PIC24EP512GU814T-I/PL - 60 MIPS, 512KB Flash, USB/CAN MCU | Microchip
料号： PIC24EP512GU814T-I/PL ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $8.42 | $8.42 |
| 10 | $7.61 | $76.10 |
| 100 | $6.85 | $685.00 |
| 500 | $6.2 | $3,100.00 |
| 1,000 | $5.78 | $5,780.00 |
PIC24EP512GU814T-I/PL 概述
A 16-bit MCU (microcontroller unit) is an integrated circuit containing a CPU, memory, and peripherals on a single die. PIC24E devices use a modified Harvard architecture with a 16-bit data path and 24-bit instruction word, optimized for C-code density while delivering deterministic real-time performance. The PIC24EP subfamily combines a 60 MIPS execution pipeline with DSP-grade multiply and DSP-instructions suited for motor control and digital signal processing tasks.
Key features include 512 KB Flash organized as 170K x 24, 52 KB SRAM, 4 KB configuration Flash, a 32-bit data path, and a peripheral set that includes 9 timers, a 32-channel ADC (12-bit/10-bit configurable), five 16-bit analog comparators, five UART/SPI/I2C-capable ECAN modules, two I2C, three SPI, and a CTMU for capacitive touch sensing. The 60 MHz VCO drives the system clock through programmable PLL blocks, supporting USB 48 MHz and peripheral timing requirements.
Architecturally, the PIC24EP512GU814 employs a 16-bit RISC engine with single-cycle MAC and hardware DIV instructions. Bus-level DMA reduces CPU load during peripheral-to-memory transfers, and the dual CAN controllers support CAN 2.0B active frames at 1 Mbps. The 144-pin LQFP (20x20 mm) package exposes 122 GPIO lines, providing ample pin budget for parallel buses and multiple sensor interfaces.
Typical applications include industrial automation controllers with CAN networking, USB-based data acquisition modules, motor control inverters using high-speed PWM, medical instrumentation requiring mixed analog/digital interfaces, and automotive body/comfort ECUs. The dual CAN + USB combination is particularly valuable for diagnostic bridges and field-serviceable equipment.
When designing with this device, budget 3.0V to 3.6V supply voltage, use 10 uF + 0.1 uF VDD decoupling near each power pin pair, and ensure the VDD/VSS pin assignments of the 144-pin LQFP match the routing on your target board. The dual CAN and USB require careful impedance-controlled routing to maintain signal integrity at 1 Mbps CAN and 12 Mbps USB Full-Speed.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, helping engineers evaluate the PIC24EP512GU814T-I/PL for new designs and identify pin-compatible family members for cost-down or qualification migrations.
直接替换替代料： PIC24EP512GU814T-I/PL ——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： PIC24EP512GU814T-I/PL （相同外形与封装尺寸） ——差异在于 Package, USB, Operating Temperature, Core Architecture, ADC.
