PIC16F1618-E/P - 8-Bit MCU, 7KB Flash, 32MHz, 20-PDIP | Microchip
MPN: PIC16F1618-E/P ✓ Hoạt độngPIC16F1618-E/P Tóm tắt
A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and peripherals on one die. The PIC16 family belongs to the 8-bit microcontroller category, sitting within the broader hierarchy of embedded microcontrollers -> microcontrollers -> semiconductor ICs -> integrated circuits. 8-bit MCUs remain widely used for cost-sensitive, deterministic, low-power applications such as motor control, sensor interfacing, and consumer appliances where 32-bit performance is not required.
Key differentiating features of the PIC16F1618 include 4 x 10-bit PWM outputs, a 24-bit Signal Measurement Timer (SMT) for precision time/capture, Zero-Cross Detect (ZCD) for TRIAC/SSR AC-line control, Complementary Waveform Generator (CWG), and Configurable Logic Cells (CLC) for hardware-level glue logic. These peripherals make it well suited to small motor and lighting-control applications without external timer or logic ICs.
The internal architecture combines a Harvard-bus 14-bit instruction core with on-chip debug logic (ICD), enabling in-circuit programming and debugging via MPLAB X IDE and the PICkit/SNAP toolchain. The 10-bit ADC supports up to 12 analog inputs, and the device offers multiple communication interfaces including I2C, SPI, and EUSART.
Typical applications include small BLDC and DC motor control, AC-line zero-cross switching for TRIAC dimmers, fan and pump speed controllers, white-goods and appliance control boards, IoT sensor edge nodes, battery-powered instrumentation, and general-purpose embedded control where extended-temperature operation is required. The 20-pin PDIP package simplifies prototyping on breadboards and through-hole PCBs.
When designing with this device, ensure the 32 MHz operation is configured via the internal oscillator with proper PLL settings, and add a 0.1uF decoupling capacitor close to each VDD pin. MPLAB X IDE with the XC8 compiler is the standard development environment, and Microchip's Code Configurator (MCC) plugin can auto-generate peripheral initialization code.
This page synthesizes distributor pricing snapshots, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet alone, giving engineers and buyers a single, actionable reference for the PIC16F1618-E/P.
Bộ thay thế dễ dàng lắp đặt cho PIC16F1618-E/P — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với PIC16F1618-E/P (cùng hình factor và footprint) — khác nhau ở ADC, Package, Program Memory (Flash), Mounting Type, Operating Temperature.
PIC16F1619-E/P
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F1618-I/P
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F1614-E/P
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F1613-E/P
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC16F1575-E/P
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC16F15345-E/P
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F15214-E/P
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC16F1618-E/P Tỷ lệ tối đa & tính chất điện
| Core | PIC16 8-bit enhanced mid-range |
| Program Memory (Flash) | 7 KB (4K x 14 words) |
| RAM | 512 bytes |
| Maximum CPU Speed | 32 MHz |
| Operating Voltage | 2.5 V to 5.5 V |
| ADC | 10-bit, up to 12 channels |
| PWM Outputs | 4 x 10-bit |
| Timers | 24-bit SMT, 16-bit, 8-bit timers |
| Communication | I2C, SPI, EUSART (UART) |
| Special Peripherals | ZCD, CWG, CLC, DAC, OPA |
| Hộp | 20-pin PDIP (DIP-20) |
| Kiểu lắp đặt | Through-Hole |
| Nhiệt độ hoạt động | -40C to +125C (E suffix) |
| Trạng thái RoHS | Compliant |
| Số chân | 20 |
| Cấp MSL | Not applicable (through-hole) |
Cấu hình chân PIC16F1618-E/P
| Chân 1 | RA3/AN3/Vref+ — Bidirectional I/O, analog input channel 3, ADC voltage reference positive |
| Chân 2 | RA4/T0CKI — Bidirectional I/O, Timer0 clock input |
| Chân 3 | RA5/MCLR/Vpp — Bidirectional I/O, Master Clear (reset) input, programming voltage input |
| Chân 4 | RA6/OSC2 — Bidirectional I/O, oscillator output |
| Chân 5 | RA7/OSC1 — Bidirectional I/O, oscillator input |
| Chân 6 | RC0 — Bidirectional I/O port C |
| Chân 7 | RC1 — Bidirectional I/O port C |
| Chân 8 | RC2 — Bidirectional I/O port C |
| Chân 9 | RC3 — Bidirectional I/O port C |
| Chân 10 | RC4 — Bidirectional I/O port C |
| Chân 11 | RC5 — Bidirectional I/O port C |
| Chân 12 | RC6 — Bidirectional I/O port C |
| Chân 13 | RC7 — Bidirectional I/O port C |
| Chân 14 | RB7 — Bidirectional I/O port B, interrupt-on-change capable |
| Chân 15 | RB6 — Bidirectional I/O port B, interrupt-on-change capable, ICSCLK |
| Chân 16 | RB5 — Bidirectional I/O port B, interrupt-on-change capable |
| Chân 17 | RB4 — Bidirectional I/O port B, interrupt-on-change capable |
| Chân 18 | VDD — Positive supply voltage |
| Chân 19 | VSS — Ground reference |
| Chân 20 | RA0/AN0 — Bidirectional I/O, analog input channel 0 |
Ứng dụng tiêu biểu
PIC16F1618-E/P phù hợp cho 7 Áp dụngs: Small BLDC and DC Motor Control, AC-Line TRIAC Dimmer / Lighting Control, Battery-Powered IoT Sensor Edge Nodes, White-Goods and Appliance Control Boards, Industrial Sensor Interface and Signal Conditioning, Consumer Electronics and Hobby Prototyping, Automotive Interior and Body Electronics (Sub-System).
