PIC16LF1783-I/SP - 8-Bit XLP MCU 7KB Flash 28-SPDIP | Microchip
MPN: PIC16LF1783-I/SP ✓ Hoạt độngPIC16LF1783-I/SP Tóm tắt
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, program memory (flash), data memory (RAM), non-volatile storage (EEPROM), and peripherals onto one die. Within the broader microcontroller taxonomy, the PIC16LF1783 belongs to the PIC16 enhanced mid-range family, which sits under Microchip's PIC® XLP™ (eXtreme Low Power) product line. XLP technology targets battery-powered and energy-harvesting applications by minimizing active and sleep currents, allowing the MCU to operate directly from a 1.8 V supply rail.
The PIC16LF1783-I/SP runs at speeds up to 32 MHz, executing most instructions in a single 125 ns cycle, and integrates high-performance analog peripherals uncommon in this class - notably a 12-bit ADC (analog-to-digital converter) with up to 14 channels and an 8-bit DAC (digital-to-analog converter). It also includes a 10-bit DAC, operational amplifiers, comparators, PWM modules, and the standard enhanced mid-range core peripherals. The 'LF' prefix denotes the low-voltage (1.8 V to 3.6 V) variant, while the 'I' suffix designates the industrial temperature range of -40 °C to +85 °C. The 'SP' package code marks the 28-pin SPDIP.
Typical applications include portable instrumentation, sensor signal conditioning, LED lighting controllers, low-power IoT nodes, and consumer devices. The integrated 12-bit ADC and on-chip op-amps reduce bill-of-materials cost for transducer front-ends, while the XLP active/sleep current profile supports years of battery life on coin cells.
When designing with this part, allocate careful PCB routing for the analog signals (AVDD/AVSS separation) and use decoupling capacitors within 5 mm of each supply pin. Verify in-circuit serial programming (ICSP) connections follow Microchip's recommended layout, since the through-hole SPDIP package is often chosen for prototype and educational development boards where repeated reprogramming is expected.
Bộ thay thế dễ dàng lắp đặt cho PIC16LF1783-I/SP — 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 PIC16LF1783-I/SP (cùng hình factor và footprint) — khác nhau ở Package, ADC, Communication, I/O Pins, MSL Level.
PIC16F1783-I/SP
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC16LF1783-E/SP
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16LF1783-I/ML
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16LF1783-I/SS
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16LF1782-I/SP
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16LF1789-I/SP
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
PIC16F1765-I/SP
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
PIC16F1718-I/SP
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16LF1783-I/SP Tỷ lệ tối đa & tính chất điện
| Core Architecture | PIC16 enhanced mid-range 8-bit |
| Family | PIC® XLP™ 16F |
| Program Memory (Flash) | 7 KB (4K x 14 words) |
| Data RAM | 512 bytes |
| Data EEPROM | 256 bytes |
| Maximum CPU Speed | 32 MHz |
| Instruction Cycle Time | 125 ns (at 32 MHz, 1 cycle per instruction) |
| Supply Voltage (VDD) | 1.8 V to 3.6 V |
| Nhiệt độ hoạt động | -40 °C to +85 °C (industrial) |
| ADC Resolution | 12-bit |
| DAC Resolution | 8-bit (with 10-bit DAC on die) |
| Hộp | 28-pin SPDIP (Skinny PDIP, 0.300 inch / 7.62 mm pitch) |
| Kiểu lắp đặt | Through-Hole |
| Số chân | 28 |
| Trạng thái RoHS | Compliant |
| Cấp MSL | 1 (not moisture sensitive for through-hole) |
| Programming Interface | ICSP (In-Circuit Serial Programming) and ICD (In-Circuit Debugger) |
Cấu hình chân PIC16LF1783-I/SP
| Chân 1 | RA3/AN3/VREF+/T1G — Port A bit 3 / analog input 3 / positive voltage reference / Timer1 gate input |
| Chân 2 | RA4/AN4/T1CKI — Port A bit 4 / analog input 4 / Timer1 clock input |
| Chân 3 | RA5/AN5 — Port A bit 5 / analog input 5 |
| Chân 4 | RA6/OSC2/CLKOUT — Port A bit 6 / crystal oscillator output / clock output |
| Chân 5 | RA7/OSC1/CLKIN — Port A bit 7 / crystal oscillator input / external clock input |
| Chân 6 | RC0/SOSCO — Port C bit 0 / secondary oscillator output |
| Chân 7 | RC1/SOSCI — Port C bit 1 / secondary oscillator input |
| Chân 8 | RC2/AN8 — Port C bit 2 / analog input 8 |
| Chân 9 | RC3/AN9 — Port C bit 3 / analog input 9 |
| Chân 10 | RC4/AN10 — Port C bit 4 / analog input 10 |
| Chân 11 | RC5/AN11 — Port C bit 5 / analog input 11 |
