PIC18F6410T-I/PT - 8-bit MCU, 16KB Flash, 64-Pin TQFP | Microchip
料号： PIC18F6410T-I/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $6.4 | $6.40 |
| 10 | $5.76 | $57.60 |
| 100 | $5.12 | $512.00 |
| 500 | $4.6 | $2,300.00 |
| 1,000 | $4.1 | $4,100.00 |
PIC18F6410T-I/PT 概述
An 8-bit microcontroller (MCU) is a single-chip computer that combines a CPU, non-volatile program memory (Flash), volatile working memory (RAM), and on-chip peripherals such as timers, ADC, communication interfaces, and GPIO into one package. In the embedded system hierarchy, the PIC18F6410 belongs to microcontroller -> MCU -> embedded controller -> semiconductor. It is optimized for deterministic real-time control with low power consumption, serving applications where cost, footprint, and code simplicity matter more than raw throughput.
Key features include the PIC18 Harvard RISC architecture with single-cycle instructions at 40 MHz (10 MIPS), 16 KB self-programmable Flash, 768 bytes of RAM, 256 bytes of EEPROM, 54 I/O, nanoWatt sleep modes, two analog comparators, a 10-bit ADC, two USARTs, MSSP (SPI/I2C), two CCP modules, and a 16-bit timer. The wide 4.2-5.5 V supply window makes it well suited to industrial 5 V rails, and the 64-pin TQFP provides ample I/O without forcing a smaller QFN footprint.
Technically, the PIC18F6410 employs a 16-bit instruction word Flash with an 8-bit data path, separated program and data buses (Harvard), and a four-deep hardware stack. Interrupt handling and peripheral mapping are configured through standard PIC18 SFRs, and self-programmability under firmware control supports bootloader and field-update patterns. The device is available in both F (Flash) and LF (low-voltage Flash) variants.
Typical applications include industrial control, building automation (HVAC, lighting), home appliance control panels, sensor conditioning front-ends, USB/HID bridges using external transceiver ICs, and automotive body/comfort subsystems. The 64-pin TQFP makes it a strong fit where 40-48-pin PIC18F parts lack I/O but 80-pin parts would be over-specified.
Designers should plan for proper decoupling (100 nF plus bulk caps at the supply pins), in-circuit serial programming (ICSP) header access for ISP/ICD, and a quartz crystal or resonator footprint to fully utilize the 40 MHz performance.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that are not consolidated on the manufacturer datasheet or any single distributor product page.
直接替换替代料： PIC18F6410T-I/PT ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： PIC18F6410T-I/PT （相同外形与封装尺寸） ——差异在于 ADC, Package, Core Architecture, Lead-Free / RoHS, Timers.
快速对比工具——选择替代料号进行并排对比：
PIC18F6410-I/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC18F6410T-E/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC18LF6410T-I/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC18F8410T-I/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC18F8310T-I/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC18F6410T-I/PT 最大额定值与电气特性
| Core Architecture | PIC18 (8-bit Harvard RISC) |
| Program Memory (Flash) | 16 KB |
| RAM | 768 bytes |
| EEPROM | 256 bytes |
| Maximum CPU Frequency | 40 MHz |
| Instruction Throughput | 10 MIPS |
| Supply Voltage (VDD) | 4.2 V to 5.5 V |
| I/O Pins | 54 |
| 封装 | TQFP-64 (PT) 10x10 mm |
| 安装类型 | Surface Mount |
| ADC | 10-bit, multi-channel |
| Timers | 16-bit and 8-bit timer modules |
| Communication Interfaces | 2x USART, MSSP (SPI/I2C) |
| CCP Modules | 2 |
| 工作温度 | -40C to +85C (Industrial, I grade) |
| Power-Saving Modes | nanoWatt (Sleep, Idle, etc.) |
| ICSP / ICD Support | Yes |
| ROM Type | Flash |
PIC18F6410T-I/PT 引脚配置
| 引脚 1 | NC — Not connected |
| 引脚 2 | NC — Not connected |
| 引脚 3 | RB0/INT0 — Digital I/O / external interrupt 0 |
