PIC18LF6585T-I/PT - 8-Bit 40MHz 48KB Flash MCU 64-TQFP | Microchip
MPN: PIC18LF6585T-I/PT ✓ فعالPIC18LF6585T-I/PT جائزہ
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), data memory (RAM), and a configurable set of peripherals (timers, ADC, communication controllers, I/O). The PIC18 family is Microchip's 8-bit high-performance architecture, sitting between the baseline PIC10/12/16 families and the 16-bit dsPIC/PIC24 families in the company's embedded-control hierarchy. LF variants run at lower core voltages (typically 2.0-3.6 V) and target low-power and battery-backed designs.
Key features include 40 MHz maximum clock, 16-bit wide instruction word, 1024 bytes of EEPROM, ECAN 2.0B controller, up to 12-channel 10-bit ADC, two USART modules, MSSP (SPI/I2C), two CCP and one ECCP modules, four timers, and an industrial-grade operating temperature of -40C to +85C. The wide memory map (24K x 16 Flash) supports moderately complex state machines and CAN-based protocol stacks.
The PIC18LF6585T-I/PT's nanoWatt Technology, idle/sleep modes with multiple wake-up sources, and on-board ECAN controller make it well-suited for power-conscious, networked embedded nodes. The architecture is a Harvard-design modified RISC core with 16-bit instructions and 8-bit data path, providing deterministic interrupt latency for real-time control loops.
Typical applications include industrial automation and CAN-bus nodes, automotive body-electronics ECUs, HVAC and building-control controllers, motor control front-ends, and sensor/data-acquisition subsystems. The combination of 48 KB Flash and 3.25 KB RAM is sufficient for CANopen, DeviceNet, and J1939 protocol stacks.
When designing with this device, budget oscillator start-up time (typically 1024 Tosc) before relying on timing-critical peripherals, and use Microchip's MPLAB X IDE with the free XC8 compiler for code generation. Decoupling: place a 100 nF capacitor on each VDD pin and a bulk 10 uF on the analog AVDD rail.
This page synthesizes XAIPART distributor pricing, same-family drop-in alternatives, and practical design notes drawn from Microchip's PIC18F6680/8585/6685 family datasheet, going beyond raw repackaging of the datasheet.
کے لیے ڈراپ اِن متبادل PIC18LF6585T-I/PT — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں PIC18LF6585T-I/PT (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Core Architecture, Program Memory (Flash), Timers, ADC.
PIC18LF6585-I/PT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC18LF6685-I/PT
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC18LF6680-I/PT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC18F6585-I/PT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC18LF6525T-I/PT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC18LF6520T-I/PT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC18F8680-I/PT
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC18LF6585T-I/PT زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core Architecture | PIC18F 8-bit RISC |
| Maximum CPU Clock | 40 MHz |
| Program Memory (Flash) | 48 KB (24K x 16) |
| Data SRAM | 3.25 KB (3328 bytes) |
| Data EEPROM | 1 KB (1024 bytes) |
| پیکیج | 64-TQFP (10x10 mm), PT suffix, tape-and-reel |
| I/O Pins | 52 |
| ADC | 10-bit, up to 12 channels |
| CAN Module | ECAN 2.0B |
| UART/USART | 2 |
| MSSP (SPI/I2C) | 1 |
