PIC18F66K22-E/PT - 64KB Flash 8-bit MCU with nanoWatt XLP | Microchip
MPN: PIC18F66K22-E/PT ✓ Hoạt độngPIC18F66K22-E/PT Tóm tắt
Bộ thay thế dễ dàng lắp đặt cho PIC18F66K22-E/PT — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với PIC18F66K22-E/PT (cùng hình factor và footprint) — khác nhau ở Package, Timers, I/O Pins, Program Memory (Flash), Operating Temperature.
PIC18F67K22-I/PT
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✅ Drop-InLiên hệ để biết giá
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Xem tài liệu →PIC18F66K22-I/PT
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Xem tài liệu →PIC18F66J55-I/PT
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Xem tài liệu →PIC18F66K22-E/PT Tỷ lệ tối đa & tính chất điện
| Core Architecture | PIC18, 8-bit |
| Program Memory (Flash) | 64 KB |
| Data RAM | 4 KB |
| Data EEPROM | 1 KB |
| Maximum CPU Speed | 64 MHz (16 MIPS) |
| Operating Voltage Range | 1.8 V to 5.5 V |
| ADC | 12-bit, up to 16 channels |
| Analog Comparators | 2 |
| CTMU (Capacitive Touch) | Yes |
| UART/USART | 2x Enhanced USART |
| SPI | 2x MSSP (SPI/I2C) |
| I2C | 2x MSSP (SPI/I2C) |
| Timers | 8-/16-bit, multiple |
| CCP/ECCP Modules | Yes |
| Nhiệt độ hoạt động | -40 C to +125 C (E grade) |
| Hộp | 64-pin TQFP (10x10 mm) |
| Kiểu lắp đặt | Surface Mount |
| Cấp MSL | 3 (168 hours) |
| Trạng thái RoHS | Compliant |
| AEC-Q100 | Qualified |
Cấu hình chân PIC18F66K22-E/PT
| Chân 1 | RH0 — I/O port H bit 0 |
| Chân 2 | RH1 — I/O port H bit 1 |
| Chân 3 | RH2 — I/O port H bit 2 |
| Chân 4 | RH3 — I/O port H bit 3 |
| Chân 5 | RF0 — I/O port F bit 0 |
| Chân 6 | RF1 — I/O port F bit 1 |
| Chân 7 | RF2 — I/O port F bit 2 |
| Chân 8 | RF3 — I/O port F bit 3 |
| Chân 9 | RF4 — I/O port F bit 4 |
| Chân 10 | RF5 — I/O port F bit 5 |
| Chân 11 | RF6 — I/O port F bit 6 |
| Chân 12 | RF7 — I/O port F bit 7 |
| Chân 13 | VSS — Ground reference |
| Chân 14 | VDD — Positive supply voltage (1.8 V to 5.5 V) |
| Chân 15 | RA0 — I/O port A bit 0 |
| Chân 16 | RA1 — I/O port A bit 1 |
| Chân 17 | RA2 — I/O port A bit 2 |
| Chân 18 | RA3 — I/O port A bit 3 |
| Chân 19 | RA4 — I/O port A bit 4 |
| Chân 20 | RA5 — I/O port A bit 5 |
| Chân 21 | RA6 — I/O port A bit 6 |
| Chân 22 | RA7 — I/O port A bit 7 |
| Chân 23 | VSS — Ground reference |
| Chân 24 | VDD — Positive supply voltage (1.8 V to 5.5 V) |
| Chân 25 | RB0 — I/O port B bit 0 |
| Chân 26 | RB1 — I/O port B bit 1 |
| Chân 27 | RB2 — I/O port B bit 2 |
| Chân 28 | RB3 — I/O port B bit 3 |
| Chân 29 | RB4 — I/O port B bit 4 |
| Chân 30 | RB5 — I/O port B bit 5 |
| Chân 31 | RB6 — I/O port B bit 6 |
| Chân 32 | RB7 — I/O port B bit 7 |
| Chân 33 | RC0 — I/O port C bit 0 |
| Chân 34 | RC1 — I/O port C bit 1 |
| Chân 35 | RC2 — I/O port C bit 2 |
| Chân 36 | RC3 — I/O port C bit 3 |
| Chân 37 | RC4 — I/O port C bit 4 |
| Chân 38 | RC5 — I/O port C bit 5 |
| Chân 39 | RC6 — I/O port C bit 6 |
| Chân 40 | RC7 — I/O port C bit 7 |
| Chân 41 | VSS — Ground reference |
| Chân 42 | VDD — Positive supply voltage (1.8 V to 5.5 V) |
| Chân 43 | RD0 — I/O port D bit 0 |
| Chân 44 | RD1 — I/O port D bit 1 |