| 引脚 4 | RB1/INT1 — Digital I/O / external interrupt 1 |
| 引脚 5 | RB2/INT2 — Digital I/O / external interrupt 2 |
| 引脚 6 | RB3/INT3 — Digital I/O / external interrupt 3 |
| 引脚 7 | RB4 — Digital I/O |
| 引脚 8 | RB5 — Digital I/O |
| 引脚 9 | RB6/PGC — Digital I/O / ICSP clock |
| 引脚 10 | RB7/PGD — Digital I/O / ICSP data |
| 引脚 11 | VSS — Ground reference |
| 引脚 12 | VDD — Positive supply voltage |
| 引脚 13 | OSC1/CLKI — Crystal oscillator input / external clock input |
| 引脚 14 | OSC2/CLKO — Crystal oscillator output |
| 引脚 15 | RA0/AN0 — Digital I/O / analog input 0 |
| 引脚 16 | RA1/AN1 — Digital I/O / analog input 1 |
| 引脚 17 | RA2/AN2/VREF- — Digital I/O / analog input 2 / ADC VREF- |
| 引脚 18 | RA3/AN3/VREF+ — Digital I/O / analog input 3 / ADC VREF+ |
| 引脚 19 | RA4/T0CKI — Digital I/O / Timer0 clock input |
| 引脚 20 | RA5/AN4 — Digital I/O / analog input 4 |
| 引脚 21 | VSS — Ground reference |
| 引脚 22 | VDD — Positive supply voltage |
| 引脚 23 | RC0 — Digital I/O |
| 引脚 24 | RC1 — Digital I/O |
| 引脚 25 | RC2 — Digital I/O |
| 引脚 26 | RC3 — Digital I/O |
| 引脚 27 | RC4 — Digital I/O |
| 引脚 28 | RC5 — Digital I/O |
| 引脚 29 | RC6 — Digital I/O |
| 引脚 30 | RC7 — Digital I/O |
| 引脚 31 | VSS — Ground reference |
| 引脚 32 | VDD — Positive supply voltage |
| 引脚 33 | RD0 — Digital I/O |
| 引脚 34 | RD1 — Digital I/O |
| 引脚 35 | RD2 — Digital I/O |
| 引脚 36 | RD3 — Digital I/O |
| 引脚 37 | RD4 — Digital I/O |
| 引脚 38 | RD5 — Digital I/O |
| 引脚 39 | RD6 — Digital I/O |
| 引脚 40 | RD7 — Digital I/O |
| 引脚 41 | VSS — Ground reference |
| 引脚 42 | VDD — Positive supply voltage |
| 引脚 43 | RE0 — Digital I/O |
| 引脚 44 | RE1 — Digital I/O |
| 引脚 45 | RE2 — Digital I/O |
| 引脚 46 | RE3 — Digital I/O |
| 引脚 47 | RE4 — Digital I/O |
| 引脚 48 | RE5 — Digital I/O |
| 引脚 49 | RE6 — Digital I/O |
| 引脚 50 | RE7 — Digital I/O |
| 引脚 51 | VSS — Ground reference |
| 引脚 52 | VDD — Positive supply voltage |
| 引脚 53 | RF0 — Digital I/O |
| 引脚 54 | RF1 — Digital I/O |
| 引脚 55 | RF2 — Digital I/O |
| 引脚 56 | RF3 — Digital I/O |
| 引脚 57 | RF4 — Digital I/O |
| 引脚 58 | RF5 — Digital I/O |
| 引脚 59 | RF6 — Digital I/O |
| 引脚 60 | RF7 — Digital I/O |
| 引脚 61 | MCLR — Master clear reset (active low) |
| 引脚 62 | RG0 — Digital I/O |
| 引脚 63 | RG1 — Digital I/O |
| 引脚 64 | RG3 — Digital I/O |
典型应用
PIC18F6410T-I/PT 适用于 6 应用s: Industrial Control Panels, HVAC and Building Automation, Home Appliance Control, Sensor Conditioning and Data Acquisition Front-Ends, USB/HID Bridges with External Transceiver, Automotive Body and Comfort Subsystems.
Industrial Control Panels
The PIC18F6410T-I/PT fits industrial control panels because its 16 KB Flash and 768 B RAM run PID, sequencing, and keypad-scan firmware, while 54 I/O drive indicator LEDs, opto-isolated relay outputs, and discrete inputs. The 4.2-5.5 V supply matches the 5 V industrial rail, and nanoWatt sleep modes cut quiescent current during standby between operator commands.
推荐
HVAC and Building Automation
For HVAC and building-automation controllers the PIC18F6410T-I/PT provides 54 I/O for thermostats, damper drivers, and contactor control, plus 2x USART and MSSP (SPI/I2C) for Modbus RTU or I2C sensor expansion. The 10-bit ADC reads thermistor and pressure-sensor analog front-ends, and the industrial -40C to +85C grade suits indoor equipment closets and rooftop units.
推荐
Home Appliance Control
The PIC18F6410T-I/PT drives home-appliance front panels: 16 KB Flash holds UI state machines, 54 I/O scan keypads and 7-segment displays, and the 10-bit ADC measures motor current and temperature. nanoWatt sleep reduces standby power to meet appliance energy-rating regulations, and the 64-pin TQFP gives enough I/O for mid-size washers, dishwashers, and microwave ovens.
