PIC18F8722T-E/PT - 128KB Flash 8-bit MCU 80-TQFP | Microchip
Артикул: PIC18F8722T-E/PT ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $11.85 | $11,85 |
| 10 | $10.66 | $106,60 |
| 100 | $9.48 | $948,00 |
| 500 | $8.53 | $4.265,00 |
| 1.000 | $7.58 | $7.580,00 |
PIC18F8722T-E/PT Обзор
A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory (Flash/ROM), volatile data memory (SRAM), one or more timers, communication peripherals, and general-purpose I/O on a single die. The PIC18 family sits in Microchip's 8-bit mid-range category, hierarchically: PIC18F -> 8-bit MCU -> microcontroller -> embedded processor -> semiconductor. 8-bit MCUs continue to dominate cost-sensitive, deterministic, low-power applications such as motor control, user-interface panels, and LIN-attached body modules; the PIC18 series in particular is known for its C-compiler friendliness, free MPLAB X IDE support, and a large library of free peripheral drivers.
Connectivity is the headline feature: two MSSP modules each support SPI and I2C (Master and Slave), two enhanced USART modules provide LIN-capable asynchronous serial, two CCP and three ECCP modules enable flexible PWM motor-control and power-conversion outputs, a 12-bit ADC with up to 16 channels, and a parallel slave port for external bus expansion. Together these peripherals let the device serve as a connectivity hub for sensor and actuator nodes that previously required multiple smaller MCUs.
Typical applications include industrial control panels, automotive body and HVAC modules, white-goods user interfaces, point-of-sale terminals, instrumentation, and large-display LED/LCD controllers. The wide memory and rich peripheral mix also suit gateway nodes bridging LIN/CAN buses to higher-level controllers.
Designers should budget decoupling capacitance close to every VDD/VSS pair and use Microchip's recommended TQFP-80 land pattern with thermal vias under the exposed pad. In-system programming via ICSP requires the standard PGD/PGC pair plus MCLR pull-up; the on-chip LDO supports a 4.2 V to 5.5 V supply range.
This page synthesizes distributor pricing, drop-in alternative MPNs (PIC18F8722-I/PT, PIC18F8622-I/PT, PIC18F8720-E/PT, PIC18F85K22-I/PT and more), design notes, and comparison data not found in any single manufacturer datasheet - accelerating part selection, BOM risk assessment, and PCB layout decisions.
Аналоги без доработки для PIC18F8722T-E/PT — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с PIC18F8722T-E/PT (тот же форм-фактор и посадочное место) — отличается по Package, Core Architecture, MSL Level, ADC, I/O Pins.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
PIC18F8722T-I/PT
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
PIC18F8722-E/PT
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
PIC18F8722-I/PT
✅ Прямая замена✓ В наличии
$6.5 / шт.
Открыть даташит →PIC18F8622T-I/PT
✅ Прямая замена✓ В наличии
$5.3 / шт.
Открыть даташит →PIC18F8720-E/PT
✅ Прямая замена✓ В наличии
$9.3 / шт.
Открыть даташит →PIC18F85K22-I/PT
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
PIC18F8722T-E/PT Максимальные параметры и электрические характеристики
| Core Architecture | PIC18 (8-bit RISC) |
| Instruction Set Width | 16-bit |
| Разрядность шины данных | 8-bit |
| Program Memory (Flash) | 128 KB (64K x 16) |
| SRAM | 3,936 bytes |
| EEPROM | 1,024 bytes |
| Maximum CPU Speed | 25 MHz (40 MHz oscillator input) |
| Instruction Cycle (TCY) | 160 ns at 25 MHz |
| Supply Voltage (VDD) | 4.2 V to 5.5 V |
| I/O Pins | 70 |
| ADC | 10-bit, up to 16 channels |
| MSSP Modules (SPI/I2C) | 2 |
| EUSART (LIN-capable) | 2 |
| CCP / ECCP Modules | 2 CCP + 3 ECCP |
| Корпус | TQFP-80 (PT) 12x12 mm, 1 mm height |
| Рабочая температура | -40C to +125C (E = extended) |
| Тип монтажа | Surface Mount |
| Уровень MSL | 3 |
| Статус RoHS | Compliant |
| Lead-Free | Yes |
Руководство по цоколевке PIC18F8722T-E/PT в корпусе tqfp-80 (pt) 12x12 mm, 1 mm height
Цоколевка для PIC18F8722T-E/PT (корпус tqfp-80 (pt) 12x12 mm, 1 mm height). Эта цифровая ИС включает выводы GPIO, интерфейсы связи (UART, SPI, I2C) и выводы питания. Обратитесь к техническому описанию производителя для альтернативных функций выводов и вариантов конфигурации. Необходимо для проектирования встраиваемых систем и трассировки печатных плат.
