PIC16LF18877T-I/MV - 8-bit 32MHz 56KB Flash XLP MCU | Microchip
MPN: PIC16LF18877T-I/MV ✓ AktifPIC16LF18877T-I/MV Ringkasan
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM/EEPROM), and programmable peripherals. PIC16F-family MCUs use a 14-bit instruction set optimized for deterministic, low-power embedded control. Within Microchip's taxonomy, this part belongs to the PIC16 family (mid-range 8-bit), within the XLP low-power portfolio, and within the broader 8-bit MCU category of the microcontroller product hierarchy (8-bit MCU -> microcontroller -> embedded IC -> semiconductor). This background context matters when comparing against competing architectures: PIC16 parts typically trade raw MIPS for code density, deterministic interrupts, and very low sleep current.
Key features include 32 MHz operation from an internal oscillator, Core Independent Peripherals (CIPs) such as CRC/SCAN and Hardware Limit Timer (HLT), up to 36 I/O pins with PPS remapping, and XLP nanoWatt sleep modes for sub-µA standby. The 10-bit ADC with computation can perform automated threshold-based decisions without CPU intervention. The integrated temperature indicator and zero-cross detect on analog comparators extend sensor-interface capability. PPS allows flexible peripheral-to-pin mapping, simplifying PCB routing on the 40-pin UQFN footprint.
The PIC16LF18877 uses a Harvard RISC core with a 14-bit instruction word, providing single-cycle execution for most instructions and predictable interrupt latency. Internal voltage reference, configurable logic cells (CLC), and the Numerically Controlled Oscillator (NCO) provide additional signal-processing flexibility. Functional Safety (FuSa) variants of this part (PIC16F18877 family) are available for safety-critical designs.
Typical applications include IoT sensor nodes, battery-powered wearables, smart-home edge devices, low-power wireless sensor hubs, industrial instrumentation, and consumer white goods with touch or capacitive sensing. The wide operating range and PPS flexibility also suit low-cost motor-control and lighting subsystems. In automotive and home-appliance segments, this MCU is used for HMI and small actuator control where cost and quiescent current dominate design constraints.
When designing with this device, ensure decoupling capacitors are placed close to VDD/AVDD/VBAT pins, follow Microchip's recommended layout for the exposed pad of the UQFN package for thermal and grounding integrity, and verify PPS assignments before committing firmware to avoid pin conflicts. Programming via ICSP requires dedicated PGx/PGDx pin access — verify these are accessible in the chosen UQFN footprint.
Alternatif penggantian untuk PIC16LF18877T-I/MV — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.
Variasi di dalam seri ini
Model-series yang sama yang kompatibel dengan penggantian PIC16LF18877T-I/MV (sama faktor bentuk dan footprint) — berbeda di dalam ADC, Package, Operating Temperature, Program Memory (Flash), Core.
