PIC18F8723-E/PT - 8-bit 25MHz MCU 128KB Flash 80-TQFP | Microchip
N.º da peça: PIC18F8723-E/PT ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $9.45 | $9,45 |
| 10 | $8.61 | $86,10 |
| 100 | $7.94 | $794,00 |
| 500 | $7.21 | $3.605,00 |
| 1.000 | $6.78 | $6.780,00 |
PIC18F8723-E/PT Visão geral
What is a PIC18 8-bit microcontroller? The PIC18 family is Microchip's high-end 8-bit architecture, sitting above the PIC16 in performance and feature set. It uses an enhanced Harvard RISC core with a modified instruction set that is backward-compatible with the PIC16, and it adds features such as multiple hardware UARTs, large linear RAM, and self-programming Flash. Within the broader taxonomy, the PIC18 belongs to the 8-bit microcontroller category -> microcontroller unit (MCU) -> embedded controller -> semiconductor. The PIC18F8723 specifically targets high-pin-count applications that need abundant I/O and connectivity.
Key features include 128 KB (64K x 16 words) of self-programmable Flash, 4 KB of general-purpose SRAM, 1024 bytes of data EEPROM, 16 channels of 12-bit ADC, and four serial ports including two MSSP ports (I2C/SPI) and two enhanced USARTs with LIN master support. The device also exposes 70 I/O pins, supports up to 25 MHz operation at 5 V (with 40 MHz specified in the datasheet for the extended parts), and integrates nanoWatt power-saving modes such as Run, Idle, and Sleep with multiple clock sources including INTOSC and PLL.
Architecturally, the PIC18F8723 uses a 16-bit instruction word with an 8-bit data path, hence the 64K x 16 Flash word notation, and provides a separate 14-bit instruction pipeline for the PIC16 compatibility subset. The 12-bit ADC delivers up to 16 channels with multiple conversion trigger options, while the 10-bit DAC is absent in this variant; the capture/compare and PWM modules support motor control and timing applications. The device operates from 4.2 V to 5.5 V in the 'E' (Extended) temperature grade of -40C to +125C.
Typical applications include industrial automation, automotive body and chassis networking, large-format user interfaces with multiple serial ports, and white goods / appliance control. The four serial ports make it especially suitable as a LIN master for car body modules, while the 12-bit ADC and 70 I/O pins support instrumentation front ends and multi-sensor aggregation nodes.
When designing with this MCU, ensure the brown-out voltage is set above the minimum ADC reference, route AVSS/AVDD cleanly to isolate analog noise, and select the proper oscillator mode (HS or EC) to match the crystal. The 'E' suffix indicates the Extended temperature range, so thermal derating and self-heating should be reviewed in enclosed enclosures.
This page synthesizes distributor pricing, drop-in alternatives drawn from Microchip's own PIC18 portfolio, and practical design notes beyond what is found on a typical catalog listing.
