DSPIC33FJ128MC510-I/PF - 40 MIPS 16-bit DSC, 128KB Flash | Microchip
Référence : DSPIC33FJ128MC510-I/PF ✗ Fin de vie| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $9.7735 | $9,77 |
| 10 | $9.2 | $92,00 |
| 100 | $8.55 | $855,00 |
| 500 | $7.9 | $3 950,00 |
| 1 000 | $7.25 | $7 250,00 |
DSPIC33FJ128MC510-I/PF Présentation
A Digital Signal Controller is a hybrid device class that merges a microcontroller (MCU) with a Digital Signal Processor (DSP) on a single die. Within the broader taxonomy it sits as: dsPIC33F -> DSC -> MCU/DSP -> microcontroller -> embedded processor -> semiconductor. The DSP engine adds a single-cycle MAC, dual 40-bit accumulators, and zero-overhead hardware looping, allowing closed-loop motor control, power conversion, and audio/sensor DSP algorithms to execute on the same core that handles housekeeping tasks such as UART, I2C, SPI and GPIO. This integration removes the need for a companion DSP chip, reducing BOM cost and PCB area in real-time control systems.
Key features of the DSPIC33FJ128MC510-I/PF include on-chip motor-control PWM with up to 8 PWM outputs, a 12-bit Analog-to-Digital Converter (ADC) with up to 32 input channels and dedicated S&H, a Quadrature Encoder Interface (QEI) for position feedback, and a rich set of serial peripherals. The 100-pin TQFP provides up to 85 digital I/O pins, supporting dense mixed-signal designs without external bus expanders. The Flash endurance is specified at 1,000 erase/write cycles minimum, and the device operates across the industrial -40 C to +85 C range for the -I suffix.
Architecturally the device uses a modified Harvard core with separate program and data buses, allowing simultaneous Fetch + ALU + DSP operation in a single instruction cycle. The DSP engine extends the ALU with 40-bit accumulators, barrel shifter, and single-instruction saturate/round logic, which is essential for field-oriented control (FOC) of three-phase PMSM/BLDC motors. The integrated Motor Control PWM module generates complementary PWM pairs with programmable dead time, fault inputs, and ADC-trigger alignment, eliminating most external glue logic.
Typical applications are three-phase AC induction and PMSM/BLDC motor control, sensorless and sensored FOC drives, industrial variable-frequency drives (VFDs), power conversion (PFC + DCDC), and digital audio processing. The combination of DSP throughput with a full MCU peripheral set makes it particularly well suited to appliances, HVAC blowers, pumps, fans, e-bike controllers, and CNC spindle drives in the 1-2 kW class.
When designing with this device, ensure the decoupling network uses a 10 uF bulk plus 0.1 uF ceramic per VDD/VSS pair, route the analog AVSS/AVDD traces as a star, and place the analog reference decoupling capacitor within 5 mm of the AVSS pin. Also note that the Flash endurance is rated lower than newer dsPIC33EP/dsPIC33CH families; if firmware uses frequent EEPROM emulation via Flash, plan wear-leveling or migrate to the 'A' revision or dsPIC33EP family for longer in-field endurance.
This page synthesizes distributor pricing, same-family drop-in alternatives, and design notes not found in the manufacturer datasheet alone.
