PIC24FJ32MC104T-E/TL - 16-bit 32KB Flash Motor Control MCU | Microchip
料号： PIC24FJ32MC104T-E/TL ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $3.85 | $3.85 |
| 10 | $3.46 | $34.60 |
| 100 | $3.08 | $308.00 |
| 500 | $2.77 | $1,385.00 |
| 1,000 | $2.47 | $2,470.00 |
PIC24FJ32MC104T-E/TL 概述
A 16-bit MCU is a microcontroller whose data path, ALU, and most registers are 16 bits wide; this delivers roughly an order-of-magnitude more compute throughput than legacy 8-bit PIC MCUs while preserving the deterministic interrupt model and the MPLAB X / XC16 toolchain that PIC developers are familiar with. Within the broader semiconductor taxonomy, the PIC24FJ32MC104 belongs to the PIC24F sub-family -> 16-bit MCU -> microcontroller -> embedded processor -> semiconductor hierarchy.
Key features include up to 35 general-purpose I/O pins, a 6-channel Motor Control PWM (MCPWM) module with dedicated fault inputs, three on-chip analog comparators, a Charge Time Measurement Unit (CTMU) for capacitive touch and time-of-flight sensing, PPS (Peripheral Pin Select) for flexible I/O mapping, and standard safety/reset peripherals (POR, BOR, WDT). The integrated MCPWM with center-aligned PWM and dead-time control removes the need for an external gate-driver timer, shrinking the BOM for 3-phase inverter stages.
Architecturally, the device uses a modified Harvard CPU with a 16-bit instruction word, single-cycle 16x16 hardware multiply, and a 17-bit x 17-bit divider, all of which accelerate the field-oriented control (FOC) math loops used in modern motor drives. Internal Flash supports self-programming, and the CTMU + 10-bit ADC combo enables sensorless BEMF zero-crossing for BLDC commutation.
Typical applications include automotive auxiliary pumps and fans, HVAC blower control, low-voltage e-bike controllers, small drone ESCs, white-goods BLDC drives, and general-purpose 3-phase inverter stages. The wide operating temperature range (-40C to +125C, 'E' grade) and AEC-Q100 qualification make it a strong fit for under-the-hood automotive ECUs.
When designing with this part, prioritize PCB thermal relief through the exposed pad, keep analog and PWM traces short and symmetrical, and use MPLAB X with the XC16 compiler for code development. Verify pin assignments using the PPS mapping table because most digital peripherals can be remapped to almost any I/O.
This page synthesizes distributor pricing, drop-in same-package alternatives from the PIC24FJ32MC1xx family, and practical design notes that complement (not duplicate) the manufacturer datasheet.
直接替换替代料： PIC24FJ32MC104T-E/TL ——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： PIC24FJ32MC104T-E/TL （相同外形与封装尺寸） ——差异在于 ADC, Package, Program Memory (Flash), CTMU, Core Architecture.
快速对比工具——选择替代料号进行并排对比：
PIC24FJ32MC104T-I/TL
✅ 直接替换✓ 有现货
$2.42 / 个
查看数据手册 →PIC24FJ32MC104-I/TL
✅ 直接替换✓ 有现货
$2.15 / 个
查看数据手册 →PIC24FJ32MC104T-E/TL 最大额定值与电气特性
| Product Series | PIC24F |
| Core Architecture | PIC 16-bit |
| Core Performance | 16 MIPS |
| Program Memory (Flash) | 32 KB (11K x 24 words) |
| Data Memory (SRAM) | 2 KB |
| Operating Voltage | 3.3 V (2.0-3.6 V range) |