Small BLDC and DC Motor Control
The PIC16F1618-E/P's integrated 24-bit Signal Measurement Timer (SMT), Complementary Waveform Generator (CWG), 4 x 10-bit PWM, and Zero-Cross Detect (ZCD) make it ideal for small brushless DC (BLDC) and brushed DC motor control. The CWG can directly drive a half-bridge with dead-band control, while the 32 MHz core and deterministic 14-bit instruction set provide the deterministic loop time motor-control algorithms require. Compared with an ARM Cortex-M0 implementation, the PIC16F1618-E/P solution needs fewer external components and a simpler code base, reducing BOM cost for fans, small pumps, and appliance motors.
Được đề xuất
AC-Line TRIAC Dimmer / Lighting Control
The PIC16F1618-E/P's Zero-Cross Detect (ZCD) peripheral simplifies AC-line TRIAC and SSR dimming by detecting the zero-cross event directly off the mains waveform, removing the need for an external zero-cross transformer or optocoupler. Combined with Configurable Logic Cells (CLC) for phase-angle or leading-edge dimming logic and 10-bit PWM for LED blending, the MCU handles a complete dimmer channel. The 20-pin PDIP package suits prototyping through-hole dimmer modules for white-goods and architectural lighting.
Được đề xuất
Battery-Powered IoT Sensor Edge Nodes
The PIC16F1618-E/P's XLP (eXtreme Low Power) feature set and 2.5 V to 5.5 V operating range make it a strong fit for battery-powered IoT sensor edge nodes that wake periodically, sample sensors, and transmit via UART/SPI-attached radio. The 10-bit ADC with up to 12 channels handles multi-sensor input directly, while nanoamp-level sleep currents let a 3 V coin cell power a node for years. Microchip's MPLAB Code Configurator (MCC) accelerates low-power framework setup.
Được đề xuất
White-Goods and Appliance Control Boards
Washing machines, dishwashers, refrigerators, and ovens need a robust 8-bit MCU with extended temperature support and motor/valve control - exactly what the PIC16F1618-E/P provides with its -40C to +125C operating range. The CWG and SMT peripherals drive pumps and valves, the ZCD interfaces with the AC mains, and the on-chip comparators monitor thermistor inputs. The 20-pin PDIP option is also convenient for service-replacement designs and aftermarket repair boards.
Được đề xuất
Industrial Sensor Interface and Signal Conditioning
Industrial sensor signal conditioning benefits from the PIC16F1618-E/P's on-chip op-amp, DAC, and comparator peripherals, which provide analog front-end conditioning alongside the 10-bit ADC. The CLC implements custom logic for fault detection, while EUSART, I2C, and SPI interfaces bridge to industrial field buses or local HMIs. The -40C to +125C range and through-hole PDIP package are ideal for ruggedized industrial sensor transmitters and process control modules.
Được đề xuất
Consumer Electronics and Hobby Prototyping
The 20-pin PDIP package makes the PIC16F1618-E/P exceptionally easy to breadboard, hand-solder, and swap in sockets during development - a key reason hobbyists, students, and rapid-prototyping teams favor it. Combined with the Microchip PICkit or SNAP programmer and the free MPLAB X IDE + XC8 compiler, designers can iterate firmware in minutes. The XLP feature set, ZCD, and CLC peripherals open up rich project ideas: dimmers, robotic controllers, custom keyboards, and audio effect units.
