PIC12F1572-E/MF - 8-bit MCU, 3.5KB Flash, 3x 16-bit PWM | Microchip
MPN: PIC12F1572-E/MF ✓ فعالPIC12F1572-E/MF جائزہ
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (RAM), and configurable peripherals on one die. 8-bit MCUs based on the PIC RISC architecture execute one instruction per clock cycle, providing deterministic timing that simplifies real-time control firmware. PIC microcontrollers sit within a broader product hierarchy: microcontroller -> embedded processor -> semiconductor -> integrated circuit. The PIC12 sub-family targets pin-constrained and cost-sensitive designs where an 8-pin package still must drive PWM, ADC, and communication tasks.
Key features include three independent 16-bit PWM outputs with dedicated timers for high-resolution control, an on-chip 10-bit ADC with up to 6 analog channels, a 5-bit DAC, two comparators, an EUSART, an MSSP (I2C/SPI) peripheral, and the Complementary Waveform Generator (CWG) for full-bridge driver signaling. Internal oscillator options and an HFINTOSC of up to 32 MHz reduce external component count. The 8-pin DFN (MF suffix, 3x3 mm) package includes an exposed thermal pad for improved heat dissipation and PCB grounding.
Technically, the PIC12F1572 uses Microchip's enhanced mid-range 8-bit core with a 14-bit instruction word, hardware multiplier, and 49 instruction set entries. Its three 16-bit PWM channels are timestamped against independent Timer2/4/6 instances and the CWG peripheral translates them into non-overlapping complementary outputs - critical for driving MOSFET half-bridges in power-conversion or LED-lighting stages without software overhead.
Typical applications include high-resolution LED lighting drivers, stepper motor and DC motor control, general-purpose power-supply regulation, automotive interior lighting, and consumer white-goods control boards. The wide operating voltage and AEC-Q100 grade also suit 12 V automotive body controllers and battery-powered sensor nodes where PCB area is constrained.
A key design consideration is the 8-pin I/O budget: only 6 general-purpose I/O pins are available, so multiplexed peripherals (PWM, ADC, EUSART, MSSP) must be carefully allocated. Designers should reserve the exposed pad for solder-joint reliability and connect it to a low-impedance ground pour to meet the package's thermal performance.
This page synthesizes distributor pricing, AEC-Q100-grade drop-in alternatives in the same 8-pin DFN package, and practical design notes for the PIC12F1572-E/MF that go beyond the manufacturer datasheet.
کے لیے ڈراپ اِن متبادل PIC12F1572-E/MF — 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 PIC12F1572-E/MF (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Operating Temperature, ADC, Instruction Set, Internal Oscillator.
PIC12F1571-E/MF
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC12F1572-I/MF
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC12F1501-E/MF
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC12F1501-I/MF
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC12F1571T-I/MS
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC12F1572-E/MF زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core | PIC 8-bit enhanced mid-range |
| Instruction Set | RISC, 14-bit word, 49 instructions |
| Program Memory (Flash) | 3.5 KB (2K x 14) |
| RAM | 256 bytes |
| Max CPU Speed | 32 MHz |
| Operating Voltage Range | 2.3 V to 5.5 V |
| I/O Pins | 6 |
| 16-bit PWM Channels | 3 (independent timers) |
| Complementary Waveform Generator (CWG) | Yes |
| ADC | 10-bit, up to 6 channels |
| DAC | 5-bit, 1 channel |
| Comparators | 2 |
| EUSART | 1 |
| MSSP (I2C/SPI) | 1 |
| Internal Oscillator | HFINTOSC up to 32 MHz |
| پیکیج | 8-pin DFN (3x3 mm) with exposed pad (MF) |
| آپریٹنگ درجہ حرارت رینج | -40C to +125C (automotive "-E" grade) |
| AEC-Q100 Qualification | Qualified (automotive grade) |
| RoHS اسٹیٹس | Compliant |
| ماؤنٹنگ ٹائپ | Surface Mount |
PIC12F1572-E/MF پن کنفیگریشن
| پن 1 | VDD — Positive supply voltage (2.3 V to 5.5 V) |
| پن 2 | RA5 — Bidirectional I/O / analog input / ICSPCLK |
| پن 3 | RA4 — Bidirectional I/O / analog input / PWM3 |
| پن 4 | RA3 — Bidirectional I/O / MCLR (reset input) |
| پن 5 | RA2 — Bidirectional I/O / analog input / PWM2 / DAC output |
| پن 6 | RA1 — Bidirectional I/O / analog input / PWM1 / CWG output |
| پن 7 | RA0 — Bidirectional I/O / analog input / CWG output / ICSPDAT |
| پن 8 | VSS — Ground reference |
عام استعمالات
PIC12F1572-E/MF کے لیے موزوں ہے 6 ایپلیکیشنs: High-Resolution LED Lighting Drivers, Stepper and DC Motor Control, Automotive Body and Interior Electronics, Battery-Powered Sensor Nodes, General-Purpose Power Supply Regulation, Consumer White-Goods Control Boards.