| Chân 45 | RD2 — I/O port D bit 2 |
| Chân 46 | RD3 — I/O port D bit 3 |
| Chân 47 | RD4 — I/O port D bit 4 |
| Chân 48 | RD5 — I/O port D bit 5 |
| Chân 49 | RD6 — I/O port D bit 6 |
| Chân 50 | RD7 — I/O port D bit 7 |
| Chân 51 | VSS — Ground reference |
| Chân 52 | VDD — Positive supply voltage (1.8 V to 5.5 V) |
| Chân 53 | RE0 — I/O port E bit 0 |
| Chân 54 | RE1 — I/O port E bit 1 |
| Chân 55 | RE2 — I/O port E bit 2 |
| Chân 56 | RE3 — I/O port E bit 3 |
| Chân 57 | RE4 — I/O port E bit 4 |
| Chân 58 | RE5 — I/O port E bit 5 |
| Chân 59 | RE6 — I/O port E bit 6 |
| Chân 60 | RE7 — I/O port E bit 7 |
| Chân 61 | RG0 — I/O port G bit 0 |
| Chân 62 | RG1 — I/O port G bit 1 |
| Chân 63 | RG2 — I/O port G bit 2 |
| Chân 64 | RG3 — I/O port G bit 3 |
Ứng dụng tiêu biểu
PIC18F66K22-E/PT phù hợp cho 6 Áp dụngs: Capacitive Touch User Interfaces, Automotive Body Control Modules, Battery-Powered IoT Sensor Nodes, Industrial Control and Instrumentation, Medical Portable Monitoring Devices, Consumer Appliance Control Boards.
Capacitive Touch User Interfaces
The PIC18F66K22-E/PT is well suited for capacitive touch HMI panels because its on-chip CTMU provides femtofarad-grade capacitance measurement with no external touch IC. Combined with the 12-bit ADC and 64-pin TQFP’s 53 I/O, designers can implement up to 30+ touch electrodes with proximity sensing. The nanoWatt XLP deep-sleep current under 20 nA lets battery-powered remotes wake on touch within 50 ms.
Được đề xuất
Automotive Body Control Modules
With AEC-Q100 Grade 1 qualification and -40 C to +125 C operating range, the PIC18F66K22-E/PT targets BCM, lighting controllers, HVAC panels, and seat-control ECUs. The 64-pin TQFP provides 53 I/O for driving LED matrices, reading switch matrices, and interfacing LIN/CAN transceivers via the Enhanced USART. The 64 KB Flash supports OSEK/OSEKtime and AUTOSAR-light stacks.
Được đề xuất
Battery-Powered IoT Sensor Nodes
The nanoWatt XLP technology delivers 20 nA typical deep-sleep current and 100 nA sleep with RTCC running, allowing years of operation on a single CR2032 coin cell. The 1.8 V to 5.5 V operating range accepts Li-Ion or 2xAA directly. The 12-bit ADC with 16 channels supports multi-sensor fusion (temperature, humidity, pressure) while the CTMU enables touch wake-up from sleep.
Được đề xuất
Industrial Control and Instrumentation
The 64 MHz CPU delivers 16 MIPS for real-time PID control loops, while 2x Enhanced USART and 2x MSSP (SPI/I2C) ports connect to motor drivers, ADCs, DACs, and isolated communication ICs. The 12-bit ADC with 16 channels samples multiple sensor inputs at up to 100 ksps. Operating from 1.8 V to 5.5 V supports both 3.3 V and 5 V industrial bus interfaces.
Được đề xuất
Medical Portable Monitoring Devices
Medical devices requiring reliable operation from low-voltage batteries benefit from the PIC18F66K22-E/PT’s XLP low-power modes and 12-bit ADC precision. The CTMU can measure respiratory waveforms via chest-strap capacitance changes. The -40 C to +125 C range handles sterilization and transport conditions. The 64 KB Flash supports Bluetooth/BLE command stacks via external RN4870 modules.