Alternatives de remplacement direct pour DSPIC33FJ128MC510-I/PF — 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 DSPIC33FJ128MC510-I/PF (même facteur de forme et même empreinte) — différant par Package, Core Architecture, Operating Temperature, ADC, MSL Level.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
DSPIC33FJ128MC510A-I/PF
✅ Remplacement direct✓ En stock
$8.1 / unité
Voir la fiche technique →DSPIC33FJ128MC510A-E/PF
✅ Remplacement direct✓ En stock
$7.65 / unité
Voir la fiche technique →DSPIC33FJ128MC510A-I/PT
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
DSPIC33FJ64MC510-I/PF
✅ Remplacement direct✓ En stock
$3.2 / unité
Voir la fiche technique →DSPIC33FJ128MC510-I/PF Valeurs maximales et caractéristiques électriques
| Core Architecture | dsPIC33F (16-bit DSC, modified Harvard) |
| Family | dsPIC33F Motor Control |
| CPU Performance | 40 MIPS |
| Program Memory | 128 KB (128K x 8) Flash |
| Data RAM | 8 KB |
| Data EEPROM | 0 B (not available on this family) |
| Operating Voltage | 3.0 V to 3.6 V |
| Boîtier | 100-pin TQFP (14x14 mm), designation PF |
| I/O Pins | Up to 85 digital I/O |
| ADC | 12-bit, up to 32 input channels |
| Motor Control PWM | 8 PWM outputs with fault inputs |
| Quadrature Encoder Interface | Yes (QEI) |
| Température de fonctionnement | -40 C to +85 C (industrial, -I suffix) |
| Type de montage | Surface Mount |
| Niveau MSL | 3 |
| Statut RoHS | Compliant |
Configuration des broches de DSPIC33FJ128MC510-I/PF
| Broche 1 | RP15/RXD2/PWM1L/PMD15/RF5 — Remappable I/O / UART2 RX / PWM1 low |
| Broche 2 | RP16/TX2/PWM1H/PMD14/RF4 — Remappable I/O / UART2 TX / PWM1 high |
| Broche 3 | RP9/PWM2L/PMD13/RF3 — Remappable I/O / PWM2 low |
| Broche 4 | RP10/PWM2H/PMD12/RF2 — Remappable I/O / PWM2 high |
| Broche 5 | RP11/PWM3L/PMD11/RF8 — Remappable I/O / PWM3 low |
| Broche 6 | RP12/PWM3H/PMD10/RF7 — Remappable I/O / PWM3 high |
| Broche 7 | RP13/PWM4L/PMD9/RF6 — Remappable I/O / PWM4 low |
| Broche 8 | RP14/PWM4H/PMD8/RF13 — Remappable I/O / PWM4 high |
| Broche 9 | VDD — Digital supply 3.3 V |
| Broche 10 | VSS — Digital ground |
| Broche 11 | RP21/PWM5L/PMD7/RG1 — Remappable I/O / PWM5 low |
| Broche 12 | RP22/PWM5H/PMD6/RG0 — Remappable I/O / PWM5 high |
| Broche 13 | RP23/PWM6L/PMD5/RG15 — Remappable I/O / PWM6 low |
| Broche 14 | RP24/PWM6H/PMD4/RG14 — Remappable I/O / PWM6 high |
| Broche 15 | RP25/PWM7L/PMD3/RG13 — Remappable I/O / PWM7 low |
| Broche 16 | RP26/PWM7H/PMD2/RG12 — Remappable I/O / PWM7 high |
| Broche 17 | RP28/PWM8L/PMD1/RG9 — Remappable I/O / PWM8 low |
| Broche 18 | RP29/PWM8H/PMD0/RG8 — Remappable I/O / PWM8 high |
| Broche 19 | MCLR — Master clear / reset input |
| Broche 20 | OSC1/RA0 — Crystal oscillator input / GPIO |
| Broche 21 | OSC2/RA1 — Crystal oscillator output / GPIO |
| Broche 22 | AN0/CN0/RB0 — Analog input 0 |
| Broche 23 | AN1/CN1/RB1 — Analog input 1 |
| Broche 24 | AN2/CN2/RB2 — Analog input 2 |
| Broche 25 | AN3/CN3/RB3 — Analog input 3 |
| Broche 26 | AN4/CN4/RB4 — Analog input 4 |
| Broche 27 | AN5/CN5/RB5 — Analog input 5 |