Нет подробных данных о распиновке для PIC18F8722T-E/PT.
Обратитесь к даташиту для полной конфигурации выводов.
Типичное применение
PIC18F8722T-E/PT подходит для 8 применениеs: Industrial Control Panel with HMI, Automotive Body and HVAC Module, White-Goods User Interface Controller, Point-of-Sale (POS) Terminal, Multi-Channel Data Acquisition Front-End, Lighting and Signage Controller, Medical Monitoring Accessory, IoT Sensor Hub Gateway.
Industrial Control Panel with HMI
The PIC18F8722T-E/PT fits large industrial control panels because its 70 GPIO pins can drive 7-segment displays, key-scanning matrices, status LEDs, and relay drivers simultaneously, eliminating the need for external I/O expanders. With 128 KB Flash and 3,936 bytes SRAM, the device runs Microchip's free Graphics LCD library plus a real-time operating scheduler on a single chip, reducing BOM cost. The two EUSARTs (LIN-capable) and two MSSP modules handle RS-485 Modbus master/slave, I2C sensor hubs, and SPI display drivers at the same time. Operating temperature of -40C to +125C and 4.2-5.5 V supply tolerance suit unconditioned factory-floor cabinets.
Рекомендуется
Automotive Body and HVAC Module
The PIC18F8722T-E/PT's extended -40C to +125C temperature grade, two LIN-capable EUSARTs, and 70 GPIO make it a strong fit for body-control modules that aggregate window lifters, mirror adjusters, seat controllers, and HVAC flap motors. Its 128 KB Flash accommodates LIN/J2602 stack plus PWM scheduling tables, while the three ECCP modules generate complementary PWM outputs with programmable dead-time for half-bridge motor drivers. The device runs on 5 V automotive bus, matching existing body-network infrastructure. Compared with newer dsPIC33 offerings, the PIC18F8722T-E/PT offers a lower-cost entry with proven long-term automotive availability through Microchip's product longevity program.
Рекомендуется
White-Goods User Interface Controller
The PIC18F8722T-E/PT drives capacitive-touch keypads, multi-character 14-segment displays, and rotary encoder inputs in washing machines, dishwashers, and ovens because its 70 GPIO can scan up to 70 keys via a 9x8 matrix without external logic. The 3,936 bytes SRAM supports menu state machines and fault-history buffers, while the 128 KB Flash stores localized UI strings for multiple languages plus firmware update images. The 16-channel 10-bit ADC reads temperature, humidity, and motor-current sensors through the same chip, shrinking BOM and PCB area. Its 4.2-5.5 V supply aligns with rectified mains that is regulated only modestly - a typical white-goods power architecture.
Рекомендуется
Point-of-Sale (POS) Terminal
The PIC18F8722T-E/PT serves as the I/O controller in POS terminals, where its 70 GPIO drive thermal printers, customer-facing displays, keypads, and cash-drawer solenoids while two EUSARTs communicate with the host CPU and the EFT/PIN-pad. The 128 KB Flash fits USB HID stacks, command parsers, and localized receipt templates; 3,936 bytes SRAM holds transaction queues and printer line buffers. The two MSSP modules add I2C for NFC readers and SPI for secure EEPROMs holding encryption keys. The extended industrial temperature grade supports kitchen and outdoor retail deployments. This application typically pairs the MCU with an ARM Cortex-A application processor running the OS.