PIC16F18877T-I/MV
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC16LF18877-I/MV
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC16LF18876T-I/MV
✅ Drop-In📋 Alternatif referensi (tidak dalam katalog)
PIC16LF18875T-I/MV
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
PIC16LF18855T-I/MV
✅ Drop-In ⚠️ Spesifikasi Tidak DisahkanKontak untuk harga
Lihat Datasheet →PIC16LF18854-E/MV
✅ Drop-In ⚠️ Spesifikasi Tidak DisahkanKontak untuk harga
Lihat Datasheet →PIC16LF18877T-I/MV Rating Maksimal & Karakteristik Listrik
| Core | PIC16 8-bit RISC, 14-bit instruction word |
| CPU Speed | 32 MHz maximum |
| Program Memory (Flash) | 56 KB (32K x 14 words) |
| Data EEPROM | 256 B |
| Supply Voltage (Vdd) | 1.8 V to 3.6 V (LF low-voltage range) |
| I/O Pins | Up to 36 |
| ADC | 10-bit, with computation (ADC2) |
| Communication | EUSART, SPI, I2C |
| Peripheral Pin Select (PPS) | Yes |
| Core Independent Peripherals | CRC/SCAN, HLT, CLC, NCO |
| Low-Power Modes | XLP nanoWatt sleep, IDLE, DOZE |
| Paket | 40-pin UQFN (MV) 5x5 mm with exposed pad |
| Tipe Mounting | Surface Mount |
| Suhu Kerja | -40 C to +85 C (Industrial, 'I' suffix) |
| Status RoHS | Compliant |
Konfigurasi Pin PIC16LF18877T-I/MV
| Pin produk 1 | RA5 — Port A bit 5 (ICSP data, I/O) |
| Pin produk 2 | RA4 — Port A bit 4 (I/O) |
| Pin produk 3 | RA3 — Port A bit 3 (I/O) |
| Pin produk 4 | RA2 — Port A bit 2 (I/O) |
| Pin produk 5 | RA1 — Port A bit 1 (analog input) |
| Pin produk 6 | RA0 — Port A bit 0 (analog input) |
| Pin produk 7 | VSS — Ground reference |
| Pin produk 8 | VDD — Positive supply voltage |
| Pin produk 9 | RB7 — Port B bit 7 (I/O) |
| Pin produk 10 | RB6 — Port B bit 6 (PGC, I/O) |
| Pin produk 11 | RB5 — Port B bit 5 (I/O) |
| Pin produk 12 | RB4 — Port B bit 4 (I/O) |
| Pin produk 13 | RB3 — Port B bit 3 (I/O) |
| Pin produk 14 | RB2 — Port B bit 2 (I/O) |
| Pin produk 15 | RB1 — Port B bit 1 (I/O) |
| Pin produk 16 | RB0 — Port B bit 0 (interrupt-on-change, I/O) |
| Pin produk 17 | RC7 — Port C bit 7 (I/O) |
| Pin produk 18 | RC6 — Port C bit 6 (I/O) |
| Pin produk 19 | RC5 — Port C bit 5 (I/O) |
| Pin produk 20 | RC4 — Port C bit 4 (I/O) |
| Pin produk 21 | RC3 — Port C bit 3 (I/O) |
| Pin produk 22 | RC2 — Port C bit 2 (I/O) |
| Pin produk 23 | RC1 — Port C bit 1 (I/O) |
| Pin produk 24 | RC0 — Port C bit 0 (I/O) |
| Pin produk 25 | RD7 — Port D bit 7 (I/O) |
| Pin produk 26 | RD6 — Port D bit 6 (I/O) |
| Pin produk 27 | RD5 — Port D bit 5 (I/O) |
| Pin produk 28 | RD4 — Port D bit 4 (I/O) |
| Pin produk 29 | RD3 — Port D bit 3 (I/O) |
| Pin produk 30 | RD2 — Port D bit 2 (I/O) |
| Pin produk 31 | RD1 — Port D bit 1 (I/O) |
| Pin produk 32 | RD0 — Port D bit 0 (I/O) |
| Pin produk 33 | RE7 — Port E bit 7 (I/O) |
| Pin produk 34 | RE6 — Port E bit 6 (I/O) |
| Pin produk 35 | RE5 — Port E bit 5 (I/O) |
| Pin produk 36 | RE4 — Port E bit 4 (I/O) |
| Pin produk 37 | RE3 — Port E bit 3 (I/O) |
| Pin produk 38 | RE2 — Port E bit 2 (I/O) |
| Pin produk 39 | RE1 — Port E bit 1 (I/O) |
| Pin produk 40 | RE0 — Port E bit 0 (I/O) |
| Pin produk 41 | EP — Exposed thermal pad - tie to VSS |
Aplikasi Umum
PIC16LF18877T-I/MV cocok untuk 7 aplikasis: Battery-Powered IoT Sensor Node, Wearable Fitness/Health Device, Smart Home Edge Controller, Industrial Instrumentation Front-End, HMI and Touch-Key Replacement, Low-Cost LED Lighting Controller, Automotive Body and Comfort Module.