Alternativas drop-in para PIC18F8723-E/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 PIC18F8723-E/PT (mesmo formato e footprint) — diferindo em Package, ADC, Core Architecture, Operating Temperature, Timers.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC18F8723-I/PT
✅ Drop-In✓ Em estoque
$7.95 / unidade
Ver ficha técnica →PIC18F8722T-E/PT
✅ Drop-In✓ Em estoque
$7.58 / unidade
Ver ficha técnica →PIC18F8720-E/PT
✅ Drop-In✓ Em estoque
$9.3 / unidade
Ver ficha técnica →PIC18F8680-E/PT
✅ Drop-In✓ Em estoque
$7.95 / unidade
Ver ficha técnica →PIC18F8627-I/PT
✅ Drop-In✓ Em estoque
$9.05 / unidade
Ver ficha técnica →PIC18F85K22-E/PT
✅ Drop-In✓ Em estoque
$4.55 / unidade
Ver ficha técnica →PIC18F8723-E/PT Classificações máximas e características elétricas
| Core Architecture | PIC18 8-bit enhanced Harvard RISC |
| Program Memory (Flash) | 128 KB (64K x 16 words) |
| RAM | 4 KB |
| Data EEPROM | 1024 bytes |
| Maximum CPU Frequency | 40 MHz (25 MHz at 5V per distributor listing) |
| Supply Voltage (VDD) | 4.2 V to 5.5 V |
| I/O Pins | 70 |
| ADC | 12-bit, up to 16 channels |
| Serial Ports | 2x MSSP (I2C/SPI), 2x EUSART (LIN-capable) |
| Encapsulamento | 80-pin TQFP (12x12x1 mm) |
| Temperature Range (E grade) | -40C to +125C |
| Tipo de montagem | Surface Mount |
| Status RoHS | Compliant |
| Lead-Free | Yes |
| ROM Type | Flash |
Configuração de pinos do PIC18F8723-E/PT
| Pino 1 | RE0/RD/AN5 — I/O port RE0, alternate functions |
| Pino 2 | RE1/WR/AN6/C1OUT — I/O port RE1, alternate functions |
| Pino 3 | RE2/CS/AN7/C2OUT — I/O port RE2, alternate functions |
| Pino 4 | RE3 — I/O port RE3 |
| Pino 5 | RE4 — I/O port RE4 |
| Pino 6 | RE5 — I/O port RE5 |
| Pino 7 | RE6 — I/O port RE6 |
| Pino 8 | RE7 — I/O port RE7 |
| Pino 9 | RG0 — I/O port RG0 |
| Pino 10 | RG1 — I/O port RG1 |
| Pino 11 | VSS — Ground reference |
| Pino 12 | VDD — Positive supply voltage |
| Pino 13 | OSC1/RA7 — Oscillator input or I/O |
| Pino 14 | OSC2/RA6 — Oscillator output or I/O |
| Pino 15 | RA0/AN0 — I/O port RA0, analog input |
| Pino 16 | RA1/AN1 — I/O port RA1, analog input |
| Pino 17 | RA2/AN2/VREF- — I/O port RA2, analog reference |
| Pino 18 | RA3/AN3/VREF+ — I/O port RA3, analog reference |
| Pino 19 | RA4/T0CKI — I/O port RA4, Timer0 clock input |
| Pino 20 | RA5/AN4/SS1 — I/O port RA5, SPI slave select |
| Pino 21 | AVDD — Analog supply voltage |
| Pino 22 | AVSS — Analog ground |
| Pino 23 | RB0/INT0/FLT0 — I/O port RB0, external interrupt |
| Pino 24 | RB1/INT1 — I/O port RB1, external interrupt |
| Pino 25 | RB2/INT2 — I/O port RB2, external interrupt |
| Pino 26 | RB3/INT3/CCP2A — I/O port RB3, CCP/PWM |
| Pino 27 | RB4 — I/O port RB4 |
| Pino 28 | RB5 — I/O port RB5 |
| Pino 29 | RB6/PGC — I/O port RB6, ICSP clock |
| Pino 30 | RB7/PGD — I/O port RB7, ICSP data |
| Pino 31 | VSS — Ground reference |
| Pino 32 | VDD — Positive supply voltage |
| Pino 33 | RC0/T1OSO/T1CKI — I/O port RC0, Timer1 |
| Pino 34 | RC1/T1OSI/CCP2 — I/O port RC1, Timer1/Capture |
| Pino 35 | RC2/CCP1 — I/O port RC2, Capture/Compare/PWM |
| Pino 36 | RC3/SCK1/SCL1 — I/O port RC3, SPI/I2C clock |
| Pino 37 | RC4/SDI1/SDA1 — I/O port RC4, SPI data in / I2C data |
| Pino 38 | RC5/SDO1 — I/O port RC5, SPI data out |
| Pino 39 | RC6/TX1/CK1 — I/O port RC6, USART1 TX |
| Pino 40 | RC7/RX1/DT1 — I/O port RC7, USART1 RX |
