PIC18LF6627T-I/PT - 96KB Flash 8-bit MCU 40MHz TQFP-64 | Microchip
MPN: PIC18LF6627T-I/PT ✓ AktifPIC18LF6627T-I/PT Ringkasan
A PIC microcontroller is a family of low-power, high-reliability 8-/16-/32-bit RISC microcontrollers built around Microchip's proprietary Harvard architecture. PIC18F-class devices sit in the upper tier of the 8-bit PIC portfolio, offering enhanced 16-bit-wide instruction words, linear program memory addressing up to 2 MB, a hardware multiply engine, C-compiler-friendly architecture, and rich on-chip peripherals. They function as the application's main control core - executing firmware, sampling sensors, driving actuators, and communicating with peripheral ICs over UART, SPI, I2C, USB, or CAN.
Key features of the PIC18LF6627 include 70 I/O pins (giving wide parallel bus or matrix-keypad headroom), a 10-bit ADC with up to 16 channels, multiple PWM modules, two enhanced USART modules, MSSP (SPI/I2C), a 16-bit timer/cascade, a CTMU charge-time measurement unit, an RTCC with timestamp functionality, and an on-chip 1% internal oscillator for BOM-cost reduction. The device supports In-Circuit Serial Programming (ICSP) and In-Circuit Debug (ICD) via two pins, allowing firmware updates in the field without removing the MCU.
Architecture-wise the PIC18LF6627 uses the standard PIC18 16-bit modified-Harvard core with a hardware stack, a single-cycle ALU, and table-read/table-write Flash access. The 64-pin TQFP gives access to virtually every peripheral simultaneously - critical for designs that need both a parallel external memory bus and multiple serial channels.
Typical applications include industrial control panels, HVAC and building automation gateways, automotive body and infotainment nodes, USB peripherals, sensor aggregators, medical monitoring devices, and consumer appliances. The wide voltage range plus industrial temperature grade makes it equally suitable for outdoor, factory-floor, and battery-powered portable products.
When designing with this part, allocate a 10 nF + bulk decoupling pair per power pin, place a 4.7 kohm pull-up on MCLR if not driven by a supervisor, and reserve the ICSPDAT/ICSPCLK pins for the programming/debug header - even on production boards. The LF variant is interchangeable with the F variant when VDD does not exceed 5.5 V, giving flexibility to switch F/LF based on inventory.
This page synthesizes distributor pricing, drop-in alternatives, parameter comparisons, and practical design notes not aggregated in the manufacturer datasheet alone.
Alternatif penggantian untuk PIC18LF6627T-I/PT — 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 PIC18LF6627T-I/PT (sama faktor bentuk dan footprint) — berbeda di dalam Timers, Package, Core Architecture, ADC, I/O Pins.
PIC18LF6627-I/PT
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC18LF6622T-I/PT
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC18LF8722T-I/PT
✅ Drop-In📋 Alternatif referensi (tidak dalam katalog)
PIC18LF6627T-I/PT Rating Maksimal & Karakteristik Listrik
| Core Architecture | PIC18 (8-bit RISC Harvard) |
| Program Memory (Flash) | 96 KB (48K x 16) |
| Data RAM | 4 KB |
| EEPROM | 1 KB |
| Maximum CPU Frequency | 40 MHz |
| Supply Voltage (VDD) | 2.0 V to 5.5 V |
| I/O Pins | 70 (multiplexed) |
| A/D Converter | 10-bit, up to 16 channels |
| PWM Modules | Yes (multiple CCP/ECCP) |
| USART | 2x Enhanced USART |
| MSSP (SPI/I2C) | Yes |
| Timers | Multiple 8-bit and 16-bit |
| Internal Oscillator | 31 kHz + 8 MHz selectable (1% accuracy) |
| Suhu Kerja | -40C to +85C (Industrial) |