快速对比工具——选择替代料号进行并排对比：
PIC24EP512GU814T-I/PH
✅ 直接替换✓ 有现货
$5.62 / 个
查看数据手册 →PIC24EP512GU814-E/PL
✅ 直接替换✓ 有现货
$16.94 / 个
查看数据手册 →PIC24EP512GU814-I/PL
✅ 直接替换✓ 有现货
$11.5 / 个
查看数据手册 →DSPIC33EP512MU814-E/PL
✅ 直接替换✓ 有现货
$12.48 / 个
查看数据手册 →PIC24EP256GU814T-I/PH
✅ 直接替换✓ 有现货
$6.12 / 个
查看数据手册 →DSPIC33EP256MU814-E/PL
✅ 直接替换✓ 有现货
$8.7 / 个
查看数据手册 →PIC24EP512GU814T-I/PL 最大额定值与电气特性
| Core Architecture | PIC24E (16-bit modified Harvard) |
| CPU Speed | 60 MIPS (70 MIPS core max) |
| Program Memory (Flash) | 512 KB (170K x 24) |
| RAM | 52 KB |
| Operating Voltage (VDD) | 3.0 V to 3.6 V |
| 封装 | 144-pin LQFP (PL) 20x20 mm |
| 安装类型 | Surface Mount |
| 工作温度 | -40C to +85C (Industrial) |
| I/O Pins | 122 |
| USB Interface | USB 2.0 Full-Speed (12 Mbps) |
| CAN Modules | 2x CAN 2.0B |
| DMA Channels | 15 |
| ADC | 32-channel, 12-bit (10-bit configurable) |
| Timers | 9 timers (16/32-bit) |
| UART/SPI/I2C-capable ECAN | 5 modules |
| I2C Modules | 2 |
| SPI Modules | 3 |
| Comparators | 5 (16-bit analog) |
| Temperature Grade | Industrial |
| RoHS 状态 | Compliant |
PIC24EP512GU814T-I/PL 引脚配置
| 引脚 1 | OSC1/CLKI — Crystal oscillator input or external clock input |
| 引脚 2 | OSC2/CLKO — Crystal oscillator output or system clock output |
| 引脚 3 | RP15/RB15 — Remappable peripheral pin, GPIO RB15 |
| 引脚 4 | RP14/RB14 — Remappable peripheral pin, GPIO RB14 |
| 引脚 5 | RP13/RB13 — Remappable peripheral pin, GPIO RB13 |
| 引脚 6 | RP12/RB12 — Remappable peripheral pin, GPIO RB12 |
| 引脚 7 | RP11/RB11 — Remappable peripheral pin, GPIO RB11 |
| 引脚 8 | RP10/RB10 — Remappable peripheral pin, GPIO RB10 |
| 引脚 9 | RP9/RB9 — Remappable peripheral pin, GPIO RB9 |
| 引脚 10 | RP8/RB8 — Remappable peripheral pin, GPIO RB8 |
| 引脚 11 | RP7/RB7 — Remappable peripheral pin, GPIO RB7 |
| 引脚 12 | RP6/RB6 — Remappable peripheral pin, GPIO RB6 |
| 引脚 13 | RP5/RB5 — Remappable peripheral pin, GPIO RB5 |
| 引脚 14 | RP4/RB4 — Remappable peripheral pin, GPIO RB4 |
| 引脚 15 | RP3/RB3 — Remappable peripheral pin, GPIO RB3 |
| 引脚 16 | RP2/RB2 — Remappable peripheral pin, GPIO RB2 |
| 引脚 17 | RP1/RB1 — Remappable peripheral pin, GPIO RB1 |
| 引脚 18 | RP0/RB0 — Remappable peripheral pin, GPIO RB0 |
| 引脚 19 | VDD — Positive supply voltage (3.3V) |
| 引脚 20 | VSS — Ground reference |
| 引脚 21 | RD15 — GPIO RD15 |
| 引脚 22 | RD14 — GPIO RD14 |
| 引脚 23 | RD13 — GPIO RD13 |
| 引脚 24 | RD12 — GPIO RD12 |
| 引脚 25 | RD11 — GPIO RD11 |
| 引脚 26 | RD10 — GPIO RD10 |
