PIC24EP512MC204T-I/PT - 16-bit 70MIPS 512KB Flash MCU | Microchip
料号： PIC24EP512MC204T-I/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $8.84 | $8.84 |
| 10 | $7.96 | $79.60 |
| 100 | $7.07 | $707.00 |
| 500 | $6.36 | $3,180.00 |
| 1,000 | $5.66 | $5,660.00 |
PIC24EP512MC204T-I/PT 概述
A 16-bit microcontroller (MCU) is a programmable processor that fetches, decodes, and executes instructions whose internal data path is 16 bits wide, offering higher precision and code density than 8-bit parts while remaining easier to use than 32-bit Cortex-M devices. In the broader taxonomy, the PIC24EP sits inside Microchip's dsPIC/PIC24 family of 16-bit microcontrollers, which itself belongs to the wider category of embedded microcontrollers and ultimately to integrated circuits and semiconductors. The PIC24E architecture is built on a modified Harvard core with a 24-bit instruction word, designed to balance deterministic interrupt response with rich DSP-style arithmetic.
Key features include 70 MIPS CPU performance from a 70 MHz peripheral clock, 512 KB self-programmable Flash with live update capability, 48 KB SRAM, 4 KB EEPROM emulation, and a 12-bit 1.1 Msps ADC with up to 9 channels and 4 Sample-and-Hold circuits. The device integrates two on-chip op-amps, three analog comparators with a programmable reference, a USB 2.0 full-speed On-The-Go controller, and motor-control PWMs with edge-aligned and center-aligned modes for field-oriented control. Operating voltage is 3.0 V to 3.6 V over an industrial -40 C to +85 C temperature range, with AEC-Q100 variants available in the same silicon for automotive designs.
Architecturally, the part combines a high-throughput 16-bit core with motor-control-oriented peripherals and a flexible Peripheral Trigger Generator that allows deterministic, hardware-routed timing between ADC, PWM, and comparator modules without CPU intervention. This makes the PIC24EP512MC204T-I/PT well suited to FOC sensorless motor drives, switched-mode power supplies, and any closed-loop system where deterministic timing and tight ADC-PWM synchronization are required.
Typical applications include BLDC/PMSM and ACIM motor-control inverters, uninterruptible power supplies (UPS), digital PFC and LLC power converters, factory automation drives, and precision industrial-servo positioning systems. The PTG and QEI also suit robotics, CNC spindle drives, and encoder-fed motion controllers. The wide operating temperature range and -I grade qualification also support outdoor industrial installations.
When designing with this device, allocate adequate decoupling (100 nF + bulk) close to each VDD/VSS pair, route the analog AVSS/AVDD pair as a quiet island separated from digital returns, and observe Microchip's motor-control layout guidelines for the on-chip op-amps and PGA. Always verify errata against the latest silicon revision before committing to high-volume firmware.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes for the PIC24EP512MC204T-I/PT that are not typically collected together on the manufacturer datasheet, supporting faster component selection and BOM risk reduction.
直接替换替代料： PIC24EP512MC204T-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： PIC24EP512MC204T-I/PT （相同外形与封装尺寸） ——差异在于 Package, Operating Temperature, ADC, Analog Comparators, Core.
