PIC24FJ32MC104-E/TL - 16-bit 32KB Flash Motor Control MCU | Microchip
Référence : PIC24FJ32MC104-E/TL ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $4.1 | $4,10 |
| 10 | $3.62 | $36,20 |
| 100 | $3.05 | $305,00 |
| 500 | $2.68 | $1 340,00 |
| 1 000 | $2.41 | $2 410,00 |
PIC24FJ32MC104-E/TL Présentation
A 16-bit microcontroller (MCU) is a single-chip processor that combines a 16-bit CPU core, non-volatile program memory (Flash), volatile working memory (SRAM), and a rich set of on-chip peripherals such as timers, ADCs, communication interfaces, and PWM channels. The PIC24F family sits within Microchip's broader taxonomy of PIC microcontroller -> 16-bit MCU -> motor-control MCU -> power-conversion and motion-control subsystem, and is widely used in appliances, fans, pumps, small drones, and consumer-embedded systems.
Key features include 16 MIPS performance at 32 MHz, 32KB Flash (11K x 24 words), 2KB SRAM, an integrated MCPWM with dedicated fault inputs, multiple 16-bit timers, a 10-bit A/D converter, and CTMU support for capacitive touch and current measurement. PPS allows most digital peripherals to be remapped to a wide range of I/O pins, simplifying PCB routing in compact motor-drive layouts. The CTMU enables time-based current sensing and touch sensing without external analog front-ends.
Architecturally, the PIC24FJ32MC104-E/TL uses a modified Harvard architecture with a 16-bit data path, hardware multiplier, and deterministic interrupt latency, which is essential for closed-loop field-oriented control (FOC) and trapezoidal commutation. The MCPWM block includes independent duty-cycle and period registers plus a dedicated PWM fault input that can shut down outputs within one PWM cycle when an overcurrent event is detected by an external comparator.
Typical applications include BLDC and PMSM motor control, sensorless fan and pump drivers, small appliance motor boards (mixers, blenders, hair tools), RC servo and drone ESC prototypes, and general-purpose low-pin-count industrial control. The wide operating voltage range and on-chip CTMU also enable capacitive user-interface buttons alongside the motor drive.
When designing with this device, place bypass capacitors (100 nF ceramic plus 4.7 uF or 10 uF bulk) within 5 mm of every VDD/VSS pair and ensure the exposed thermal pad is soldered to a continuous ground plane for thermal dissipation. Use the dedicated PWM fault pin to gate the MCPWM outputs whenever a hardware overcurrent trip occurs, never rely solely on firmware to disable the inverter.
This page synthesizes distributor pricing, drop-in alternatives in the same 44-VTLA footprint, and practical motor-control design notes not found in a single manufacturer datasheet, giving engineers a one-stop reference for sourcing and qualifying PIC24FJ32MC104-E/TL.
Alternatives de remplacement direct pour PIC24FJ32MC104-E/TL — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec PIC24FJ32MC104-E/TL (même facteur de forme et même empreinte) — différant par Package, ADC, Motor Control PWM (MCPWM), Program Memory (Flash), Core Architecture.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PIC24FJ32MC104-I/TL
✅ Remplacement direct✓ En stock
$2.15 / unité
Voir la fiche technique →PIC24FJ32MC104T-I/TL
✅ Remplacement direct✓ En stock
$2.42 / unité
Voir la fiche technique →PIC24FJ64MC104-E/TL
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
PIC24FJ32MC104-E/ML