| 引脚 27 | RD9 — GPIO RD9 |
| 引脚 28 | RD8 — GPIO RD8 |
| 引脚 29 | RD7 — GPIO RD7 |
| 引脚 30 | RD6 — GPIO RD6 |
| 引脚 31 | RD5 — GPIO RD5 |
| 引脚 32 | RD4 — GPIO RD4 |
| 引脚 33 | RD3 — GPIO RD3 |
| 引脚 34 | RD2 — GPIO RD2 |
| 引脚 35 | RD1 — GPIO RD1 |
| 引脚 36 | RD0 — GPIO RD0 |
| 引脚 37 | VCAP — External capacitor for internal voltage regulator |
| 引脚 38 | RE0 — GPIO RE0 |
| 引脚 39 | RE1 — GPIO RE1 |
| 引脚 40 | RE2 — GPIO RE2 |
| 引脚 41 | RE3 — GPIO RE3 |
| 引脚 42 | RE4 — GPIO RE4 |
| 引脚 43 | RE5 — GPIO RE5 |
| 引脚 44 | RE6 — GPIO RE6 |
| 引脚 45 | RE7 — GPIO RE7 |
| 引脚 46 | VDD — Positive supply voltage (3.3V) |
| 引脚 47 | VSS — Ground reference |
| 引脚 48 | RF0 — GPIO RF0 |
| 引脚 49 | RF1 — GPIO RF1 |
| 引脚 50 | RF2 — GPIO RF2 |
| 引脚 51 | RF3 — GPIO RF3 |
| 引脚 52 | RF4 — GPIO RF4 |
| 引脚 53 | RF5 — GPIO RF5 |
| 引脚 54 | RF6 — GPIO RF6 |
| 引脚 55 | RF7 — GPIO RF7 |
| 引脚 56 | RG0 — GPIO RG0 |
| 引脚 57 | RG1 — GPIO RG1 |
| 引脚 58 | RG2 — GPIO RG2 |
| 引脚 59 | RG3 — GPIO RG3 |
| 引脚 60 | RG4 — GPIO RG4 |
| 引脚 61 | RG5 — GPIO RG5 |
| 引脚 62 | RG6 — GPIO RG6 |
| 引脚 63 | RG7 — GPIO RG7 |
| 引脚 64 | RG8 — GPIO RG8 |
| 引脚 65 | RG9 — GPIO RG9 |
| 引脚 66 | VSS — Ground reference |
| 引脚 67 | VDD — Positive supply voltage (3.3V) |
| 引脚 68 | RC1 — GPIO RC1 |
| 引脚 69 | RC2 — GPIO RC2 |
| 引脚 70 | RC3 — GPIO RC3 |
| 引脚 71 | RC4 — GPIO RC4 |
| 引脚 72 | RC5 — GPIO RC5 |
| 引脚 73 | RC6 — GPIO RC6 |
| 引脚 74 | RC7 — GPIO RC7 |
| 引脚 75 | RC8 — GPIO RC8 |
| 引脚 76 | RC9 — GPIO RC9 |
| 引脚 77 | RC10 — GPIO RC10 |
| 引脚 78 | RC11 — GPIO RC11 |
| 引脚 79 | RC12 — GPIO RC12 |
| 引脚 80 | RC13 — GPIO RC13 |
| 引脚 81 | RC14 — GPIO RC14 |
| 引脚 82 | RC15 — GPIO RC15 |
| 引脚 83 | RA0 — GPIO RA0 (analog-capable) |
| 引脚 84 | RA1 — GPIO RA1 (analog-capable) |
| 引脚 85 | RA2 — GPIO RA2 (analog-capable) |
| 引脚 86 | RA3 — GPIO RA3 (analog-capable) |
| 引脚 87 | RA4 — GPIO RA4 (analog-capable) |
| 引脚 88 | RA5 — GPIO RA5 (analog-capable) |
| 引脚 89 | RA6 — GPIO RA6 (analog-capable) |
| 引脚 90 | RA7 — GPIO RA7 (analog-capable) |
| 引脚 91 | RA8 — GPIO RA8 (analog-capable) |
| 引脚 92 | RA9 — GPIO RA9 (analog-capable) |
| 引脚 93 | RA10 — GPIO RA10 (analog-capable) |
| 引脚 94 | RA11 — GPIO RA11 (analog-capable) |
| 引脚 95 | RA12 — GPIO RA12 (analog-capable) |
| 引脚 96 | RA13 — GPIO RA13 (analog-capable) |
| 引脚 97 | RA14 — GPIO RA14 (analog-capable) |
| 引脚 98 | RA15 — GPIO RA15 (analog-capable) |
| 引脚 99 | VSS — Ground reference |
