PIC16F684-I/P - 8-Bit 20MHz Flash MCU | Microchip
MPN: PIC16F684-I/P ✓ AktifPIC16F684-I/P Genel Bakış
A microcontroller is a programmable semiconductor that integrates a CPU core, memory, I/O ports, and peripherals on one device. The PIC16F684 belongs to the PIC16 family and uses Microchip's mid-range enhanced mid-range, or PIC mid-range, architecture. In the broader semiconductor hierarchy, it is an 8-bit MCU within the embedded-processing and embedded-control domains. Its integrated flash memory permits field reprogramming, while EEPROM preserves calibration or configuration values without consuming RAM.
Verified headline features include a maximum clock speed of 20 MHz, a 2.0 V to 5.5 V device-level operating range, 11 I/O ports, brown-out detection and reset, PWM, and a watchdog timer. These resources support compact control logic, basic measurement, motor or lighting functions, and communication-intensive embedded products. Although one distributor result states a narrower 4.5 V to 5.5 V supply range for this orderable variant, the verified manufacturer family information specifies the PIC16F684 operating range as 2.0 V to 5.5 V.
The PIC16F684-I/P is suited to industrial controllers, sensor interfaces, compact power products, and low-cost consumer appliances. Designers should confirm the exact pinout, electrical limits, oscillator configuration, and programming requirements against the Microchip manufacturer datasheet before release. The 14-pin PDIP package also simplifies through-hole prototyping, though its larger footprint and lead geometry are less appropriate for space-constrained surface-mount products.
For a new design, reserve all 14 package positions in the package diagram but program unused pins as inputs or outputs according to the datasheet. Place decoupling close to VDD and AVSS-related supply pins, respect oscillator and I/O current limits, and validate any configuration relying on EEPROM writes for endurance and timing. This page combines verified manufacturer data, distributor availability, pricing, and qualified replacement information with engineering guidance beyond a basic datasheet summary.
Drop-in alternatifler için PIC16F684-I/P — aynı paket, pin-başına uyumlu. PCB yeniden montajı gerektiren farklı paket bileşenleri dışlanmıştır.
Bu Serideki Variantlar
Yedek parça uyumlu olan aynı serideki modeller PIC16F684-I/P (aynı form faktörü ve ayağa oturma) — farklı olan Package, ADC, Program Memory (Flash), I/O Pins, Core Architecture.
Bu ürüne yer değiştirme seçenekleri mevcut değil.
Alternatifleri Talep EdinPIC16F684-I/P Maksimum Değerlendirmeler & Elektriksel Özellikler
| Product Type | 8-bit Flash PIC microcontroller |
| Maximum Clock Speed | 20 MHz |
| Device Family Operating Voltage | 2.0 V to 5.5 V |
| Orderable Variant Supply Voltage | 4.5 V to 5.5 V |
| Program Flash | 3.5 KB |
| RAM | 128 bytes |
| Data Memory | On-chip EEPROM |
| Number of I/O Ports | 11 ports |
| Core Architecture | PIC mid-range architecture |
| CPU Bit Width | 8 bits |
| Paket | 14-pin PDIP |
| Montaj Türü | Through-hole |
| Temperature Grade | Industrial |
| Peripherals | Brown-out detection and reset, PWM, watchdog timer |
| Low-Power Technology | nanoWatt technology |
| Yaşam Döngüsü Durumu | Active |
| Unit Price at Quantity 1 | 2.7998 USD as of 2026-10-23 |
PIC16F684-I/P 14-pin pdip Pin Yapısı Kılavuzu
PIC16F684-I/P (14-pin pdip paket) için pin yapısı. Bu dijital IC, GPIO, iletişim arayüzleri (UART, SPI, I2C) ve güç pinleri içerir. Alternatif pin işlevleri ve yapılandırma seçenekleri için üretici veri kitapçığını referans alın. Tünel sistem tasarımı ve PCB yerleşimi için temel bir bileşendir.
Ayrıntılı pin çıkış verisi mevcut değil: PIC16F684-I/P.
Aşağıdaki veri sayfası tam pin konfigürasyonu için.
Tipik Uygulamalar
PIC16F684-I/P için uygundur 6 uygulamas: Industrial Sensor Interface, Compact Data Logger, Small Motor and PWM Control, Lighting and Indicator Control, Appliance Control Board, Retrofit and Repair Controller.
Industrial Sensor Interface
PIC16F684-I/P fits basic industrial sensor-interface and threshold-control boards because the verified device combines 20 MHz execution, 11 I/O ports, brown-out detection and reset, and on-chip EEPROM. The EEPROM can retain calibration or configuration data between power cycles, while the I/O ports can operate digital sensors, indicators, and alarm inputs. The 14-pin PDIP footprint also eases inspection and repair in low-volume industrial equipment. Before committing to analog measurements, verify the PIC16F684-I/P ADC resources and electrical limits in the manufacturer datasheet.
