHz | HCS12 16-bit, 25MHz | HCS12 16-bit, 25MHz | HCS12 16-bit, 25MHz | HCS12 16-bit, 25MHz | HCS12 16-bit, 16MHz |
| Flash | 64 KB | 64 KB (same) | 128 KB (+100%) | 64 KB (same) | 64 KB (same) | 32 KB (-50%) | 64 KB (same) |
| RAM | 4 KB | 4 KB (same) | 8 KB (+100%) | 4 KB (same) | 4 KB (same) | 2 KB (-50%) | 4 KB (same) |
| GPIO | 59 | 59 | 59 | 59 | 59 | 59 | 59 |
| CAN Controller | 1 (CAN 2.0 A/B) | 1 | 1 | 1 | 1 | 1 | 1 |
| Supply Voltage | 2.35 V to 5.25 V | 2.35 V to 5.25 V | 2.35 V to 5.25 V | 2.35 V to 5.25 V | 2.35 V to 5.25 V | 2.35 V to 5.25 V | 2.35 V to 5.25 V |
اہم امتیازی خصوصیات
- Single-rail 5 V supply with on-chip regulator (بمقابلہMC9S12A64CFU)
- 64 KB Flash with 4 KB RAM is the sweet spot for S12A body-control firmware (بمقابلہMC9S12C32CFUE25)
- AEC-Q100 qualified with automotive temperature grade (بمقابلہIndustrial-only Cortex-M0+ alternatives)
ڈیزائن نوٹس
The MC9S12A64CFUE integrates an on-chip voltage regulator fed by VDDR/VSS; tie VDDR to 5 V through a 100 nF + 4.7 uF decoupling network placed within 5 mm of the pins. The internal 2.5 V core logic is generated by the regulator, so VDD/VSS pins must still be decoupled with 100 nF each. For automotive 12 V battery inputs, add a TVS (e.g. SMAJ5.0CA) and a series 100 ohm ferrite bead on VDDR to suppress load-dump transients above 5.25 V.
Estimated: at typical 25 MHz operation with all peripherals enabled the device draws ~50 mA from VDDR, dissipating approximately 250 mW into the 80-QFP package with theta_JA of approximately 45 C/W, yielding a 11 C rise above ambient. This is comfortably below the 125 C junction limit, so no heatsink is required. However, in enclosed automotive modules above 70 C ambient, derate peripheral activity and ensure the PCB copper pour under the exposed die-pad-equivalent QFP leads acts as a thermal spreader.
Use a 4-layer PCB with a continuous ground plane under the 80-QFP for clean CAN-bus signalling and PWM edge integrity. Place the 4.7 uF bulk and 100 nF ceramic decoupling caps within 5 mm of VDDR, VDDX and VDDPLL pin pairs. Route the EXTAL/XTAL crystal traces symmetrically with ground-guard traces and keep them shorter than 10 mm. The CANH/CANL pads (PJ0/PJ1) should connect directly to the TJA1050 transceiver with impedance-controlled 120 ohm differential routing.
Do not leave the TEST pin floating - tie TEST low (VSS) through 10 kohm for normal operation, otherwise the device may enter factory test mode. The MODA/MODB/MODC pins (PE7/PE6/PE5) select the boot mode; default to MODA=MODB=MODC=0 for normal single-chip mode. The BKGD pin is bidirectional - when not using BDM, leave it accessible for in-field firmware updates. Avoid using PWM outputs directly to drive inductive loads without external flyback diodes or FET gate drivers.
تعمیل کی معلومات
AEC-Q100 automotive qualified per NXP product page. Halogen-free per GlobalSpec datasheet metadata. NRND - Not Recommended for New Designs - existing customers can continue to order.