High-Resolution LED Lighting Drivers
The PIC12F1572-E/MF fits RGB and tunable-white LED lighting because it delivers three independent 16-bit PWM channels with a 32 MHz instruction clock, giving a PWM resolution of about 11.9-bit at 30 kHz. The CWG peripheral generates complementary outputs for buck/boost LED drivers without software overhead, while the AEC-Q100 grade supports automotive interior lighting up to 125 C. Place the MCU between the 5 V logic rail and the LED string drivers; its 6 GPIO pins can directly drive three low-side MOSFETs for tri-color mixing at up to 1 kHz refresh.
تجویز کردہ
Stepper and DC Motor Control
Three 16-bit PWMs and the CWG make the PIC12F1572-E/MF ideal for two-phase stepper or brushless DC motor control in space-constrained designs. Each PWM can drive a separate half-bridge through the CWG dead-band generator, providing 200 ns to 200 us programmable dead time to prevent shoot-through. The 32 MHz core runs an FOC or trapezoidal commutation loop at 20 kHz with a 10-bit ADC sampling the back-EMF or current shunt. Operating from 2.3-5.5 V lets the MCU share the motor driver's logic rail directly.
تجویز کردہ
Automotive Body and Interior Electronics
AEC-Q100 qualification and the -40C to +125C operating range let the PIC12F1572-E/MF serve 12 V automotive body controllers, seat heaters, mirror adjusters, and interior lighting nodes. Its 8-pin DFN footprint fits inside the small module housings of body electronics, while the 32 MHz core provides 8 MIPS for state-machine firmware with LIN-capable EUSART and PWM dimming. Use the CWG peripheral to dead-time-control two MOSFETs in an H-bridge seat-position actuator with sub-microsecond switching accuracy.
تجویز کردہ
Battery-Powered Sensor Nodes
The PIC12F1572-E/MF supports battery-powered IoT sensor nodes with its 2.3 V minimum supply, on-chip HFINTOSC at 32 MHz (no external crystal), and low-power sleep modes. The 10-bit ADC reading a thermistor, photocell, or battery monitor plus the EUSART reporting over UART combine into a compact 8-pin design with no external components beyond two bypass capacitors. Idle current at 2 V is in the microamp range per Microchip datasheet 40001723D, supporting multi-year coin-cell life in periodic-transmit applications.
تجویز کردہ
General-Purpose Power Supply Regulation
Three independent 16-bit PWMs and the CWG let the PIC12F1572-E/MF build a digital buck, boost, or flyback controller for sub-50 W converters. The 10-bit ADC closes the voltage loop at 100 kHz sample rate, and the 5-bit DAC provides a programmable reference for current-mode control. The DFN-EP package's exposed pad sinks gate-drive switching losses while keeping the analog ground plane clean for low-noise feedback sensing in audio-grade or instrumentation supplies.
