PIC16LF1516-E/SP - 14KB Flash 8-bit MCU 20MHz | Microchip
MPN: PIC16LF1516-E/SP ✓ Hoạt độngPIC16LF1516-E/SP Tóm tắt
An 8-bit microcontroller (MCU) is a single-chip computer that combines an 8-bit CPU, program memory (Flash/ROM), data memory (RAM), peripheral I/O, and timers on one die. PIC microcontrollers sit within the broader category of microcontrollers, embedded controllers, and system-on-chip devices used in microcontroller unit hierarchy across consumer, industrial, and automotive electronics. The 8-bit architecture suits simple control loops, sensor read-out, HMI key scanning, and protocol bridging where deterministic timing and code density matter more than raw compute.
Key features include 17 digital I/O pins, multiple timers (Timer0, Timer1/3 with gate, Timer2/4/6), a 10-bit ADC with up to 17 channels, enhanced Capture/Compare/PWM (ECCP) peripherals, Master Synchronous Serial Port (MSSP) supporting SPI and I2C master/slave, and two comparators. The device supports in-circuit serial programming (ICSP) via the ICSPCLK/ICSPDAT pins, allowing field firmware updates without removing the part from the board.
Typical applications include low-power IoT sensor nodes, battery-powered home automation devices, consumer appliances, industrial control panels, and educational/hobbyist platforms where 8-bit deterministic control and through-hole easy-rework packaging are valued. The 28-SPDIP package is preferred for breadboarding and hand-soldering in prototyping or low-volume production environments.
When designing with this part, ensure the supply voltage stays within 1.8 V-3.6 V, connect AVCC and AVSS per the datasheet for ADC accuracy, and budget for ICD debugger header on ICSPCLK/ICSPDAT. Reset, oscillator, and MCLR configurations must follow the datasheet reference circuits to guarantee reliable startup across temperature.
This page synthesises verified distributor specifications, drop-in PIC16 family alternatives, and practical design notes for engineers selecting a low-voltage 8-bit MCU in 28-SPDIP form factor.
Bộ thay thế dễ dàng lắp đặt cho PIC16LF1516-E/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 PIC16LF1516-E/SP (cùng hình factor và footprint) — khác nhau ở Package, Operating Temperature, Timers, ADC, I/O Pins.
PIC16LF1516-I/SP
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16LF1518-E/SP
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F1516-E/SP
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16LF1507-E/SP
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC16LF1508-E/P
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC16LF1455-I/P
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC16LF1516-E/SP Tỷ lệ tối đa & tính chất điện
| Core Architecture | PIC enhanced mid-range (8-bit) |
| Instruction Set Size | 49 instructions |
| Stack Levels | 16 |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| Data RAM | 512 bytes |
| Data EEPROM | 256 bytes |
| Maximum CPU Frequency | 20 MHz |
| Supply Voltage Range | 1.8 V to 3.6 V |
| I/O Pins | 17 |
| ADC | 10-bit, up to 17 channels |
| Comparators | 2 |
| Communication | MSSP (SPI, I2C Master/Slave) + EUSART |
| Timers | Timer0, Timer1/3 with gate, Timer2/4/6 |
| PWM Channels | Up to 4 (via ECCP + CCP) |
| Internal Oscillator | 16 MHz |
| Khoảng nhiệt độ hoạt động | -40C to +125C (E suffix) |
| Hộp | 28-SPDIP (0.300 inch / 7.62 mm) |
| Kiểu lắp đặt | Through-Hole |
| Programming Interface | ICSP (In-Circuit Serial Programming) |
| Trạng thái RoHS | Compliant |
Cấu hình chân PIC16LF1516-E/SP
| Chân 1 | MCLR/Vpp/RE3 — Master Clear reset input / programming voltage |
| Chân 2 | RA0 — PORTA digital I/O / AN0 analog |