Battery-Powered IoT Sensor Node
The PIC16LF18877T-I/MV's XLP nanoWatt technology and 1.8V-3.6V supply window make it an ideal host for CR2032 or 2xAA battery-powered IoT sensor nodes. Sleep currents under 1 µA extend coin-cell lifetime to multi-year ranges. The 32 MHz CPU and 56 KB Flash are sufficient to run an MQTT-SN client or LoRaWAN driver with a companion radio module. The 10-bit ADC with computation (ADC2) handles on-chip thresholding, waking the CPU only when a meaningful sensor event occurs, and PPS lets the designer reassign peripheral pins without re-spinning the PCB.
Direkomendasikan
Wearable Fitness/Health Device
Wearables demand tight power budgets and small form factors — both of which the PIC16LF18877T-I/MV addresses. The 40-pin UQFN 5x5 mm footprint fits wristband PCBAs, and the deep-sleep XLP modes preserve battery during standby. The 10-bit ADC and integrated analog comparators interface directly with PPG photodiode signals for heart-rate sensing, while the EUSART/SPI/I2C peripherals drive BLE modules and accelerometers. The Core Independent Peripherals (CLC, NCO) offload waveform generation and signal conditioning, letting the CPU stay asleep until user input is detected via capacitive touch.
Direkomendasikan
Smart Home Edge Controller
Edge controllers for smart-home hubs benefit from the PIC16LF18877T-I/MV's Peripheral Pin Select (PPS), which lets engineers remap EUSART/SPI/I2C peripherals to any available I/O pin during PCB layout. The 56 KB Flash accommodates OTA-bootloader plus Zigbee/BLE-host command translation, and XLP sleep modes reduce standby power when the radio is idle. The 10-bit ADC2 with computation monitors battery voltage or wall-adapter input without external components, while CLCs implement custom logic for button debouncing and LED fade patterns without CPU wake-up.
Direkomendasikan
Industrial Instrumentation Front-End
Industrial sensors require deterministic response and robust peripherals — the PIC16LF18877T-I/MV delivers both via Core Independent Peripherals (CIPs). The Hardware Limit Timer (HLT), CRC/SCAN, and Hardware Signal Modulator run autonomously, offloading critical timing and integrity checks from the CPU. The 10-bit ADC2 with computation provides accurate, oversampled readings of 4-20 mA loop signals, and the 32 MHz core delivers real-time digital filtering. The -40 °C to +85 °C industrial temperature range (I-suffix) supports factory-floor deployments without derating.
Direkomendasikan
HMI and Touch-Key Replacement
The PIC16LF18877T-I/MV's mTouch capacitive-touch peripheral and configurable logic cells (CLC) enable reliable button replacement on white-goods and consumer HMI panels without dedicated touch ICs. The 32 MHz CPU and 56 KB Flash drive segmented LCD or LED matrix displays, while PPS simplifies routing of the multiple I/O required for key scanning. Sleep current under 1 µA means battery-powered remote controls last years on a single cell. The exposed thermal pad of the UQFN package keeps junction temperature low even at 3.6V / 32 MHz continuous operation.
Direkomendasikan
Low-Cost LED Lighting Controller
The PIC16LF18877T-I/MV's PWM outputs, NCO, and CLC peripherals form a complete low-cost LED lighting controller. Multiple PWM channels drive RGB or tunable-white LED strings, while the 10-bit ADC2 reads ambient light and color sensors for closed-loop control. The 32 MHz instruction rate is sufficient for 16-bit PWM resolution at 1 kHz refresh, eliminating flicker in human-perceptible ranges. Low-voltage operation (1.8V-3.6V) suits USB-C powered desk lamps and battery-operated task lights with sub-µA standby current.
