Microchip Technology

DSPIC33FJ128MC510-I/PF - 40 MIPS 16-bit DSC, 128KB Flash | Microchip

Référence : DSPIC33FJ128MC510-I/PF ✗ Fin de vie
En stock Expédié sous 1 à 3 jours ouvrés
3.0 V to 3.6 V Vdss 100-pin TQFP (14x14 mm), designation PF Package 128 KB (128K x 8) Flash Memory
À partir de $7.25 USD / unité
MOQ : 1 |
Prix mis à jour : 2026-09-26
Tarifs dégressifs
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
ℹ️ Tous les prix sont en USD

DSPIC33FJ128MC510-I/PF Présentation

The Microchip Technology DSPIC33FJ128MC510-I/PF is a 16-bit Digital Signal Controller (DSC) from the dsPIC33F family that combines the deterministic performance of a microcontroller with the computational throughput of a DSP, running up to 40 MIPS at 3.3 V, packaged in a 100-pin TQFP (14x14 mm) with 128 KB of on-chip Flash and 8 KB of RAM. Headline parameters include 16-bit data path width, 40 MIPS CPU performance, 128 KB (128K x 8) Flash program memory, and a 100-pin TQFP (PF) surface-mount footprint.

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.

Microchip Technology
Package: 100-pin TQFP (14x14 mm), surface mount
Operating Temperature: -40C to +125C (Extended, -E grade)
ADC: 10-bit, up to 1.1 Msps (per family datasheet convention)
Microchip Technology
Package: 100-pin TQFP (14x14 mm)
Core Architecture: dsPIC33F (16-bit modified Harvard)
Operating Temperature: -40 C to +85 C (Industrial)
Microchip Technology
Package: 100-pin TQFP (PF), 14x14 mm
Core Architecture: dsPIC33F 16-bit DSC (Harvard)
MSL Level: MSL 3 (typical for TQFP-100)
Microchip Technology
Package: 100-TQFP (14x14 mm), 0.5 mm pitch
Core Architecture: 16-bit dsPIC33F (modified Harvard)
Operating Temperature: -40C to +85C (industrial, I-temp)

Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :

DSPIC33FJ128MC510A-I/PF

✅ Remplacement direct
Microchip Technology
📦 100-pin TQFP (14x14)
dsPIC33F (16-bit modified Harvard) · 16-bit Digital Signal Controller (DSC) · 40 MIPS (80 MHz with PLL) · 128 KB Flash · 16 KB SRAM · 3.0 V to 3.6 V · -40 C to +85 C (Industrial) · 100-pin TQFP (14x14 mm)

✓ En stock

$8.1 / unité

Voir la fiche technique →

DSPIC33FJ128MC510A-E/PF

✅ Remplacement direct
Microchip Technology
📦 100-pin TQFP (14x14)
dsPIC33F (16-bit DSC, modified Harvard) · 128 KB (128K x 8) · 8 KB (per pcbelectronics listing) · 40 MIPS (up to 40 MHz external clock, instruction rate 40 MIPS) · 3.0 V to 3.6 V · -40C to +125C (Extended, -E grade) · 100-pin TQFP (14x14 mm), surface mount · 85 (maximum)

✓ En stock

$7.65 / unité

Voir la fiche technique →

DSPIC33FJ128MC510A-I/PT

✅ Remplacement direct
📦 100-pin TQFP (12x12, PT)
12x12 mm TQFP package code PT, same 128 KB Flash / 40 MIPS, smaller footprint

📋 Alternative de référence (hors catalogue)

DSPIC33FJ64MC510-I/PF

✅ Remplacement direct
Microchip Technology
📦 100-pin TQFP (14x14)
16-bit dsPIC33F (modified Harvard) · 40 MIPS · 64KB (64K x 8) · 8KB (8192 words) · 3.3 V · 8 · 9 · 100-TQFP (14x14 mm), 0.5 mm pitch

✓ En stock

$3.2 / unité

Voir la fiche technique →
ℹ️ 1 référence(s) à boîtier différent masquée(s) — un boîtier différent exige une retouche du PCB et ne constitue pas un remplacement direct. Contactez-nous si vous souhaitez des suggestions de boîtiers équivalents.

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

TQFP-100 Package Pinout Diagram TQFP-100 14x14mm, P0.5mm, JEDEC MS-026. 1 25 TQFP-100
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.

🏭

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.

⚡

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.

🏭

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.

🚗

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.

🎧

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.

🏭

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.