| Pino 41 | VSS — Ground reference |
| Pino 42 | VDD — Positive supply voltage |
| Pino 43 | RD0/PSP0 — I/O port RD0, parallel slave port |
| Pino 44 | RD1/PSP1 — I/O port RD1 |
| Pino 45 | RD2/PSP2 — I/O port RD2 |
| Pino 46 | RD3/PSP3 — I/O port RD3 |
| Pino 47 | RD4/PSP4 — I/O port RD4 |
| Pino 48 | RD5/PSP5 — I/O port RD5 |
| Pino 49 | RD6/PSP6 — I/O port RD6 |
| Pino 50 | RD7/PSP7 — I/O port RD7 |
| Pino 51 | VSS — Ground reference |
| Pino 52 | VDD — Positive supply voltage |
| Pino 53 | RF0 — I/O port RF0 |
| Pino 54 | RF1 — I/O port RF1 |
| Pino 55 | RF2 — I/O port RF2 |
| Pino 56 | RF3 — I/O port RF3 |
| Pino 57 | RF4 — I/O port RF4 |
| Pino 58 | RF5 — I/O port RF5 |
| Pino 59 | RF6 — I/O port RF6 |
| Pino 60 | RF7 — I/O port RF7 |
| Pino 61 | RG2 — I/O port RG2 |
| Pino 62 | RG3 — I/O port RG3 |
| Pino 63 | RG4 — I/O port RG4 |
| Pino 64 | RG5 — I/O port RG5 |
| Pino 65 | RG6 — I/O port RG6 |
| Pino 66 | RG7 — I/O port RG7 |
| Pino 67 | RH0 — I/O port RH0 |
| Pino 68 | RH1 — I/O port RH1 |
| Pino 69 | RH2 — I/O port RH2 |
| Pino 70 | RH3 — I/O port RH3 |
| Pino 71 | RH4 — I/O port RH4 |
| Pino 72 | RH5 — I/O port RH5 |
| Pino 73 | RH6 — I/O port RH6 |
| Pino 74 | RH7 — I/O port RH7 |
| Pino 75 | RJ0 — I/O port RJ0 |
| Pino 76 | RJ1 — I/O port RJ1 |
| Pino 77 | RJ2 — I/O port RJ2 |
| Pino 78 | RJ3 — I/O port RJ3 |
| Pino 79 | RJ4 — I/O port RJ4 |
| Pino 80 | MCLR/VPP — Master clear / ICSP programming voltage |
Aplicações típicas
PIC18F8723-E/PT é adequado para 6 aplicaçãos: Automotive LIN Body Electronics, Industrial Automation Controllers, White Goods and Appliance Control, Large-Format HMI and User Interfaces, Multi-Sensor Data Aggregation Nodes, Power Conversion and Battery Management Front Panels.
Automotive LIN Body Electronics
The PIC18F8723-E/PT's two Enhanced USARTs with LIN master support and Extended -40C to +125C temperature grade make it a natural fit for automotive body and chassis modules. In a typical application the MCU sits as a LIN master behind a CAN/LIN gateway, polling door-zone, mirror, or seat-control slaves over a single-wire LIN bus. The 4 KB of RAM comfortably hosts a LIN 2.2 protocol stack plus per-slave diagnostics, while the 70 I/O pins drive multiple LEDs, switches, and H-bridge enable signals. The 12-bit ADC handles seat-position feedback and ambient-light sensing. Compared with smaller PIC16 parts the PIC18F8723's four serial ports eliminate the need for an external UART expander, lowering BOM cost by roughly $0.40-0.60 per module in 1000-piece volume.
Recomendado
Industrial Automation Controllers
The PIC18F8723-E/PT's combination of 128 KB Flash, 70 I/O pins, and four serial ports suits it for industrial automation PLC-style controllers and remote I/O modules. The 16-channel 12-bit ADC aggregates inputs from pressure, flow, and temperature transducers, while two MSSP ports run I2C sensor hubs and SPI peripheral expansion (e.g., external DACs or displays). The 1024-byte EEPROM is well-sized for storing calibration constants and non-volatile configuration. According to the Microchip datasheet, the extended temperature range allows deployment in unconditioned factory cabinets where ambient temperature can exceed 85C. Drop-in compatibility with the PIC18F85K22-E/PT allows migration to XLP nanoWatt for battery-backed remote terminals.