| Chân 12 | RC6/AN12 — Port C bit 6 / analog input 12 |
| Chân 13 | RC7/AN13 — Port C bit 7 / analog input 13 |
| Chân 14 | RB0/AN12/INT — Port B bit 0 / analog input 12 / external interrupt |
| Chân 15 | RB1/AN10 — Port B bit 1 / analog input 10 |
| Chân 16 | RB2/AN8 — Port B bit 2 / analog input 8 |
| Chân 17 | RB3/AN9 — Port B bit 3 / analog input 9 |
| Chân 18 | RB4/AN11 — Port B bit 4 / analog input 11 |
| Chân 19 | RB5/AN13 — Port B bit 5 / analog input 13 |
| Chân 20 | RB6/ICSPCLK — Port B bit 6 / ICSP clock |
| Chân 21 | RB7/ICSPDAT — Port B bit 7 / ICSP data |
| Chân 22 | VSS — Ground reference |
| Chân 23 | VDD — Positive supply voltage (1.8 V to 3.6 V) |
| Chân 24 | RA0/AN0 — Port A bit 0 / analog input 0 |
| Chân 25 | RA1/AN1 — Port A bit 1 / analog input 1 |
| Chân 26 | RA2/AN2/VREF- — Port A bit 2 / analog input 2 / negative voltage reference |
| Chân 27 | MCLR/VPP/RA3 — Master clear reset / programming voltage / shared with RA3 |
| Chân 28 | AVDD — Analog positive supply |
Ứng dụng tiêu biểu
PIC16LF1783-I/SP phù hợp cho 7 Áp dụngs: Battery-Powered IoT Sensor Nodes, Portable Medical Devices, Industrial Process Control, LED Lighting Controllers, Consumer Remote Controls, Automotive Body Electronics (Non-Safety), Educational Development Boards.
Battery-Powered IoT Sensor Nodes
The PIC16LF1783-I/SP's XLP architecture with nanoamp sleep current and 1.8 V minimum supply makes it ideal for coin-cell-powered wireless sensor nodes. Its integrated 12-bit ADC (up to 14 channels) and on-chip op-amps allow direct connection to thermocouples, load cells, and bridge sensors without external analog ICs. Active current at 1 MHz is typically under 100 µA/MHz at 1.8 V, enabling multi-year battery life. The 7 KB flash holds small sensor-fusion firmware with calibration tables. Use the SPI/I2C modules for an external radio transceiver, and the ICSP/ICD pins for field firmware updates.
Được đề xuất
Portable Medical Devices
The PIC16LF1783-I/SP fits handheld medical devices such as glucose meters, pulse oximeters, and patient thermometers. Its 12-bit ADC provides the resolution needed for accurate photodiode or thermistor readings, while the integrated op-amps implement transimpedance amplifiers without external components. Operating from 1.8 V to 3.6 V supports direct Li-ion or 2xAA operation. The industrial -40 °C to +85 °C temperature range handles sterilisation environments. XLP sleep current keeps standby power negligible between measurements, extending battery life across thousands of readings.
Được đề xuất
Industrial Process Control
Factory-floor controllers, 4-20 mA loop transmitters, and HMI keypads benefit from the PIC16LF1783-I/SP's industrial -40 °C to +85 °C rating and high-integration analog peripherals. The 12-bit ADC digitizes multiple process variables, while the PWM module drives valve actuators or LED indicators. The on-chip comparators handle windowed fault detection (over-temperature, over-current) without an external supervisor. The 256-byte EEPROM stores non-volatile calibration constants and serial numbers for traceability. Use the EUSART for RS-485 communication via an external transceiver like the MAX485.
Được đề xuất
LED Lighting Controllers
The PIC16LF1783-I/SP drives architectural and decorative LED fixtures with smooth dimming and color mixing. Its multiple PWM channels (Capture/Compare/PWM) and 8-bit DAC produce high-resolution analog dimming signals, while the 12-bit ADC reads ambient light sensors for closed-loop brightness control. Operating from 1.8 V to 3.6 V simplifies constant-current driver integration. The XLP low-power modes keep standby draw minimal when the fixture is off, supporting Energy Star and EU EcoDesign standby limits. The flash-resident firmware handles DMX or DALI protocols via UART or external interfaces.
Được đề xuất
Consumer Remote Controls
Universal remote controls and BLE/IR bridges leverage the PIC16LF1783-I/SP's low active current and deep sleep modes for months of battery life on a pair of AAA cells. The integrated op-amps and comparators condition IR-receiver photodiode signals, while PWM generates accurate 38 kHz carrier waveforms for IR transmission. The 7 KB flash comfortably fits a small database of device IR codes and learning algorithms. ICSP support allows post-assembly firmware customization for OEM variants. Use the EUSART to communicate with an external BLE module for smart-home integration.