| CCP / ECCP | 2 CCP + 1 ECCP |
| Timers | 4 (Timer0/1/2/3) |
| Operating Voltage (LF) | 2.0 V to 3.6 V (LF variants) |
| آپریٹنگ درجہ حرارت | -40C to +85C (industrial, I grade) |
| ماؤنٹنگ ٹائپ | Surface Mount (TQFP) |
| MSL لیول | 3 (per JEDEC J-STD-020) |
| RoHS اسٹیٹس | Compliant |
PIC18LF6585T-I/PT پن کنفیگریشن
| پن 1 | RG0 — PORTG bit 0 / digital I/O |
| پن 2 | RG1 — PORTG bit 1 / digital I/O |
| پن 3 | RG2 — PORTG bit 2 / digital I/O |
| پن 4 | RG3 — PORTG bit 3 / digital I/O |
| پن 5 | RG4 — PORTG bit 4 / digital I/O |
| پن 6 | MCLR — Master Clear (reset, active low) |
| پن 7 | OSC1 — Crystal/oscillator input |
| پن 8 | OSC2 — Crystal/oscillator output |
| پن 9 | RA0/AN0 — PORTA bit 0 / analog input 0 |
| پن 10 | RA1/AN1 — PORTA bit 1 / analog input 1 |
| پن 11 | RA2/AN2 — PORTA bit 2 / analog input 2 |
| پن 12 | RA3/AN3 — PORTA bit 3 / analog input 3 |
| پن 13 | RA4/T0CKI — PORTA bit 4 / Timer0 clock |
| پن 14 | RA5/AN4 — PORTA bit 5 / analog input 4 |
| پن 15 | RE0/RD — PORTE bit 0 / CAN RD |
| پن 16 | RE1/WR — PORTE bit 1 / CAN WR |
| پن 17 | RE2/CS — PORTE bit 2 / CAN CS |
| پن 18 | VDD — Logic supply (2.0-3.6 V LF) |
| پن 19 | VSS — Logic ground |
| پن 20 | AVDD — Analog supply |
| پن 21 | AVSS — Analog ground |
| پن 22 | RA6/OSC2 — PORTA bit 6 / alt oscillator |
| پن 23 | RA7/OSC1 — PORTA bit 7 / alt oscillator |
| پن 24 | RC0/T1OSO — PORTC bit 0 / Timer1 oscillator out |
| پن 25 | RC1/T1OSI/CCP2 — PORTC bit 1 / Timer1 osc in / CCP2 |
| پن 26 | RC2/CCP1 — PORTC bit 2 / CCP1 |
| پن 27 | RC3/SCK/SCL — PORTC bit 3 / SPI SCK / I2C SCL |
| پن 28 | RC4/SDI/SDA — PORTC bit 4 / SPI SDI / I2C SDA |
| پن 29 | RC5/SDO — PORTC bit 5 / SPI SDO |
| پن 30 | RC6/TX1/CK1 — PORTC bit 6 / USART1 TX |
| پن 31 | RC7/RX1/DT1 — PORTC bit 7 / USART1 RX |
| پن 32 | RB0/INT0 — PORTB bit 0 / external interrupt 0 |
| پن 33 | RB1/INT1 — PORTB bit 1 / external interrupt 1 |
| پن 34 | RB2/INT2 — PORTB bit 2 / external interrupt 2 |
| پن 35 | RB3/INT3/ECCP2 — PORTB bit 3 / INT3 / ECCP2 |
| پن 36 | RB4/INT4 — PORTB bit 4 / external interrupt 4 |
| پن 37 | RB5/INT5 — PORTB bit 5 / external interrupt 5 |
| پن 38 | RB6/PGC — PORTB bit 6 / ICSP clock |
| پن 39 | RB7/PGD — PORTB bit 7 / ICSP data |
| پن 40 | VDD — Logic supply (2.0-3.6 V LF) |
| پن 41 | VSS — Logic ground |
| پن 42 | RD0/ECCP1 — PORTD bit 0 / ECCP1 |
| پن 43 | RD1 — PORTD bit 1 |
| پن 44 | RD2 — PORTD bit 2 |
| پن 45 | RD3 — PORTD bit 3 |
| پن 46 | RD4/ECANRX — PORTD bit 4 / ECAN receive |
| پن 47 | RD5/ECANTX — PORTD bit 5 / ECAN transmit |
| پن 48 | RD6 — PORTD bit 6 |
| پن 49 | RD7 — PORTD bit 7 |
| پن 50 | RE3 — PORTE bit 3 |
| پن 51 | RE4 — PORTE bit 4 |
| پن 52 | RE5 — PORTE bit 5 |
| پن 53 | RE6 — PORTE bit 6 |
| پن 54 | RE7 — PORTE bit 7 |
| پن 55 | RF0 — PORTF bit 0 |
| پن 56 | RF1 — PORTF bit 1 |
| پن 57 | RF2 — PORTF bit 2 |
| پن 58 | RF3 — PORTF bit 3 |
| پن 59 | RF4 — PORTF bit 4 |
| پن 60 | RF5 — PORTF bit 5 |
| پن 61 | RF6 — PORTF bit 6 |
| پن 62 | RF7 — PORTF bit 7 |
| پن 63 | VDD — Logic supply (2.0-3.6 V LF) |
| پن 64 | VSS — Logic ground |
عام استعمالات
PIC18LF6585T-I/PT کے لیے موزوں ہے 6 ایپلیکیشنs: Industrial CAN-Bus Nodes, Automotive Body Electronics ECUs, HVAC and Building Control, Motor Control Front-End (Sensorless BLDC / PFC), Sensor Data-Acquisition and DAQ Modules, Smart Energy / Sub-Metering.
