PIC18F6527-I/PT - 48KB Flash 8-bit MCU 40MHz TQFP-64 | Microchip
N.º da peça: PIC18F6527-I/PT ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $9.45 | $9,45 |
| 10 | $8.51 | $85,10 |
| 100 | $7.21 | $721,00 |
| 500 | $6.39 | $3.195,00 |
| 1.000 | $5.62 | $5.620,00 |
PIC18F6527-I/PT Visão geral
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, RAM, non-volatile program memory, peripherals, and I/O on a single silicon die. The PIC18F family uses a RISC-based Harvard architecture with separate program and data buses, executing most instructions in a single clock cycle. The -I/PT suffix indicates an industrial temperature grade (-40C to +85C) and a TQFP-64 (PT) package, making this device suitable for embedded systems that demand deterministic real-time control with rich peripheral integration. Microcontrollers sit at the bottom of the embedded hierarchy: MCU -> microcontroller -> embedded controller -> semiconductor device.
Key features include 48KB of self-programmable Flash (enough for 30K+ lines of C code), 1KB of EEPROM for non-volatile data storage, a hardware 8x8 multiplier for faster arithmetic, and Enhanced Capture/Compare/PWM modules suited for motor and power control. The integrated 10-bit ADC supports up to 12 input channels, and the nanoWatt technology provides multiple idle and sleep modes drawing microamp-level current for battery-powered designs.
Architecturally, the PIC18F6527 combines a 16-bit instruction word with an 8-bit data path, allowing branch and arithmetic operations to handle wider values directly. The 40MHz oscillator drives a 4-phase pipeline that delivers 10 MIPS throughput. Internal peripherals are memory-mapped and configurable through Special Function Registers (SFRs), while the Flash supports In-Circuit Serial Programming (ICSP) and In-Circuit Debug (ICD) for in-field firmware updates.
Typical applications include industrial control panels, automotive body and HVAC modules, USB- and CAN-connected sensor nodes, consumer white goods, and home automation gateways where a balance of code space, peripheral count, and low-power operation is required. The 4.2V to 5.5V supply range supports direct 5V system designs without additional level translation.
When designing with the PIC18F6527, pay close attention to the oscillator configuration bits and decoupling strategy. Place a 100nF ceramic capacitor as close as possible to each VDD/VSS pair and use a bulk 10uF tantalum or ceramic capacitor near the package. For applications running near the 40MHz maximum, ensure PLL settings and instruction-cycle budgets meet the timing requirements of interrupt-driven code paths.
This page consolidates distributor pricing from DigiKey, Mouser, and LCSC alongside pin-compatible PIC18F alternatives such as PIC18F8527 and PIC18F6627, plus practical design notes not present in the manufacturer datasheet.
Alternativas drop-in para PIC18F6527-I/PT — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com PIC18F6527-I/PT (mesmo formato e footprint) — diferindo em Package, Operating Temperature, ADC, Timers, MSL Level.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC18F6627-I/PT
✅ Drop-In✓ Em estoque
$5.42 / unidade
Ver ficha técnica →PIC18F8527-I/PT
✅ Drop-In✓ Em estoque
$4.31 / unidade
Ver ficha técnica →PIC18F8722-I/PT
✅ Drop-In✓ Em estoque
$6.5 / unidade
Ver ficha técnica →PIC18F6527T-I/PT
✅ Drop-In✓ Em estoque
$8.75 / unidade
Ver ficha técnica →PIC18F6527-I/PT Classificações máximas e características elétricas
