PIC16F1782-E/ML - 8-bit MCU 3.5KB Flash 28-QFN | Microchip
MPN: PIC16F1782-E/ML ✓ Hoạt độngPIC16F1782-E/ML Tóm tắt
An 8-bit PIC microcontroller is a RISC-based, flash-programmable CMOS device from Microchip's PIC16 family that executes most instructions in a single 200 ns cycle. PIC MCUs sit within the broader hierarchy of microcontrollers, which themselves belong to embedded processors and finally to the semiconductor IC category. Enhanced mid-range PIC16 parts such as the PIC16F1782 add peripherals such as 12-bit ADCs, op-amps, and configurable logic that are absent from baseline PIC10/12/16F parts.
Key features include a 20 MHz clock speed (50 ns instruction cycle), 2.5V to 5.5V supply voltage, low-power XLP (eXtreme Low Power) technology, and an extended operating temperature range of -40C to +125C (the -E suffix indicates the industrial/automotive temperature grade). The integrated op-amp and fast comparator enable analog signal conditioning directly on-chip, while PSMC supports advanced timer/PWM/Signal Measurement control with high-resolution edge placement.
The PIC16F1782 uses Microchip's enhanced mid-range core with 49 instructions and a 14-bit instruction word, providing predictable interrupt response and deterministic timing suitable for real-time embedded designs. The 28-QFN package is well suited to compact layouts, and the device is supported by MPLAB X IDE, XC8 compilers, and the PICkit/SNAP debugger family.
Typical applications include LED lighting and dimming control, sensor signal conditioning with on-chip op-amp, low-power battery-powered IoT nodes, small motor and fan control using PSMC, automotive interior modules, and industrial control loops where the integrated 12-bit ADC and 8-bit DAC minimize external component count.
When designing with this part, reserve adequate decoupling (100 nF + bulk) near VDD, route the analog AVSS/AVDD pair separately, and avoid sharing the OPAMP output pin with digital traffic. XLP sleep currents in the nanoampere range make this part particularly suitable for always-on, battery-powered sensor nodes.
This page synthesizes verified distributor pricing, structured drop-in alternatives drawn from the same QFN package family, and practical design notes that extend beyond the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho PIC16F1782-E/ML — 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 PIC16F1782-E/ML (cùng hình factor và footprint) — khác nhau ở ADC, Package, Comparators, DAC, Program Memory (Flash).
PIC16F1782T-E/ML
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC16F1782-I/ML
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F1783-I/ML
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F1768-I/ML
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC16F1708-I/ML
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC16F1716-I/ML
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC16F1575-I/ML
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
PIC16F1782-E/ML Tỷ lệ tối đa & tính chất điện
| Program Memory (Flash) | 3.5 KB |
| Data Memory (SRAM) | 256 B |
| EEPROM | 256 B |
| CPU Core | PIC16 Enhanced Mid-Range 8-bit |
| Maximum Clock Speed | 20 MHz (200 ns instruction cycle) |
| Operating Voltage (VDD) | 2.5 V to 5.5 V |
| I/O Pins | 12 |
| ADC | 12-bit |
| DAC | 8-bit |
| On-chip Op-Amp | Yes (1x) |
| Comparator | Fast Comparator |
| PWM / PSMC | PSMC + CCP |
| Communication | I2C, SPI, EUSART |
| Hộp | QFN-28 (ML) 3x3 mm, 0.90 mm height |
| Nhiệt độ hoạt động | -40 C to +125 C (E grade) |
| Low-Power Technology | XLP (eXtreme Low Power) |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
Cấu hình chân PIC16F1782-E/ML
| Chân 1 | VDD — Positive supply voltage |
| Chân 2 | RA5 — GPIO / analog input |
| Chân 3 | RA4 — GPIO / analog input |
| Chân 4 | RA3 — GPIO / MCLR |
| Chân 5 | RC5 — GPIO / analog input |
| Chân 6 | RC4 — GPIO / analog input |
| Chân 7 | RC3 — GPIO / analog input / SCL |
| Chân 8 | RC2 — GPIO / analog input / SDA |
| Chân 9 | RC1 — GPIO / analog input |
| Chân 10 | RC0 — GPIO / analog input |
| Chân 11 | RA2 — GPIO / analog input / OPAOUT |
| Chân 12 | RA1 — GPIO / analog input / OPAIN- |
| Chân 13 | RA0 — GPIO / analog input / OPAIN+ |
| Chân 14 | VSS — Ground reference |
| Chân 15 | RA7 — GPIO / OSC1 |
| Chân 16 | RA6 — GPIO / OSC2 |
| Chân 17 | AVSS — Analog ground |
| Chân 18 | AVDD — Analog supply voltage |
| Chân 19 | RB7 — GPIO / ICSPDAT |
| Chân 20 | RB6 — GPIO / ICSPCLK |
| Chân 21 | RB5 — GPIO / analog input |
| Chân 22 | RB4 — GPIO / analog input |
| Chân 23 | RB3 — GPIO / analog input |
| Chân 24 | RB2 — GPIO / analog input |
| Chân 25 | RB1 — GPIO / analog input |
| Chân 26 | RB0 — GPIO / analog input / interrupt |
| Chân 27 | RC7 — GPIO / RX |
| Chân 28 | RC6 — GPIO / TX |
Ứng dụng tiêu biểu
PIC16F1782-E/ML phù hợp cho 6 Áp dụngs: LED Lighting and Dimming Control, Sensor Signal Conditioning with On-chip Op-Amp, Low-Power Battery-Powered IoT Node, Small Motor and Fan Control using PSMC, Automotive Interior Module, Industrial Process Control Loop.