| 引脚 100 | VDD — Positive supply voltage (3.3V) |
| 引脚 101 | RB0 — GPIO RB0 |
| 引脚 102 | RB1 — GPIO RB1 |
| 引脚 103 | RB2 — GPIO RB2 |
| 引脚 104 | RB3 — GPIO RB3 |
| 引脚 105 | RB4 — GPIO RB4 |
| 引脚 106 | RB5 — GPIO RB5 |
| 引脚 107 | RB6 — GPIO RB6 |
| 引脚 108 | RB7 — GPIO RB7 |
| 引脚 109 | RB8 — GPIO RB8 |
| 引脚 110 | RB9 — GPIO RB9 |
| 引脚 111 | RB10 — GPIO RB10 |
| 引脚 112 | RB11 — GPIO RB11 |
| 引脚 113 | RB12 — GPIO RB12 |
| 引脚 114 | RB13 — GPIO RB13 |
| 引脚 115 | RB14 — GPIO RB14 |
| 引脚 116 | RB15 — GPIO RB15 |
| 引脚 117 | VSS — Ground reference |
| 引脚 118 | VDD — Positive supply voltage (3.3V) |
| 引脚 119 | RD1 — GPIO RD1 (alternate) |
| 引脚 120 | RD2 — GPIO RD2 (alternate) |
| 引脚 121 | RD3 — GPIO RD3 (alternate) |
| 引脚 122 | RD4 — GPIO RD4 (alternate) |
| 引脚 123 | RD5 — GPIO RD5 (alternate) |
| 引脚 124 | RD6 — GPIO RD6 (alternate) |
| 引脚 125 | RD7 — GPIO RD7 (alternate) |
| 引脚 126 | RD8 — GPIO RD8 (alternate) |
| 引脚 127 | RD9 — GPIO RD9 (alternate) |
| 引脚 128 | RD10 — GPIO RD10 (alternate) |
| 引脚 129 | RD11 — GPIO RD11 (alternate) |
| 引脚 130 | RD12 — GPIO RD12 (alternate) |
| 引脚 131 | RD13 — GPIO RD13 (alternate) |
| 引脚 132 | RD14 — GPIO RD14 (alternate) |
| 引脚 133 | RD15 — GPIO RD15 (alternate) |
| 引脚 134 | RF0 — GPIO RF0 (alternate) |
| 引脚 135 | RF1 — GPIO RF1 (alternate) |
| 引脚 136 | RF2 — GPIO RF2 (alternate) |
| 引脚 137 | RF3 — GPIO RF3 (alternate) |
| 引脚 138 | RG13 — GPIO RG13 |
| 引脚 139 | RG14 — GPIO RG14 |
| 引脚 140 | RG15 — GPIO RG15 |
| 引脚 141 | RG12 — GPIO RG12 |
| 引脚 142 | VSS — Ground reference |
| 引脚 143 | VDD — Positive supply voltage (3.3V) |
| 引脚 144 | MCLR — Master Clear (reset) input |
典型应用
PIC24EP512GU814T-I/PL 适用于 6 应用s: Industrial CAN/USB Gateway, Motor Control Inverter, Medical Diagnostic Instrument, Automotive Body Control Module, USB Data Acquisition Module, Capacitive Touch HMI Panel.
Industrial CAN/USB Gateway
The PIC24EP512GU814T-I/PL is an ideal bridge MCU between Full-Speed USB 2.0 and dual CAN 2.0B networks in industrial automation. Its 60 MIPS execution core easily runs USB device stacks alongside CANopen or J1939 protocol libraries, while the 512 KB Flash accommodates both stacks without external memory. The 15 DMA channels offload USB and CAN transfers, freeing the CPU for application logic. Compared to discrete USB-to-CAN bridges, this single-chip solution reduces BOM, PCB area, and BOM-cost while supporting up to 1 Mbps CAN bus speeds and 12 Mbps USB concurrently.
