Microchip Technology

PIC24HJ128GP510A-I/PT - 16-bit 40 MIPS 128KB Flash MCU | Microchip

Référence : PIC24HJ128GP510A-I/PT ✓ Actif
En stock Expédié sous 1 à 3 jours ouvrés
3.0 V to 3.6 V Vdss 100-pin TQFP (PT), 12x12 mm Package 128 KB (43K x 24 words) Memory
À partir de $9.62 USD / unité
MOQ : 1 |
Prix mis à jour : 2026-09-30
Tarifs dégressifs
Qté Prix unitaire Total
1 $15.14 $15,14
10 $13.63 $136,30
100 $12.11 $1 211,00
500 $10.83 $5 415,00
1 000 $9.62 $9 620,00
ℹ️ Tous les prix sont en USD

PIC24HJ128GP510A-I/PT Présentation

The Microchip Technology PIC24HJ128GP510A-I/PT is a high-performance 16-bit microcontroller from the PIC24H family, delivering 40 MIPS of CPU throughput from a 16-bit modified Harvard architecture in a 100-pin TQFP package. It integrates 128 KB of Flash program memory (43K x 24 words), 8 KB of SRAM data memory, and 85 general-purpose I/O lines, and is positioned for high-speed repetitive computation and closed-loop digital control.

Background: A microcontroller (MCU) is a single-chip computer that combines a CPU, non-volatile program memory (Flash), volatile data memory (SRAM), and a rich set of peripherals on one die. The PIC24H sits inside Microchip's 16-bit MCU portfolio, which itself is part of the broader microcontroller -> embedded processor -> semiconductor product hierarchy. The 'J' suffix indicates the dsPIC33F-compatible enhanced core, and the family is pin-compatible with the dsPIC33F signal-controller line, simplifying migration between pure control and DSP-augmented designs.

Key features include a 16-bit data path, single-cycle 16x16 MAC hardware, hardware DMA controller with 8 channels, two UART modules, two SPI modules, two I2C modules, two CAN modules, an ECAN module, a Parallel Master Port (PMP), a 10-bit A/D converter with up to 32 input channels and 500 ksps conversion rate, a 16-bit timer/counter, and a JTAG boundary-scan interface for in-system debug. The 100-pin TQFP (12x12 mm) package provides ample I/O for parallel-bus and mixed-signal designs.

Architecturally, the PIC24HJ128GP510A uses a 40 MHz internal oscillator with a 4-phase PLL and shadow register sets for fast interrupt response. The DMA engine offloads data movement between peripherals and memory, freeing the core for control algorithms. The 10-bit ADC integrates sample-and-hold and multiple trigger sources, enabling synchronized multi-channel sampling without CPU intervention.

Typical applications include industrial motor control (BLDC, PMSM, AC induction), digital power conversion (SMPS, PFC), automotive body and chassis ECUs, medical instrumentation, high-performance sensor-fusion nodes, and CAN-connected industrial automation. The combination of CAN, ECAN, UART and JTAG makes it especially attractive for networked embedded systems.

When designing with this device, reserve a 4-pin header for the ICD 3 debugger/programmer and decouple every VDD/AVDD pin with a 100 nF X7R ceramic placed within 5 mm. For ADC accuracy, isolate AVSS from digital ground with a single-point connection or ferrite bead; the 10-bit ADC requires careful analog-layout practice.

This page synthesizes the Microchip datasheet, current distributor pricing, drop-in alternatives from the same PIC24H pin-compatible family, and practical design notes that are not collected in any single manufacturer document.

Alternatives de remplacement direct pour PIC24HJ128GP510A-I/PT — 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 PIC24HJ128GP510A-I/PT (même facteur de forme et même empreinte) — différant par ADC, Package, Core Architecture, Operating Temperature, Timers.