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC24FJ32MC104-E/PT
✅ Remplacement direct✓ En stock
$1.86 / unité
Voir la fiche technique →PIC24FJ32MC102-E/SS
✅ Remplacement direct✓ En stock
$1.92 / unité
Voir la fiche technique →PIC24FJ32MC104-E/TL Valeurs maximales et caractéristiques électriques
| Core Architecture | 16-bit PIC24F (modified Harvard) |
| Program Memory (Flash) | 32 KB (11K x 24 words) |
| Data Memory (SRAM) | 2 KB |
| Maximum CPU Speed | 32 MHz (16 MIPS) |
| Supply Voltage (VDD) | 3.0 V to 3.6 V |
| Température de fonctionnement | -40 C to +125 C (Extended, -E suffix) |
| Boîtier | 44-pin VTLA (6x6 mm) with Exposed Pad |
| Pin/Package Code | HVQCCN / TL |
| Motor Control PWM (MCPWM) | Yes (with fault input) |
| CTMU (Charge Time Measurement Unit) | Yes |
| Peripheral Pin Select (PPS) | Yes |
| Type de montage | Surface Mount |
| Statut RoHS | Compliant |
Configuration des broches de PIC24FJ32MC104-E/TL
| Broche 1 | OSCI/CLKI/RC13 — External crystal input or digital I/O pin RC13 |
| Broche 2 | OSCO/CLKO/RC14 — External crystal output or digital I/O pin RC14 |
| Broche 3 | VDD — Positive supply voltage (3.0-3.6V) |
| Broche 4 | VSS — Ground reference |
| Broche 5 | PWM1H/RB15 — PWM1 high-side output / GPIO RB15 |
| Broche 6 | PWM1L/RB14 — PWM1 low-side output / GPIO RB14 |
| Broche 7 | PWM2H/RB13 — PWM2 high-side output / GPIO RB13 |
| Broche 8 | PWM2L/RB12 — PWM2 low-side output / GPIO RB12 |
| Broche 9 | PWM3H/RB11 — PWM3 high-side output / GPIO RB11 |
| Broche 10 | PWM3L/RB10 — PWM3 low-side output / GPIO RB10 |
| Broche 11 | FLTA/RA14 — PWM fault input A / GPIO RA14 |
| Broche 12 | RA15 — GPIO RA15 |
| Broche 13 | AN0/RB0 — Analog input 0 / GPIO RB0 |
| Broche 14 | AN1/RB1 — Analog input 1 / GPIO RB1 |
| Broche 15 | AN2/RB2 — Analog input 2 / GPIO RB2 |
| Broche 16 | AN3/RB3 — Analog input 3 / GPIO RB3 |
| Broche 17 | AN4/RB4 — Analog input 4 / GPIO RB4 |
| Broche 18 | AN5/RB5 — Analog input 5 / GPIO RB5 |
| Broche 19 | VDD — Positive supply voltage (3.0-3.6V) |
| Broche 20 | VSS — Ground reference |
| Broche 21 | AN8/RB8 — Analog input 8 / GPIO RB8 |
| Broche 22 | AN9/RB9 — Analog input 9 / GPIO RB9 |
| Broche 23 | U1CTS/RF13 — UART1 CTS / GPIO RF13 |
| Broche 24 | U1RTS/RA8 — UART1 RTS / GPIO RA8 |
| Broche 25 | U1RX/RF4 — UART1 RX / GPIO RF4 |
| Broche 26 | U1TX/RF5 — UART1 TX / GPIO RF5 |
| Broche 27 | SCK1/RF6 — SPI1 clock / GPIO RF6 |
| Broche 28 | SDO1/RF8 — SPI1 data out / GPIO RF8 |
| Broche 29 | SDI1/RF7 — SPI1 data in / GPIO RF7 |
| Broche 30 | SDA1/RA9 — I2C1 data / GPIO RA9 |
| Broche 31 | SCL1/RA10 — I2C1 clock / GPIO RA10 |
| Broche 32 | TMS/RB7 — JTAG TMS / GPIO RB7 |
| Broche 33 | TCK/RB6 — JTAG TCK / GPIO RB6 |
| Broche 34 | TDI/RA4 — JTAG TDI / GPIO RA4 |
| Broche 35 | TDO/RA5 — JTAG TDO / GPIO RA5 |
| Broche 36 | INT0/RA12 — External interrupt 0 / GPIO RA12 |
| Broche 37 | RA7 — GPIO RA7 |
| Broche 38 | RA6 — GPIO RA6 |
| Broche 39 | T1CK/RC1 — Timer1 clock / GPIO RC1 |
| Broche 40 | RC2 — GPIO RC2 |
| Broche 41 | RC3 — GPIO RC3 |
| Broche 42 | RC4 — GPIO RC4 |
| Broche 43 | VDD — Positive supply voltage (3.0-3.6V) |
| Broche 44 | VSS — Ground reference |
Applications typiques
PIC24FJ32MC104-E/TL convient pour 6 applications: BLDC / PMSM Motor Control, Sensorless Fan and Pump Motor Drivers, Small Appliance Motor Boards (Mixers, Blenders, Hair Tools), RC Servo and Drone ESC Prototypes, Industrial Low-Voltage Motor Drivers, Capacitive Touch User Interface with Motor Drive.
