PIC12F617-I/P - 8-bit 20MHz 3.5KB Flash MCU | Microchip
MPN: PIC12F617-I/P ✓ פעילPIC12F617-I/P סקירה
A PIC microcontroller (Peripheral Interface Controller) is a compact, low-cost 8-bit RISC-based MCU family originally developed by General Instrument and now produced by Microchip. PIC12F series devices sit at the entry level of the PIC12 lineup, offering Harvard architecture with separate program and data buses, a small pin count (typically 6-8 pins), and integrated peripherals designed to replace discrete logic in cost-sensitive embedded designs. They belong to the broader MCU hierarchy: microcontroller -> embedded controller -> semiconductor IC.
Key features of the PIC12F617 include 8-bit data path width, Flash program memory allowing in-circuit serial programming (ICSP), a wide 2.0V to 5.5V operating voltage range, and an enhanced PWM module with up to three outputs. The device also integrates a comparator with programmable reference, an 8-channel 10-bit ADC, and an internal voltage reference, eliminating the need for external analog components in many designs.
Architecturally, the PIC12F617 uses a 14-bit instruction word with a 35-instruction set optimized for code density. Its nanoWatt technology provides multiple power-managed operating modes (Run, Idle, Sleep) with typical sleep currents below 100 nA, enabling battery-powered designs. The 8 MHz internal oscillator is factory calibrated to ±1% accuracy across the operating range.
Typical applications include consumer electronics remote controls, sensor conditioning front-ends, LED lighting controllers, low-end motor control loops, and battery management front-ends. The integrated comparator plus DAC reference is particularly suited for threshold-detection circuits such as battery voltage monitors.
When designing with this part, note that only 6 of the 8 pins are usable as I/O since one pin is reserved for MCLR/VPP reset and one for the dedicated oscillator or general-purpose I/O. Decoupling with a 0.1 µF ceramic capacitor placed within 5 mm of VDD is strongly recommended, and unused inputs should be tied to VDD or VSS to minimize current draw.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
חלופות תחליף ישיר עבור PIC12F617-I/P — אותו מארז, תואם פין-לפין. חלקים במארז שונה הדורשים עיבוד מחדש של ה-PCB אינם נכללים.
וריאנטים בסדרה זו
דגמים מאותה סדרה התואמים Drop-in עם PIC12F617-I/P (אותו גורם צורה וטביעת רגל) — שונים ב Package, Timers, Internal Oscillator, Operating Temperature, ADC.
PIC12F615-I/P
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←PIC12F617-I/PVAO
✅ Drop-In📋 חלופה להתייחסות (לא בקטלוג)
PIC12F617-E/P
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←PIC12F519-I/P
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←PIC12F510-I/P
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←PIC12F609-I/P
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←PIC12F617-I/P דירוגים מרביים ומאפיינים חשמליים
| Core Architecture | PIC (8-bit RISC, mid-range, 14-bit instruction word) |
| Program Memory (Flash) | 3.5 KB (2K x 14) |
| Data SRAM | 128 bytes |
| Data EEPROM | 256 bytes |
| תדר שעון מקסימלי | 20 MHz (200 ns instruction cycle) |
| Operating Voltage Range | 2.0 V to 5.5 V |
| I/O Pins | 6 |
| מארז | 8-pin PDIP (300 mil, 7.62 mm) |
| Internal Oscillator | 8 MHz, factory calibrated ±1% |
| ADC | 8-channel, 10-bit |
| Comparators | 1 with 5-bit DAC reference |
| PWM Modules | Enhanced CCP, up to 3 outputs |
| Timers | Timer0 (8-bit), Timer1 (16-bit), Timer2 (8-bit) |
| טמפרטורת פעולה | -40 °C to +85 °C (Industrial) |
| סוג הרכבה | Through-hole |
| רמת MSL | 1 (unlimited floor life) |
| סטטוס RoHS | Compliant |
תצורת פינים של PIC12F617-I/P
| פין 1 | VDD — Positive power supply |
| פין 2 | GP5/T1CKI/OSC1/CLKIN — GPIO/oscillator input |
| פין 3 | GP4/AN3/T1G/OSC2/CLKOUT — GPIO/ADC/oscillator output |
| פין 4 | GP3/MCLR/VPP — GPIO or Master Clear reset (active low) |
| פין 5 | GP2/AN2/T0CKI/INT/COUT — GPIO/ADC/external interrupt/comparator output |
| פין 6 | GP1/AN1/CIN-/ICSPCLK — GPIO/ADC/comparator input/ICSP clock |
| פין 7 | GP0/AN0/CIN+/ICSPDAT — GPIO/ADC/comparator input/ICSP data |
| פין 8 | VSS — Ground reference |
יישומים טיפוסיים
PIC12F617-I/P מתאים עבור 7 יישוםs: Battery-Powered Sensor Front-End, LED Lighting Controller, Consumer Remote Control, Industrial Threshold Detector, Small Brushless DC Fan Controller, Automotive Body Electronics, Smart Home Sensor Node.
Battery-Powered Sensor Front-End
The PIC12F617-I/P suits ultra-low-power sensor nodes thanks to its 2.0 V minimum supply and sub-100 nA Sleep current (nanoWatt technology). The integrated 8-channel 10-bit ADC reads battery voltage, temperature, or light sensors directly, while the on-chip analog comparator with 5-bit DAC reference triggers wake-up events when a threshold is crossed without spinning the ADC. Using the internal 8 MHz oscillator eliminates two external crystal components, reducing BOM count and quiescent drain.