| Core Architecture | PIC18F 8-bit RISC Harvard |
| Program Memory | 48 KB Flash (24K x 16) |
| RAM | 4 KB |
| EEPROM | 1 KB |
| Maximum CPU Speed | 40 MHz (10 MIPS) |
| Tensão de alimentação | 4.2 V to 5.5 V |
| I/O Pins | 54 |
| ADC | 10-bit, up to 12 channels |
| Serial Interfaces | 1x I2C, 1x SPI, 2x USART (LIN-capable) |
| Timers | Multiple 8/16-bit with CCP/ECCP |
| Temperatura de operação | -40C to +85C (industrial) |
| Encapsulamento | TQFP-64 (PT), 10x10 mm |
| Tipo de montagem | Surface Mount |
| Programming/Debug | ICSP, ICD |
| Status RoHS | Compliant |
Configuração de pinos do PIC18F6527-I/PT
| Pino 1 | RC0 — Digital I/O / T1OSO/T1CKI / PWM |
| Pino 2 | RC1 — Digital I/O / CCP2 / T1OSI |
| Pino 3 | RC2 — Digital I/O / CCP1 |
| Pino 4 | RC3 — Digital I/O / SCL/SCK |
| Pino 5 | RC4 — Digital I/O / SDA/SDI |
| Pino 6 | RC5 — Digital I/O / SDO |
| Pino 7 | RC6 — Digital I/O / TX1/CK1 |
| Pino 8 | RC7 — Digital I/O / RX1/DT1 |
| Pino 9 | RE0 — Digital I/O / RD/AN5 |
| Pino 10 | RE1 — Digital I/O / WR/AN6 |
| Pino 11 | RE2 — Digital I/O / CS/AN7 |
| Pino 12 | RE3 — Digital I/O / AN3/CCP2 |
| Pino 13 | VDD — Positive supply (4.2V-5.5V) |
| Pino 14 | RA0 — Digital I/O / AN0/CVREF |
| Pino 15 | RA1 — Digital I/O / AN1 |
| Pino 16 | RA2 — Digital I/O / AN2/VREF- |
| Pino 17 | RA3 — Digital I/O / AN3/VREF+ |
| Pino 18 | RA4 — Digital I/O / TOCKI |
| Pino 19 | RA5 — Digital I/O / AN4/SS |
| Pino 20 | VSS — Ground |
| Pino 21 | RB0 — Digital I/O / INT0/AN12 |
| Pino 22 | RB1 — Digital I/O / INT1/AN10 |
| Pino 23 | RB2 — Digital I/O / INT2/AN8 |
| Pino 24 | RB3 — Digital I/O / INT3/CCP2/AN9 |
| Pino 25 | RB4 — Digital I/O / KBI0/AN11 |
| Pino 26 | RB5 — Digital I/O / KBI1/AN13 |
| Pino 27 | RB6 — Digital I/O / KBI2/PGC |
| Pino 28 | RB7 — Digital I/O / KBI3/PGD |
| Pino 29 | VSS — Ground |
| Pino 30 | VDD — Positive supply (4.2V-5.5V) |
| Pino 31 | OSC1 — Crystal oscillator input |
| Pino 32 | OSC2 — Crystal oscillator output |
| Pino 33 | RF1 — Digital I/O / AN6/C2OUT |
| Pino 34 | RF2 — Digital I/O / AN7/C1OUT |
| Pino 35 | RF3 — Digital I/O / AN8 |
| Pino 36 | RF4 — Digital I/O / AN9 |
| Pino 37 | RF5 — Digital I/O / AN10/CVREF |
| Pino 38 | RF6 — Digital I/O / AN11 |
| Pino 39 | RF7 — Digital I/O / AN5/SS |
| Pino 40 | RD0 — Digital I/O / PSP0 |
| Pino 41 | RD1 — Digital I/O / PSP1 |
| Pino 42 | RD2 — Digital I/O / PSP2 |
| Pino 43 | RD3 — Digital I/O / PSP3 |
| Pino 44 | RD4 — Digital I/O / PSP4 |
| Pino 45 | RD5 — Digital I/O / PSP5/P1A |
| Pino 46 | RD6 — Digital I/O / PSP6/TX2/CK2 |
| Pino 47 | RD7 — Digital I/O / PSP7/RX2/DT2 |
| Pino 48 | VSS — Ground |
| Pino 49 | VDD — Positive supply (4.2V-5.5V) |
| Pino 50 | RG0 — Digital I/O / CCP3 |
| Pino 51 | RG1 — Digital I/O / TX3/CK3 |
| Pino 52 | RG2 — Digital I/O / RX3/DT3 |
| Pino 53 | RG3 — Digital I/O / CCP4 |
| Pino 54 | RG4 — Digital I/O / CCP5 |
| Pino 55 | RG5 — Digital I/O / AN13 |
| Pino 56 | AVSS — Analog ground |
| Pino 57 | AVDD — Analog positive supply |
| Pino 58 | MCLR — Master clear / reset (active low) |
| Pino 59 | VSS — Ground |
| Pino 60 | VDD — Positive supply (4.2V-5.5V) |
| Pino 61 | NC — Not connected (per datasheet) |
| Pino 62 | NC — Not connected (per datasheet) |
| Pino 63 | NC — Not connected (per datasheet) |
| Pino 64 | NC — Not connected (per datasheet) |
Aplicações típicas
PIC18F6527-I/PT é adequado para 6 aplicaçãos: Industrial Control Panels, Automotive Body and HVAC Modules, USB and CAN Sensor Nodes, Consumer White Goods, Home Automation Gateways, 5V Industrial Sensor Modules.