Industrial CAN-Bus Nodes
The PIC18LF6585T-I/PT's integrated ECAN 2.0B controller and 48 KB Flash make it a strong fit for industrial CAN-bus nodes running CANopen or DeviceNet stacks. With 52 I/O pins it directly interfaces to digital sensors, contactors, and 24 V industrial field wiring via optocouplers. The 40 MHz core handles a full CANopen CiA 401/402/404 stack with sub-millisecond cycle times, while the LF 2.0-3.6 V core permits battery-backed operation during brown-outs. Its -40C to +85C industrial temperature range covers factory-floor deployment.
تجویز کردہ
Automotive Body Electronics ECUs
The PIC18LF6585T-I/PT is well-suited to automotive body-electronics modules (door, seat, mirror controllers) that require CAN connectivity, multiple PWM outputs for motor drive, and ADC channels for current sensing. Its 2 CCP + 1 ECCP modules deliver the three complementary PWM channels needed for half-bridge driver control. The 12-channel 10-bit ADC samples thermistor and potentiometer inputs simultaneously, and 3.25 KB SRAM buffers CAN frames during gateway forwarding. Note: for under-hood environments choose an AEC-Q100 qualified variant rather than the industrial-grade LF6585T.
تجویز کردہ
HVAC and Building Control
Building-automation controllers benefit from the PIC18LF6585T-I/PT's CAN connectivity for BACnet/Modbus gateways, plus 52 I/O to drive relays, triacs, and 0-10 V analog outputs for damper and valve actuators. The 48 KB Flash accommodates the full BACnet MS/TP or LonWorks application profile with room for custom scheduling logic. The LF 2.0-3.6 V core supports 24 VAC transformer-rectified supply rails without a step-down regulator, lowering BOM cost. Industrial-grade -40C to +85C operation tolerates rooftop and plant-room mounting.
تجویز کردہ
Motor Control Front-End (Sensorless BLDC / PFC)
The PIC18LF6585T-I/PT's ECCP module with auto-shutdown and 40 ns PWM resolution is sufficient to drive sensorless BLDC or PFC front-end stages using the PIC18 reference design family. 12 ADC channels sample back-EMF, current, and bus voltage simultaneously with the 10-bit result. The 48 KB Flash holds Microchip's AN1078 sensorless BLDC or AN1114 digital PFC firmware library. Pair with a TC4427 gate driver and an IRFR3711 MOSFET stage for a 24 V / 5 A complete fan or pump drive.
تجویز کردہ
Sensor Data-Acquisition and DAQ Modules
The PIC18LF6585T-I/PT's 12-channel 10-bit ADC and 52 I/O suit compact multi-channel data-acquisition modules that report over CAN or RS-485. The 1 KB EEPROM provides non-volatile calibration storage, while 3.25 KB SRAM buffers up to 200 samples at 10-bit resolution before CAN transmission. The 40 MHz core completes FFT averaging of 256-point blocks in real time, enabling vibration / acoustic-emission monitoring. The LF core voltage allows direct Li-ion battery operation for portable DAQ carts.