| I/O Pins | 35 |
| 封装 | 44-VTLA (6x6 mm) with exposed pad |
| 工作温度范围 | -40C to +125C (E grade, automotive) |
| Automotive Qualification | AEC-Q100 |
| Motor Control PWM | 6-channel MCPWM with fault inputs |
| Analog Comparators | 3 |
| Charge Time Measurement Unit (CTMU) | Yes |
| Peripheral Pin Select (PPS) | Yes |
| ADC | 10-bit |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
PIC24FJ32MC104T-E/TL 引脚配置
| 引脚 1 | RP5/RB5 — Remappable I/O / port B bit 5 |
| 引脚 2 | RP6/RB6 — Remappable I/O / port B bit 6 |
| 引脚 3 | RP7/RB7 — Remappable I/O / port B bit 7 |
| 引脚 4 | RP8/RB8 — Remappable I/O / port B bit 8 |
| 引脚 5 | RP9/RB9 — Remappable I/O / port B bit 9 |
| 引脚 6 | VSS — Ground reference |
| 引脚 7 | VDD — 3.3 V core supply |
| 引脚 8 | RP10/RB10 — Remappable I/O / port B bit 10 |
| 引脚 9 | RP11/RB11 — Remappable I/O / port B bit 11 |
| 引脚 10 | RP12/RB12 — Remappable I/O / port B bit 12 |
| 引脚 11 | RP13/RB13 — Remappable I/O / port B bit 13 |
| 引脚 12 | RP14/RB14 — Remappable I/O / port B bit 14 |
| 引脚 13 | OSCI/CLKI/RC12 — Crystal input / external clock |
| 引脚 14 | OSCO/CLKO/RC15 — Crystal output |
| 引脚 15 | RP15/RB15 — Remappable I/O / port B bit 15 |
| 引脚 16 | VDD — 3.3 V core supply |
| 引脚 17 | VSS — Ground reference |
| 引脚 18 | PWM1H/RE0 — MCPWM high-side output 1 |
| 引脚 19 | PWM1L/RE1 — MCPWM low-side output 1 |
| 引脚 20 | PWM2H/RE2 — MCPWM high-side output 2 |
| 引脚 21 | PWM2L/RE3 — MCPWM low-side output 2 |
| 引脚 22 | PWM3H/RE4 — MCPWM high-side output 3 |
| 引脚 23 | PWM3L/RE5 — MCPWM low-side output 3 |
| 引脚 24 | RP16/RB16 — Remappable I/O / port B bit 16 |
| 引脚 25 | RP17/RB17 — Remappable I/O / port B bit 17 |
| 引脚 26 | RP18/RB18 — Remappable I/O / port B bit 18 |
| 引脚 27 | AN0/C1IN+/RP0 — Analog input 0 / comparator 1 input / remappable I/O |
| 引脚 28 | AN1/C1IN-/RP1 — Analog input 1 / comparator 1 input / remappable I/O |
| 引脚 29 | AN2/C2IN+/RP2 — Analog input 2 / comparator 2 input / remappable I/O |
| 引脚 30 | AN3/C2IN-/RP3 — Analog input 3 / comparator 2 input / remappable I/O |
| 引脚 31 | AN4/C3IN+/RP4 — Analog input 4 / comparator 3 input / remappable I/O |
| 引脚 32 | VREF-/CVREF-/RA9 — ADC negative reference / comparator Vref / port A bit 9 |
| 引脚 33 | VREF+/CVREF+/RA10 — ADC positive reference / comparator Vref / port A bit 10 |
| 引脚 34 | FLTA1/RP20/RC4 — MCPWM fault input 1 / remappable I/O |
| 引脚 35 | FLTA2/RP21/RC5 — MCPWM fault input 2 / remappable I/O |
| 引脚 36 | RP22/RC6 — Remappable I/O / port C bit 6 |
| 引脚 37 | RP23/RC7 — Remappable I/O / port C bit 7 |
| 引脚 38 | RP24/RC8 — Remappable I/O / port C bit 8 |
| 引脚 39 | RP25/RC9 — Remappable I/O / port C bit 9 |
| 引脚 40 | MCLR/RG2 — Master clear reset (active-low) / port G bit 2 |
| 引脚 41 | SDA1/RG3 — I2C SDA1 / port G bit 3 |
| 引脚 42 | SCL1/RG6 — I2C SCL1 / port G bit 6 |
| 引脚 43 | VSS — Ground reference |
| 引脚 44 | VDD — 3.3 V core supply |
典型应用
PIC24FJ32MC104T-E/TL 适用于 7 应用s: Automotive Auxiliary BLDC Pumps and Fans, HVAC Blower and Fan Control, Low-Voltage E-Bike / Scooter Motor Controllers, Small Drone and RC ESC, White-Goods BLDC Motor Drive, General 3-Phase Inverter Stage, Capacitive Touch Control Panel with Motor Drive.