Industrial Control Panels
The PIC18F6527-I/PT is well-suited for industrial HMI and control panels thanks to its 48 KB Flash, 54 I/O lines, and 40 MHz operation. The 10-bit ADC with up to 12 channels directly digitizes sensor signals (temperature, pressure, flow), while the four serial ports (I2C, SPI, two USARTs) connect to display drivers, keypads, and remote I/O modules. Its -40C to +85C industrial temperature grade tolerates factory-floor environments. Estimated scan-loop budgets of ~10 MIPS support real-time PLC-style ladder logic execution without timing jitter, and nanoWatt sleep modes reduce idle panel power consumption below 1 mA.
Recomendado
Automotive Body and HVAC Modules
For automotive body controllers and HVAC modules, the PIC18F6527-I/PT provides the LIN-capable USARTs needed for in-vehicle networking and the PWM channels for driving blower motors and damper actuators. The 40 MHz CPU and 4 KB RAM execute control algorithms with sufficient headroom for sensor fusion and diagnostics. Its 4.2V-5.5V supply tolerates automotive load-dump transients with proper TVS protection on VDD. The 54 I/O lines interface with switches, motors, and LEDs distributed across the cabin. nanoWatt idle modes reduce quiescent current when the vehicle is parked, supporting battery-life targets.
Recomendado
USB and CAN Sensor Nodes
Although the PIC18F6527-I/PT lacks integrated USB or CAN, it serves as the supervisory MCU for sensor nodes where an external transceiver (MCP2515 for CAN, MCP2200 for USB) handles the physical layer. The 10 MIPS throughput manages the higher-layer protocol stack while the SPI port talks to the transceiver. Its 48 KB Flash accommodates a complete Modbus or CANopen slave stack, and the 12-channel ADC reads multiple analog sensors per node. Robust -40C to +85C operation supports outdoor industrial sensor installations, and the 64-pin TQFP gives access to all 54 I/O for status LEDs and digital inputs.
Recomendado
Consumer White Goods
The PIC18F6527-I/PT fits white-goods appliances (washing machines, dishwashers, refrigerators) where multiple motors, valves, sensors, and user interfaces must be coordinated. The 10 MIPS CPU runs the main state machine, while the CCP/ECCP modules generate PWM signals for motor speed control. The 10-bit ADC reads water-level, temperature, and turbidity sensors, and the I2C port drives an LCD character display. The industrial -40C to +85C temperature range handles appliance environment extremes. nanoWatt sleep modes drop standby power below regulatory thresholds for energy-star compliance.
Recomendado
Home Automation Gateways
Home automation gateways benefit from the PIC18F6527-I/PT's four serial ports to bridge multiple protocols: one USART for RS-485 lighting control, one for the GSM or Wi-Fi module (via UART), SPI for the radio transceiver, and I2C for sensor hubs. The 48 KB Flash stores the protocol translation table and gateway firmware, and the 4 KB RAM buffers incoming messages. The 54 I/O lines control status LEDs and provide debug headers. Industrial temperature tolerance supports installation in unheated utility rooms, and nanoWatt idle modes keep standby power low for always-on operation.