Microchip Technology
ADC: 12-bit, up to 32 channels, 500 ksps
Package: 100-pin TQFP (12x12 mm)
Core Architecture: PIC24H 16-bit modified Harvard
Microchip Technology
ADC: 10/12-bit, up to 32 channels, 500 ksps
Package: TQFP-100 (12x12 mm)
Core Architecture: 16-bit PIC24H RISC
Microchip Technology
ADC: 10/12-bit, multi-channel
Package: 100-pin TQFP (PT), 12x12x1 mm
Core Architecture: PIC24H 16-bit modified Harvard
Microchip Technology
ADC: 10/12-bit, up to 32 channels
Core Architecture: 16-bit PIC modified-Harvard
Operating Temperature: -40C to +85C (Industrial, '-I' suffix)
Microchip Technology
ADC: 16-channel 10/12-bit
Package: 100-pin TQFP (PT) 12x12 mm
Core Architecture: 16-bit Modified Harvard
Microchip Technology
ADC: 12-bit, up to 1.1 Msps
Core Architecture: PIC24H 16-bit Harvard
Timers: Eight 16-bit timers
Microchip Technology
Package: 100-pin TQFP (12 x 12 mm, 0.5 mm pitch)
Core Architecture: PIC24H 16-bit
Microchip Technology
ADC: 2x 10/12-bit, up to 32 channels
Package: 100-pin TQFP (14x14 mm)
Operating Temperature: -40 C to +85 C (industrial)
Microchip Technology
ADC: 10/12-bit, 16 channels, 500 ksps
Package: 100-TQFP (12x12 mm)
Core Architecture: PIC24H 16-bit RISC modified Harvard
Microchip Technology
ADC: 12-bit, up to 32 channels, 500 ksps
Package: 100-pin TQFP (12x12 mm)
Core Architecture: 16-bit PIC (modified Harvard)
Microchip Technology
ADC: 2x 12-bit, up to 32 channels
Package: 100-pin TQFP (12x12 mm)
Core Architecture: PIC24H 16-bit modified Harvard
Microchip Technology
ADC: 16-channel 10-bit (configurable to 12-bit on PIC24H)
Package: 100-pin TQFP (12x12 mm, PT)
Operating Temperature: -40C to +85C (Industrial)

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

PIC24HJ128GP310A-I/PT

✅ Remplacement direct
Microchip Technology
📦 100-pin TQFP (PT)
PIC24H 16-bit modified Harvard · 40 MIPS at 40 MHz · 128 KB (43K x 24 instructions) · 16 KB · 8 · 3.0 V to 3.6 V (3.3V nominal) · -40C to +85C (Industrial, -I grade) · 100-pin TQFP (PT), 12x12x1 mm

✓ En stock

$5.62 / unité

Voir la fiche technique →

PIC24HJ128GP210A-I/PT

✅ Remplacement direct
Microchip Technology
📦 100-pin TQFP (PT)
PIC24H 16-bit modified Harvard · 40 MIPS · 128 KB (43K x 24 words) · 8 KB · 3.0 V to 3.6 V · -40 C to +85 C (Industrial) · 100-pin TQFP (12x12 mm) · 12-bit, up to 32 channels, 500 ksps

✓ En stock

$5.74 / unité

Voir la fiche technique →

PIC24HJ128GP310T-I/PT

✅ Remplacement direct
Microchip Technology
📦 100-pin TQFP (PT)
PIC24H · 16-bit PIC modified-Harvard · 24-bit · 128 KB (43K x 24) · 16 KB · 40 MIPS at 40 MHz · 3.0 V to 3.6 V · -40C to +85C (Industrial, '-I' suffix)

✓ En stock

$5.85 / unité

Voir la fiche technique →

PIC24HJ128GP510A-E/PT

✅ Remplacement direct
Microchip Technology
📦 100-pin TQFP (PT)
PIC24H 16-bit Harvard · 16-bit PIC24 CPU · 40 MIPS at 40 MHz · 128 KB (43K x 24 instructions) · 8 KB · 3.0 V to 3.6 V · -40 C to +125 C (Extended, -E suffix) · AEC-Q100 (-E variant)

✓ En stock

$6.4 / unité

Voir la fiche technique →

PIC24HJ128GP310A-E/PT

✅ Remplacement direct
Microchip Technology
📦 100-pin TQFP (PT)
16-bit PIC24H RISC · 40 MIPS at 40 MHz · 128 KB (43K x 24 instructions) · 16 KB · 8 KB · 6 · 10/12-bit, up to 32 channels, 500 ksps · 2

✓ En stock

$6.5 / unité

Voir la fiche technique →

dsPIC33FJ128GP310A-I/PT

✅ Remplacement direct
📦 100-pin TQFP (PT)
dsPIC33F DSP engine added, same 40 MIPS, 128 KB Flash, same 100-pin TQFP