快速对比工具——选择替代料号进行并排对比：
PIC24EP512MC204-I/PT
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
PIC24EP512MC204T-E/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC24EP256MC204T-I/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC24EP128MC204T-I/PT
✅ 直接替换✓ 有现货
$3.58 / 个
查看数据手册 →PIC24EP512MC204T-I/PT 最大额定值与电气特性
| Core | PIC24E 16-bit dsPIC/PIC24 |
| CPU Speed | 70 MIPS |
| 最大时钟频率 | 70 MHz |
| Program Memory | 512 KB Flash (170K x 24) |
| RAM | 48 KB |
| EEPROM Emulation | 4 KB |
| Supply Voltage (VDD) | 3.0 V to 3.6 V |
| ADC | 12-bit, up to 1.1 Msps, 4 S&H |
| On-chip Op-Amps | 2 |
| Analog Comparators | 3 with programmable reference |
| Peripheral Trigger Generator (PTG) | Yes |
| Quadrature Encoder Interface (QEI) | Yes |
| Motor Control PWM | Yes, MCPWM with edge/center-aligned |
| USB | USB 2.0 Full-Speed OTG |
| 工作温度 | -40 C to +85 C (Industrial, -I) |
| 封装 | 44-pin TQFP (PT), 10x10 mm |
| 安装类型 | Surface Mount |
| MSL 等级 | 3 (per JEDEC J-STD-020) |
| RoHS 状态 | Compliant |
PIC24EP512MC204T-I/PT 引脚配置
| 引脚 1 | RP21/PWM1L/OC1 — Remappable I/O, PWM1 Low-side output, or Output Compare 1 |
| 引脚 2 | RP20/PWM1H/OC2 — Remappable I/O, PWM1 High-side output, or Output Compare 2 |
| 引脚 3 | AN0/CMP1A/RP5 — Analog input 0, Comparator 1 A-input, Remappable I/O |
| 引脚 4 | AN1/CMP1B/RP6 — Analog input 1, Comparator 1 B-input, Remappable I/O |
| 引脚 5 | AN2/CMP2A/C1INC/RP7 — Analog input 2, Comparator 2 A-input, QEI Index, Remappable I/O |
| 引脚 6 | AN3/CMP2B/RP8 — Analog input 3, Comparator 2 B-input, Remappable I/O |
| 引脚 7 | AN4/CMP3A/RP9 — Analog input 4, Comparator 3 A-input, Remappable I/O |
| 引脚 8 | AVDD — Analog supply voltage (3.0V-3.6V) |
| 引脚 9 | AVSS — Analog ground reference |
| 引脚 10 | CVREF+/AN5/RP10 — Comparator reference input, Analog input 5, Remappable I/O |
| 引脚 11 | CVREF-/AN6/RP11 — Comparator reference input, Analog input 6, Remappable I/O |
| 引脚 12 | OA1OUT/AN7/RP12 — Op-Amp 1 output, Analog input 7, Remappable I/O |
| 引脚 13 | OA1IN-/AN8/RP13 — Op-Amp 1 inverting input, Analog input 8, Remappable I/O |
| 引脚 14 | OA1IN+/AN9/RP14 — Op-Amp 1 non-inverting input, Analog input 9, Remappable I/O |
| 引脚 15 | OA2OUT/AN10/RP15 — Op-Amp 2 output, Analog input 10, Remappable I/O |
| 引脚 16 | OA2IN-/AN11/RP16 — Op-Amp 2 inverting input, Analog input 11, Remappable I/O |
| 引脚 17 | OA2IN+/AN12/RP17 — Op-Amp 2 non-inverting input, Analog input 12, Remappable I/O |
| 引脚 18 | VDD — Digital supply voltage (3.0V-3.6V) |
| 引脚 19 | VSS — Digital ground reference |
| 引脚 20 | OSCI/CLKI/RC12 — Crystal input / External clock input / Remappable I/O |
| 引脚 21 | OSCO/CLKO/RC15 — Crystal output / Clock output / Remappable I/O |
| 引脚 22 | D+/RP3 — USB D+ data line / Remappable I/O |
| 引脚 23 | D-/RP2 — USB D- data line / Remappable I/O |
| 引脚 24 | VBUS — USB VBUS sense input |
| 引脚 25 | RP0/SDA2/IC2/INT0 — Remappable I/O, I2C2 SDA, Input Capture 2, External Interrupt 0 |
| 引脚 26 | RP1/SCL2/IC1/INT1 — Remappable I/O, I2C2 SCL, Input Capture 1, External Interrupt 1 |
| 引脚 27 | RP22/PWM2L/OC3 — Remappable I/O, PWM2 Low-side output, or Output Compare 3 |
| 引脚 28 | RP23/PWM2H/OC4 — Remappable I/O, PWM2 High-side output, or Output Compare 4 |
| 引脚 29 | RP24/PWM3L/OC5 — Remappable I/O, PWM3 Low-side output, or Output Compare 5 |
| 引脚 30 | RP25/PWM3H/OC6 — Remappable I/O, PWM3 High-side output, or Output Compare 6 |
| 引脚 31 | MCLR — Master Clear (Reset) input, active low |
| 引脚 32 | PGED2/RP4 — Programming/Data Debug I/O 2 / Remappable I/O |
| 引脚 33 | PGEC2/RP3 — Programming Clock Debug 2 / Remappable I/O |
| 引脚 34 | C1INA/CMP3B/QEI1A/RP19 — QEI Phase A, Comparator 3 B-input, Remappable I/O |
| 引脚 35 | C1INB/QEI1B/RP26 — QEI Phase B, Remappable I/O |
| 引脚 36 | INDX1/QEI1IND/RP27 — QEI Index input, Remappable I/O |
| 引脚 37 | IC4/RP28 — Input Capture 4, Remappable I/O |
| 引脚 38 | OCFA/RP29 — Output Compare Fault A input, Remappable I/O |
| 引脚 39 | INT2/RP30 — External Interrupt 2, Remappable I/O |
| 引脚 40 | INT3/RP31 — External Interrupt 3, Remappable I/O |
| 引脚 41 | TDO/AN13 — Test Data Out (JTAG), Analog input 13 |
| 引脚 42 | TCK/AN14 — Test Clock (JTAG), Analog input 14 |
| 引脚 43 | TMS/AN15 — Test Mode Select (JTAG), Analog input 15 |
| 引脚 44 | TDI — Test Data In (JTAG) |
典型应用
PIC24EP512MC204T-I/PT 适用于 6 应用s: BLDC / PMSM Motor Control, AC Induction Motor (ACIM) Drives, Uninterruptible Power Supplies (UPS), Digital Power / PFC + LLC Converters, Industrial Servo Positioning, Factory Automation / Sensorless Compressor Drives.