BLDC / PMSM Motor Control
The PIC24FJ32MC104-E/TL is purpose-built for 3-phase brushless DC and permanent-magnet synchronous motor control, integrating the Motor Control PWM (MCPWM) block with a dedicated hardware fault input that can shut down all PWM outputs within one PWM cycle on overcurrent events. Its 16 MIPS core running at 32 MHz is sufficient to execute field-oriented control (FOC) loops at 20 kHz PWM with ADC-triggered current sampling, while CTMU provides time-based current measurement for sensorless back-EMF zero-crossing or shunt-based FOC. The 44-pin VTLA package exposes enough I/O for three-phase complementary PWM, three current-sense ADCs, Hall sensors, encoder inputs, and UART/CAN to a host controller. Use the dedicated PWM fault pin tied to the gate-driver desaturation output to guarantee hardware-level inverter protection.
Recommandé
Sensorless Fan and Pump Motor Drivers
Compact consumer fans, CPU coolers, water pumps, and small appliance pumps benefit from the PIC24FJ32MC104-E/TL's CTMU and PPS peripherals. The CTMU enables accurate back-EMF zero-crossing detection for sensorless trapezoidal commutation, while PPS lets designers remap PWM and ADC channels to any available I/O pin for cleaner PCB routing. The 32 KB Flash is ample for sensorless start-up routines with BEMF filtering and speed PI control, and the -E extended temperature grade (-40 C to +125 C) tolerates the enclosed thermal environment of pump and fan housings. A typical design runs sensorless BEMF at 1-2 kHz PWM with current-limited soft-start.
Recommandé
Small Appliance Motor Boards (Mixers, Blenders, Hair Tools)
Household appliances such as hand mixers, blenders, and hair dryers use universal or BLDC motors controlled by a low-pin-count MCU with integrated PWM and protection. The PIC24FJ32MC104-E/TL's Motor Control PWM with hardware fault input provides reliable overcurrent protection required by safety standards for these products. Its 32 KB Flash stores user-interface state, motor speed profiles, and fault diagnostics, while CTMU supports capacitive touch buttons for sealed enclosures. Operating from 3.0 V to 3.6 V, the device easily interfaces to 3.3 V gate drivers and digital isolators in mains-powered appliance designs.
Recommandé
RC Servo and Drone ESC Prototypes
Electronic speed controllers (ESCs) for hobby drones and RC servos require fast PWM updates with hardware fault shutdown to protect FETs from shoot-through. The PIC24FJ32MC104-E/TL's 32 MHz / 16 MIPS core drives 8 kHz to 24 kHz FOC loops with adequate headroom, and its 44-pin VTLA footprint exposes UART for throttle command reception plus DShot or OneShot protocol decoding. The CTMU supports fast current-sampling for inner torque loops. The exposed thermal pad on VTLA helps dissipate the controller's heat when driving high-current drone motors.
Recommandé
Industrial Low-Voltage Motor Drivers
Industrial low-voltage drives for conveyors, automated valves, and small actuators benefit from the PIC24FJ32MC104-E/TL's extended -40 C to +125 C temperature range and integrated motor-control peripherals. The 32 KB Flash enables Modbus RTU or CANopen protocol stacks for industrial networking, while the CTMU and ADC support 4-20 mA analog feedback loops. The dedicated PWM fault pin can be tied to hardware overcurrent comparators for failsafe shutdown, essential in industrial safety systems. PPS allows UART, SPI, and I2C peripherals to be assigned to any available pin, simplifying layout in dense industrial enclosures.