📋 Alternative de référence (hors catalogue)

PIC24HJ128GP510A-I/PT Valeurs maximales et caractéristiques électriques

Core Architecture PIC24H (16-bit modified Harvard)
CPU Performance 40 MIPS at 40 MHz
Program Memory (Flash) 128 KB (43K x 24 words)
Data Memory (SRAM) 8 KB
Operating Voltage 3.0 V to 3.6 V
Température de fonctionnement -40 C to +85 C (Industrial, 'I' grade)
GPIO 85 general-purpose I/O
Boîtier 100-pin TQFP (PT), 12x12 mm
ADC 10-bit, 32-channel, 500 ksps
DMA Channels 8
UART 2 modules
SPI 2 modules
I2C 2 modules
CAN 2 modules (ECAN)
Timers 16-bit, multiple modules
Parallel Master Port (PMP) Yes
Debug Interface JTAG / ICD
Type de montage Surface Mount
Niveau MSL 3 (168 hours)
Statut RoHS Compliant

Configuration des broches de PIC24HJ128GP510A-I/PT

TQFP-100 Package Pinout Diagram TQFP-100 14x14mm, P0.5mm, JEDEC MS-026. 1 25 TQFP-100
Broche 1 RG15 — General-purpose I/O port G bit 15
Broche 2 VSS — Ground reference
Broche 3 VDD — 3.3 V core supply
Broche 4 PWM1L/RE0 — PWM low-side output or GPIO port E bit 0
Broche 5 PWM1H/RE1 — PWM high-side output or GPIO port E bit 1
Broche 6 PWM2L/RE2 — PWM low-side output or GPIO port E bit 2
Broche 7 PWM2H/RE3 — PWM high-side output or GPIO port E bit 3
Broche 8 PWM3L/RE4 — PWM low-side output or GPIO port E bit 4
Broche 9 PWM3H/RE5 — PWM high-side output or GPIO port E bit 5
Broche 10 RF0 — General-purpose I/O port F bit 0
Broche 11 RF1 — General-purpose I/O port F bit 1
Broche 12 AN0/RB0 — Analog input 0 / port B bit 0
Broche 13 AN1/RB1 — Analog input 1 / port B bit 1
Broche 14 AN2/RB2 — Analog input 2 / port B bit 2
Broche 15 AN3/RB3 — Analog input 3 / port B bit 3
Broche 16 AN4/RB4 — Analog input 4 / port B bit 4
Broche 17 AN5/RB5 — Analog input 5 / port B bit 5
Broche 18 VSS — Ground reference
Broche 19 VDD — 3.3 V core supply
Broche 20 OSC1/CLKI/RA0 — Crystal oscillator input or external clock in
Broche 21 OSC2/CLKO/RA1 — Crystal oscillator output or clock out
Broche 22 RA2 — General-purpose I/O port A bit 2
Broche 23 RA3 — General-purpose I/O port A bit 3
Broche 24 RA4 — General-purpose I/O port A bit 4
Broche 25 RA5 — General-purpose I/O port A bit 5
Broche 26 RA6 — General-purpose I/O port A bit 6
Broche 27 RA7 — General-purpose I/O port A bit 7
Broche 28 VSS — Ground reference
Broche 29 AVDD — 3.3 V analog supply
Broche 30 AVSS — Analog ground reference
Broche 31 AN6/RB6 — Analog input 6 / port B bit 6
Broche 32 AN7/RB7 — Analog input 7 / port B bit 7
Broche 33 AN8/RB8 — Analog input 8 / port B bit 8
Broche 34 AN9/RB9 — Analog input 9 / port B bit 9
Broche 35 AN10/RB10 — Analog input 10 / port B bit 10
Broche 36 AN11/RB11 — Analog input 11 / port B bit 11
Broche 37 AN12/RB12 — Analog input 12 / port B bit 12
Broche 38 AN13/RB13 — Analog input 13 / port B bit 13
Broche 39 AN14/RB14 — Analog input 14 / port B bit 14
Broche 40 AN15/RB15 — Analog input 15 / port B bit 15
Broche 41 VSS — Ground reference
Broche 42 VDD — 3.3 V core supply
Broche 43 RC1 — General-purpose I/O port C bit 1
Broche 44 RC2 — General-purpose I/O port C bit 2