Được đề xuất
Automotive Body Electronics (Non-Safety)
For non-safety automotive body modules such as interior lighting controllers, seat heaters, and accessory timers, the PIC16LF1783-I/SP provides sufficient analog integration and -40 °C to +85 °C industrial temperature range. The 12-bit ADC monitors multiple analog sensors (temperature, position), and PWM drives MOSFET gates for heating elements. The XLP features minimize quiescent draw on the vehicle battery. For under-hood or AEC-Q100-mandated applications, upgrade to the PIC16LF1783-E/SP extended-temperature variant or a dedicated automotive-grade PIC16F1xxx part.
Được đề xuất
Educational Development Boards
Through-hole SPDIP packages like the PIC16LF1783-I/SP remain the preferred choice for educational development boards, breadboard prototyping, and university curricula. The 0.300-inch (7.62 mm) pin spacing fits standard solderless breadboards, allowing students to build and modify circuits without specialized SMT tools. The PIC16LF1783's MPLAB X IDE compatibility, ICSP programming via a PICkit 4, and abundant community example code make it a strong teaching platform for embedded systems courses covering ADC, PWM, interrupts, and low-power design.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC16LF1783-I/SP — 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 | PIC16F1783-I/SP | PIC16LF1783-E/SP | PIC16LF1783-I/ML | PIC16LF1783-I/SS | PIC16LF1782-I/SP | PIC16LF1789-I/SP |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SPDIP (through-hole) | 28-SPDIP (through-hole) - same | 28-SPDIP (through-hole) - same | 28-QFN (surface-mount) - different | 28-SSOP (surface-mount) - different | 28-SPDIP (through-hole) - same | 28-SPDIP (through-hole) - same |
| Supply Voltage Range | 1.8 V to 3.6 V | 2.3 V to 5.5 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V |
| Operating Temperature | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +125 °C | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +85 °C |
| Flash Program Memory | 7 KB (4K x 14) | 7 KB | 7 KB | 7 KB | 7 KB | 7 KB | 28 KB |
| Data RAM | 512 bytes | 512 bytes | 512 bytes | 512 bytes | 512 bytes | 512 bytes | 2 KB |
| ADC Resolution | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit | 8-bit | 12-bit |
| DAC | 8-bit DAC + 10-bit DAC | 8-bit + 10-bit | 8-bit + 10-bit | 8-bit + 10-bit | 8-bit + 10-bit | No 8-bit DAC | 8-bit + 10-bit |
| Maximum CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
Bảo phân biệt quan trọng
- 12-bit ADC with on-chip op-amps (vsPIC16LF1782-I/SP)
- Dual DAC outputs (8-bit + 10-bit) (vsPIC16F1718-I/SP)
- Low-voltage 1.8 V operation for XLP designs (vsPIC16F1783-I/SP)
Ghi chú thiết kế
Decouple AVDD and VDD separately with 100 nF ceramic capacitors placed within 5 mm of the respective pins. Tie AVDD to VDD through a ferrite bead if the analog section experiences switching noise. For the lowest XLP sleep current, configure unused I/O as outputs driving low and disable unused peripherals via the PMD (Peripheral Module Disable) registers. Per Microchip's XLP family datasheet, typical sleep current with WDT off is below 100 nA at 3 V / 25 °C.
Route the analog signals (ANx, VREF+, VREF-) away from digital switching traces such as PWM outputs and oscillator pins. Provide a ground plane under the MCU and keep the crystal (if used) close to OSC1/OSC2 with short traces and a grounded guard ring. For ICSP, dedicate RB6/ICSPCLK and RB7/ICSPDAT to programming even in production boards, with a 4.7 kΩ pull-up on MCLR to VDD for clean in-circuit programming.
Do not assume the LF variant will run at 5 V - the PIC16LF1783-I/SP's absolute maximum VDD is 4.0 V and operation is specified 1.8 V-3.6 V. Exceeding this will damage the part. Also, the LF prefix does NOT mean the device is electrically identical to the 'F' variant - the LF has different brown-out and POR thresholds tuned for low-voltage operation. Always recompile firmware for the LF target in MPLAB X to ensure correct configuration bit values are programmed.
Estimated: at 32 MHz CPU clock, typical core supply current is 4 mA at 3.3 V (~13 mW). The 28-SPDIP package has θJA around 70 °C/W in still air, so junction temperature rise is well under 1 °C - no thermal management is required. Power dissipation scales with peripheral activity; when using PWM at high duty cycles on multiple outputs, verify the absolute maximum current ratings on each I/O pin (25 mA source/sink per pin, 200 mA total for the part) are not exceeded.
Thông tin tuân thủ
RoHS and REACH compliance confirmed by Microchip product documentation. Not AEC-Q100 qualified - the standard industrial variant is -40 °C to +85 °C. For AEC-Q100 automotive applications, choose a dedicated automotive-grade PIC16F1xxx part. Halogen-free per Microchip product page.