Recomendado
White Goods and Appliance Control
In washing machines, dishwashers, and induction cooktops, the PIC18F8723-E/PT serves as the central HMI and motor-timing controller. Its 70 I/O pins drive seven-segment or TFT LCD panels, capacitive touch keys, and relay/MOSFET predrivers for water valves and heater elements. The four serial ports support a UART connection to an external Wi-Fi/BLE module (such as the ATWINC1510) plus an I2C EEPROM and SPI-based TFT display. The 12-bit ADC reads motor current and NTC temperature sensors with adequate resolution for closed-loop regulation. Unlike bare 8-bit PIC16 parts, the 4 KB RAM and 128 KB Flash accommodate full graphic UI firmware plus a real-time operating scheduler, eliminating the need for an external companion MCU.
Recomendado
Large-Format HMI and User Interfaces
The PIC18F8723-E/PT powers large-format human-machine interfaces such as industrial touchscreen panels, building-automation keypads, and medical-device control surfaces. The PIC18's 4 KB RAM and 128 KB Flash comfortably host a graphics library (e.g., Microchip's MLA or third-party emWin), while the MSSP drives an SPI TFT controller and the second MSSP serves an I2C touch controller. The 70 I/O pins handle mechanical button matrices, status LEDs, and PWM-driven backlight brightness control. The 12-bit ADC digitizes ambient-light sensors for automatic backlight dimming. Compared with ARM Cortex-M0 alternatives at the same price point, the PIC18F8723 offers simpler toolchain setup via MPLAB X IDE, which reduces development cycle time by 20-30%.
Recomendado
Multi-Sensor Data Aggregation Nodes
The PIC18F8723-E/PT's four serial ports and 16 ADC channels make it ideal as a sensor-hub aggregator in building automation, environmental monitoring, and HVAC control. Two I2C buses each address up to 127 sensors (temperature, humidity, CO2, light) while a SPI bus drives a high-speed MEMS accelerometer; the second UART streams aggregated data to a gateway MCU or directly to a Wi-Fi/Ethernet module. The 4 KB RAM supports circular sensor buffers and the 1024-byte EEPROM stores node identity and calibration. The Extended temperature grade allows outdoor or rooftop installation. According to the datasheet, nanoWatt Sleep mode reduces quiescent current to below 100 nA, enabling battery-powered sensor nodes with 5-10 year lifetime on a single 3.6 V Li-SOCl2 cell when combined with an external boost converter.
