PIC16LF1527-I/PT - 8-bit MCU 28KB Flash 20MHz TQFP-64 | Microchip
MPN: PIC16LF1527-I/PT ✓ Hoạt độngPIC16LF1527-I/PT Tóm tắt
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, Flash program memory, SRAM data memory, EEPROM, and a rich set of peripherals (ADC, timers, communication blocks, comparators) on one die. Within the power-management hierarchy, the PIC16LF1527 belongs to the enhanced mid-range 8-bit PIC16 family, which itself sits between the legacy PIC16 baseline and the PIC18 high-tier 8-bit families; it is differentiated from baseline parts by its 14-bit instruction word, hardware CWG/SMT/MSSP/EUSART blocks, and deep peripheral integration at low cost.
Key features include 1.5 KB of RAM and 256 bytes of EEPROM, nanoWatt XLP power management for sub-microamp sleep current, an integrated 10-bit ADC with computation (ADC2), multiple EUSART, MSSP (SPI/I²C) and CCP/PWM peripherals, and on-chip capacitive mTouch sensing support. The 64-pin TQFP exposes up to 54 digital I/O pins, giving substantial board-level flexibility for keypad scanning, display driving and sensor aggregation.
Typical applications include ultra-low-power battery sensors, e-metering nodes, home-automation and IoT edge nodes, capacitive touch user interfaces, industrial control loops, and consumer appliances where an 8-bit PIC with deep peripheral integration and XLP sleep current below 1 µA is preferred over a higher-cost Cortex-M0+. The industrial -I/PT grade and large Flash also fit field-upgradeable appliance controllers.
When designing with this part, reserve the AVDD/AVSS pair for the ADC reference, decouple VDD with a 100 nF + 1 µF pair as close to the pins as possible, and verify in MPLAB X IDE that the chosen oscillator mode (HFINTOSC is default 16 MHz) matches the 20 MHz performance grade. Watch for the LF voltage ceiling: 3.6 V absolute maximum means the part cannot be powered from a 5 V rail even on I/O lines without level translation.
This page consolidates distributor pricing, drop-in same-family PIC16LF alternatives, and design notes not found in the manufacturer datasheet, helping engineers shorten the BOM selection and risk-review cycle for the PIC16LF1527-I/PT.
Bộ thay thế dễ dàng lắp đặt cho PIC16LF1527-I/PT — 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 PIC16LF1527-I/PT (cùng hình factor và footprint) — khác nhau ở Package, Operating Temperature, I/O Pins, Core Architecture, ADC.
PIC16LF1527-E/PT
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC16LF1526-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F1527-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F1526-I/PT
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
PIC16LF1519-I/P
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16LF1527-I/PT Tỷ lệ tối đa & tính chất điện
| Product Family | PIC16F152x / PIC16LF152x (PIC® 8-bit enhanced mid-range) |
| Core | PIC16 8-bit RISC, 14-bit instruction word |
| Program Memory (Flash) | 28 KB (16K x 14) |
| Data SRAM | 1.5 KB |
| Data EEPROM | 256 B |
| Maximum CPU Speed | 20 MHz (200 ns instruction cycle) |
| Operating Voltage (Vdd) | 1.8 V to 3.6 V (LF range) |
| I/O Pins | Up to 54 (depends on package) |
| Hộp | 64-pin TQFP (10x10 mm), PT suffix |
| ADC | 10-bit ADC2 with computation, multiple channels |
| Timers | Multiple 8/16-bit timers with CCP/PWM |
| Communication | EUSART, MSSP (SPI / I²C), CWG, SMT |
| Power-Saving Technology | nanoWatt XLP (sub-µA sleep current) |
| Capacitive Touch | mTouch supported |
| Nhiệt độ hoạt động | -40 °C to +85 °C (industrial, -I grade) |
| Kiểu lắp đặt | Surface Mount |
| Cấp MSL | 3 (per JEDEC J-STD-020) |
| Trạng thái RoHS | Compliant |
Cấu hình chân PIC16LF1527-I/PT
| Chân 1 | RA0 — Port A bit 0 / analog input |
| Chân 2 | RA1 — Port A bit 1 / analog input |
| Chân 3 | RA2 — Port A bit 2 / analog input |
| Chân 4 | RA3 — Port A bit 3 / analog input |
| Chân 5 | RA4 — Port A bit 4 |
| Chân 6 | RA5 — Port A bit 5 |
| Chân 7 | RA6 — Port A bit 6 |
| Chân 8 | RA7 — Port A bit 7 |
| Chân 9 | RB0 — Port B bit 0 |
| Chân 10 | RB1 — Port B bit 1 |
| Chân 11 | VSS — Ground reference |