מומלץ
LED Lighting Controller
The PIC12F617's enhanced Capture/Compare/PWM (ECCP) module with up to three PWM outputs drives single-channel or RGB LEDs at high resolution without external driver logic. The 20 MHz instruction rate yields PWM frequencies above 25 kHz with 10-bit duty resolution, eliminating audible flicker in dimming applications. Current limiting is handled by sensing a low-side shunt resistor through the comparator, which can trigger hardware shutdown in less than 1 µs.
מומלץ
Consumer Remote Control
For IR remote controls, the PIC12F617-I/P delivers 3.5 KB of Flash, more than enough for NEC/RC5/RC6 protocol stacks, plus enough RAM for key-scan buffers. The internal 8 MHz oscillator eliminates the external resonator, reducing board space, and the 6 I/O pins can scan a 3×3 key matrix with wake-on-interrupt capability from Sleep mode. The wide 2.0–5.5 V operating range lets the design run from a single CR2032 coin cell down to its end-of-life voltage.
מומלץ
Industrial Threshold Detector
The PIC12F617's on-chip analog comparator with 5-bit DAC allows direct threshold detection of analog signals (voltage, current, temperature) without any external op-amps. The MCU generates a clean interrupt when the input crosses the programmable threshold, simplifying firmware and improving response time to under 200 ns. Industrial-grade -40 °C to +85 °C operation covers factory floor, HVAC, and process-control deployments.
מומלץ
Small Brushless DC Fan Controller
The PIC12F617-I/P's ECCP module, plus 10-bit ADC and analog comparator, form a complete closed-loop BLDC fan controller in one 8-pin package. The ADC reads back-EMF or current sense, the ECCP generates complementary PWM for the gate driver, and the comparator provides hardware over-current protection. Operating from 2.0 V to 5.5 V makes it compatible with 3.3 V and 5 V fan rails found in servers, set-top boxes, and home appliances.
מומלץ
Automotive Body Electronics
The PIC12F617-I/P, when ordered as PIC12F617-I/PVAO, is AEC-Q100 qualified for automotive body-control modules such as simple window lifters, mirror adjusters, or lighting controls. Its wide -40 °C to +125 °C operating range handles under-hood and cabin environments, while the integrated ADC and PWM modules drive LED current sources and H-bridge signals directly. The enhanced PWM supports dead-band control, critical for half-bridge and full-bridge motor drivers.
מומלץ
Smart Home Sensor Node
In IoT and smart-home applications, the PIC12F617-I/P serves as a low-cost sensor pre-processor that reads analog/digital sensors, runs local filtering, and wakes a higher-tier wireless MCU (such as PIC18 or RN4871) only when meaningful events occur. Sleep current under 100 nA extends coin-cell life beyond 5 years for typical duty cycles. The 8-pin PDIP package simplifies hand-prototyping and rework in low-volume production runs.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור PIC12F617-I/P — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | PIC12F615-I/P | PIC12F617-I/PVAO | PIC12F617-E/P | PIC12F519-I/P | PIC12F510-I/P | PIC12F609-I/P |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 8-pin PDIP | 8-pin PDIP - same | 8-pin PDIP - same | 8-pin PDIP - same | 8-pin PDIP - same | 8-pin PDIP - same | 8-pin PDIP - same |
| Flash Memory | 3.5 KB | 3.5 KB | 3.5 KB | 3.5 KB | 1.5 KB | 1.5 KB | 1.75 KB |
| Max Clock Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| Operating Voltage Range | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V |
| ADC | 8-ch, 10-bit | 8-ch, 10-bit | 8-ch, 10-bit | 8-ch, 10-bit | No ADC | 8-ch, 8-bit | No ADC |
| Comparator with DAC | Yes (5-bit DAC) | Yes (no DAC) | Yes (5-bit DAC) | Yes (5-bit DAC) | No comparator | No comparator | No comparator |
| Enhanced PWM (ECCP) | Yes | No | Yes | Yes | No | No | No |
| Automotive Grade (AEC-Q100) | No (I/P industrial) | No | Yes | No (extended temp) | No | No | No |
מבדילים עיקריים
- On-chip analog comparator with 5-bit DAC reference (לעומתPIC12F615-I/P)
- Enhanced CCP PWM module with up to 3 outputs (לעומתPIC12F615-I/P)
- AEC-Q100 automotive ordering code available (לעומתPIC12F519-I/P)
הערות תכנון
Place a 0.1 µF ceramic decoupling capacitor within 5 mm of the VDD pin (pin 1) and an additional 10 µF bulk capacitor near the device. For battery-powered designs operating at the low end of the 2.0 V supply range, ensure the bulk capacitor holds VDD above 2.0 V during ADC conversion peaks. Connect VSS (pin 8) directly to the ground plane with a via for lowest ground-bounce.
When laying out the 8-pin PDIP footprint, use the standard 0.100-inch (2.54 mm) pin pitch with through-hole pads sized 0.061 inch diameter for hand-soldering or 0.038 inch for wave-solder. Route ICSPCLK (GP1) and ICSPDAT (GP0) as short traces (less than 50 mm) and avoid running them parallel to high-current switching signals to minimize crosstalk during programming. Keep a clear keep-out around the MCLR/GP3 pin so a reset pull-up resistor or ICSP header can be added without rework.
Always tie unused I/O pins to VDD or VSS (never leave them floating) to keep I/O leakage below specification. Do not exceed the 5.5 V absolute maximum on any pin, even momentarily during ESD events; use TVS arrays on external connector pins. When migrating code from PIC12F615, reconfigure the PWM and comparator registers because the PIC12F617 enables additional ECCP and DAC reference bits that are absent on the lower-feature part.
מידע על תאימות
Standard PIC12F617-I/P is industrial-grade (-40C to +85C). For AEC-Q100 automotive builds, order PIC12F617-I/PVAO. RoHS and lead-free compliance per Microchip product page.