| Broche 28 | VSS — Digital ground |
| Broche 29 | VDD — Digital supply 3.3 V |
| Broche 30 | AN6/OC1/RB6 — Analog input 6 / output compare 1 |
| Broche 31 | AN7/OC2/RB7 — Analog input 7 / output compare 2 |
| Broche 32 | AN8/OC3/RB8 — Analog input 8 / output compare 3 |
| Broche 33 | AN9/OC4/RB9 — Analog input 9 / output compare 4 |
| Broche 34 | AN10/CN10/RB10 — Analog input 10 |
| Broche 35 | AN11/CN11/RB11 — Analog input 11 |
| Broche 36 | VSS — Digital ground |
| Broche 37 | AVDD — Analog supply 3.3 V |
| Broche 38 | AVSS — Analog ground |
| Broche 39 | VREF+/AN12/RB12 — ADC voltage reference high / AN12 |
| Broche 40 | VREF-/AN13/RB13 — ADC voltage reference low / AN13 |
| Broche 41 | AN14/RB14 — Analog input 14 |
| Broche 42 | AN15/RB15 — Analog input 15 |
| Broche 43 | VDD — Digital supply 3.3 V |
| Broche 44 | VSS — Digital ground |
| Broche 45 | OC6/RD0 — Output compare 6 / GPIO |
| Broche 46 | OC7/RD1 — Output compare 7 / GPIO |
| Broche 47 | OC8/RD2 — Output compare 8 / GPIO |
| Broche 48 | OC9/RD3 — Output compare 9 / GPIO |
| Broche 49 | OC10/RD4 — Output compare 10 / GPIO |
| Broche 50 | OC11/RD5 — Output compare 11 / GPIO |
| Broche 51 | OC12/RD6 — Output compare 12 / GPIO |
| Broche 52 | OC13/RD7 — Output compare 13 / GPIO |
| Broche 53 | VDD — Digital supply 3.3 V |
| Broche 54 | VSS — Digital ground |
| Broche 55 | IC1/RF0 — Input capture 1 |
| Broche 56 | IC2/RF1 — Input capture 2 |
| Broche 57 | RP17/U1CTS/RF12 — Remappable I/O / UART1 CTS |
| Broche 58 | RP18/U1RTS/RF13 — Remappable I/O / UART1 RTS |
| Broche 59 | RP19/U1RX/RF4 — Remappable I/O / UART1 RX |
| Broche 60 | RP20/U1TX/RF5 — Remappable I/O / UART1 TX |
| Broche 61 | SCK1/RG6 — SPI1 clock |
| Broche 62 | SDO1/RG7 — SPI1 data out |
| Broche 63 | SDI1/RG8 — SPI1 data in |
| Broche 64 | SS1/RG9 — SPI1 slave select |
| Broche 65 | SCL1/RG2 — I2C1 clock |
| Broche 66 | SDA1/RG3 — I2C1 data |
| Broche 67 | VDD — Digital supply 3.3 V |
| Broche 68 | VSS — Digital ground |
| Broche 69 | CN15/RA8 — Change notification / GPIO |
| Broche 70 | CN16/RA9 — Change notification / GPIO |
| Broche 71 | CN17/RA10 — Change notification / GPIO |
| Broche 72 | CN18/RA11 — Change notification / GPIO |
| Broche 73 | CN19/RA12 — Change notification / GPIO |
| Broche 74 | CN20/RA13 — Change notification / GPIO |
| Broche 75 | CN21/RA14 — Change notification / GPIO |
| Broche 76 | CN22/RA15 — Change notification / GPIO |
| Broche 77 | FLTA2/RE0 — PWM fault input A2 |
| Broche 78 | FLTB2/RE1 — PWM fault input B2 |
| Broche 79 | FLTA1/RE2 — PWM fault input A1 |
| Broche 80 | FLTB1/RE3 — PWM fault input B1 |
| Broche 81 | RP27/RC1 — Remappable I/O |
| Broche 82 | RP8/RC2 — Remappable I/O |
| Broche 83 | RP7/RC3 — Remappable I/O |
| Broche 84 | RP6/RC4 — Remappable I/O |
| Broche 85 | VDD — Digital supply 3.3 V |
| Broche 86 | VSS — Digital ground |
| Broche 87 | QEA/RA0 — QEI phase A (alt) |
| Broche 88 | QEB/RA1 — QEI phase B (alt) |
| Broche 89 | INDX/RA2 — QEI index (alt) |
| Broche 90 | HOME/RA3 — QEI home (alt) |