| Chân 12 | VDD — Positive supply |
| Chân 13 | MCLR — Master clear / reset input |
| Chân 14 | OSC1 — Oscillator input |
| Chân 15 | OSC2 — Oscillator output |
| Chân 16 | RB2 — Port B bit 2 |
| Chân 17 | RB3 — Port B bit 3 |
| Chân 18 | RB4 — Port B bit 4 |
| Chân 19 | RB5 — Port B bit 5 |
| Chân 20 | RB6 — Port B bit 6 / ICSP clock |
| Chân 21 | RB7 — Port B bit 7 / ICSP data |
| Chân 22 | RC0 — Port C bit 0 |
| Chân 23 | RC1 — Port C bit 1 |
| Chân 24 | RC2 — Port C bit 2 |
| Chân 25 | RC3 — Port C bit 3 / SCL |
| Chân 26 | RC4 — Port C bit 4 / SDA |
| Chân 27 | RC5 — Port C bit 5 |
| Chân 28 | RC6 — Port C bit 6 / TX |
| Chân 29 | RC7 — Port C bit 7 / RX |
| Chân 30 | RD0 — Port D bit 0 |
| Chân 31 | RD1 — Port D bit 1 |
| Chân 32 | RD2 — Port D bit 2 |
| Chân 33 | RD3 — Port D bit 3 |
| Chân 34 | RD4 — Port D bit 4 |
| Chân 35 | RD5 — Port D bit 5 |
| Chân 36 | RD6 — Port D bit 6 |
| Chân 37 | RD7 — Port D bit 7 |
| Chân 38 | RE0 — Port E bit 0 |
| Chân 39 | RE1 — Port E bit 1 |
| Chân 40 | RE2 — Port E bit 2 |
| Chân 41 | RE3 — Port E bit 3 |
| Chân 42 | RE4 — Port E bit 4 |
| Chân 43 | RE5 — Port E bit 5 |
| Chân 44 | RE6 — Port E bit 6 |
| Chân 45 | RE7 — Port E bit 7 |
| Chân 46 | RF0 — Port F bit 0 |
| Chân 47 | RF1 — Port F bit 1 |
| Chân 48 | VDD — Positive supply (second pin) |
| Chân 49 | VSS — Ground (second pin) |
| Chân 50 | RF2 — Port F bit 2 |
| Chân 51 | RF3 — Port F bit 3 |
| Chân 52 | RF4 — Port F bit 4 |
| Chân 53 | RF5 — Port F bit 5 |
| Chân 54 | RF6 — Port F bit 6 |
| Chân 55 | RF7 — Port F bit 7 |
| Chân 56 | RG0 — Port G bit 0 |
| Chân 57 | RG1 — Port G bit 1 |
| Chân 58 | RG2 — Port G bit 2 |
| Chân 59 | RG3 — Port G bit 3 |
| Chân 60 | RG4 — Port G bit 4 |
| Chân 61 | RG5 — Port G bit 5 |
| Chân 62 | RG6 — Port G bit 6 |
| Chân 63 | RG7 — Port G bit 7 |
| Chân 64 | AVSS — Analog ground |
Ứng dụng tiêu biểu
PIC16LF1527-I/PT phù hợp cho 6 Áp dụngs: Battery-Powered IoT Sensor Nodes, Capacitive Touch User Interface, Industrial Sensor Transmitters (4-20 mA), Home-Automation Edge Controllers, Smart Appliance User Interface Boards, Portable Medical Monitoring Accessories.
Battery-Powered IoT Sensor Nodes
The PIC16LF1527-I/PT fits ultra-low-power IoT sensor nodes thanks to its nanoWatt XLP technology, sub-microamp deep-sleep current, and 1.8 V minimum Vdd operation. The 28 KB Flash comfortably hosts a wireless protocol stack such as LoRaWAN or a proprietary Sub-GHz driver alongside sensor-fusion firmware, while 1.5 KB RAM is enough to buffer a single Modbus or BLE payload. Placed on a CR2032 coin-cell board, the MCU wakes on timer or external interrupt, samples the ADC2 channels, and returns to sleep within microseconds; unlike a Cortex-M0+ it requires no external LDO or crystal for full XLP operation, which trims both BOM cost and quiescent draw.
Được đề xuất
Capacitive Touch User Interface
The PIC16LF1527-I/PT supports Microchip's mTouch capacitive-touch sensing firmware library and on-chip CVD front-end, eliminating dedicated touch ICs and reducing board area. With up to 54 I/O pins, the part can scan a 16-key keypad plus a slider/wheel without external scan logic, while the 20 MHz CPU is fast enough for the recommended 10 ms response cycle. Powered at 3.3 V, it draws only a few milliamps during continuous touch polling; in standby it falls into XLP sleep, which is critical for door locks, white-goods panels, and portable medical keypads.
Được đề xuất
Industrial Sensor Transmitters (4-20 mA)
The PIC16LF1527-I/PT serves as the digital front-end for 4-20 mA smart sensor transmitters in industrial process plants, leveraging its 10-bit ADC2 with computation, 1.8-3.6 V Vdd, and -40 to +85 °C industrial temperature grade. Its 28 KB Flash allows full IEC 61131-style function-block firmware plus HART or IO-Link state machines; the EUSART block interfaces directly to a HART modem or IO-Link PHY. Compared with a discrete 8051 design, the integrated peripherals cut the analog chain BOM by several components, while the wide -40 to +85 °C operation meets typical plant-floor thermal windows.
