Microchip Technology

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

Teilenummer: PIC24HJ128GP510A-I/PT ✓ Aktiv
Auf Lager Versand in 1–3 Werktagen
3.0 V to 3.6 V Vdss 100-pin TQFP (PT), 12x12 mm Package 128 KB (43K x 24 words) Memory
Ab $9.62 USD / Stück
MOQ: 1 |
Preis aktualisiert: 2026-09-30
Mengenpreise
Menge Stückpreis Gesamt
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 Alle Preise sind in USD

PIC24HJ128GP510A-I/PT Übersicht

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.

Drop-in-Alternativen für PIC24HJ128GP510A-I/PT – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.

Varianten dieser Serie

Modelle derselben Serie, die drop-in-kompatibel sind mit PIC24HJ128GP510A-I/PT (gleiche Bauform und Footprint) – abweichend in 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)

Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:

PIC24HJ128GP310A-I/PT

✅ Drop-In
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

✓ Auf Lager

$5.62 / Stück

Datenblatt ansehen →

PIC24HJ128GP210A-I/PT

✅ Drop-In
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

✓ Auf Lager

$5.74 / Stück

Datenblatt ansehen →

PIC24HJ128GP310T-I/PT

✅ Drop-In
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)

✓ Auf Lager

$5.85 / Stück

Datenblatt ansehen →

PIC24HJ128GP510A-E/PT

✅ Drop-In
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)

✓ Auf Lager

$6.4 / Stück

Datenblatt ansehen →

PIC24HJ128GP310A-E/PT

✅ Drop-In
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

✓ Auf Lager

$6.5 / Stück

Datenblatt ansehen →

dsPIC33FJ128GP310A-I/PT

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

📋 Referenzalternative (nicht im Katalog)

PIC24HJ128GP510A-I/PT Grenzwerte & elektrische Eigenschaften

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
Betriebstemperatur -40 C to +85 C (Industrial, 'I' grade)
GPIO 85 general-purpose I/O
Gehäuse 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
Montageart Surface Mount
MSL-Level 3 (168 hours)
RoHS-Status Compliant

PIC24HJ128GP510A-I/PT Pin-Konfiguration

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

Typische Anwendungen

PIC24HJ128GP510A-I/PT ist geeignet für 7 Anwendungs: 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.

Zusammenfassung der empfohlenen Produkte

IRAMS7733 IGBT-based inverter module driven by the MCU Verwendet in: Industrial Motor Control dsPIC33FJ128GP310A-I/PT Drop-in upgrade with DSP for FOC routines Verwendet in: Industrial Motor Control, Uninterruptible Power Supply (UPS) Controller PIC24HJ128GP310A-I/PT Microchip Technology Verwendet in: Digital Power Conversion (SMPS / PFC) MCP14700 Synchronous-rectifier gate driver controlled by the MCU Verwendet in: Digital Power Conversion (SMPS / PFC), Uninterruptible Power Supply (UPS) Controller MCP2551 CAN transceiver matched to ECAN module Verwendet in: Automotive Body & Chassis ECU PIC24HJ128GP510A-E/PT Microchip Technology Verwendet in: Automotive Body & Chassis ECU MCP6N11 Low-noise instrumentation amp feeding the MCU ADC Verwendet in: Medical Instrumentation MCP79410 I2C RTC for time-stamped medical logs Verwendet in: Medical Instrumentation MAX31855 Thermocouple ADC read over SPI Verwendet in: Industrial Sensor Fusion Node MCP2515 External CAN controller for additional bus nodes Verwendet in: Industrial Sensor Fusion Node MCP2562 High-speed CAN transceiver for building backbones Verwendet in: CAN-Connected Building Automation MCP23016A I2C GPIO expander for additional lighting channels Verwendet in: 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.

Technische Referenzdaten für PIC24HJ128GP510A-I/PT – Vergleich, Designhinweise und Compliance-Informationen.

Auswahlhilfe

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.

Vergleich mit Alternativen

Parameter Dieses Produkt 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

Wichtigste Unterscheidungsmerkmale

  • 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)

Designhinweise

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.

Compliance-Informationen

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Qualified
Bleifrei
Yes
Halogenfrei
Yes
Konfliktmineralien
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.

Daten verifiziert am: 2026-09-30 – Daten geprüft und kuratiert vom Bauteil-Engineering-Team von XAIPART

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