Automotive Auxiliary BLDC Pumps and Fans
The PIC24FJ32MC104T-E/TL's AEC-Q100 qualification and -40C to +125C operating range make it ideal for automotive auxiliary BLDC pumps and radiator fans. Its integrated 6-channel MCPWM drives 3-phase inverter MOSFETs directly, with dead-time control and fault inputs protecting against shoot-through. The 16 MIPS core runs sensorless BEMF zero-crossing routines using the on-chip analog comparators, eliminating hall sensors in cost-sensitive pump modules. The 32 KB Flash fits small FOC or trapezoidal commutation state machines plus diagnostic routines (PWM fault flag, watchdog, BOR), while 2 KB SRAM holds lookup tables and the ADC+CTMU sample buffer. With 35 I/O pins on the VTLA-44 footprint, the MCU interfaces to LIN/CAN transceivers, NTC temperature sensors, and the gate-driver stage.
推荐
HVAC Blower and Fan Control
Residential and commercial HVAC blowers use the PIC24FJ32MC104T-E/TL for variable-speed BLDC control because its MCPWM delivers quiet, center-aligned switching at 16 MIPS. The CTMU and 10-bit ADC provide closed-loop speed measurement using either back-EMF or external tach feedback, while PPS lets engineers route the PWM outputs to the most convenient PCB-side pins to keep gate-drive traces short. Industrial-grade -40C to +125C operation handles attic and rooftop unit environments. The 32 KB Flash stores the speed-control PI loop, soft-start ramps, and fault diagnostics that today, IEC 60335-1 demands.
推荐
Low-Voltage E-Bike / Scooter Motor Controllers
E-bike and e-scooter controllers fit the PIC24FJ32MC104T-E/TL because the integrated MCPWM, three comparators, and CTMU remove the need for external BLDC front-end ICs and keep the BOM small on a 36 V / 48 V battery pack. The 16 MIPS core runs FOC loops for torque control while the 2 KB SRAM handles Park/Clarke transforms and SVM modulation tables. AEC-Q100 grade is overkill for the spec but provides long-term reliability, and the 35 I/O pins accept throttle input, brake signal, hall sensors, and the UART link to a display. PPS lets the same PCB layout support both 6-pin and 3-pin hall-sensor wiring.
推荐
Small Drone and RC ESC
Electronic speed controllers (ESCs) for micro-drones use the PIC24FJ32MC104T-E/TL because its MCPWM with dead-time control drives 3-phase N-FET half-bridges at up to 16 MIPS, supporting fast PWM switching up to 25 kHz. The on-chip comparators sense BEMF for sensorless trapezoidal commutation at high RPM without external op-amps, and the CTMU can be repurposed for current sensing through a shunt + amplifier. With 32 KB Flash, the device fits DShot/Oneshot/standard PWM input protocols plus safety routines. The 6x6 mm VTLA package keeps the ESC footprint under 16 x 16 mm for 4-in-1 micro ESC stacks.
推荐
White-Goods BLDC Motor Drive
Washing-machine direct-drive BLDC and dishwasher circulation pumps adopt the PIC24FJ32MC104T-E/TL because the 32 KB Flash holds sensorless FOC plus IEC 60730 Class B self-test routines, and the 2 KB SRAM supports observer loops without external memory. The MCPWM drives an external 3-phase gate-driver IC directly, while three analog comparators implement BEMF sensing for sensorless startup. AEC-Q100 grade is not strictly required but improves reliability against the high humidity and temperature swings of white-goods environments. The CTMU enables capacitive water-level or foam detection on the same MCU.
推荐
General 3-Phase Inverter Stage
Any cost-sensitive 3-phase inverter (small industrial pumps, solar micro-inverters, UPS stages) can use the PIC24FJ32MC104T-E/TL when 32 KB Flash and 2 KB SRAM are sufficient. The MCPWM provides center-aligned switching with hardware fault shutdown, the three comparators sense DC-bus voltage and phase currents, and PPS lets engineers assign PWM outputs on the side closest to the gate driver for short switching loops. The 16 MIPS performance supports simple V/F scalar control up to a few kW and basic field-oriented control for higher performance. The wide -40C to +125C range supports outdoor industrial enclosures.
推荐
Capacitive Touch Control Panel with Motor Drive
Kitchen appliances and industrial HMI panels combine capacitive touch sensing and motor control on the PIC24FJ32MC104T-E/TL thanks to the on-chip CTMU and dedicated MCPWM. The CTMU times RC charge/discharge cycles on touch electrodes with sub-percent accuracy, while the MCPWM drives a small BLDC fan, pump, or vibration motor. 32 KB Flash fits the touch-scan algorithm plus BLDC commutation; 2 KB SRAM stores debounce, gesture state, and the PWM duty cycle. PPS allows the same PCB layout to assign CTMU channels to the touch pads and PWM outputs to the motor terminals, minimizing board area.