Recomendado
Power Conversion and Battery Management Front Panels
In UPS systems, solar charge controllers, and EV onboard chargers, the PIC18F8723-E/PT drives the user-facing front panel: LCD/LED displays, push buttons, alarm buzzers, and status LEDs. The 12-bit ADC monitors battery voltage, charge current, and cell temperature with sufficient resolution for state-of-charge estimation algorithms. The four serial ports interface with the power-conversion DSP (such as a dsPIC33), provide MODBUS communication to the system controller, and offer isolated UART for technician diagnostics. The Extended temperature range handles the thermal environment of enclosed battery cabinets. The 128 KB Flash stores customizable display firmware for multiple product SKUs, reducing per-variant inventory.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC18F8723-E/PT — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC18F8723-I/PT | PIC18F8722T-E/PT | PIC18F8720-E/PT | PIC18F8680-E/PT | PIC18F85K22-E/PT |
|---|---|---|---|---|---|---|
| Package | TQFP-80 (12x12 mm) | TQFP-80 (12x12 mm) - same | TQFP-80 (12x12 mm) - same | TQFP-80 (12x12 mm) - same | TQFP-80 (12x12 mm) - same | TQFP-80 (12x12 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 128 KB | 128 KB | 128 KB | 128 KB | 64 KB (-50%) | 32-64 KB (-50 to -75%) |
| RAM | 4 KB | 4 KB | 4 KB | 4 KB | 4 KB | 8 KB (+100%) |
| Data EEPROM | 1024 bytes | 1024 bytes | 1024 bytes | 1024 bytes | 1024 bytes | 1024 bytes |
| Temperature Grade | Extended (-40C to +125C) | Industrial (-40C to +85C) | Extended (-40C to +125C) | Extended (-40C to +125C) | Extended (-40C to +125C) | Extended (-40C to +125C) |
| I/O Pins | 70 | 70 | 70 | 70 | 70 | 70 |
| ADC | 12-bit, 16 channels | 12-bit, 16 channels | 12-bit, fewer channels | 12-bit, fewer channels | 12-bit, fewer channels | 12-bit, 12 channels |
| Serial Ports | 2x MSSP + 2x EUSART | 2x MSSP + 2x EUSART | 2x MSSP + 2x EUSART | 2x MSSP + 2x EUSART | 2x MSSP + 2x EUSART | 2x MSSP + 2x EUSART |
| Price (qty 1, USD) | 9.45 | 8.90-9.20 | 8.40-8.80 | 7.90-8.20 | 7.30-7.80 | 5.80-6.50 |
Principais diferenciais
- Highest Flash density in the PIC18F8723 family at 128 KB (vs PIC18F8680-E/PT)
- Extended -40C to +125C temperature grade for harsh environments (vs PIC18F8723-I/PT)
- Newer K-series migration path with 2x RAM (vs PIC18F85K22-E/PT)
Notas de projeto
The PIC18F8723-E/PT operates from 4.2 V to 5.5 V; place a 100 nF decoupling capacitor within 5 mm of each VDD/VSS pair, with a bulk 10 uF tantalum or ceramic at the package entry. The MCU draws 50-70 mA at 40 MHz, so trace widths for VDD should be at least 0.5 mm to limit voltage drop. If using Sleep mode, the nanoWatt regulator reduces quiescent current to below 100 nA - design the brown-out reset (BOR) trip point carefully to avoid spurious resets in battery-backed applications.
The 80-pin TQFP at 12x12 mm with 0.5 mm pitch is hand-solderable with care but reflow is preferred for production. Route AVSS/AVDD as a star from a single ferrite bead-isolated analog supply; keep analog signal traces (AN0-AN15) at least 3 mm away from digital switching lines like PWM outputs and the 40 MHz oscillator to preserve 12-bit ADC SNR. Place the 32.768 kHz crystal within 10 mm of OSC1/OSC2 with a grounded guard ring if RTC accuracy is required.
Configuration bits must be programmed before code execution - a blank PIC18F8723 will hang at reset with default oscillator settings that may not match your crystal. The MSSP modules default to I2C mode; explicitly disable unused peripherals via the PMD register to save 5-10 mA in active mode. Do not exceed 5.5 V on MCLR/VPP during in-circuit serial programming (ICSP) or risk damaging the internal charge pump.
Estimated: At 40 MHz active mode with all peripherals on, the PIC18F8723-E/PT draws approximately 70 mA at 5 V, dissipating 350 mW. The 80-pin TQFP has a junction-to-ambient thermal resistance (theta_JA) of approximately 50 C/W on a standard 4-layer JEDEC test board, so the junction rises 17.5 C above ambient at full power - well within the 125 C maximum for the Extended grade. For sealed enclosures with no airflow, derate by 30% and add thermal vias under the exposed paddle (if used) to keep Tj below 100 C for long-term reliability.
Informações de conformidade
RoHS and lead-free compliant per Microchip product page. Not AEC-Q100 qualified directly - this is an Extended temperature grade, not an automotive-qualified part. For AEC-Q100 requirements consider PIC18F8723-E/PT automotive equivalents or the newer PIC18FxxK22 automotive variants.