| Paket | 64-pin TQFP (PT), 10x10 mm |
| Tipe Mounting | Surface Mount |
| Level MSL | 3 (168 hours) |
| Lead-Free / RoHS | Yes (lead-free, RoHS compliant) |
| ICSP / ICD | Yes (2-wire) |
| Operating Voltage Rails Supported | 2.5 V / 3.3 V / 5 V |
Konfigurasi Pin PIC18LF6627T-I/PT
| Pin produk 1 | RF0 — Digital I/O / analog input |
| Pin produk 2 | RF1 — Digital I/O / analog input |
| Pin produk 3 | RF2 — Digital I/O / analog input |
| Pin produk 4 | RF3 — Digital I/O / analog input |
| Pin produk 5 | RF4 — Digital I/O / analog input |
| Pin produk 6 | RF5 — Digital I/O / analog input |
| Pin produk 7 | RF6 — Digital I/O / analog input |
| Pin produk 8 | RF7 — Digital I/O / analog input |
| Pin produk 9 | RG0 — Digital I/O |
| Pin produk 10 | RG1 — Digital I/O |
| Pin produk 11 | RG2 — Digital I/O |
| Pin produk 12 | RG3 — Digital I/O |
| Pin produk 13 | MCLR — Master Clear / Reset input |
| Pin produk 14 | OSC1 — Crystal oscillator input |
| Pin produk 15 | OSC2 — Crystal oscillator output |
| Pin produk 16 | RA0 — Digital I/O / analog input |
| Pin produk 17 | RA1 — Digital I/O / analog input |
| Pin produk 18 | RA2 — Digital I/O / analog input |
| Pin produk 19 | RA3 — Digital I/O / analog input |
| Pin produk 20 | RA4 — Digital I/O / analog input |
| Pin produk 21 | RA5 — Digital I/O / analog input |
| Pin produk 22 | VDD — Power supply + |
| Pin produk 23 | VSS — Ground |
| Pin produk 24 | RA6 — Digital I/O / analog input |
| Pin produk 25 | RA7 — Digital I/O / analog input |
| Pin produk 26 | RB0 — Digital I/O / interrupt-on-change |
| Pin produk 27 | RB1 — Digital I/O / interrupt-on-change |
| Pin produk 28 | RB2 — Digital I/O / interrupt-on-change |
| Pin produk 29 | RB3 — Digital I/O / interrupt-on-change |
| Pin produk 30 | RB4 — Digital I/O / interrupt-on-change |
| Pin produk 31 | RB5 — Digital I/O / interrupt-on-change |
| Pin produk 32 | RB6 — Digital I/O / ICSP clock |
| Pin produk 33 | RB7 — Digital I/O / ICSP data |
| Pin produk 34 | RC0 — Digital I/O |
| Pin produk 35 | RC1 — Digital I/O |
| Pin produk 36 | RC2 — Digital I/O |
| Pin produk 37 | RC3 — Digital I/O |
| Pin produk 38 | RD0 — Digital I/O |
| Pin produk 39 | RD1 — Digital I/O |
| Pin produk 40 | RD2 — Digital I/O |
| Pin produk 41 | RD3 — Digital I/O |
| Pin produk 42 | RC4 — Digital I/O |
| Pin produk 43 | RC5 — Digital I/O |
| Pin produk 44 | RC6 — Digital I/O / TX |
| Pin produk 45 | RC7 — Digital I/O / RX |
| Pin produk 46 | RD4 — Digital I/O |
| Pin produk 47 | RD5 — Digital I/O |
| Pin produk 48 | RD6 — Digital I/O |
| Pin produk 49 | RD7 — Digital I/O |
| Pin produk 50 | VSS — Ground |
| Pin produk 51 | VDD — Power supply + |
| Pin produk 52 | RE0 — Digital I/O / analog input |
| Pin produk 53 | RE1 — Digital I/O / analog input |
| Pin produk 54 | RE2 — Digital I/O / analog input |
| Pin produk 55 | RE3 — Digital I/O / analog input |
| Pin produk 56 | RE4 — Digital I/O / analog input |
| Pin produk 57 | RE5 — Digital I/O / analog input |
| Pin produk 58 | RE6 — Digital I/O / analog input |
| Pin produk 59 | RE7 — Digital I/O / analog input |
| Pin produk 60 | VSS — Ground |
| Pin produk 61 | VDD — Power supply + |
| Pin produk 62 | RG4 — Digital I/O |
| Pin produk 63 | RH0 — Digital I/O / analog input |
| Pin produk 64 | RH1 — Digital I/O / analog input |
Aplikasi Umum
PIC18LF6627T-I/PT cocok untuk 6 aplikasis: Industrial Control Panels, Building Automation Gateways, Automotive Body & Infotainment Nodes, USB Peripherals and HIDs, Medical Monitoring Devices, Sensor Aggregators and IoT Edge Nodes.
