PIC24HJ64GP510A-I/PT - 16-Bit 40 MIPS 64KB Flash MCU | Microchip
MPN: PIC24HJ64GP510A-I/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $7.65 | $7.65 |
| 10 | $6.89 | $68.90 |
| 100 | $6.12 | $612.00 |
| 500 | $5.48 | $2,740.00 |
| 1,000 | $4.95 | $4,950.00 |
PIC24HJ64GP510A-I/PT Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory (Flash), volatile data memory (RAM), and peripherals such as ADC, timers, and communication interfaces. Within the broader taxonomy, the PIC24HJ64GP510A belongs to the 16-bit MCU class, which sits between 8-bit MCUs (e.g., PIC16) and 32-bit MCUs (e.g., PIC32) in performance and addressable memory. The PIC24H family specifically targets high-speed control loops and DSP-adjacent signal processing, while remaining pin-compatible with the dsPIC33F family for migration flexibility.
Key differentiating features include the 16-bit modified Harvard architecture with a single-cycle 16x16 multiply, 8 KB RAM (4x the size of typical 8-bit MCUs at this package), 4 DMA channels for offloading CPU data movement, and an integrated 12-bit ADC with 500 ksps sampling. The 40 MIPS throughput is sufficient for closed-loop motor control, digital power conversion, and sensor fusion applications that would otherwise require a 32-bit MCU.
Architecturally, the PIC24HJ64GP510A uses a 16-bit data path with separate program and data buses, allowing instruction fetch and data access in the same cycle. The peripheral set includes a 16-bit motor-control PWM module with up to 6 outputs, 5 16-bit timers, two UART modules, two SPI, and two I2C interfaces, providing flexibility in mixed-signal designs.
Typical applications include industrial motor drives, digital power supplies, sensor conditioning, building automation, and medical instrumentation. The wide operating temperature range and rich peripheral set also suit it for automotive body and chassis subsystems.
Designers should note that this MCU requires an external crystal or oscillator for accurate timing and that the ADC reference voltage directly impacts conversion accuracy. Always consult the Microchip family datasheet for pinout, peripheral multiplexing, and programming-ICSP connections when migrating code from PIC24FJ or dsPIC33F devices.
This page synthesizes distributor pricing, drop-in alternatives from the PIC24H/dsPIC33F family, and practical design notes not found in the manufacturer datasheet summary.
Drop-in alternatives for PIC24HJ64GP510A-I/PT — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC24HJ64GP510A-I/PT (same form factor and footprint) — differing in ADC, Package, Core Architecture, Program Memory (Flash), Operating Temperature.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24HJ128GP510A-I/PT
✅ Drop-In✓ In Stock
$9.62 / Unit
View Datasheet →PIC24HJ64GP510A-E/PT
✅ Drop-In✓ In Stock
$5.71 / Unit
View Datasheet →DSPIC33FJ64GP310A-I/PT
✅ Drop-In✓ In Stock
$4.75 / Unit
View Datasheet →PIC24HJ64GP510A-I/PF
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$6.35 / Unit
View Datasheet →PIC24HJ128GP310A-I/PT
✅ Drop-In✓ In Stock
$5.62 / Unit
View Datasheet →PIC24HJ64GP510T-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$6.45 / Unit
View Datasheet →PIC24HJ64GP510A-I/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC24H 16-bit RISC (modified Harvard) |
| CPU Performance | 40 MIPS |
| Program Memory | 64 KB Flash (22K x 24) |
| Data Memory (SRAM) | 8 KB |
| Operating Voltage | 3.0 V to 3.6 V |
| ADC | 12-bit, 16-channel, 500 ksps |
| DMA Channels | 4 |
| PWM Outputs | Up to 6 motor-control outputs |
| Timers | 5 x 16-bit |
| UART | 2 modules |
| SPI | 2 modules |
| I2C | 2 modules |
| Operating Temperature | -40 C to +85 C (Industrial) |
| Package | 100-pin TQFP (PT) 12x12 mm |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| Lead-Free | Yes |
PIC24HJ64GP510A-I/PT 100-pin tqfp (pt) 12x12 mm Pin Configuration Guide
Pin configuration for PIC24HJ64GP510A-I/PT (100-pin tqfp (pt) 12x12 mm package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for PIC24HJ64GP510A-I/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
PIC24HJ64GP510A-I/PT is suitable for 6 applications: Brushless DC Motor Control, Digital Switch-Mode Power Supply, Industrial Sensor Conditioning, Building Automation HVAC Control, Medical Instrumentation, Automotive Body and Chassis Modules.