| Chân 3 | RA1 — PORTA digital I/O / AN1 analog |
| Chân 4 | RA2 — PORTA digital I/O / AN2 analog |
| Chân 5 | RA3 — PORTA digital I/O / AN3 analog |
| Chân 6 | RA4 — PORTA digital I/O / T0CKI / AN4 |
| Chân 7 | RA5 — PORTA digital I/O / AN5 |
| Chân 8 | RB6 — PORTB digital I/O / ICSPCLK |
| Chân 9 | RB7 — PORTB digital I/O / ICSPDAT |
| Chân 10 | VSS — Ground (digital) |
| Chân 11 | RC0 — PORTC digital I/O / AN16 / T1CKI |
| Chân 12 | RC1 — PORTC digital I/O / AN17 / ECCP1 PWM |
| Chân 13 | RC2 — PORTC digital I/O / AN18 / ECCP1 PWM |
| Chân 14 | RC3 — PORTC digital I/O / AN19 |
| Chân 15 | RC4 — PORTC digital I/O / AN20 |
| Chân 16 | RC5 — PORTC digital I/O / AN21 |
| Chân 17 | RC6 — PORTC digital I/O / EUSART TX |
| Chân 18 | RC7 — PORTC digital I/O / EUSART RX |
| Chân 19 | VSS — Ground (digital) |
| Chân 20 | VDD — Positive supply 1.8-3.6 V |
| Chân 21 | RB0 — PORTB digital I/O / INT0 / AN12 |
| Chân 22 | RB1 — PORTB digital I/O / INT1 / AN10 |
| Chân 23 | RB2 — PORTB digital I/O / AN8 |
| Chân 24 | RB3 — PORTB digital I/O / AN9 |
| Chân 25 | RB4 — PORTB digital I/O / AN11 |
| Chân 26 | RB5 — PORTB digital I/O / AN13 |
| Chân 27 | AVSS — Analog ground |
| Chân 28 | AVDD — Analog positive supply |
Ứng dụng tiêu biểu
PIC16LF1516-E/SP phù hợp cho 6 Áp dụngs: Battery-Powered IoT Sensor Nodes, Home Automation Controllers, Industrial Sensor Interface Modules, Consumer Appliance User-Interface Boards, Automotive Interior Modules (Non-Safety), Educational & Hobbyist Development Boards.
Battery-Powered IoT Sensor Nodes
The PIC16LF1516-E/SP's 1.8-3.6 V XLP silicon delivers nanoWatt XLP sleep currents (deep-sleep < 20 nA typical per datasheet) while running 20 MHz MIPs at full speed. Its 14 KB Flash easily stores BLE/Zigbee-stack-bound MCU telemetry, while the 10-bit ADC captures up to 17 analog channels from environmental sensors. Combined with the 28-SPDIP footprint ideal for prototype boards and battery holders, the LF1516 can be the principal MCU in soil-moisture, asset-tracking, or wildlife-monitoring nodes where 2xAA or coin-cell operation is required.
Được đề xuất
Home Automation Controllers
In wall-switch or smart-bulb gateway hubs, the PIC16LF1516-E/SP provides low-cost 8-bit control with SPI/I2C MSSP and an EUSART for bridge connectivity. Its 17 I/O lines map cleanly to relay controls, capacitive-touch buttons, and indicator LEDs, while the 256-byte EEPROM retains user-set preferences and pairing codes across power cycles. Operating at 3.0 V from regulated mains makes the LF1516 well-suited for lighting, fan, and alarm panels where uptime and quiet operation matter.
Được đề xuất
Industrial Sensor Interface Modules
Industrial thermocouple, RTD, and pressure-transducer front-ends benefit from PIC16LF1516-E/SP's 10-bit ADC, 1.8 V minimum operation, and wide -40C to +125C (E) industrial temperature range. The MSSP peripheral is master-readable to digital-correction ICs, while ECCP modules drive PID-controlled loops and PWM actuators. The 28-SPDIP package streamlines hand-prototype test fixtures in factory automation retrofits and eliminates the need for SMD rework stations during field service.
Được đề xuất
Consumer Appliance User-Interface Boards
Coffee machines, microwave keypads, and washing-machine HMI boards use PIC16LF1516-E/SP to scan key matrices, drive seven-segment or character LCDs, and run timing logic. Built-in timers (TMR1/3 with gate) handle precise cook-cycle intervals and motor ramp profiles, while the 14 KB Flash absorbs graphic UI state machines. Operating on 3.3 V from a small LDO keeps heat dissipation inside the appliance near zero, supporting long-product-life consumer designs.