Рекомендуется
Multi-Channel Data Acquisition Front-End
The PIC18F8722T-E/PT serves as a multi-channel data-acquisition front-end for instrumentation, leveraging its 16-channel 10-bit ADC (200K samples/sec), 128 KB Flash for calibration tables, and 3,936 bytes SRAM for circular sample buffers. The two MSSP modules connect to external 16/24-bit sigma-delta ADCs over SPI, while the two EUSARTs stream averaged results to a host PC or PLC at up to 5 Mbps. The 70 GPIO handle range switching, relay multiplexing, and front-panel status. The -40C to +125C extended temperature grade makes it suitable for outdoor or industrial sensor pods. Designers frequently pair it with Microchip's MCP6S2x PGA family for high-impedance sensor conditioning.
Рекомендуется
Lighting and Signage Controller
The PIC18F8722T-E/PT drives large RGB-LED matrices and DMX512-controlled architectural lighting installations using its three ECCP modules plus 70 GPIO for high-current MOSFET switching. The 128 KB Flash stores chase patterns, color gradients, and DMX personality configurations; the 3,936 bytes SRAM holds frame buffers for smaller matrices without external memory. The 16-channel 10-bit ADC monitors supply voltage and thermistor inputs for thermal fold-back, protecting LED strings. The LIN-capable EUSARTs accept DMX512 over RS-485 transceiver chips, while MSSP modules drive WS2812-like LED strips via bit-banged SPI. Its extended temperature grade suits outdoor enclosures.
Рекомендуется
Medical Monitoring Accessory
The PIC18F8722T-E/PT serves non-critical medical monitoring accessories (e.g., patient-bedside remote controls, infusion-pump secondary displays, spirometer handsets) where its 16-channel 10-bit ADC reads multiple physiological sensors, the two EUSARTs stream data to a host monitor over RS-232 or LIN, and the 128 KB Flash supports FDA-style firmware revision logs. The 3,936 bytes SRAM holds waveform segments for local LCD rendering before uplink. The extended -40C to +125C temperature grade supports hospital, ambulance, and home environments. Note: the part is not a substitute for safety-critical life-support functions where IEC 60730/Class C classification is required - consult Microchip's functional-safety portfolio for those applications.
Рекомендуется
IoT Sensor Hub Gateway
The PIC18F8722T-E/PT aggregates multiple low-speed sensor buses in an IoT edge gateway: its two MSSP modules host I2C sensor arrays (temperature, humidity, accelerometers) and SPI peripherals (EEPROM, secure element); the two EUSARTs handle LoRa or Sub-GHz radio modules via UART, plus a debug console. The 128 KB Flash fits an embedded TCP/IP or MQTT-SN client through Microchip's MLA library, while the 3,936 bytes SRAM holds a few TCP segments. The 70 GPIO drive status LEDs, user buttons, and discrete control outputs. Operating from -40C to +125C supports outdoor enclosures. For designs needing Wi-Fi or BLE, the part can host an ESP32 or similar radio module over UART.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для PIC18F8722T-E/PT — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | PIC18F8722T-I/PT | PIC18F8722-E/PT | PIC18F8722-I/PT | PIC18F8622T-I/PT | PIC18F8720-E/PT | PIC18F85K22-I/PT |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-80 (PT) 12x12 mm | TQFP-80 (PT) 12x12 mm - same | TQFP-80 (PT) 12x12 mm - same | TQFP-80 (PT) 12x12 mm - same | TQFP-80 (PT) 12x12 mm - same | TQFP-80 (PT) 12x12 mm - same | TQFP-80 (PT) 12x12 mm - same |
| Program Memory (Flash) | 128 KB | 128 KB | 128 KB | 128 KB | 64 KB (-50%) | 128 KB | 32 KB (-75%) |
| SRAM | 3,936 bytes | 3,936 bytes | 3,936 bytes | 3,936 bytes | 3,936 bytes | 3,840 bytes (-2%) | 2,048 bytes (-48%) |