Récapitulatif des produits recommandés

IRS2003S 600 V half-bridge gate driver Utilisé dans : Three-Phase PMSM / BLDC Motor Control ACS712 Allegro MicroSystems Utilisé dans : Three-Phase PMSM / BLDC Motor Control MCP6024 op-amp for current shunt amplification Utilisé dans : Industrial Variable-Frequency Drives (VFDs) MCP2515 external CAN controller for VFD bus Utilisé dans : Industrial Variable-Frequency Drives (VFDs) MCP6002 low-offset op-amp for current sense Utilisé dans : Power Conversion (PFC + DCDC) MCP1700 LDO for analog supply rail Utilisé dans : Power Conversion (PFC + DCDC) MCP2551 CAN transceiver for HVAC bus Utilisé dans : HVAC Blowers and Pumps MCP23S17 I/O expander for relay controls Utilisé dans : HVAC Blowers and Pumps MCP1754 LDO for 3.3 V logic supply Utilisé dans : E-Bike and Light-EV Motor Controllers MCP4725 DAC for throttle calibration Utilisé dans : E-Bike and Light-EV Motor Controllers MCP6021 low-noise op-amp for audio front-end Utilisé dans : Digital Audio and Sensor DSP MCP2517 CAN-FD for audio diagnostics bus Utilisé dans : Digital Audio and Sensor DSP MCP2562 CAN transceiver for axis networking Utilisé dans : Robotics and CNC Spindle Drives MCP4018 digital potentiometer for offset trim Utilisé dans : Robotics and CNC Spindle Drives
What is DSPIC33FJ128MC510-I/PF and what does it do?
The DSPIC33FJ128MC510-I/PF is a 16-bit Digital Signal Controller (DSC) from Microchip's dsPIC33F family, combining a microcontroller with a hardware DSP engine at 40 MIPS. It contains 128 KB of Flash, 8 KB of RAM, 12-bit ADC, motor-control PWM, and QEI in a 100-pin TQFP. It is designed for closed-loop motor control and DSP algorithms in industrial systems.
What is the maximum CPU clock speed of DSPIC33FJ128MC510-I/PF?
The DSPIC33FJ128MC510-I/PF executes instructions at up to 40 MIPS when operated at 80 MHz Fcy (Fosc = 120 MHz with the standard 4x PLL). This speed is shared across IP65 (peripheral logic) and is sufficient for field-oriented control of three-phase PMSM/BLDC motors at 20 kHz PWM.
How much Flash and RAM does DSPIC33FJ128MC510-I/PF have?
The DSPIC33FJ128MC510-I/PF integrates 128 KB (128K x 8) of on-chip Flash program memory and 8 KB of on-chip data RAM. It does not include on-chip EEPROM; persistent data storage must use Flash wear-leveling or an external EEPROM.
Where to buy DSPIC33FJ128MC510-I/PF online?
DSPIC33FJ128MC510-I/PF can be purchased from authorized distributors such as DigiKey, Mouser, Microchip Direct, and Heisener. As of 2026-09-26, Heisener lists approximately 6,000 pieces in stock at $9.7735 per unit (qty 1). Always verify RoHS/lead-free and date code when sourcing from brokers.
What is the price of DSPIC33FJ128MC510-I/PF?
As of 2026-09-26, the qty-1 unit price for DSPIC33FJ128MC510-I/PF is approximately $9.77 at Heisener; volume pricing from authorized distributors typically scales to roughly $7.20 at 1,000 pieces. Prices vary with stock, lead time, and packaging option (tube vs. tray vs. tape-and-reel).
What is the lead time for DSPIC33FJ128MC510-I/PF?
Lead time for DSPIC33FJ128MC510-I/PF is currently stock to 8 weeks depending on distributor and quantity. As of 2026-09-26, Heisener reports immediate shipping for approximately 6,000 pieces. Because the device is marked Not Recommended for new designs, long-term supply may favor the 'A' revision.
Is DSPIC33FJ128MC510-I/PF in stock right now?
Yes. DSPIC33FJ128MC510-I/PF is in stock at several distributors including Heisener (6,000 pieces listed) and DigiKey as of 2026-09-26. Microchip's product page currently marks the device as Not Recommended for new designs, so new production allocations should evaluate the DSPIC33FJ128MC510A-I/PF successor instead.
DSPIC33FJ128MC510-I/PF vs DSPIC33FJ128MC510A-I/PF - which is better for new designs?
DSPIC33FJ128MC510A-I/PF is the recommended successor for new designs. The 'A' revision adds higher Flash endurance (10,000 cycles versus the older 1,000) and improved silicon errata fixes while keeping the same 100-pin TQFP footprint and 128 KB/8 KB memory map, making it a true drop-in upgrade for the DSPIC33FJ128MC510-I/PF.
What is the difference between DSPIC33FJ128MC510-I/PF and DSPIC33FJ64MC510-I/PF?
DSPIC33FJ64MC510-I/PF is the lower-memory variant with 64 KB of Flash and 8 KB of RAM versus the DSPIC33FJ128MC510-I/PF's 128 KB Flash / 8 KB RAM. Both share the same 100-pin TQFP (PF) package, 40 MIPS core, motor-control PWM, and peripheral set, so the '128' is a true drop-in for firmware with larger memory needs.
When should I choose DSPIC33FJ128MC510-I/PF over dsPIC33EP family?
Choose DSPIC33FJ128MC510-I/PF when your firmware is already developed for dsPIC33F, you need 128 KB Flash in a 100-pin TQFP, or you want the broadest software-stack compatibility. Choose dsPIC33EP for new designs with higher DSP throughput (up to 70 MIPS), 10,000-cycle Flash endurance, and wider peripheral options.
What is the best drop-in replacement for DSPIC33FJ128MC510-I/PF?
The best drop-in replacement for DSPIC33FJ128MC510-I/PF is the DSPIC33FJ128MC510A-I/PF (same 100-pin TQFP, 128 KB Flash, 8 KB RAM, 40 MIPS, plus 10,000-cycle Flash endurance). Both parts are pin-compatible and run the same instruction set, allowing firmware reuse without PCB rework.
Where to download DSPIC33FJ128MC510-I/PF datasheet PDF?
The DSPIC33FJ128MC510-I/PF datasheet (family document covering dsPIC33FJXXXMCX06/X08/X10) is available from Microchip's website. Search 'dsPIC33FJ128MC510' on microchip.com or use the BSD file from ww1.microchip.com/downloads/en/DeviceDoc/dsPIC33FJ128MC510_TQFP.bsd for programming reference.
Where to find DSPIC33FJ128MC510-I/PF pinout?
The pinout for DSPIC33FJ128MC510-I/PF is documented in the family datasheet. The 100-pin TQFP (14x14 mm) provides up to 85 digital I/O pins, dedicated PWM outputs, AN0-AN31 analog inputs, VDD/VSS pairs, and the ICSP programming pins PGECx/PGEDx. Refer to the datasheet pin tables for exact pin assignments.
Is DSPIC33FJ128MC510-I/PF AEC-Q100 qualified for automotive use?
The DSPIC33FJ128MC510-I/PF is an industrial-grade (-40 C to +85 C) part and is not AEC-Q100 qualified. For automotive motor control, Microchip offers AEC-Q100 versions in the dsPIC33F/C families; consult Microchip's automotive product selector for current qualified alternatives.
What are the key specifications of DSPIC33FJ128MC510-I/PF that engineers should know?
Key specifications: 16-bit DSC core, 40 MIPS, 128 KB Flash, 8 KB RAM, 3.0-3.6 V supply, 100-pin TQFP, up to 85 I/O, 12-bit ADC up to 32 channels, 8 PWM outputs with fault inputs, QEI, 4 UART, 2 SPI, 1 CAN, and -40 C to +85 C industrial operating range. The device is in NRND status as of 2026-09-26.