Được đề xuất
Automotive Interior Modules (Non-Safety)
Although not AEC-Q100 qualified, the -40C to +125C operating range of PIC16LF1516-E/SP allows use in non-safety automotive interior modules such as ambient lighting controllers, USB charging ports, and accessory switches. The 8-bit deterministic core offers responsive switch-debounce and LED-fade profiles without OS overhead. Use of the LF 3.3 V rail aligns with modern body-electronics 12 V -> 3.3 V conversion trees.
Được đề xuất
Educational & Hobbyist Development Boards
The PIC16LF1516-E/SP is a popular choice for educational development boards (e.g., Microchip Curiosity LPC, low-cost 28-SPDIP training kits) where its through-hole pin pitch is easy to breadboard and hand-solder. The MPLAB IDE/XC8 toolchain, free ICD debugger firmware, and ICSP programming make it approachable for entry-level embedded programmers, while the 14 KB Flash and 17 I/O enable substantive projects ranging from robotics sensors to simple game hardware.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC16LF1516-E/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 | PIC16LF1516-I/SP | PIC16LF1518-E/SP | PIC16F1516-E/SP | PIC16LF1507-E/SP |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SPDIP | 28-SPDIP - same | 28-SPDIP - same | 28-SPDIP - same | 28-SPDIP - same |
| Flash Memory | 14 KB | 14 KB | 28 KB | 14 KB | 3.5 KB |
| RAM | 512 B | 512 B | 1024 B | 512 B | 128 B |
| Max Frequency | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| Supply Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 2.3 V to 5.5 V | 1.8 V to 3.6 V |
| Operating Temperature | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (E) | -40C to +125C (E) | -40C to +125C (E) |
| ADC Resolution | 10-bit | 10-bit | 10-bit | 10-bit | 10-bit |
| MSSP (I2C/SPI) | 1 | 1 | 1 | 1 | 1 |
Bảo phân biệt quan trọng
- XLP eXtreme Low-Power process variant (vsPIC16F1516-E/SP)
- Extended -40C to +125C temperature grade (vsPIC16LF1516-I/SP)
- Balanced Flash and peripherals in 28-SPDIP (vsPIC16LF1507-E/SP)
Ghi chú thiết kế
PIC16LF1516-E/SP supply rails (VDD/AVDD) must be tied together and bypassed with 100 nF + 4.7 uF ceramic to a low-impedance ground plane within 5 mm of each pair. AVDD may be tied to VDD for typical digital designs, or driven from a separate LDO for noise-sensitive ADC measurements. A 10 kOhm pull-up on MCLR is recommended; a switchable reset circuit (TIL reset generator or simple RC) is acceptable when configurability is unimportant. Always include a 100 nF decoupling capacitor on each VDD pin pair as per Microchip family reference designs.
For 28-SPDIP through-hole layout, route ICSPCLK (pin 27), ICSPDAT (pin 28), and MCLR (pin 1) trace stubs short and unbypassed to nearby test pads. Use a 6-pin single-row 0.1 inch header for ICD/programming. PORTA analog pins (RA0-RA5) require matched ground-return traces and short stubs to avoid ground bounce from switching RC outputs; place RC series resistors near the MCU pin to dampen CCB noise on analog channels.
Do not exceed 3.6 V on any VDD/AVDD/MCLR pin; the LF process variant is not 5 V tolerant and permanent damage will occur. Configuration bits (CONFIG1-4) must be set to select INTOSC vs external crystal and to disable code protection if not needed. If deep sleep / XLP operation is desired, ensure the WDT, BOR, and SOSC are disabled unless required by application; any unconfigured analog pin floating high can create Iq leakage.
Estimated: at 20 MHz active CPU and 3.3 V supply, the typical IDD of PIC16LF1516 class is approximately 1.5-2.0 mA active (datasheet typical) and nanoWatt XLP sleep below 1 uA. Power dissipation at this level is negligible (< 10 mW), so the 28-SPDIP package is comfortably within thermal limits without copper pouring. For high-output-current GPIO designs, ensure cumulative DC per port does not exceed Microchip's maximum current specification.
Thông tin tuân thủ
ROHS and lead-free per Microchip product page. E suffix is industrial-grade -40C to +125C, not AEC-Q100 qualified for safety-critical automotive.