Recommandé
Capacitive Touch User Interface with Motor Drive
Combining motor control with capacitive touch buttons in a single chip simplifies appliance designs, and the PIC24FJ32MC104-E/TL's CTMU peripheral enables direct touch sensing without external analog front-ends. The CTMU charges a sense line with known current and measures discharge time via timer capture, detecting finger proximity reliably through up to 5 mm of plastic or glass. Combined with the MCPWM block, a single MCU drives a motor and reads 4-8 touch pads simultaneously, eliminating separate touch-IC cost. PPS lets designers place touch electrodes on any unused pin.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PIC24FJ32MC104-E/TL — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | PIC24FJ32MC104-I/TL | PIC24FJ32MC104T-I/TL | PIC24FJ64MC104-E/TL | PIC24FJ32MC104-E/ML | PIC24FJ32MC104-E/PT | PIC24FJ32MC102-E/SS |
|---|---|---|---|---|---|---|---|
| Package | 44-pin VTLA (TL) 6x6 mm | 44-pin VTLA (TL) - same | 44-pin VTLA (TL) - same | 44-pin VTLA (TL) - same | 44-pin QFN (ML) - same pin count, different package | 44-pin TQFP (PT) - same pin count, different package | 28-pin SSOP (SS) - reduced pin count |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | 16-bit PIC24F | 16-bit PIC24F | 16-bit PIC24F | 16-bit PIC24F | 16-bit PIC24F | 16-bit PIC24F | 16-bit PIC24F |
| Program Flash | 32 KB | 32 KB | 32 KB | 64 KB | 32 KB | 32 KB | 32 KB |
| SRAM | 2 KB | 2 KB | 2 KB | 8 KB | 2 KB | 2 KB | 2 KB |
| Max CPU Speed | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS |
| Temperature Grade | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +125C (Extended) | -40C to +125C (Extended) | -40C to +125C (Extended) |
| Motor Control PWM | Yes (MCPWM with fault) | Yes (MCPWM with fault) | Yes (MCPWM with fault) | Yes (MCPWM with fault) | Yes (MCPWM with fault) | Yes (MCPWM with fault) | Yes (MCPWM with fault) |
| CTMU + PPS | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Principaux différenciateurs
- Integrated MCPWM with dedicated hardware fault input (vs PIC24FJ32MC102-E/SS)
- Extended -40C to +125C temperature grade (vs PIC24FJ32MC104-I/TL)
- 32 KB Flash with headroom for FOC + bootloader (vs PIC24FJ16MC101-I/SO)
Notes de conception
Place a 100 nF ceramic bypass capacitor within 5 mm of every VDD/VSS pair on the PIC24FJ32MC104-E/TL, plus a single 4.7 uF to 10 uF bulk capacitor on the main 3.3 V rail. The VTLA package's exposed thermal pad is also the main ground return, so it MUST be soldered to a continuous ground plane stitched with multiple vias to the bottom layer. Inadequate decoupling causes MCPWM jitter and ADC noise that directly degrades motor-control loop stability.
Route the three-phase PWM outputs (PWM1H/L, PWM2H/L, PWM3H/L) as short matched-length traces to the gate driver, with a ground return path on an adjacent layer to minimize parasitic inductance that causes MOSFET ringing. Keep analog current-sense traces away from PWM switching traces, and use Kelvin connections at the shunt resistor sense points to avoid ground-loop errors. Place the ICSP programming pins (TMS, TCK, TDI, TDO) on a 0.1 inch header footprint for in-circuit debugging.
Do NOT skip the dedicated PWM fault pin (FLTA) connection to the gate-driver desaturation output - firmware-only overcurrent protection is too slow to prevent MOSFET shoot-through damage. The -E temperature suffix denotes -40 C to +125 C; the -I suffix is only -40 C to +85 C. Verify that the chosen suffix matches your application's thermal environment. PPS remapping requires unlocking the IOLOCK bit, so always include the unlock sequence in your initialization code.
For FOC motor control on the PIC24FJ32MC104-E/TL, sample phase currents in the middle of the PWM low-side ON interval using the MCPWM's special-event trigger to synchronize ADC sampling. This avoids switching noise from the FETs and produces clean current measurements for the Clarke/Park transforms. Add an RC anti-aliasing filter (typically 1 kohm and 470 pF) at each current-sense amplifier output before the ADC pin to suppress wideband noise.
Informations de conformité
RoHS and lead-free compliance inferred from Microchip product family documentation. AEC-Q100 qualification for this specific -E/TL variant was NOT confirmed in the verified web data; confirm with Microchip automotive catalog before AEC-Q100 designs. Halogen-free status not stated in verified data.