推荐
Sensor Conditioning and Data Acquisition Front-Ends
As a sensor front-end, the PIC18F6410T-I/PT conditions strain-gauge, thermocouple, and 4-20 mA signals using its 10-bit ADC and on-chip comparators. The 16 KB Flash hosts linearization tables and digital filters, USART transmits calibrated values to a host PLC, and the wide 4.2-5.5 V supply supports 5 V industrial sensor rails without a level shifter.
推荐
USB/HID Bridges with External Transceiver
The PIC18F6410T-I/PT acts as a USB/HID bridge when paired with an external USB transceiver such as the MCP2200 or FT232. 16 KB Flash implements HID class drivers, 768 B RAM handles USB endpoint buffers, and the 64-pin TQFP provides the UART/SPI/GPIO needed for the transceiver interface plus status indicators. Industrial supply range supports host-side 5 V rails.
推荐
Automotive Body and Comfort Subsystems
For non-safety automotive body and comfort modules, PIC18F6410T-I/PT runs window-lift, mirror-adjust, or seat-control firmware with 54 I/O driving H-bridges and switches. The -40C to +85C industrial grade covers cabin environments, while the 10-bit ADC reads position feedback. For under-hood or safety applications, upgrade to AEC-Q100 qualified PIC18 variants.
推荐
推荐产品汇总
工程参考数据： PIC18F6410T-I/PT ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | PIC18F6410-I/PT | PIC18F6410T-E/PT | PIC18LF6410T-I/PT | PIC18F8410T-I/PT | PIC18F8310T-I/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-64 (PT) 10x10 mm | TQFP-64 (PT) 10x10 mm - same | TQFP-64 (PT) 10x10 mm - same | TQFP-64 (PT) 10x10 mm - same | TQFP-64 (PT) 10x10 mm - same | TQFP-64 (PT) 10x10 mm - same |
| Program Memory (Flash) | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 8 KB (-50%) |
| Supply Voltage | 4.2 V to 5.5 V | 4.2 V to 5.5 V | 4.2 V to 5.5 V | 2.0 V to 5.5 V | 4.2 V to 5.5 V | 4.2 V to 5.5 V |
| Maximum Clock Speed | 40 MHz | 40 MHz | 40 MHz | 40 MHz | 40 MHz | 40 MHz |
| Temperature Grade | Industrial (-40C to +85C) | Industrial (-40C to +85C) | Extended (-40C to +125C) | Industrial (-40C to +85C) | Industrial (-40C to +85C) | Industrial (-40C to +85C) |
| Packaging Media | Tape & Reel (T/R) | Tray | Tape & Reel (T/R) | Tape & Reel (T/R) | Tape & Reel (T/R) | Tape & Reel (T/R) |
| Lifecycle Status | Active | Active | Active | Active | Active | Active |
关键差异点
- Same-brand TQFP-64 drop-in flexibility （对比 PIC18F6410-I/PT)
- Lower-voltage rail support via LF variant （对比 PIC18LF6410T-I/PT)
- Extended temperature for harsher environments （对比 PIC18F6410T-E/PT)
- Larger peripheral footprint within same package （对比 PIC18F8410T-I/PT)
设计说明
Estimated: VDD 5 V, I_active 15 mA at 40 MHz worst-case. Place a 100 nF ceramic decoupling capacitor as close as possible to every VDD/VSS pair on the 64-pin TQFP, plus a single 10 uF bulk tantalum or ceramic at the supply entrance. The PIC18F6410 nanoWatt sleep current is typically under 1 uA, so verify that upstream LDO or regulator can supply the inrush during oscillator startup at cold temperatures (-40C).
Route the ICSP pins RB6/PGC and RB7/PGD directly to a 6-pin in-circuit programming header with series resistors near the MCU to avoid bus contention during programming. Keep the MCLR line short and add the standard 10 kohm pull-up plus optional ESD diode. The 64-pin TQFP-10x10 mm footprint has 0.5 mm pitch and benefits from a small ground plane under the chip for thermal spreading.
Do not substitute PIC18F6410T-I/PT with the PIC18LF6410T-I/PT for 5 V-only designs without verifying that the application can tolerate the LF variant's 2.0 V to 5.5 V range; some peripheral parameters (ADC, oscillator start-up) differ between F and LF variants. Also confirm that the unused pins on ports RG and RF are configured as outputs (or inputs with internal pull-ups) per datasheet DS39675C, otherwise floating inputs can cause excess current draw in nanoWatt sleep modes.
When using MSSP (SPI/I2C) or USART lines near high-current switching nodes, route those signals over a continuous ground reference and place small (22-100 ohm) series resistors at the driver to damp ringing. The PIC18F6410T-I/PT 64-pin TQFP gives enough space for guard traces around the analog ANx inputs; keep digital return currents away from the analog VREF/VSS pair to preserve 10-bit ADC accuracy.
合规信息
RoHS and lead-free per Microchip product page; AEC-Q100 qualification not applicable for this consumer/industrial-grade part.