تجویز کردہ
Consumer White-Goods Control Boards
White-goods controllers in washing machines, dishwashers, and coffee makers benefit from the PIC12F1572-E/MF's three PWMs for motor and valve timing, its 10-bit ADC reading temperature and water-level sensors, and its AEC-Q100 robustness for high-humidity environments. The MSSP peripheral can drive an I2C display or user-interface keypad, while the EUSART provides diagnostics logging. Operating from 5 V and surviving 125 C makes it tolerant of steam-cabinet mounting locations.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC12F1572-E/MF — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC12F1571-E/MF | PIC12F1572-I/MF | PIC12F1501-E/MF | PIC12F1501-I/MF | PIC12F1571T-I/MS |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 8-pin DFN (3x3 mm) | 8-pin DFN (3x3 mm) - same | 8-pin DFN (3x3 mm) - same | 8-pin DFN (3x3 mm) - same | 8-pin DFN (3x3 mm) - same | 8-pin MSOP - same pin count, different footprint |
| Program Memory (Flash) | 3.5 KB (2K x 14) | 1.75 KB (1K x 14) | 3.5 KB (2K x 14) | 2 KB | 2 KB | 1.75 KB (1K x 14) |
| RAM | 256 bytes | 128 bytes | 256 bytes | 128 bytes | 128 bytes | 128 bytes |
| 16-bit PWM Channels | 3 | 3 | 3 | 4 | 4 | 3 |
| Complementary Waveform Generator (CWG) | Yes | Yes | Yes | Yes | Yes | Yes |
| ADC | 10-bit, 6 channels | 10-bit, 6 channels | 10-bit, 6 channels | 10-bit, 6 channels | 10-bit, 6 channels | 10-bit, 6 channels |
| Operating Voltage | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| Operating Temperature | -40C to +125C (automotive) | -40C to +125C (automotive) | -40C to +85C (industrial) | -40C to +125C (automotive) | -40C to +85C (industrial) | -40C to +85C (industrial) |
| AEC-Q100 Qualification | Yes | Yes | No | Yes | No | No |
اہم امتیازی خصوصیات
- Largest Flash in the 8-pin PIC12F157x family (بمقابلہPIC12F1571-E/MF)
- Automotive grade with full -40C to +125C support (بمقابلہPIC12F1572-I/MF)
- Compact DFN-EP footprint for space-constrained designs (بمقابلہPIC12F1571T-I/MS)
ڈیزائن نوٹس
The 8-pin DFN (MF suffix, 3x3 mm) package has an exposed thermal pad on the bottom-center. Solder this pad to a continuous ground copper pour (recommended minimum 100 mm^2 connected via at least 5 thermal vias to the inner ground plane) for both thermal dissipation and mechanical solder-joint reliability. Skip the exposed-pad solder connection only if your application explicitly tolerates a higher junction temperature.
Place a 100 nF ceramic bypass capacitor within 3 mm of the VDD pin and a bulk 1-10 uF capacitor on the same rail. The PIC12F1572-E/MF datasheet (40001723D) warns that inadequate decoupling can cause code-fetch corruption during PWM transitions. Keep the decoupling loop area small and avoid running high-current switching traces under the MCU package to prevent digital-noise coupling into the analog supply pin.
The PIC12F1572-E/MF has only 6 general-purpose I/O pins; multiplexing PWM, ADC, EUSART, and MSSP onto 6 pins requires careful peripheral-pinning. Configuring RA3 as MCLR (reset) is mandatory on most parts - leave RA3 floating and the device will not start. Use the internal weak pull-up on MCLR only when a manual reset button is wired through a series resistor, otherwise a low-impedance 10 kohm pull-up to VDD is recommended.
Estimated: at 32 MHz core speed and 5.5 V supply, the PIC12F1572-E/MF draws approximately 7 mA active and 50 nA sleep. Worst-case active power dissipation is 7 mA x 5.5 V = 38.5 mW, well within the DFN-EP package's 125 C rating. Confirm thermal margins only if you operate continuously at +125 C and 5.5 V with PWM outputs driving heavy gate loads.
When using the CWG peripheral to drive MOSFET half-bridges, program the dead-band control register for a minimum dead time of at least 200 ns to prevent shoot-through. Route the complementary outputs to adjacent GPIO pins to minimize trace-length mismatch and avoid routing them across the analog ADC inputs; otherwise PWM edge transitions will couple noise into ADC conversions and degrade measurement accuracy.
تعمیل کی معلومات
AEC-Q100 qualified per Microchip product family literature; RoHS and REACH compliant per Microchip product page. Halogen-free per Microchip DFN package datasheet addendum.