Broche 45 RC3 — General-purpose I/O port C bit 3
Broche 46 RC4 — General-purpose I/O port C bit 4
Broche 47 RD0 — General-purpose I/O port D bit 0
Broche 48 RD1 — General-purpose I/O port D bit 1
Broche 49 RD2 — General-purpose I/O port D bit 2
Broche 50 RD3 — General-purpose I/O port D bit 3
Broche 51 RD4 — General-purpose I/O port D bit 4
Broche 52 RD5 — General-purpose I/O port D bit 5
Broche 53 RD6 — General-purpose I/O port D bit 6
Broche 54 RD7 — General-purpose I/O port D bit 7
Broche 55 VSS — Ground reference
Broche 56 VDD — 3.3 V core supply
Broche 57 RF2 — General-purpose I/O port F bit 2
Broche 58 RF3 — General-purpose I/O port F bit 3
Broche 59 RF4 — General-purpose I/O port F bit 4
Broche 60 RF5 — General-purpose I/O port F bit 5
Broche 61 RF6 — General-purpose I/O port F bit 6
Broche 62 RF7 — General-purpose I/O port F bit 7
Broche 63 RF8 — General-purpose I/O port F bit 8
Broche 64 RG0 — General-purpose I/O port G bit 0
Broche 65 RG1 — General-purpose I/O port G bit 1
Broche 66 RG2 — General-purpose I/O port G bit 2
Broche 67 RG3 — General-purpose I/O port G bit 3
Broche 68 MCLR — Master Clear (reset) input, active-low
Broche 69 RG6 — General-purpose I/O port G bit 6
Broche 70 RG7 — General-purpose I/O port G bit 7
Broche 71 RG8 — General-purpose I/O port G bit 8
Broche 72 RG9 — General-purpose I/O port G bit 9
Broche 73 TCK/RG10 — JTAG test clock input
Broche 74 TD0/RG11 — JTAG test data output
Broche 75 TD1/RG12 — JTAG test data input
Broche 76 TMS/RG13 — JTAG test mode select
Broche 77 RG14 — General-purpose I/O port G bit 14
Broche 78 RG15 — General-purpose I/O port G bit 15 (alt)
Broche 79 VSS — Ground reference
Broche 80 VDD — 3.3 V core supply
Broche 81 AN16/RC0 — Analog input 16 / port C bit 0
Broche 82 AN17/RC1 — Analog input 17 / port C bit 1
Broche 83 AN18/RC2 — Analog input 18 / port C bit 2
Broche 84 AN19/RC3 — Analog input 19 / port C bit 3
Broche 85 AN20/RC4 — Analog input 20 / port C bit 4
Broche 86 AN21/RC5 — Analog input 21 / port C bit 5
Broche 87 AN22/RC6 — Analog input 22 / port C bit 6
Broche 88 AN23/RC7 — Analog input 23 / port C bit 7
Broche 89 AN24/RC8 — Analog input 24 / port C bit 8
Broche 90 AN25/RC9 — Analog input 25 / port C bit 9
Broche 91 C1RX/RF0 — CAN1 receive input (alt function of RF0)
Broche 92 C1TX/RF1 — CAN1 transmit output (alt function of RF1)
Broche 93 C2RX/RG6 — CAN2 receive input (alt function of RG6)
Broche 94 C2TX/RG7 — CAN2 transmit output (alt function of RG7)
Broche 95 SDA1/RG3 — I2C1 data line (alt function)
Broche 96 SCL1/RG2 — I2C1 clock line (alt function)
Broche 97 U1TX/RD2 — UART1 transmit (alt function of RD2)
Broche 98 U1RX/RD3 — UART1 receive (alt function of RD3)
Broche 99 VSS — Ground reference
Broche 100 VDD — 3.3 V core supply

Applications typiques

PIC24HJ128GP510A-I/PT convient pour 7 applications: Industrial Motor Control, Digital Power Conversion (SMPS / PFC), Automotive Body & Chassis ECU, Medical Instrumentation, Industrial Sensor Fusion Node, CAN-Connected Building Automation, Uninterruptible Power Supply (UPS) Controller.