| Maximum CPU Speed | 25 MHz (40 MHz FOSC) | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 64 MHz (faster core) |
| Operating Temperature | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (E) | -40C to +85C (I) | -40C to +85C (I) | -40C to +125C (E) | -40C to +85C (I) |
| Supply Voltage (VDD) | 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 | 4.2 V to 5.5 V | 2.3 V to 5.5 V (broader) |
| GPIO Pins | 70 | 70 | 70 | 70 | 70 | 70 | 70 |
| MSSP (SPI/I2C) | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| EUSART (LIN-capable) | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Unit Price (qty 1, USD) | 11.85 | 10.85 (slightly lower, I-grade) | 11.85 (same die, tray) | 10.85 | 9.40 (lower, smaller Flash) | 11.50 | 5.20 (lower, K-series newer) |
Ключевые отличия
- Highest-density Flash (128 KB) in the PIC18F87xx TQFP-80 family with extended -40C to +125C temperature grade (против PIC18F8622T-I/PT)
- 70 GPIO with 16-channel ADC, double MSSP, and double LIN-capable EUSART in a single chip (против PIC18F6722T-I/PT)
- Extended industrial temperature grade (-40C to +125C) at no cost penalty over the standard I-grade (против PIC18F8722T-I/PT)
- Tape-and-reel (T-suffix) packaging optimized for high-volume SMT assembly (против PIC18F8722-E/PT)
Заметки по проектированию
Place one 100 nF ceramic decoupling capacitor as close as possible to every VDD/VSS pair on the PIC18F8722T-E/PT. With 70 GPIO and multiple analog/digital supply pins, total bulk decoupling of 10 uF is recommended. The on-chip LDO regulates internal core voltage from VDD; ensure VDD never drops below 4.2 V during processor wake-up transients, otherwise ADC accuracy and Flash programming may be compromised. For battery-backed retention, drive the RTCC with a separate low-Iq supply.
The TQFP-80 package has a theta_JA of approximately 45-50 C/W on a 4-layer JEDEC test board with no airflow. At 25 MHz CPU clock and typical I/O toggling, internal power dissipation is around 50-100 mW, so the junction temperature rise above ambient is roughly 3-5 C - well within the -40C to +125C operating range. For harsh automotive under-hood environments where ambient may reach 85C, this 5 C margin is comfortable. Designers should still avoid placing the part directly next to high-power dissipation devices on the PCB.
Use Microchip's recommended TQFP-80 land pattern with 0.5 mm pitch pads and a solder mask defined (SMD) pad geometry. Add thermal vias in the center pad region (if present in your design variant) to improve heat spreading. Trace length from ICSP pins (PGD/PGC) to the programming header should not exceed 100 mm to ensure reliable in-circuit programming and debugging. Keep analog AVSS/AVDD pair routed as a star with the reference ground, isolated from noisy digital returns.
Do not assume the PIC18F8722T-E/PT and PIC18LF8722T-I/PT are interchangeable: the F variant requires 4.2 V minimum VDD for Flash programming and full-speed operation, while the LF variant supports 2.0-5.5 V. Substituting one for the other without re-verifying analog and timing specifications will produce subtle bugs, especially in ADC and USART baud-rate accuracy at low VDD. Also note the E vs I temperature grade: in environments that can exceed +85C, the I-grade device will fail to spec even though the pinout is identical.
Информация о соответствии
RoHS and REACH compliance per Microchip product page and DigiKey environmental data. Not AEC-Q100 qualified - this is a commercial/industrial-grade part, not automotive-qualified despite the wide temperature range. For AEC-Q100 grade, Microchip recommends dsPIC33 or PIC18 K-series automotive variants.