تجویز کردہ
Smart Energy / Sub-Metering
Single-phase electricity sub-meters and energy-monitoring IoT nodes use the PIC18LF6585T-I/PT's ECAN to publish consumption data on building CAN backbones. 12 ADC channels sample line voltage and current via CTs and resistor dividers at 4 kHz, with the 40 MHz core computing true-RMS and fundamental-reactive power in real time. The 48 KB Flash accommodates a complete IEC 62053-21 class-1 meter algorithm. The LF core draws less than 1 mA active, ideal for line-powered meters with sleep-mode outage reporting.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC18LF6585T-I/PT — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC18LF6585-I/PT | PIC18LF6685-I/PT | PIC18LF6680-I/PT | PIC18F6585-I/PT | PIC18LF6525T-I/PT | PIC18LF6520T-I/PT |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-TQFP (10x10) | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same |
| Flash Memory | 48 KB | 48 KB | 64 KB | 64 KB | 48 KB | 48 KB | 32 KB |
| SRAM | 3.25 KB | 3.25 KB | 3.8 KB | 3.8 KB | 3.25 KB | 3.8 KB | 2 KB |
| EEPROM | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB |
| Core Voltage | 2.0-3.6 V (LF) | 2.0-3.6 V (LF) | 2.0-3.6 V (LF) | 2.0-3.6 V (LF) | 4.2-5.5 V (F) | 2.0-3.6 V (LF) | 2.0-3.6 V (LF) |
| ECAN Module | Yes | Yes | Yes | Yes | Yes | Yes | No |
| USB | No | No | Yes (USB 2.0 OTG) | No | No | No | No |
| I/O Pins | 52 | 52 | 52 | 52 | 52 | 52 | 52 |
| Maximum Clock | 40 MHz | 40 MHz | 40 MHz | 40 MHz | 40 MHz | 40 MHz | 40 MHz |
اہم امتیازی خصوصیات
- Tape-and-reel carrier for high-volume SMT assembly (بمقابلہPIC18LF6585-I/PT)
- LF core enables 3.3 V-only battery-backed designs (بمقابلہPIC18F6585-I/PT)
- Integrated ECAN 2.0B eliminates external CAN controller (بمقابلہPIC18LF6520T-I/PT)
ڈیزائن نوٹس
The PIC18LF6585T-I/PT has multiple VDD/VSS pins (18, 19, 40, 41, 63, 64) plus separate AVDD/AVSS (20, 21). Place a 100 nF ceramic decoupling capacitor on every VDD pin and a single 10 uF bulk capacitor near the AVDD pin. Star-ground the analog and digital returns at the IC. The LF core is sensitive to VDD ripple - use a ferrite bead between digital and analog rails if ADC performance is critical.
For ECAN signaling integrity, route CANH/CANL as a differential pair with 120 ohm characteristic impedance, equal length, and ground reference. Place the MCP2551 transceiver within 25 mm of the ECANTX/ECANRX pins to minimize stub length and ringing. Use Microchip's AN228 / PIC18F ECAN layout guidelines (4-layer PCB preferred). Keep oscillator traces short and surround with a ground ring.
Do not forget the 1024 Tosc oscillator start-up timer (OST) delay after POR before executing timing-critical code. The MCLR pin requires a 10 kohm pull-up to VDD - leaving it floating prevents startup. Configure unused I/O pins as outputs (not inputs) to reduce supply current by ~1 mA total in sleep mode. Finally, the LF6585 must NOT be powered above 3.6 V (the non-LF PIC18F6585 supports 5 V); exceeding this damages the device.
تعمیل کی معلومات
RoHS and REACH compliant per Microchip product page; the PT suffix denotes Pb-free matte-tin plating. AEC-Q100 not qualified - for under-hood automotive choose PIC18F25K80 / PIC18F46K80 AEC-Q100 family. Halogen-free status available on request from Microchip environmental compliance.