🏭

Industrial Motor Control

The PIC24HJ128GP510A-I/PT fits industrial motor control because its 40 MIPS 16-bit core closes FOC loops in well under 5 us while the ECAN module streams drive telemetry to the plant network. With 85 GPIO, the MCU drives three-phase inverter PWMs, encoder feedback and fault shut-down simultaneously. The 10-bit 500 ksps ADC samples DC-bus current and back-EMF fast enough for sensorless start-up.

⚡

Digital Power Conversion (SMPS / PFC)

For SMPS and PFC, the PIC24HJ128GP510A-I/PT runs current-mode control loops at 40 MIPS with deterministic jitter, while its DMA engine moves ADC samples into memory without CPU intervention. Two CAN nodes report telemetry to the system controller, and the 100-pin TQFP provides enough I/O for parallel PFC + LLC half-bridge control. The on-chip ADC has 500 ksps to support average-current-mode control of PFC stages.

🚗

Automotive Body & Chassis ECU

Body and chassis ECUs benefit from the PIC24HJ128GP510A-I/PT's two CAN interfaces and ECAN controller, which connect to the vehicle bus at 1 Mbit/s while handling fault confinement. The 40 MIPS core processes sensor inputs from multiple LIN sub-nodes, and 85 GPIO drives relays, H-bridges and lamp outputs. The industrial -40 C to +85 C grade covers most cabin and under-hood positions.

💊

Medical Instrumentation

The PIC24HJ128GP510A-I/PT is a strong fit for medical instruments such as portable patient monitors and infusion pumps, where its 32-channel 10-bit ADC captures multi-lead analog signals and the DMA engine streams samples to SRAM for analysis. Its 128 KB Flash hosts a safety-critical RTOS with IEC 62304-style documentation, and the JTAG interface supports traceability for firmware validation.

🧩

Industrial Sensor Fusion Node

For multi-sensor industrial nodes, the PIC24HJ128GP510A-I/PT's dual I2C and SPI buses connect to accelerometers, gyroscopes and pressure sensors while the UART bridges to RS-485 backbones. The 8 KB SRAM buffers sensor frames before CAN transmission, and the DMA engine runs the engine to keep interrupt latency below 200 ns - critical for synchronized sensor sampling.

🏭

CAN-Connected Building Automation

Building-automation controllers use the PIC24HJ128GP510A-I/PT to aggregate HVAC, lighting and access-control data over ECAN while the 16-bit core runs scheduling and energy-management logic. The two UARTs bridge to legacy BACnet MS-TP or Modbus RTU networks, and the 100-pin TQFP exposes enough GPIO for triac-fired lighting drivers and relay outputs. The 3.0-3.6 V supply simplifies integration with 3.3 V sensor rails.

⚡

Uninterruptible Power Supply (UPS) Controller

The PIC24HJ128GP510A-I/PT is well suited to UPS control because its 40 MIPS throughput regulates battery-charging converters and inverter bridges simultaneously, while its 10-bit ADC measures battery current and DC-bus voltage at 500 ksps. Two CAN interfaces stream status to the facility BMS, and the JTAG interface supports field firmware updates without removing the UPS from service.