Brushless DC Motor Control
The PIC24HJ64GP510A-I/PT suits BLDC and PMSM motor drives thanks to its integrated motor-control PWM module with up to 6 outputs and 40 MIPS throughput for field-oriented control. The 12-bit ADC with 500 ksps sampling digitizes phase currents fast enough for 10 kHz current loops, while DMA offloads feedback sampling from the CPU. Compared to a discrete DSP, this part cuts BOM cost by 60 percent while running FOC algorithms in real time with adequate margin for trapezoidal and sine commutation.
Recommended
Digital Switch-Mode Power Supply
The PIC24HJ64GP510A-I/PT fits digital SMPS control loops where the 16-bit MCU runs at 40 MIPS to compute PID feedback every 50 us. Its 12-bit ADC with 500 ksps sampling provides adequate resolution for current-mode control, while the PWM module drives the synchronous rectifier MOSFETs at programmable dead-time. The 64 KB Flash holds PID coefficients, state-machine firmware, and fault logs. Compared to a 32-bit MCU, the PIC24HJ64GP510A saves cost while leaving headroom for adaptive algorithms.
Recommended
Industrial Sensor Conditioning
The PIC24HJ64GP510A-I/PT is well matched to 4-20 mA and bridge-sensor signal conditioning platforms requiring 12-bit ADC resolution and UART/SPI connectivity. With 8 KB of RAM, the part can buffer vibration or temperature samples for FFT pre-processing or Modbus RTU framing on the UART. The 16-channel ADC supports multi-sensor input, while DMA channels stream conversion results without CPU load. Compared to an 8-bit PIC16, the PIC24HJ64GP510A quadruples math performance for digital filtering.
Recommended
Building Automation HVAC Control
The PIC24HJ64GP510A-I/PT drives building-automation HVAC controllers by combining 40 MIPS CPU performance, 64 KB Flash for BACnet or Modbus stacks, and rich peripherals including two UART modules for RS-485 trunk communication. The motor-control PWM outputs variable-frequency drive signals, while 5 timers handle scheduling of damper, valve, and fan sequencing. Industrial -40 to +85 C rating supports unconditioned equipment-room mounting. Compared to a 32-bit MCU, the PIC24HJ64GP510A reduces BOM cost while supporting full BACnet MS-TP.
Recommended
Medical Instrumentation
The PIC24HJ64GP510A-I/PT powers portable medical instrumentation such as pulse oximeters, infusion pump controllers, and patient monitors requiring deterministic 16-bit math and abundant peripherals. The 12-bit ADC digitizes biosensor signals at 500 ksps, DMA streams the results into RAM, and the 40 MIPS core runs digital filtering and waveform analysis. The -40 to +85 C industrial range supports most medical-environment enclosures, and pin-compatibility with dsPIC33F allows adding DSP for advanced ECG signal processing later.
Recommended
Automotive Body and Chassis Modules
The PIC24HJ64GP510A-I/PT suits automotive body controllers including lighting modules, seat controllers, and HVAC flaps thanks to its industrial temperature grade and CAN-capable peripherals via SPI-to-CAN bridges. The 6 PWM outputs drive LED dimming and small DC motors directly, while 5 timers handle debounce and watchdog tasks. For harsher under-hood environments the PIC24HJ64GP510A-E/PT variant extends to +125 C. Compared to a 32-bit automotive MCU, the PIC24HJ64GP510A delivers major cost savings for non-safety body applications.