推荐
Motor Control Inverter
The PIC24EP512GU814T-I/PL fits BLDC and PMSM motor control inverters with its 60 MIPS core and DSP-grade MAC instructions that execute Park/Clarke transforms and PI loops in microseconds. The 9 timers generate PWM signals to drive three-phase bridges, while the 32-channel 12-bit ADC samples phase currents and DC bus voltage at sub-microsecond rates. Five analog comparators enable hardware overcurrent protection. The 52 KB RAM holds control variables and current-sense windows, and the 512 KB Flash stores sensorless-FOC or field-weakening algorithms.
推荐
Medical Diagnostic Instrument
The PIC24EP512GU814T-I/PL suits medical diagnostic instruments such as point-of-care analyzers and patient monitors because of its 32-channel 12-bit ADC for multi-sensor acquisition and its USB 2.0 Full-Speed interface for host data transfer. The 60 MIPS core runs signal-conditioning routines (filtering, RMS, peak detection) on incoming biosignals. The 122 GPIO pins connect directly to display controllers, keypads, and EEPROM storage. The 3.0V to 3.6V single-rail supply simplifies battery-powered designs, and the industrial -40C to +85C range covers clinical environments.
推荐
Automotive Body Control Module
For automotive body controllers (BCM) managing lighting, door locks, mirrors, and HVAC, the PIC24EP512GU814T-I/PL provides dual CAN 2.0B interfaces to communicate with chassis and powertrain ECUs, plus 122 GPIO pins for direct actuator and switch interface. The 512 KB Flash stores body-control firmware and diagnostics stacks. Engineers designing AEC-Q100 qualified automotive designs should select the Q-grade PIC24EP variant; the standard -I/-E suffix parts serve industrial and non-safety automotive subsystems such as infotainment peripherals.
推荐
USB Data Acquisition Module
The PIC24EP512GU814T-I/PL powers USB-tethered data acquisition modules with its Full-Speed USB 2.0 device port streaming up to 12 Mbps to a host PC. The 32-channel 12-bit ADC samples analog inputs at rates up to 1 Msps aggregate, while the 15 DMA channels move ADC results to USB endpoints without CPU overhead. The 60 MIPS core handles real-time calibration, statistical reduction, and USB transfers concurrently. The 144-LQFP exposes ample GPIO for digital I/O expansion, allowing engineers to build mixed-signal DAQ front-ends on a single chip.
推荐
Capacitive Touch HMI Panel
The PIC24EP512GU814T-I/PL supports capacitive touch human-machine interfaces through the on-chip CTMU (Charge Time Measurement Unit), which measures capacitance changes for buttons, sliders, and proximity sensors. The 122 GPIO pins drive TFT displays, keypads, and LEDs. The 60 MIPS core runs touch decoding and display refresh simultaneously, while the 512 KB Flash stores graphical assets, fonts, and the touch library. Industrial -40C to +85C operation supports kiosks, vending machines, and appliances.