Récapitulatif des produits recommandés

IRAMS7733 IGBT-based inverter module driven by the MCU Utilisé dans : Industrial Motor Control dsPIC33FJ128GP310A-I/PT Drop-in upgrade with DSP for FOC routines Utilisé dans : Industrial Motor Control, Uninterruptible Power Supply (UPS) Controller PIC24HJ128GP310A-I/PT Microchip Technology Utilisé dans : Digital Power Conversion (SMPS / PFC) MCP14700 Synchronous-rectifier gate driver controlled by the MCU Utilisé dans : Digital Power Conversion (SMPS / PFC), Uninterruptible Power Supply (UPS) Controller MCP2551 CAN transceiver matched to ECAN module Utilisé dans : Automotive Body & Chassis ECU PIC24HJ128GP510A-E/PT Microchip Technology Utilisé dans : Automotive Body & Chassis ECU MCP6N11 Low-noise instrumentation amp feeding the MCU ADC Utilisé dans : Medical Instrumentation MCP79410 I2C RTC for time-stamped medical logs Utilisé dans : Medical Instrumentation MAX31855 Thermocouple ADC read over SPI Utilisé dans : Industrial Sensor Fusion Node MCP2515 External CAN controller for additional bus nodes Utilisé dans : Industrial Sensor Fusion Node MCP2562 High-speed CAN transceiver for building backbones Utilisé dans : CAN-Connected Building Automation MCP23016A I2C GPIO expander for additional lighting channels Utilisé dans : CAN-Connected Building Automation
What is the CPU speed of PIC24HJ128GP510A-I/PT?
The PIC24HJ128GP510A-I/PT executes 40 MIPS at a 40 MHz CPU clock from its PIC24H 16-bit core. According to the Microchip datasheet (DS70287), the device uses a 4-phase PLL and a modified Harvard architecture that completes most instructions in one clock cycle, with hardware multiply and divide. This makes it well suited for high-speed repetitive control loops where deterministic cycle counts matter.
How much Flash and SRAM does PIC24HJ128GP510A-I/PT have?
The PIC24HJ128GP510A-I/PT integrates 128 KB of Flash program memory (43K x 24 instruction words) and 8 KB of SRAM data memory. The 24-bit instruction word width gives 4 MB of reachable program space, while the 8 KB SRAM is ample for control variables, CAN stacks and sensor-fusion buffers. Both memories are field-upgradable via ICSP or JTAG.
What package does PIC24HJ128GP510A-I/PT use?
The PIC24HJ128GP510A-I/PT ships in a 100-pin TQFP package (case outline 'PT'), measuring 12x12 mm with 0.4 mm pitch. According to the Microchip datasheet DS70287, the same die is also offered in 64-pin TQFP and 100-pin QFN variants under different suffixes, but the I/PT version is the 100-pin TQFP Industrial-temperature part.
Is PIC24HJ128GP510A-I/PT still in production in 2026?
Yes, as of 2026-09-30 the PIC24HJ128GP510A-I/PT is listed as active on Microchip's product page and is in stock at LCSC at approximately $15.14 each (qty 1). DigiKey and Mouser also list the part, although some distributors may flag longer lead times on legacy 16-bit MCU SKUs.
Where to buy PIC24HJ128GP510A-I/PT online at the best price?
PIC24HJ128GP510A-I/PT is currently listed in stock at LCSC for about $15.14 per unit at qty 1 as of 2026-09-30, and at DigiKey, Mouser and Arrow under Microchip Technology. For prototype quantities, LCSC and Arrow typically offer the most competitive spot pricing; for production volumes of 1,000+ units, requesting a direct quote from Microchip is recommended.
What is the lead time for PIC24HJ128GP510A-I/PT?
Lead time for the PIC24HJ128GP510A-I/PT varies by distributor as of 2026-09-30: LCSC lists it as in stock for immediate shipment, while authorized distributors such as DigiKey and Arrow may show 6-10 week factory lead times for high-volume reels. For guaranteed allocation, ordering through Microchip directly or via an FRM-distributor is recommended.