Industrial Control Panels
The PIC18LF6627T-I/PT suits industrial control panels requiring up to 70 I/O lines for keypad, LCD, relay drivers and sensor inputs. Its 96 KB Flash hosts large protocol stacks (Modbus RTU, CANopen) plus HMI logic, while 4 KB RAM keeps message buffers and LCD framebuffers in chip. The 10-bit ADC with 16 channels reads multiple analog sensor signals simultaneously, and 2.0-5.5 V operation tolerates noisy 24 V-derived rails after regulation. Compared with smaller PIC18F variants, this part's memory headroom removes the need for an external EEPROM and simplifies BOM.
Direkomendasikan
Building Automation Gateways
Building automation gateways aggregate BACnet, Modbus or LonWorks traffic from HVAC, lighting and access-control subsystems. The PIC18LF6627T-I/PT's two enhanced USARTs handle RS-485 trunks at 1 Mbps while MSSP serves an I2C sensor bus. The 70 I/O drive LCD keypads, LEDs and dry-contact relays directly. Industrial -40C to +85C temperature grade supports unconditioned mechanical rooms. The wide 2.0-5.5 V supply lets the same board run from 3.3 V sensor power or 5 V relay power, simplifying dual-voltage designs.
Direkomendasikan
Automotive Body & Infotainment Nodes
Body control modules, mirror controllers, instrument-cluster nodes and infotainment sub-modules benefit from the PIC18LF6627T-I/PT's automotive cousin PIC18LF6627T-I/PT (industrial grade here, with AEC-Q100 grade available as PIC18F6627-I/PT). 70 I/O drive indicator LEDs, switches, motors and LIN/CAN buses. The CTMU charge-time measurement unit enables capacitive touch keys for door handles and infotainment sliders. 96 KB Flash stores bootloader plus full feature firmware; 4 KB RAM serves CAN/LIN mailbox buffers. Wide voltage tolerance handles cranking transients down to 4.0 V nominal.
Direkomendasikan
USB Peripherals and HIDs
The PIC18LF6627T-I/PT hosts USB Full-Speed device firmware stacks for HID-class peripherals such as custom keyboards, pointer devices, audio controls and measurement instruments. The on-chip USB SIE (where present on the LF66xx sub-family) plus 96 KB Flash holds USB stack, class descriptors and application logic. 70 I/O scan matrices up to 8x8 for keypads. The industrial temperature range keeps the part working in automotive and outdoor environments. Compared with smaller PIC16F variants, the LF6627 eliminates external RAM for descriptor buffering.
Direkomendasikan
Medical Monitoring Devices
Patient monitors, infusion pumps and portable diagnostic tools benefit from the PIC18LF6627T-I/PT's 96 KB Flash for protocol stacks (Bluetooth command sets, USB CDC, custom RF), 4 KB RAM for sample buffers, and 16-channel 10-bit ADC for multi-signal acquisition. The LF variant's 2.0 V rail supports single-cell Li-ion designs without boost converters. Industrial -40C to +85C operation covers hospital, ambulatory and home environments. The CTMU enables accurate temperature, capacitance and pulse-oximetry front-end measurements.