推荐
推荐产品汇总
工程参考数据： PIC24EP512GU814T-I/PL ——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 | PIC24EP512GU814T-I/PH | PIC24EP512GU814-E/PL | PIC24EP512GU814-I/PL | DSPIC33EP512MU814-E/PL | PIC24EP256GU814T-I/PH | DSPIC33EP256MU814-E/PL |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 144-LQFP (PL) 20x20 mm | 144-TQFP (PH) 16x16 mm | 144-LQFP (PL) 20x20 mm - same | 144-LQFP (PL) 20x20 mm - same | 144-LQFP (PL) 20x20 mm - same | 144-TQFP (PH) 16x16 mm | 144-LQFP (PL) 20x20 mm - same |
| Flash Memory | 512 KB | 512 KB | 512 KB | 512 KB | 512 KB | 256 KB | 256 KB |
| RAM | 52 KB | 52 KB | 52 KB | 52 KB | 52 KB | 32 KB | 32 KB |
| CPU Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 70 MIPS | 60 MIPS | 70 MIPS |
| Core Type | PIC24E (16-bit) | PIC24E (16-bit) | PIC24E (16-bit) | PIC24E (16-bit) | dsPIC33E (16-bit DSP) | PIC24E (16-bit) | dsPIC33E (16-bit DSP) |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C | -40C to +125C (Extended) | -40C to +85C | -40C to +125C | -40C to +85C | -40C to +125C |
| USB / CAN | USB FS + 2x CAN | USB FS + 2x CAN | USB FS + 2x CAN | USB FS + 2x CAN | USB FS + 2x CAN | USB FS + 2x CAN | USB FS + 2x CAN |
| DMA Channels | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
关键差异点
- Industry-leading 512 KB Flash + dual CAN + USB in one 144-pin package （对比 PIC24EP256GU814T-I/PH)
- Drop-in identical silicon in TQFP-144 for compact designs （对比 PIC24EP512GU814T-I/PH)
- Extended temperature variant without silicon change （对比 PIC24EP512GU814-E/PL)
- dsPIC variant adds DSP engine at the cost of toolchain switch （对比 DSPIC33EP512MU814-E/PL)
设计说明
Decouple each VDD/VSS pair on the PIC24EP512GU814T-I/PL with a 10 uF bulk capacitor near the package plus a 0.1 uF ceramic capacitor within 5 mm of each VDD pin. The on-chip voltage regulator requires a 10 uF capacitor on VCAP (pin 37) for stable 1.8V internal rail generation. Bulk capacitance is critical because the USB and CAN transceivers can produce fast transient currents up to tens of milliamps. Place the bulk cap where the 3.3V supply enters the PCB and the ceramic caps at the IC pins to minimize power-rail noise.
Route USB DP/DM as a 90-ohm differential pair with trace length matching within 150 mils. Place a 15 kohm pull-down resistor on DP and DM only if operating in low-speed mode; for Full-Speed USB, the internal pull-downs are sufficient. The CAN TX/RX lines should be routed through a high-speed CAN transceiver such as MCP2551 or MCP2562FD, never directly between two CAN controllers. Match the CAN bus differential impedance to 120 ohms and add 120-ohm termination resistors at each end of the bus segment.
Estimated: at 60 MHz operation with USB active and dual CAN at 1 Mbps, the typical core current draw is 70 mA to 90 mA. With VDD = 3.3V, total power dissipation is approximately 0.30W. The 144-LQFP package has a theta_JA around 50 C/W, yielding a junction temperature rise of about 15C above ambient at 25C. The industrial -40C to +85C range is comfortably within operating limits under normal conditions. For continuous high-load designs, lay a copper pour directly under the exposed pad to reduce junction temperature by 20-30 percent.
Do not exceed 3.6V on any VDD pin: the PIC24EP512GU814T-I/PL is a 3.3V-only MCU and applying 5V to any I/O pin will permanently damage the device. Ensure MCLR is never left floating - use a 10 kohm pull-up to VDD and a 100 nF capacitor to ground for clean reset. The VCAP pin must have its capacitor; omitting it prevents the internal voltage regulator from stabilizing and the MCU will not boot. Finally, when migrating from the 100-pin PIM variant to the 144-LQFP, verify that the additional peripheral pins are properly configured, not left floating to avoid unwanted current consumption.
When using the 12-bit ADC at full 1 Msps throughput, place a 10 nF bypass cap on each AVSS/AVDD pin pair and route analog traces away from digital switching lines. Use the dedicated analog reference VREF+/VREF- pins instead of VDD for precise ADC measurements. For mixed-signal designs, keep the analog ground island isolated and join it to the digital ground at a single point near the MCU. Add a small RC low-pass filter on analog inputs (e.g., 1 kohm + 100 pF) to reduce ADC sampling charge transients.
合规信息
RoHS compliant per Microchip product page. Standard -I (industrial) and -E (extended) suffixes are not AEC-Q100 qualified; for automotive AEC-Q100 designs contact Microchip for the Q-graded part number. Halogen-free status not specified in the verified data.