Direkomendasikan
Automotive Body and Comfort Module
Automotive interior and body-comfort modules benefit from the PIC16LF18877T-I/MV's extended peripherals and wide operating temperature range. The device drives LED interior lighting, seat-control buttons, and mirror adjustments via PWM and EUSART peripherals. Functional Safety (FuSa) variants exist in the PIC16F18877 family for ASIL-classified subsystems. PPS allows late-stage I/O reassignment, which shortens design cycles when pin-out changes arise late in the platform development. The UQFN package footprint is compatible with the PIC16F18877T-I/MV, allowing migration to FuSa variants without PCB rework.
Direkomendasikan
Ringkasan Produk Direkomendasikan
Data referensi engineering untuk PIC16LF18877T-I/MV — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini | PIC16F18877T-I/MV | PIC16LF18877-I/MV | PIC16LF18876T-I/MV | PIC16LF18875T-I/MV | PIC16LF18855T-I/MV | PIC16LF18854-E/MV |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 40-pin UQFN (MV) 5x5 | 40-pin UQFN (MV) 5x5 - same | 40-pin UQFN (MV) 5x5 - same | 40-pin UQFN (MV) 5x5 - same | 40-pin UQFN (MV) 5x5 - same | 40-pin UQFN (MV) 5x5 - same | 40-pin UQFN (MV) 5x5 - 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 |
| CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Functional Safety (FuSa) | No | Yes | No | No | No | No | No |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +125 C (Extended) |
| Packaging | Tape & Reel | Tape & Reel | Tray | Tape & Reel | Tape & Reel | Tape & Reel | Tray |
Diferensiator Kunci
- Higher Flash density in PIC16 LF family at this footprint (vsPIC16LF18876T-I/MV)
- Low-voltage (LF) operation vs standard F variant (vsPIC16F18877T-I/MV)
- XLP nanoWatt sleep vs standard PIC16 sleep (vsPIC16LF18855T-I/MV)
Catatan Desain
Place 100 nF ceramic decoupling capacitors as close as possible to each VDD/AVDD pin, and add a bulk 1-10 µF capacitor at the board's power-entry point. For battery operation below 2.0V, verify the brown-out reset (BOR) and low-voltage detect (LVD) thresholds in the PIC16(L)F1885X/7X datasheet match the battery's end-of-life voltage to avoid spurious resets. For XLP sleep, follow Microchip's nanoWatt design checklist: disable unused peripherals, switch to the low-power internal oscillator, and drive I/O pins to defined logic levels before sleep.
The 40-pin UQFN (MV) 5x5 mm package includes an exposed thermal pad (EP) that must be soldered to a copper pour connected to VSS for mechanical strength and thermal dissipation. Without proper EP soldering, the die's junction-to-ambient thermal resistance (theta_JA) increases dramatically, which can reduce maximum operating life at 32 MHz / 3.6V. Recommended pad geometry: at least 16 thermal vias (0.3 mm drill, 0.6 mm pitch) connecting EP to the internal ground plane.
Route the ICSP programming pins (PGx/PGDx) to a header or test pad even if production programming is via ICSP socket — this enables field firmware updates and debugging. The PPS feature means many peripherals can be remapped to alternate pins, so reserve flexibility in the PCB layout for late-stage pin reassignment. Keep ADC analog traces short and isolated from switching signals; route AVSS separately from digital ground and join them at a single point near the MCU.
Common pitfalls: (1) forgetting to disable the JTAG pins on ports to free them as I/O; (2) using the internal oscillator without enabling the PLL when higher frequency is required; (3) ignoring Configuration Words — particularly the WDT (watchdog timer), LVP (low-voltage programming), and CP (code-protect) bits — which can lock the device or cause unexpected resets; (4) assuming PPS is unlimited — some peripherals have restricted pin selections; consult the datasheet's Peripheral Pin Select tables. Always read the PIC16(L)F1885X/7X family errata document before finalizing firmware.
Informasi Konformitas
RoHS compliant per Microchip product page. PIC16LF18877T-I/MV is not AEC-Q100 qualified — for AEC-Q100 automotive applications choose PIC16F18877T-I/MV (FuSa, 2.3V-5.5V) or other AEC-Q100 PIC16 variants.