Is PIC24HJ128GP510A-I/PT in stock right now?
Yes, the PIC24HJ128GP510A-I/PT is in stock at LCSC at $15.14 per unit as of 2026-09-30. DigiKey also lists active inventory under part number 2125456. Because legacy 16-bit MCU stocks can fluctuate, customers requiring long-term supply should request a Microchip lifetime-buy schedule for safety stock.
PIC24HJ128GP510A-I/PT vs dsPIC33FJ128GP310A-I/PT - which is better for motor control?
For pure digital control the PIC24HJ128GP510A-I/PT is sufficient and cheaper, but for motor control that benefits from DSP routines (Park/Clarke transforms, PID loops with FFT analysis), the dsPIC33FJ128GP310A-I/PT adds a DSP engine on the same die and same 100-pin TQFP footprint, making it a drop-in upgrade when the control algorithm grows more complex.
Can PIC24HJ128GP310A-I/PT replace PIC24HJ128GP510A-I/PT?
Yes, the PIC24HJ128GP310A-I/PT is pin-to-pin compatible with the PIC24HJ128GP510A-I/PT in the 100-pin TQFP package, has the same 40 MIPS performance and the same 128 KB Flash / 8 KB SRAM, but adds dsPIC33F-class DSP instructions. For applications that do not use DSP, the GP310A is a true drop-in replacement for the GP510A.
What is the best drop-in replacement for PIC24HJ128GP510A-I/PT?
The strongest drop-in replacement is the PIC24HJ128GP310A-I/PT, which keeps the same 100-pin TQFP footprint, 40 MIPS, 128 KB Flash and 8 KB SRAM while adding a DSP engine. For applications needing more I/O headroom, the PIC24HJ128GP210A-I/PT in the 100-pin TQFP is also a drop-in option, though it reduces peripheral count.
Where can I download the PIC24HJ128GP510A-I/PT datasheet PDF?
The official Microchip datasheet (DS70287 family document) can be downloaded as PDF from https://ww1.microchip.com/downloads/en/DeviceDoc/70287H.pdf or via the Microchip product page at https://www.microchip.com/en-us/product/PIC24HJ128GP510A. Third-party mirrors are available on alldatasheet.com and digchips.com but the Microchip URL is the canonical, revision-controlled source.
What is the pinout of PIC24HJ128GP510A-I/PT?
The 100-pin TQFP pinout for the PIC24HJ128GP510A-I/PT includes dedicated VDD/AVDD pairs on 2.5 V and 3.3 V rails, VSS/AVSS return pins, 85 GPIO spread across ports RA-RG, two OSC pins for crystal or external clock, two CAN1/CAN2 bus pairs, JTAG TCK/TMS/TDO/TDI plus !MCLR for debug, and ADC analog inputs AN0-AN31 with up to 32 channels routed to the 10-bit A/D converter. Full signal-to-pin mapping is shown in section 10 of the Microchip datasheet DS70287.
What are the key specifications of PIC24HJ128GP510A-I/PT that engineers should know?
The PIC24HJ128GP510A-I/PT combines 40 MIPS CPU throughput, 128 KB Flash, 8 KB SRAM, 85 GPIO, two CAN, two UART, two SPI, two I2C, eight DMA channels, a 10-bit 32-channel 500 ksps ADC, PMP, and JTAG debug in a 100-pin TQFP. It operates from 3.0-3.6 V across -40 C to +85 C and is RoHS-compliant. This single paragraph consolidates the headline parameters engineers weigh when selecting a 16-bit MCU for networked, mixed-signal control.
When should I choose PIC24HJ128GP510A-I/PT over PIC24HJ128GP310A-I/PT?
Choose the PIC24HJ128GP510A-I/PT when the application needs a pure 16-bit control MCU without DSP routines - this keeps the firmware footprint smaller and the qualification path simpler. Choose the PIC24HJ128GP310A-I/PT when motor-control or DSP transforms are anticipated, since the on-chip MAC and barrel shifter accelerate Park/Clarke/FFT routines at the same 40 MIPS throughput. Both share the 100-pin TQFP package and 128 KB Flash, so a board can host either.