| Broche 91 | PWM4H/RD8 — PWM4 high (alt) |
| Broche 92 | PWM4L/RD9 — PWM4 low (alt) |
| Broche 93 | PWM5H/RD10 — PWM5 high (alt) |
| Broche 94 | PWM5L/RD11 — PWM5 low (alt) |
| Broche 95 | PWM6H/RD12 — PWM6 high (alt) |
| Broche 96 | PWM6L/RD13 — PWM6 low (alt) |
| Broche 97 | PWM7H/RD14 — PWM7 high (alt) |
| Broche 98 | PWM7L/RD15 — PWM7 low (alt) |
| Broche 99 | PGEC1/AN16/RC12 — ICSP clock 1 / AN16 |
| Broche 100 | PGED1/AN17/RC13 — ICSP data 1 / AN17 |
Applications typiques
DSPIC33FJ128MC510-I/PF convient pour 7 applications: Three-Phase PMSM / BLDC Motor Control, Industrial Variable-Frequency Drives (VFDs), Power Conversion (PFC + DCDC), HVAC Blowers and Pumps, E-Bike and Light-EV Motor Controllers, Digital Audio and Sensor DSP, Robotics and CNC Spindle Drives.
Three-Phase PMSM / BLDC Motor Control
The DSPIC33FJ128MC510-I/PF runs field-oriented control of permanent-magnet synchronous and brushless DC motors at up to 40 MIPS. Its 8 PWM outputs with programmable dead time align to ADC conversions for precise torque and speed loops. The QEI module decodes incremental encoders, and 85 I/O pins interface to gate drivers, Hall sensors and resolver front-ends.
Recommandé
Industrial Variable-Frequency Drives (VFDs)
For three-phase AC induction motor drives in the 1-2 kW class, the DSPIC33FJ128MC510-I/PF delivers scalar V/Hz and vector control. Its 32-channel 12-bit ADC samples motor currents simultaneously via dedicated S&H, and 128 KB Flash holds V/F curves, sensorless estimators and user menus. The 100-pin TQFP provides isolation-friendly I/O count.
Recommandé
Power Conversion (PFC + DCDC)
The DSPIC33FJ128MC510-I/PF implements digital power factor correction and DCDC converter control loops. Its DSP engine runs average-current-mode PFC and current/voltage-mode DCDC at 20-50 kHz switching, while 128 KB Flash supports lookup tables and adaptive control algorithms. Hardware fault inputs shut down PWM within nanoseconds on over-current.
Recommandé
HVAC Blowers and Pumps
Variable-speed HVAC blowers, circulation pumps and fans use the DSPIC33FJ128MC510-I/PF for sensorless or sensored motor control. The 128 KB Flash stores efficiency curves, soft-start profiles and Modbus/HVAC-protocol stacks. The -40 C to +85 C industrial range supports unconditioned enclosures in plant rooms.
Recommandé
E-Bike and Light-EV Motor Controllers
FOC-based e-bike and light-electric-vehicle controllers benefit from the DSPIC33FJ128MC510-I/PF's DSP MAC and 8 PWM channels. Battery voltage up to 60 V is read via the 12-bit ADC on a divider, while torque, cadence and throttle inputs are sampled at 1 kS/s. 128 KB Flash stores assist-level maps, firmware update is supported via UART bootloader.
Recommandé
Digital Audio and Sensor DSP
Audio effects, active noise cancellation and sensor fusion algorithms benefit from the dsPIC33F DSP engine's single-cycle MAC and zero-overhead loops. The DSPIC33FJ128MC510-I/PF runs FIR/IIR filters on microphone arrays or vibration sensors. 8 KB RAM supports 2 ms latency audio blocks at 48 kS/s.