LED Lighting and Dimming Control
The PIC16F1782-E/ML's PSMC (Peripheral Signal Measurement Timer) and CCP modules provide high-resolution PWM with fine-edge placement, ideal for constant-current LED dimming and color-mixing. The 12-bit ADC samples photodiode or current-sense feedback, while the on-chip op-amp closes a low-offset transimpedance loop. Verified Web Data lists PSMC + 12-bit ADC + op-amp as integrated features. Compared with software PWM, hardware PSMC frees the CPU to handle the I2C/SPI lighting control bus, and XLP nanoamp sleep extends battery life in portable luminaires.
Được đề xuất
Sensor Signal Conditioning with On-chip Op-Amp
The PIC16F1782-E/ML integrates a 12-bit ADC, an 8-bit DAC, an op-amp, and a fast comparator - the four building blocks needed to condition a bridge sensor or thermistor front-end. The op-amp drives the ADC input directly, removing external instrumentation amplifiers; the fast comparator supports hardware over-current or threshold detection without software latency. Verified Web Data confirms 12-bit ADC + op-amp + fast comparator. Compared to a discrete op-amp + MCU design, this single-chip integration cuts BOM count and PCB area, while XLP sleep enables multi-year battery life on sensor nodes.
Được đề xuất
Low-Power Battery-Powered IoT Node
The PIC16F1782-E/ML features Microchip's XLP (eXtreme Low Power) technology with nanoamp sleep current, plus 2.5 V to 5.5 V supply supporting a single Li-ion or 3x AA battery stack. Verified Web Data lists XLP and 2.5 V to 5.5 V operation. The 20 MHz maximum clock and 12-bit ADC provide enough throughput for periodic sensor reads and low-rate RF/BLE wake-up signaling. Compared to a Cortex-M0+ node, this PIC16 part delivers lower sleep current and lower BOM cost, though it has less RAM for protocol stacks - so it is best suited for sensor-end nodes rather than full BLE gateways.
Được đề xuất
Small Motor and Fan Control using PSMC
The PIC16F1782-E/ML's PSMC supports high-resolution PWM with programmable dead-band, fault inputs, and current-triggered ADC sampling - the right peripheral set for small BLDC, brushed, or fan motor control. The fast comparator detects back-EMF zero-cross for sensorless commutation, while the 8-bit DAC sets the reference for current-mode control loops. Verified Web Data confirms PSMC + fast comparator. Compared to a generic timer-PWM MCU, this part's PSMC implements center-aligned PWM, dead-band, and ADC-trigger in hardware, offloading the CPU and reducing firmware complexity.
Được đề xuất
Automotive Interior Module
The PIC16F1782-E/ML's -E (extended) temperature grade of -40 C to +125 C, plus 12-bit ADC and PWM capability, suits interior lighting, ambient lighting, and HVAC actuator modules. Verified Web Data lists -40C to +125C and 12 I/O. The 28-QFN (3x3 mm) footprint fits behind instrument clusters and door trim PCBAs. Compared to a non-automotive-grade MCU, the E-rated part gives margin under automotive thermal stress. For CAN/LIN connectivity, an external transceiver such as MCP2515 or TJA1027 is typically added - the MCU's SPI/EUSART drives these directly.