BLDC / PMSM Motor Control
The PIC24EP512MC204T-I/PT is purpose-built for sensorless and sensored BLDC/PMSM motor drives. Its dedicated Motor Control PWM (MCPWM) with center-aligned mode, 12-bit ADC with 4 Sample-and-Hold, three on-chip analog comparators for back-EMF zero-crossing, and the Peripheral Trigger Generator (PTG) together enable deterministic ADC-to-PWM synchronization at 70 MIPS without CPU intervention. The 2 on-chip op-amps can be configured as current-sense amplifiers, eliminating external analog front-end components. With 512 KB Flash and 48 KB RAM, full FOC firmware, sensorless observers, and commutation tables fit comfortably. Compared to a general-purpose MCU, this part cuts external component count, BOM cost, and PCB area in compact motor-drive designs.
推荐
AC Induction Motor (ACIM) Drives
For ACIM V/Hz and vector-controlled drives, the PIC24EP512MC204T-I/PT provides the throughput and timer flexibility required for closed-loop slip calculation and field-weakening. Its 70 MIPS core, QEI for encoder feedback, and MCPWM with up to 1.04 ns PWM resolution at 60 MHz support quiet sine commutation up to several kHz. The PTG lets the firmware trigger ADC sampling in lock-step with PWM edges without jitter from CPU latency. Industrial -40 to +85 C operation suits outdoor cabinets and HVAC compressor drives. Reference Microchip application note AN1078 for sensorless FOC of ACIM using this family.
推荐
Uninterruptible Power Supplies (UPS)
In on-line and line-interactive UPS systems, the PIC24EP512MC204T-I/PT manages inverter control, battery charging, and AC-mains synchronization. Its 12-bit 1.1 Msps ADC samples battery voltage and current at the high rate required for accurate SoC estimation, while the MCPWM drives the sine-PWM inverter at 50/60 Hz with low distortion. The 48 KB RAM holds waveform tables and state-machine history. USB OTG is useful for status panels or remote monitoring. Industrial temperature rating supports battery cabinet installations where ambient can rise significantly during charge cycles.
推荐
Digital Power / PFC + LLC Converters
The PIC24EP512MC204T-I/PT is well matched to digital PFC and resonant LLC converters. Its high-resolution MCPWM generates the variable-frequency drive required for LLC, while the PTG and ADC sample-and-hold allow valley-switching and adaptive-dead-time control in firmware. With 70 MIPS, a digital-compensation loop runs at the 100 kHz+ switching frequencies typical of telecom and server PSUs. The op-amps and comparators handle current-mode control feedback directly, reducing external analog hardware. Code-density and 512 KB Flash allow multi-mode firmware (CCM/DCM PFC, soft-start, burst mode).
推荐
Industrial Servo Positioning
For precision servo positioning and robotics, the PIC24EP512MC204T-I/PT leverages its QEI to interface directly to incremental encoders and its MCPWM for driving servo amplifiers. The PTG can synchronize ADC, PWM, and QEI in a hardware loop, freeing the CPU for trajectory generation. The 48 KB RAM holds motion profiles and PID state for multi-axis controllers when paired with companion MCUs. The 44-pin TQFP package and industrial temperature range are common in motion-control cards and PLC-style servo modules used in factory automation and CNC machines.