Được đề xuất
Automotive Interior and Body Electronics (Sub-System)
While the -E suffix is industrial-grade rather than AEC-Q100 qualified, the PIC16F1618-E/P is widely used in non-safety automotive sub-systems such as interior lighting, HVAC panel controls, accessory drivers, and aftermarket telematics where its extended temperature, motor-control peripherals, and cost-effective DIP package are advantageous. For AEC-Q100 qualified automotive applications, Microchip recommends the PIC16F1618-E/P variants of the same family or the dedicated automotive PIC16F1xxxx AEC-Q100 parts. Designers should verify the production environment's qualification requirements before selecting this part for vehicle integration.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC16F1618-E/P — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | PIC16F1619-E/P | PIC16F1618-I/P | PIC16F1614-E/P | PIC16F1575-E/P |
|---|---|---|---|---|---|
| Package | 20-pin PDIP (DIP-20) | 20-pin PDIP - same | 20-pin PDIP - same | 20-pin PDIP - same | 20-pin PDIP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | PIC16 8-bit enhanced mid-range | PIC16 8-bit enhanced mid-range | PIC16 8-bit enhanced mid-range | PIC16 8-bit enhanced mid-range | PIC16 8-bit enhanced mid-range |
| Flash Memory | 7 KB | 14 KB | 7 KB | 7 KB | 14 KB |
| RAM | 512 bytes | 1 KB | 512 bytes | 512 bytes | 1 KB |
| Max CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| ADC Channels | Up to 12 | Up to 12 | Up to 12 | Up to 8 | Up to 12 |
| Operating Voltage | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V |
| Operating Temperature | -40C to +125C | -40C to +125C | -40C to +85C | -40C to +125C | -40C to +125C |
| Special Peripherals (ZCD/CWG) | Yes (ZCD, CWG, SMT, CLC) | Yes (same family) | Yes (same die) | Yes (same family, fewer I/O) | No ZCD/CWG focus, more PWM |
Bảo phân biệt quan trọng
- Integrated motor-control peripherals (ZCD + CWG + SMT) in 20-PDIP (vsPIC16F1575-E/P)
- Higher ADC channel count with motor-control focus (vsPIC16F1614-E/P)
- Extended temperature range -40C to +125C in same package (vsPIC16F1618-I/P)
- Cost-effective through-hole PDIP for prototyping and small-batch (vsPIC16F15214-E/P)
Ghi chú thiết kế
Place a 0.1 uF decoupling capacitor as close as possible to each VDD/VSS pin pair of the PIC16F1618-E/P, with an additional bulk capacitor (e.g., 10 uF tantalum or ceramic) on the main supply rail. The XLP feature set enables sub-microamp sleep currents, but only if the MCLR pull-up is removed or routed to a low-leakage source during sleep - otherwise the internal MCLR weak pull-up can dominate quiescent draw. Estimated: at 3.3 V supply with MCLR floating and all peripherals off, sleep current is typically below 1 uA per the XLP datasheet characteristic curves.
When routing the 20-pin PDIP layout, keep analog inputs (RA0-RA3) physically separated from high-current switching nodes such as PWM outputs and TRIAC driver traces. Use a ground plane on the bottom layer and keep analog ground return paths short and direct. For ZCD implementations, place the AC-mains zero-cross sensing network within 5 mm of the ZCD input pin and route it perpendicular to any switching traces to minimize capacitive coupling.
A common pitfall on the PIC16F1618-E/P is forgetting to configure the Configuration Words (CONFIG1, CONFIG2, CONFIG3) for the internal 32 MHz HFINTOSC plus PLL and to disable the MCLR pin if not used - failure to do so leaves the device in an undefined clock state or holds it in reset. Always set the WDTE bit explicitly to your desired watchdog state; the default is enabled on some revisions. Program CONFIG words first via MPLAB X IPE or in code via __CONFIG before any other flash writes.
The PIC16F1618-E/P's internal oscillator is rated at +/- 2% accuracy across voltage and temperature, which is generally acceptable for UART communications up to 115200 baud. For higher baud rates or timing-sensitive applications, use an external 16 MHz or 32.768 kHz crystal on the OSC1/OSC2 pins and switch to HS or XT oscillator mode via the configuration bits. The 24-bit SMT peripheral benefits dramatically from a stable external time base for precision measurements.
Thông tin tuân thủ
RoHS and lead-free confirmed per Microchip product page; AEC-Q100 not qualified - select PIC16F1618 automotive variants for vehicle applications. Halogen-free status not explicitly listed in verified data.