Được đề xuất
Industrial Process Control Loop
The PIC16F1782-E/ML integrates the ADC, DAC, op-amp, and PWM needed for a closed-loop PID controller driving a valve or heater. Verified Web Data lists 12-bit ADC + 8-bit DAC + PSMC + op-amp + CCP. The op-amp conditions the sensor signal, the ADC samples it, the firmware computes PID, and the CCP/PSMC outputs the actuator drive. The 2.5 V to 5.5 V supply aligns with 24 V industrial rails after a buck converter. Compared to a PLC, this single-chip approach reduces panel space and cost for simple control loops.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC16F1782-E/ML — 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 | PIC16F1782T-E/ML | PIC16F1782-I/ML | PIC16F1783-I/ML | PIC16F1768-I/ML | PIC16F1708-I/ML |
|---|---|---|---|---|---|---|
| Package | QFN-28 (ML) 3x3 mm | QFN-28 (ML) 3x3 mm - same | QFN-28 (ML) 3x3 mm - same | QFN-28 (ML) 3x3 mm - same | QFN-28 (ML) 3x3 mm - same | QFN-28 (ML) 3x3 mm - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Flash | 3.5 KB | 3.5 KB | 3.5 KB | 3.5 KB | 3.5 KB | 7 KB |
| RAM / EEPROM | 256 B / 256 B | 256 B / 256 B | 256 B / 256 B | 256 B / 256 B | 256 B / 256 B | 512 B / 256 B |
| Max Clock | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| ADC / DAC | 12-bit / 8-bit | 12-bit / 8-bit | 12-bit / 8-bit | 11-channel 12-bit / 8-bit | 12-bit / 8-bit | 10-bit / 8-bit |
| Op-Amp / Comp | Yes / FastComp | Yes / FastComp | Yes / FastComp | Yes / FastComp | Yes / FastComp | 2x / Comp |
| 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 | 2.3 V to 5.5 V |
| Temperature Grade | -40 C to +125 C (E) | -40 C to +125 C (E) | -40 C to +85 C (I) | -40 C to +85 C (I) | -40 C to +85 C (I) | -40 C to +125 C (E) |
Bảo phân biệt quan trọng
- Integrated op-amp + fast comparator + PSMC + 12-bit ADC (vsPIC16F1708-I/ML)
- Extended temperature grade -40C to +125C on 28-QFN (vsPIC16F1782-I/ML)
- Tape-and-reel assembly option at same die (vsPIC16F1782T-E/ML)
Ghi chú thiết kế
Place a 100 nF ceramic decoupling capacitor as close as possible to the VDD pin (pin 1), and a 10 uF bulk capacitor on the same supply trace. For the analog AVDD/AVSS pair (pins 17/18), use a separate ferrite bead or pi-filter to isolate analog noise from digital VDD. Verified Web Data confirms 2.5 V to 5.5 V operation; using a ferrite reduces ADC noise and improves ENOB. For battery-powered designs, switch to XLP Sleep mode between samples for nanoamp-level quiescent current.
Route the OPAOUT pin (RA2) directly to the ADC input channel with a short, guarded trace. The op-amp output impedance is low but the ADC sampling capacitor injects charge - keep traces short to minimize settling time. Avoid routing digital signals (EUSART TX, SPI CLK) parallel to the OPAIN+ / OPAIN- traces. Place the QFN exposed pad (EP) on the PCB with at least 4 thermal vias to a ground plane to keep theta_JA within Microchip's specification under extended-temperature operation.
Do not exceed the absolute maximum VDD of 5.5 V or the QFN will latch-up. Always configure the unused I/O pins as outputs (low) or inputs with internal weak pull-ups to minimize sleep current. The on-chip op-amp requires the OPAEN bit set in firmware before use; attempting to read the OPAOUT ADC channel without enabling the op-amp will read a floating value. PPS (Peripheral Pin Select) mappings must be unlocked via the PPSLOCK register sequence; skipping the unlock locks out subsequent peripheral remapping.
Thông tin tuân thủ
RoHS and REACH compliant per Microchip product environmental data. Lead-free and halogen-free terminations standard. AEC-Q100 not explicitly qualified per public datasheet; -E temperature grade supports automotive interior modules but not full automotive AEC-Q100 verification.