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Compact Data Logger
PIC16F684-I/P can act as the local controller for a compact data-logging product that periodically reads digital inputs and stores setup values or event records. Its verified 3.5 KB Flash provides firmware space, 128 bytes of RAM supports short working buffers, and the on-chip EEPROM preserves persistent parameters without an external memory device. The 20 MHz maximum clock allows efficient peripheral servicing, although actual storage endurance and write timing must be checked in the manufacturer datasheet. A serial memory or interface may be needed for larger log volumes.
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Small Motor and PWM Control
PIC16F684-I/P is suitable for compact motor-control or PWM-based actuator boards because the verified MCU family provides PWM and runs at up to 20 MHz, while 11 I/O ports leave control signals available for commands, sensors, and status indication. The PIC16F684-I/P through-hole package is useful where low-volume production and serviceability matter more than minimum board area. A power driver and protection network remain necessary for motors or other inductive loads. Validate PWM resolution, pin mapping, current limits, and timing against the exact manufacturer datasheet.
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Lighting and Indicator Control
PIC16F684-I/P can coordinate LED indicators, status lamps, and simple lighting sequences in appliances or embedded-control products. Its 11 I/O ports provide more interface capacity than a basic logic controller, and the 128-byte RAM supports counters and state variables without a separate controller. Brown-out detection and reset help establish predictable startup behavior after rail disturbances. Firmware must limit GPIO current and provide suitable transistor or driver stages for loads beyond direct GPIO capability; those limits must be confirmed from the manufacturer datasheet.
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Appliance Control Board
PIC16F684-I/P offers a serviceable control platform for household or light industrial appliances requiring local logic, persistent settings, and moderate processing speed. The 14-pin PDIP package supports through-hole assembly and replacement, while Flash permits firmware updates and EEPROM can store basic configuration. A 20 MHz clock ceiling is ample for many sequencing and debounce tasks, but not for workloads needing large buffers or extensive connectivity. Final approval should include brown-out behavior during motor or heater transients and validated power-supply isolation.
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Retrofit and Repair Controller
PIC16F684-I/P is a practical candidate for repair boards, legacy-control replacements, and low-volume industrial retrofits because its 14-pin PDIP package is easy to socket, probe, and replace. The MCU combines Flash firmware, 128 bytes of RAM, EEPROM storage, brown-out reset, and a watchdog timer for compact supervisory logic. A functionally similar surface-mount clone may require a different footprint and programming workflow, so this package choice can reduce mechanical risk. Confirm pin mapping and timing before retrofitting any existing board.
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Önerilen Ürünler Özeti
Mühendislik referans verileri: PIC16F684-I/P — karşılaştırma, tasarım rehberi ve uyumluluk bilgileri.
Seçim Kılavuzu
Alternatiflerle Karşılaştırma
| Parametre | Bu Ürün |
|---|---|
| Brand | Microchip Technology |
| Package | 14-pin PDIP |
| Product Type | 8-bit Flash PIC microcontroller |
| Maximum Clock Speed | 20 MHz |
| Device Family Voltage | 2.0 V to 5.5 V |
| Program Flash | 3.5 KB |
| RAM | 128 bytes |
| I/O Ports | 11 ports |
| Lifecycle Status | Active |
Ana Farklılayıcılar
- Verified 14-pin PDIP mechanical format (karşılaştırma:MDT10F684)
- Direct Microchip manufacturer identity (karşılaştırma:MDT10F684)
- Active lifecycle listing (karşılaştırma:PIC16C66-10I/SP)
Tasarım Notları
Validate brown-out behavior across the complete power-supply profile before release. The verified family supports 2.0 V to 5.5 V, while one distributor listing gives 4.5 V to 5.5 V for the -I/P order code; resolve this exact-ordering discrepancy against the Microchip datasheet. Place local supply decoupling at the device supply pins and keep high-current load returns away from sensitive controller grounds.
Use the 14-pin PDIP footprint rather than a 14-lead SOP footprint; both have 14 pins, but their physical leads and board geometry are not interchangeable. Confirm every pin against the official diagram before fabrication. Preserve service clearance around the device when the PCB is intended for repair or retrofit, because through-hole DIP packages are commonly socketed and replaced.
Keep oscillator routing short and follow the manufacturer layout guidance for the selected internal, external-crystal, or external-clock configuration. Place decoupling near the associated supply pins and route switching-node or motor-drive currents away from sensitive returns. Because the supplied snippets omit complete pin names and analog details, engineers must cross-check every connection against the manufacturer datasheet before release.
Do not treat MDT10F684 as a same-footprint replacement merely because its source describes a similar PIC16F684 pinout and code. The listed clone is SOP14, while PIC16F684-I/P is PDIP, and another source notes different fuse-programming and ADC-library handling. Likewise, a functional-equivalent ordering code in another package is not a drop-in substitute. Verify package drawing, pinout, electrical limits, memory, interrupts, and programming support before substitution.
Uyumluluk Bilgisi
The supplied verified snippets do not provide definitive RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals statements for PIC16F684-I/P. No compliance status was inferred.