Recomendado
5V Industrial Sensor Modules
The PIC18F6527-I/PT is ideal for legacy 5V industrial sensor modules where 3.3V MCUs require level shifters. Its 4.2V-5.5V supply interfaces directly with 5V analog front-ends, 5V LCD drivers, and 5V optocouplers. The 10-bit ADC digitizes 5V sensor outputs without attenuation, while the 54 I/O lines drive 5V relays and 7-segment displays directly. The hardware 8x8 multiplier accelerates sensor linearization and calibration math. Industrial -40C to +85C operation suits factory automation and process control, and ICSP allows firmware updates via the programming connector without desoldering.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC18F6527-I/PT — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC18F6627-I/PT | PIC18F8527-I/PT | PIC18F8722-I/PT | PIC18F6527T-I/PT |
|---|---|---|---|---|---|
| Package | TQFP-64 (10x10 mm) | TQFP-64 - same | TQFP-64 - same | TQFP-64 - same | TQFP-64 - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory | 48 KB Flash | 96 KB Flash (+100%) | 96 KB Flash (+100%) | 128 KB Flash (+167%) | 48 KB Flash (same) |
| RAM | 4 KB | 4 KB (same) | 4 KB (same) | 3.9 KB (-2.5%) | 4 KB (same) |
| Maximum Frequency | 40 MHz / 10 MIPS | 40 MHz / 10 MIPS | 40 MHz / 10 MIPS | 40 MHz / 10 MIPS | 40 MHz / 10 MIPS |
| Supply Voltage | 4.2 V to 5.5 V | 4.2 V to 5.5 V | 4.2 V to 5.5 V | 4.2 V to 5.5 V | 4.2 V to 5.5 V |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| I/O Pins | 54 | 54 (same) | 54 (same) | 70 (+30%) | 54 (same) |
| ADC | 10-bit, 12 channels | 10-bit, 12 channels | 10-bit, 16 channels | 10-bit, 16 channels | 10-bit, 12 channels |
Principais diferenciais
- Balanced memory size for typical embedded C applications (vs PIC18F6627-I/PT)
- High I/O count for peripheral-rich designs (vs PIC18F8722-I/PT)
- Four serial ports for multi-protocol bridging (vs PIC18F46K22-I/PT)
Notas de projeto
Place a 100nF ceramic decoupling capacitor as close as possible to each VDD/VSS pair on the PIC18F6527-I/PT (pins 13/20, 30/29, 49/48, 60/59). Add a bulk 10uF tantalum or low-ESR ceramic capacitor near the supply pin cluster to handle transient current demands during CCP/PWM switching events. For analog sections, separate AVDD (pin 57) and AVSS (pin 56) should be filtered with their own 100nF + 10uF LC network. Estimated: at 40 MHz with all peripherals active, the core draws ~15 mA from VDD, so decoupling must sustain voltage above 4.2V under transient peaks.
Route the 40 MHz crystal traces (OSC1 pin 31, OSC2 pin 32) as short, symmetric differential pairs with a ground guard ring to minimize EMI coupling into adjacent ADC traces. Keep crystal traces within 5 mm of the package and away from switching signals such as PWM outputs and serial data lines. Place the load capacitors (typically 15-33 pF) immediately adjacent to the crystal pads. For ICSP programming pins (RB6/PGC pin 27, RB7/PGD pin 28), provide accessible test points or a 6-pin header for in-circuit programming and debug without removing the MCU from the board.
Three common pitfalls when designing with PIC18F6527-I/PT: (1) Forgetting to set the configuration bits for the PLL and oscillator mode - this prevents startup or runs the CPU below spec speed. (2) Using PORTB pins RB6/RB7 as general I/O without considering that ICSP programming requires them; if used for external loads, isolate with jumpers or FET switches to avoid programmer conflict. (3) Exceeding the 5.5V absolute maximum on any pin during automotive load-dump transients - use external TVS diodes on MCLR, VDD, and any pin connected to external connectors. Estimated: a 24V load-dump pulse on an unprotected VDD pin can destroy the MCU within microseconds.
Informações de conformidade
RoHS compliant per Microchip product page. Industrial temperature grade (-40C to +85C). AEC-Q100 not qualified - this is the standard industrial variant; PIC18F6527-I/PT is not automotive-qualified.