Recommended
Recommended Products Summary
Engineering reference data for PIC24HJ64GP510A-I/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24HJ128GP510A-I/PT | PIC24HJ64GP510A-E/PT | dsPIC33FJ64GP310A-I/PT | |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | |
| Package | 100-pin TQFP (PT) 12x12 mm | 100-pin TQFP (PT) 12x12 mm - same | 100-pin TQFP (PT) 12x12 mm - same | 100-pin TQFP (PT) 12x12 mm - same | 100-pin TQFP (PF) 14x14 mm - same family |
| Core / MIPS | PIC24H 16-bit / 40 MIPS | PIC24H 16-bit / 40 MIPS | PIC24H 16-bit / 40 MIPS | dsPIC33F 16-bit / 40 MIPS + DSP | PIC24H 16-bit / 40 MIPS |
| Flash Memory | 64 KB | 128 KB | 64 KB | 64 KB + DSP | 64 KB |
| SRAM | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB |
| ADC | 12-bit, 16-ch, 500 ksps | 12-bit, 16-ch, 500 ksps | 12-bit, 16-ch, 500 ksps | 12-bit, 16-ch, 500 ksps | 12-bit, 16-ch, 500 ksps |
| Temperature Range | -40 C to +85 C (Industrial) | -40 C to +85 C | -40 C to +125 C (Extended) | -40 C to +85 C | -40 C to +85 C |
| DSP Engine | No | No | No | Yes | No |
| Operating Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
Key Differentiators
- Pin-compatible upgrade path to dsPIC33F DSP family (vs dsPIC33FJ64GP310A-I/PT)
- Higher density Flash than entry-level MCUs (vs PIC24HJ32GP304-I/PT)
- Integrated DMA and motor-control PWM (vs PIC24FJ64GA110-I/PT)
Design Notes
Decouple every VDD-VDD pair with a 100 nF X7R ceramic placed within 5 mm of the pin pair, and add a bulk 10 uF tantalum or aluminum-polymer cap on each VDD rail. The PIC24HJ64GP510A-I/PT has multiple VDD/VSS pin pairs on the TQFP-100, and all must be connected even if unused. Adding a 1 uF bulk near the MCU improves ADC reference stability during PWM switching. Estimate: total bulk capacitance should be at least 20 uF for noise-sensitive ADC applications.
Use a 4-layer PCB stack-up with a continuous ground plane on layer 2 to provide a low-impedance return path for high-speed signals and PWM outputs. The TQFP-100 0.4 mm pitch requires 0.20 mm trace width with 0.15 mm clearance to escape the chip. Keep the analog AVSS/AVDD traces short and surrounded by ground pour. Place the analog and digital VDD planes as a single split-diamond, connected at a single point near the MCU.
Do not float the MCLR pin - it must be pulled high to VDD through a 10 kohm resistor for normal operation. ICSP programming requires two I/O pins (PGECx/PGEDx) used as a pair; multiple pairs exist on the PIC24HJ64GP510A but they cannot be mixed. The HF-INTOSC is factory-trimmed but has +-2 percent accuracy; an external crystal is needed for USB, CAN, or UART above 1 Mbaud. Enable the JTAGEN fuse only if you need boundary scan, since it remaps pins 13-18.
The PWM outputs can drive capacitive loads but 25-50 ohm series resistors damp ringing. For signals above 10 MHz (SPI at 8 MHz+), keep traces under 50 mm or use source termination. Connect unused I/O pins to either VDD or VSS via 10 kohm resistors to reduce EMI; never leave CMOS inputs floating.
Compliance Information
Industrial-grade MCU; not AEC-Q100 qualified. For automotive designs, evaluate PIC24HJ64GP510A-E/PT extended temperature variant or dedicated AEC-Q100 parts.