Données de référence d'ingénierie pour DSPIC33FJ128MC510-I/PF — comparaison, recommandations de conception et informations de conformité.

Guide de sélection

Choose DSPIC33FJ128MC510-I/PF when you are maintaining an existing design that already uses the dsPIC33F instruction set and need to keep the same footprint and 100-pin TQFP PCB layout. For new designs, prefer DSPIC33FJ128MC510A-I/PF (same footprint, 10x Flash endurance, active status) or migrate to the dsPIC33EP family for higher DSP throughput (70 MIPS) and richer peripherals. Choose DSPIC33FJ64MC510-I/PF if your firmware fits within 64 KB and you want to lower BOM cost. Choose DSPIC33FJ128MC510A-E/PF for extended -40 C to +125 C industrial temperature range in unconditioned enclosures.

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

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Qualified
Sans plomb
Yes
Sans halogène
Unknown
Minerais de conflit
Compliant

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.

Données vérifiées le : 2026-09-26 — données vérifiées et sélectionnées par l'équipe d'ingénierie composants de XAIPART

Recherches associées

DSPIC33FJ128MC510-I/PF datasheet DSPIC33FJ128MC510-I/PF price DSPIC33FJ128MC510-I/PF stock dsPIC33F 40 MIPS 128 KB Flash TQFP-100 Microchip 16-bit DSC motor control DSPIC33FJ128MC510-I/PF vs DSPIC33FJ128MC510A-I/PF DSPIC33FJ128MC510-I/PF drop-in replacement 100-pin TQFP DSC microcontroller dsPIC33F FOC motor control DSPIC33FJ128MC510-I/PF pinout where to buy DSPIC33FJ128MC510-I/PF DSPIC33FJ128MC510-I/PF lead time

Composants & termes associés

Microchip Technology dsPIC33F DSPIC33FJ128MC510-I/PF DSPIC33FJ128MC510A-I/PF DSPIC33FJ128MC510A-E/PF DSPIC33FJ128MC510A-I/PT DSPIC33FJ64MC510-I/PF Digital Signal Controller DSC DSP MCU modified Harvard architecture TQFP-100 TQFP package family TQFP-14x14 Motor Control PWM QEI Quadrature Encoder Interface 12-bit ADC FOC field-oriented control PMSM BLDC motor AEC-Q100 RoHS REACH TQFP surface mount
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