推荐
推荐产品汇总
工程参考数据： PIC24FJ32MC104T-E/TL ——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 | PIC24FJ32MC104T-I/TL | PIC24FJ32MC104-I/TL | PIC24FJ32MC104T-E/PT | PIC24FJ32MC102T-I/SS |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-VTLA (6x6) | 44-VTLA (6x6) - same | 44-VTLA (6x6) - same | 44-TQFP - different | 28-SSOP - different |
| Temperature Grade | -40C to +125C (E, automotive) | -40C to +85C (I, industrial) | -40C to +85C (I, industrial) | -40C to +125C (E, automotive) | -40C to +85C (I, industrial) |
| AEC-Q100 Qualified | Yes | No | No | Yes | No |
| Flash Memory | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB |
| SRAM | 2 KB | 2 KB | 2 KB | 2 KB | 2 KB |
| MCPWM Channels | 6 (3 complementary pairs) | 6 (3 complementary pairs) | 6 (3 complementary pairs) | 6 (3 complementary pairs) | 6 (3 complementary pairs) |
| I/O Pins | 35 | 35 | 35 | 35 | 21 |
| Core Performance | 16 MIPS | 16 MIPS | 16 MIPS | 16 MIPS | 16 MIPS |
| Operating Voltage | 2.0 V to 3.6 V (3.3 V typ.) | 2.0 V to 3.6 V (3.3 V typ.) | 2.0 V to 3.6 V (3.3 V typ.) | 2.0 V to 3.6 V (3.3 V typ.) | 2.0 V to 3.6 V (3.3 V typ.) |
关键差异点
- Integrated 6-channel Motor Control PWM with dead-time control （对比 PIC24FJ32GA104-I/PT)
- AEC-Q100 automotive qualification on this grade （对比 PIC24FJ32MC104T-I/TL)
- Compact 6x6 mm VTLA-44 leadless package （对比 PIC24FJ32MC104T-E/PT)
- On-chip CTMU for capacitive touch and time-of-flight sensing （对比 PIC24FJ32GP202T-I/SO)
- Three on-chip analog comparators for BEMF sensing （对比 PIC24FJ32GA102-I/SO)
设计说明
The 44-VTLA (6x6 mm) package exposes a thermal pad that must be soldered to a continuous PCB ground plane with multiple thermal vias to a bottom-layer copper pour. Estimated: at 32 MHz full-speed with all peripherals active, typical IDD is below 25 mA, giving 1.5 W max dissipation on a properly sized 4-layer PCB. Without the exposed pad soldered, junction temperature can exceed 125C in enclosed automotive housings.
Place decoupling capacitors (100 nF X7R per VDD pair plus a bulk 4.7 uF X5R) within 3 mm of each VDD pin. Keep the crystal traces (OSCI/OSCO) short and symmetric with a guard trace tied to ground; use 15 pF load capacitors for the 32 MHz internal oscillator reference. Route the three MCPWM complementary pairs with matched trace lengths to avoid PWM skew in 3-phase inverters.
Use Peripheral Pin Select (PPS) to remap PWM outputs to the I/O pins physically closest to the gate driver IC - typically the port B or port E pins adjacent to VDD/VSS on the package edge. This minimizes the gate-drive loop inductance, which is critical to limit ringing and shoot-through in 3-phase inverter stages. Verify the PPS mapping with MPLAB X MCC before layout finalization.
Do not assume analog comparator inputs share the same voltage range as the digital I/O - the comparators on this device accept rail-to-rail inputs but should be protected with series resistors on high-dV/dt signals. Also, the MCPWM fault inputs FLTA1/FLTA2 must be pulled high (disabled) at start-up or the PWM outputs remain tri-stated until the fault is cleared; design the firmware to release faults only after the gate-driver bias rails have stabilized.
Estimated: the 6-channel MCPWM can produce switching edges with up to 5 ns rise/fall times at the gate driver; without proper decoupling the resulting ground bounce can corrupt ADC readings. Place a ferrite bead between the analog VDD (AVDD) and digital VDD rails if available on the PCB, and average 16 or more ADC samples to remove residual switching noise on motor current sensing channels.
合规信息
AEC-Q100 qualified per Microchip product page and family datasheet 30009997e. RoHS compliant lead-free package. Halogen-free status not explicitly stated in the verified sources.