Direkomendasikan
Sensor Aggregators and IoT Edge Nodes
IoT edge nodes aggregate sensor traffic from I2C, SPI and analog sources and forward via UART, USB or radio. The PIC18LF6627T-I/PT runs a TCP/IP-over-UART or LoRaWAN stack in 96 KB Flash, with 4 KB RAM for socket buffers and 70 I/O to host many sensor breakouts. The 2.0-5.5 V range lets the node share a coin-cell or USB-derived supply. The PIC18LF6627T-I/PT's low-power sleep modes and CTMU wake-on-touch add useful energy-saving features for battery deployments. Compared with ESP-class parts, the PIC18 has a far more deterministic interrupt latency and -40C to +85C industrial range.
Direkomendasikan
Ringkasan Produk Direkomendasikan
Data referensi engineering untuk PIC18LF6627T-I/PT — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini | PIC18LF6627-I/PT | PIC18LF6622T-I/PT | PIC18LF8722T-I/PT |
|---|---|---|---|---|
| Package | TQFP-64 (PT) | TQFP-64 (PT) - same | TQFP-64 (PT) - same | TQFP-80 (PT) - different, larger |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 96 KB | 96 KB | 64 KB | 128 KB |
| RAM | 4 KB | 4 KB | 3.8 KB | 3.8 KB |
| I/O Pins | 70 | 70 | 70 | 70 (80-pin package) |
| CPU Frequency | 40 MHz | 40 MHz | 40 MHz | 40 MHz |
| Supply Voltage | 2.0 - 5.5 V | 2.0 - 5.5 V | 2.0 - 5.5 V | 2.0 - 5.5 V |
| A/D Channels | 16 x 10-bit | 16 x 10-bit | 16 x 10-bit | 16 x 10-bit |
Diferensiator Kunci
- Highest Flash density in the LF662x family (vsPIC18LF6622T-I/PT)
- Most I/O pins in a 64-pin TQFP (vsPIC18LF46K22)
- Industrial -40C to +85C temperature range with automotive cousin available (vsconsumer-grade PIC16F variants)
Catatan Desain
Place a 100 nF ceramic decoupling capacitor as close as possible to every VDD/VSS pair (4 pairs total on this 64-pin TQFP). Add a single 10 uF bulk capacitor near the package. Estimated: with 70 I/O pins each toggling 5 pF at 10 MHz, dynamic current peaks can reach 35 mA; the bulk cap absorbs these spikes. Keep analog VDD/VSS (AVDD/AVSS) tied to the digital rails through a ferrite bead on analog designs.
Route ICSPDAT (RB7) and ICSPCLK (RB6) directly to a 2x3 or 1x6 programming header on every production board - even field-deployed units - so firmware updates never require board removal. Keep the trace length under 50 mm and surround them with ground. Route the 32.768 kHz crystal traces short and symmetric, with a ground guard ring, to maintain RTCC accuracy within +/- 2 minutes per month per Microchip PIC18F6627 datasheet DS39746F.
Do not leave MCLR floating - tie to VDD through a 4.7 kohm resistor or drive it from a dedicated supervisor. Always configure CONFIG registers (#pragma config) for the brown-out reset, watchdog timer and oscillator mode BEFORE the main code starts; missing CONFIG settings can lock the MCU on a bad oscillator at power-up. Estimated: a missing BOR setting can cause ~1 in 1000 boards to fail to start on slow-rising supplies.
When using the MSSP in I2C mode with bus speeds above 400 kHz, add 4.7 kohm pull-ups on SDA/SCL and keep total bus capacitance below 200 pF. For SPI peripherals running above 10 MHz, series-terminate SCK/MOSI with 33 ohm resistors near the source. The PIC18LF6627T-I/PT does not have internal pull-ups on every pin - check the pin map for RB0-RB5 which have weak pull-ups only.
Informasi Konformitas
RoHS compliant per Microchip product page; lead-free TQFP package. The LF variant is industrial-grade -40C to +85C; for AEC-Q100 qualified automotive use, choose PIC18F6627-I/PT or PIC18LF6627T-I/PTQ1.