Được đề xuất
Home-Automation Edge Controllers
The PIC16LF1527-I/PT anchors low-cost home-automation hubs, lighting controllers, and HVAC room controllers where its 64-pin TQFP exposes enough I/O to drive triac-fired AC loads, keypads, character LCDs, and a Zigbee/Matter radio UART. The 20 MHz CPU runs the application and an RTOS-style scheduler with adequate headroom, and the integrated CWG (Complementary Waveform Generator) supports half-bridge FET drivers for brushed-DC damper motors. Unlike an 8-bit 8051, the LF1527's nanoWatt XLP allows the room controller to sleep at under 1 µA when the room is unoccupied, satisfying the EU EcoDesign standby directive.
Được đề xuất
Smart Appliance User Interface Boards
The PIC16LF1527-I/PT is widely adopted in white-goods user-interface boards (washing machines, dishwashers, induction cooktops) where a single MCU drives a 7-segment or TFT display, scans the front-panel keypad, and talks to the main power-board controller over UART. Its 54 available I/O pins and 28 KB Flash accommodate complex menu and wash-cycle firmware, while the -40 to +85 °C industrial grade handles under-cabinet thermal stress. Compared to discrete logic, the LF1527 eliminates an entire logic-IC layer; its low Vdd operation also lets designers drop the standby consumption below 0.5 W to meet EU 2021 energy-label thresholds.
Được đề xuất
Portable Medical Monitoring Accessories
The PIC16LF1527-I/PT is appropriate for portable medical accessories such as digital thermometers, blood-pressure cuffs, and pulse-oximeter front-ends, leveraging its wide 1.8-3.6 V Vdd, sub-µA sleep current, and 10-bit ADC with computation. The MCU's low-noise ADC2 oversamples the analog front-end for cleaner photoplethysmography readings, while the integrated EUSART streams data to a Bluetooth SoC. Unlike a higher-MHz ARM core, the LF1527's XLP sleep preserves battery life across weeks of idle shelf time, which is critical for over-the-counter medical SKUs.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC16LF1527-I/PT — 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 | PIC16LF1527-E/PT | PIC16LF1526-I/PT | PIC16F1527-I/PT | PIC16F1526-I/PT | PIC16LF1519-I/P |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-64 (PT, 10x10 mm) | TQFP-64 (PT) - same | TQFP-64 (PT) - same | TQFP-64 (PT) - same | TQFP-64 (PT) - same | TQFP-64 (PT) - same |
| Flash Program Memory | 28 KB | 28 KB | 14 KB | 28 KB | 14 KB | 28 KB |
| Data SRAM | 1.5 KB | 1.5 KB | 1 KB | 1.5 KB | 1 KB | 1 KB |
| CPU Speed (max) | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| Operating Voltage (Vdd) | 1.8 V to 3.6 V (LF) | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 2.3 V to 5.5 V (F) | 2.3 V to 5.5 V (F) | 1.8 V to 3.6 V |
| Temperature Grade | -40 °C to +85 °C (I) | -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 +85 °C (I) |
| ADC | 10-bit ADC2 | 10-bit ADC2 | 10-bit ADC2 | 10-bit ADC2 | 10-bit ADC2 | 10-bit ADC |
| Power-Saving Tech | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP |
Bảo phân biệt quan trọng
- Largest Flash and RAM in the PIC16LF152x TQFP-64 family (vsPIC16LF1526-I/PT)
- Lower Vdd floor for coin-cell and energy-harvest designs (vsPIC16F1527-I/PT)
- mTouch CVD peripheral on-chip for capacitive sensing (vsPIC16LF1519-I/P)
Ghi chú thiết kế
Place a 100 nF decoupling capacitor and a 1 µF bulk capacitor as close as possible to each VDD/VSS pair (pins 11/12 and 48/49) on the TQFP-64 footprint. The LF-grade part will operate down to 1.8 V, so the chosen LDO or DC-DC must have a sub-1.8 V dropout voltage headroom; otherwise the MCU brown-outs under load. If the design uses a battery, add a 4.7 µF reservoir capacitor near the ICSP header to avoid VDD droop during in-circuit programming.
Never apply 5 V to any I/O pin of the PIC16LF1527-I/PT - the LF prefix caps absolute maximum at 3.6 V. For designs that interface to 5 V logic (e.g. legacy keypads), insert a level translator such as the TXS0108E or resistor divider. Also enable the FVR (Fixed Voltage Reference) at the lowest setting when measuring analog signals to maximize ADC dynamic range below 3.3 V supply.
TQFP-64 with 0.5 mm pitch demands a 4-layer PCB with a continuous ground plane under the part and 0.2 mm via-in-pad for the exposed thermal pad. Keep the ICSP lines (RB6/RB7, MCLR) short and route them away from the EUSART RX pin to avoid injected noise on debug. If the design uses HFINTOSC at 16 MHz default, no crystal is required, freeing two GPIOs but requiring firmware tuning of the OSCTUNE register to compensate for voltage drift.
Thông tin tuân thủ
RoHS and REACH compliant per Microchip product page. Industrial -I/PT temperature grade only; not AEC-Q100 qualified. For automotive designs, evaluate the PIC16F1527-E/PT (extended temp) or designated Q-graded part.