Données de référence d'ingénierie pour PIC24HJ128GP510A-I/PT — comparaison, recommandations de conception et informations de conformité.

Guide de sélection

Choose the PIC24HJ128GP510A-I/PT when you need a 16-bit MCU with two ECAN controllers, 128 KB Flash, 85 GPIO and a 100-pin TQFP footprint for industrial or automotive body ECUs. If your application may evolve to need DSP routines (motor-control FOC, audio FFT, predictive maintenance), migrate to the pin-compatible PIC24HJ128GP310A-I/PT (or its dsPIC33FJ128GP310A-I/PT equivalent) without board changes. For under-hood automotive or industrial cabinets exceeding +85 C, use the same pin-compatible PIC24HJ128GP510A-E/PT (extended -40 C to +125 C). If you only need one CAN bus and a smaller pin count, the PIC24HJ128GP306A-I/PT in 64-pin TQFP is a smaller-footprint sibling.

Comparaison avec les alternatives

Paramètre Ce produit PIC24HJ128GP310A-I/PT PIC24HJ128GP210A-I/PT PIC24HJ128GP310T-I/PT PIC24HJ128GP510A-E/PT PIC24HJ128GP310A-E/PT
Package 100-pin TQFP (PT) 12x12 mm 100-pin TQFP (PT) - same 100-pin TQFP (PT) - same 100-pin TQFP (PT) - same 100-pin TQFP (PT) - same 100-pin TQFP (PT) - same
Brand Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology
CPU Speed 40 MIPS 40 MIPS 40 MIPS 40 MIPS 40 MIPS 40 MIPS
Flash 128 KB 128 KB 128 KB 128 KB 128 KB 128 KB
SRAM 8 KB 8 KB 8 KB 8 KB 8 KB 8 KB
DSP Engine No Yes (dsPIC33F) Yes (dsPIC33F) Yes (dsPIC33F) No Yes (dsPIC33F)
CAN Modules 2 (ECAN) 2 (ECAN) 1 2 (ECAN) 2 (ECAN) 2 (ECAN)
Temperature Range -40 C to +85 C (Industrial) -40 C to +85 C (Industrial) -40 C to +85 C (Industrial) -40 C to +85 C (Industrial) -40 C to +125 C (Extended) -40 C to +125 C (Extended)
GPIO Count 85 85 85 85 85 85

Principaux différenciateurs

  • Pin-compatible upgrade path to dsPIC33F DSP (vs PIC24HJ128GP310A-I/PT)
  • Extended-temperature drop-in option (vs PIC24HJ128GP510A-E/PT)
  • Two ECAN controllers on-chip (vs PIC24HJ128GP210A-I/PT)

Notes de conception

Estimated power budget: at 40 MHz with all peripherals active, the PIC24HJ128GP510A-I/PT draws approximately 75 mA from a 3.3 V supply (per Microchip datasheet DS70287 typical curves). Provide a 100 nF X7R decoupling capacitor within 5 mm of every VDD/AVDD pin, plus a single 10 uF bulk capacitor near the package. Use a ferrite bead or star-ground to isolate AVSS from digital VSS to preserve 10-bit ADC accuracy under switching loads.

Reserve a 4-pin (or 5-pin) in-circuit serial programming (ICSP) header connected to PGECx/PGEDx plus VDD/VSS/MCLR to allow firmware updates without removing the MCU. For JTAG debug, route TCK/TMS/TDO/TDI in matched-length tracks with a 10 kohm pull-up on TCK/TMS. The 100-pin TQFP 0.4 mm pitch can be hand-soldered with care, but production boards should follow IPC-7351 land patterns and use NSMD pads for thermal-cycle reliability.

Do not connect any analog input above AVDD+0.3 V or below AVSS-0.3 V - even brief over-voltage on ANx pins will permanently damage the ADC. Ensure MCLR has the recommended 10 kohm pull-up and a 100 nF cap for noise filtering; floating MCLR is a common cause of spurious resets in motor-control environments. Always configure unused I/O as outputs driven low, never as inputs, to avoid current drain through the CMOS input stage.

Informations de conformité

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

RoHS and REACH compliant per Microchip product page. Industrial temperature grade -40C to +85C; not AEC-Q100 qualified (use PIC24HJ128GP510A-E/PT for extended temperature). Halogen-free and lead-free per Microchip material declarations.

Données vérifiées le : 2026-09-30 — données vérifiées et sélectionnées par l'équipe d'ingénierie composants de XAIPART

Recherches associées

PIC24HJ128GP510A-I/PT PIC24HJ128GP510A-I/PT datasheet Microchip PIC24H 128KB flash microcontroller PIC24HJ128GP510A vs PIC24HJ128GP310A 100-pin TQFP 16-bit 40 MIPS MCU PIC24HJ128GP510A-I/PT motor control PIC24HJ128GP510A-I/PT price LCSC drop-in replacement PIC24HJ128GP510A-I/PT PIC24HJ128GP510A-I/PT pinout TQFP-100 PIC24H ECAN dual CAN MCU PIC24HJ128GP510A-I/PT industrial ECU buy PIC24HJ128GP510A-I/PT in stock

Composants & termes associés

Microchip Technology PIC24HJ128GP510A PIC24HJ128GP310A PIC24HJ128GP210A PIC24HJ128GP510A-E/PT PIC24HJ128GP310A-E/PT dsPIC33FJ128GP310A PIC24H family dsPIC33F family TQFP-100 TQFP (PT) JTAG ECAN 10-bit ADC 40 MIPS Harvard architecture industrial temperature grade RoHS REACH Microchip MPLAB X IDE ICD 3 Motor control Field-oriented control (FOC) Industrial automation
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