Recommandé
Robotics and CNC Spindle Drives
Robotic arm joints and CNC spindles use the DSPIC33FJ128MC510-I/PF as a stand-alone axis controller. The QEI reads encoder feedback while the 12-bit ADC monitors motor current and supply rail. CAN bus connects multiple axes to a central controller. 128 KB Flash hosts trajectory planners and PID loops.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour DSPIC33FJ128MC510-I/PF — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | DSPIC33FJ128MC510A-I/PF | DSPIC33FJ128MC510A-E/PF | DSPIC33FJ128MC510A-I/PT | DSPIC33FJ64MC510-I/PF |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 100-pin TQFP (14x14, PF) | 100-pin TQFP (14x14, PF) - same | 100-pin TQFP (14x14, PF) - same | 100-pin TQFP (12x12, PT) - same pin count, smaller body | 100-pin TQFP (14x14, PF) - same |
| Program Memory | 128 KB Flash | 128 KB Flash | 128 KB Flash | 128 KB Flash | 64 KB Flash (-50%) |
| Data RAM | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB |
| CPU Performance | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| Operating Temperature | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) | -40 C to +125 C (extended) | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) |
| Flash Endurance | 1,000 erase/write cycles | 10,000 erase/write cycles (+900%) | 10,000 erase/write cycles | 10,000 erase/write cycles | 1,000 erase/write cycles |
| Lifecycle Status | NRND | Active (recommended successor) | Active | Active | NRND |
| Motor Control PWM | 8 PWM outputs | 8 PWM outputs | 8 PWM outputs | 8 PWM outputs | 8 PWM outputs |
Principaux différenciateurs
- Drop-in successor with 10x Flash endurance (vs DSPIC33FJ128MC510A-I/PF)
- Lower-memory variant in same footprint (vs DSPIC33FJ64MC510-I/PF)
- Integrated DSC core eliminates companion DSP (vs MCU + external DSP combination)
Notes de conception
Estimated: DSPIC33FJ128MC510-I/PF core draw at 40 MIPS and 3.3 V is roughly 50 mA (0.165 W), with I/O sourcing adding another 20-60 mA depending on load. Place one 10 uF tantalum or ceramic bulk capacitor near each VDD/VSS pair (the device has five VDD pins distributed across the package) plus a 0.1 uF ceramic within 5 mm of every VDD. Use a single ferrite bead between the regulator and AVDD to keep digital switching noise out of the analog rail.
Route the AVSS pin as a dedicated analog ground return directly to the power-supply ground, not back to digital ground. Keep the AGND/AVDD trace lengths below 5 mm, and place the 0.1 uF + 10 uF decoupling capacitors within 5 mm of AVSS/AVDD. Analog input traces should not run parallel to PWM outputs to avoid switching noise coupling into the ADC samples.
The DSPIC33FJ128MC510-I/PF datasheet guarantees only 1,000 erase/write cycles on Flash, so EEPROM emulation via Flash must implement wear-leveling. For designs that re-flash parameters frequently (e.g., user-tunable drives), choose the 'A' revision (10,000 cycles) or migrate to dsPIC33EP. Also note the device has no on-chip EEPROM; persistent storage requires external EEPROM or wear-leveled Flash.
PWM outputs switching at 20 kHz with 1 ns edges can couple into adjacent analog inputs. Place PWM outputs on the package periphery away from the analog input pins (AN0-AN15), and use a ground trace between them. Add a 100 ohm series resistor and 100 pF shunt on each PWM output to slow edge rates to 50-100 ns if EMI is excessive.
Informations de conformité
Industrial -I grade (-40 C to +85 C). Not AEC-Q100 qualified; Microchip offers AEC-Q100 variants in other families. RoHS and REACH compliant per Microchip product page; halogen-free status was not stated in the verified web data.