推荐
Factory Automation / Sensorless Compressor Drives
In factory automation and hermetic compressors, the PIC24EP512MC204T-I/PT runs sensorless FOC firmware that combines back-EMF detection (via on-chip comparators), torque-ripple compensation, and load-torque feed-forward. The on-chip op-amps can directly sense phase currents with low offset, while the QEI is available when a tachogenerator or Hall sensor is fitted. AEC-Q100 qualified variants exist in the same silicon, easing the transition from industrial to automotive 12V compressor systems. Reference Microchip AN1166 for sensorless FOC tuning on this family.
推荐
推荐产品汇总
工程参考数据： PIC24EP512MC204T-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 | PIC24EP512MC204-I/PT | PIC24EP512MC204T-E/PT | PIC24EP256MC204T-I/PT | PIC24EP128MC204T-I/PT |
|---|---|---|---|---|---|
| Package | 44-pin TQFP (PT) 10x10 mm | 44-pin TQFP (PT) 10x10 mm - same | 44-pin TQFP (PT) 10x10 mm - same | 44-pin TQFP (PT) 10x10 mm - same | 44-pin TQFP (PT) 10x10 mm - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 512 KB | 512 KB - same | 512 KB - same | 256 KB (-50%) | 128 KB (-75%) |
| RAM | 48 KB | 48 KB - same | 48 KB - same | 32 KB (-33%) | 16 KB (-67%) |
| CPU Speed | 70 MIPS / 70 MHz | 70 MIPS - same | 70 MIPS - same | 70 MIPS - same | 70 MIPS - same |
| Temperature Grade | -40C to +85C (Industrial, -I) | -40C to +85C - same | -40C to +125C (Extended, -E) | -40C to +85C - same | -40C to +85C - same |
| Motor Control Peripherals (MCPWM/QEI/PTG) | Yes | Yes - same | Yes - same | Yes - same | Yes - same |
| AEC-Q100 Qualified | No (standard -I grade) | No - same | Yes (E temp grade variant typically automotive qualified) | No | No |
关键差异点
- Dedicated MCPWM + PTG + QEI motor-control peripherals （对比 PIC24EP512GP206T-I/PT)
- Industrial temperature grade (-40C to +85C) for embedded industrial use （对比 PIC24EP512MC204T-E/PT)
- Higher memory density in the same TQFP-44 footprint （对比 PIC24EP128MC204T-I/PT)
设计说明
Decouple VDD/VSS pairs with a 100 nF ceramic cap placed within 2 mm of each pin pair, plus a single shared 4.7 uF bulk near the MCU. A dedicated 3.3 V LDO (e.g., Microchip MCP1700-3302E) is recommended upstream; avoid routing noisy switching nodes back to the MCU supply. For USB OTG use, VBUS has its own rail that requires a regulated 5 V detection circuit. Do not share the analog AVDD and digital VDD return paths - tie AVSS to VSS only at one point under the MCU.
Route analog inputs (AN0-ANx, OA1IN+, OA2IN+) away from PWM switching traces and from the USB D+/D- pair. Use a quiet analog ground island for AVSS, with a single bridge back to digital ground at the MCU. Place the 12-bit ADC reference bypass caps (typically 1 uF + 100 nF) as close as possible to AVDD/AVSS. For motor-control designs, place current-sense resistors adjacent to the MCU so the op-amp input traces remain short; this preserves the bandwidth Microchip spec'd for the on-chip op-amps (typically several MHz GBW).
Do not assume the on-chip op-amps can drive low-impedance loads - check the datasheet for output swing vs load current before connecting directly to a low-impedance sensor. For ADC accuracy, ensure the input source impedance is below 5 kohm (the datasheet-specified max for full 1.1 Msps throughput) by adding a buffer op-amp if needed. Always check the latest silicon errata before firmware freeze; some PTG or QEI features have revision-specific workarounds. The 'T' suffix in -I/PT indicates tape-and-reel packaging and does NOT change electrical specs - selecting PIC24EP512MC204-I/PT (no T) gives identical silicon in a tray.
合规信息
RoHS compliant per Microchip product page. Standard -I (industrial) grade is not AEC-Q100 qualified - choose PIC24EP512MC204T-E/PT for automotive. Halogen-free packaging per Microchip environmental compliance statement.