Được đề xuất
Consumer Appliance Control Boards
The PIC18F66K22-E/PT drives washing machines, dishwashers, microwave ovens, and air conditioners where its 53 I/O handle keypads, displays, motor triac drives, and sensor feedback. The 64 KB Flash and 4 KB RAM support real-time operating systems and graphical LCD drivers. The wide operating voltage (1.8 V-5.5 V) tolerates unregulated SMPS rails in cost-sensitive appliances.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC18F66K22-E/PT — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | PIC18F67K22-I/PT | PIC18F65K22-I/PT | PIC18F65K22-E/PT | PIC18F67K22-E/PT | PIC18F66K22-I/PT | PIC18F66J55-I/PT |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-64 (10x10 mm) | TQFP-64 (10x10 mm) - same | TQFP-64 (10x10 mm) - same | TQFP-64 (10x10 mm) - same | TQFP-64 (10x10 mm) - same | TQFP-64 (10x10 mm) - same | TQFP-64 (10x10 mm) - same |
| Flash Memory | 64 KB | 128 KB | 32 KB | 32 KB | 128 KB | 64 KB (same) | 96 KB |
| Operating Temperature | -40 C to +125 C (E grade) | -40 C to +85 C (I grade) | -40 C to +85 C (I grade) | -40 C to +125 C (E grade) | -40 C to +125 C (E grade) | -40 C to +85 C (I grade) | -40 C to +85 C (I grade) |
| CPU Speed | 64 MHz (16 MIPS) | 64 MHz (16 MIPS) | 64 MHz (16 MIPS) | 64 MHz (16 MIPS) | 64 MHz (16 MIPS) | 64 MHz (16 MIPS) | 48 MHz (12 MIPS) |
| USB Peripheral | No | No | No | No | No | No | Yes (USB 2.0 FS) |
| RAM | 4 KB | 4 KB | 2 KB | 2 KB | 4 KB | 4 KB | 4 KB |
| AEC-Q100 | Qualified (Grade 1) | Qualified | Qualified | Qualified (Grade 1) | Qualified (Grade 1) | Qualified | Qualified |
Bảo phân biệt quan trọng
- Highest Flash density with extended temperature in K22 TQFP-64 family (vsPIC18F65K22-E/PT)
- Extended -40 C to +125 C automotive temperature grade in standard catalog part (vsPIC18F66K22-I/PT)
- nanoWatt XLP deep-sleep current under 20 nA for battery applications (vsPIC18F66J55-I/PT)
Ghi chú thiết kế
Decoupling: Place 100 nF ceramic capacitors on every VDD/VSS pair (5 pairs across the 64-pin TQFP) within 3 mm of the pins. Add a single 10 uF bulk tantalum or ceramic capacitor near pin 14 (VDD). For battery-powered designs using deep sleep, a 4.7 uF hold-up capacitor on VDD prevents brown-out during CTMU touch wake events. The nanoWatt XLP deep-sleep current is typically 20 nA but can spike to 1 uA if decoupling is insufficient.
Crystal layout: For >32 MHz operation, use a fundamental-mode crystal or ceramic resonator with load capacitors matched to CL specification (typically 15-20 pF). Place crystal within 5 mm of OSC1/OSC2 pins (typically RA6/RA7). Use a ground guard ring around the crystal traces to minimize EMI coupling into ADC inputs. For EMI-sensitive applications, route the crystal on the top layer with no vias underneath.
ADC configuration: The 12-bit ADC requires a minimum acquisition time (TACQ) of approximately 1.4 us at 5 V. Do not skip the ACQT2:ACQT0 configuration bits - using the default 0 Tad acquisition yields incorrect ADC readings. For high-impedance sources (>10 kohm), add an external buffer op-amp or increase the acquisition time to 4 Tad or more. The internal bandgap reference requires 5 ms stabilization after enabling.
Thông tin tuân thủ
AEC-Q100 Grade 1 qualified for automotive. RoHS and REACH compliant per Microchip product declaration. Lead-free (Pb-free) and halogen-free per Microchip PIC18F K22 family material composition datasheet.
