PIC24FJ512GB610-E/PT - 16-Bit 32MHz MCU, 512KB Flash | Microchip
MPN: PIC24FJ512GB610-E/PT ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $12.45 | $12.45 |
| 10 | $11.2 | $112.00 |
| 100 | $9.85 | $985.00 |
| 500 | $8.7 | $4,350.00 |
| 1,000 | $7.95 | $7,950.00 |
PIC24FJ512GB610-E/PT Overview
A 16-bit microcontroller (MCU) is an embedded processor that integrates CPU, memory, and peripherals on a single die. The PIC24F family sits in the hierarchy: PIC24F -> 16-bit MCU -> microcontroller -> embedded processor -> semiconductor. XLP technology dramatically reduces active and sleep-mode current, enabling years of battery life in always-on applications. Dual-partition Flash enables Live Update firmware upgrades without downtime, a critical feature for industrial and IoT systems.
Key features include a hardware USB 2.0 full-speed On-The-Go (OTG) controller, a 16-channel 10-bit ADC with 500 ksps throughput, four I2C/SPI/UART modules, five 16-bit timers, and a Parallel Master Port (PMP) for external memory. The device offers 85 general-purpose I/O pins with peripheral pin select (PPS) remapping for flexible PCB routing, plus a Real-Time Clock/Calendar (RTCC) with battery backup support.
Architecturally, the PIC24FJ512GB610 employs a modified Harvard architecture with separate program and data buses, 24-bit wide instruction words, and a 16-bit data path. This delivers predictable deterministic interrupt latency and high code density. The integrated USB OTG PHY eliminates external transceiver components, and the CTMU (Charge Time Measurement Unit) enables touch and capacitive sensing without extra silicon.
Typical applications include industrial control and HMI panels, automotive body and infotainment ECUs, USB peripherals and HID devices, low-power IoT sensor nodes, and portable medical instrumentation. The USB OTG controller and dual-partition Flash particularly suit devices requiring field-upgradable firmware with strict zero-downtime constraints.
Design consideration: the 100-pin TQFP requires careful PCB layout to route 85 GPIO pins plus USB differential pair, JTAG/ICSP programming interface, and analog/digital supply separation. Always provide a 10 uF bulk capacitor near VDD and a 0.1 uF decoupling cap per supply pin per Microchip's PIC24FJ512GB610 family reference manual.
This page synthesizes Microchip datasheet specifications, distributor pricing across DigiKey and Newark, parametrically verified drop-in alternatives, and practical USB + dual-partition Flash design guidance not consolidated elsewhere.
Drop-in alternatives for PIC24FJ512GB610-E/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 PIC24FJ512GB610-E/PT (same form factor and footprint) — differing in Package, ADC, Core Architecture, Operating Temperature, USB.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24FJ512GB610-I/PT
✅ Drop-In✓ In Stock
$6.92 / Unit
View Datasheet →PIC24FJ512GA610T-I/PT
✅ Drop-In✓ In Stock
$5.4 / Unit
View Datasheet →PIC24FJ1024GB610-I/BG
✅ Drop-In✓ In Stock
$7.44 / Unit
View Datasheet →PIC24FJ256GB610-E/PT
✅ Drop-In✓ In Stock
$3.95 / Unit
View Datasheet →PIC24FJ512GB606T-I/PT
✅ Drop-In✓ In Stock
$5.74 / Unit
View Datasheet →PIC24FJ512GB610T-I/PT
✅ Drop-In✓ In Stock
$3.58 / Unit
View Datasheet →PIC24FJ512GB610-E/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC24F 16-bit RISC, modified Harvard |
| CPU Speed | 32 MHz (16 MIPS) |
| Program Memory (Flash) | 512 KB (170K x 24 instruction words) |
| RAM | 32 KB |
| Operating Voltage | 2.0 V to 3.6 V |
| Operating Temperature | -40C to +125C (E grade, AEC-Q100) |
| Package | 100-pin TQFP (PT), 12x12 mm |
| GPIO Pins | 85 |
| USB Controller | USB 2.0 Full-Speed OTG with on-chip PHY |
| ADC | 16-channel 10-bit, 500 ksps |
| Timers | Five 16-bit timers/counters |
| Communication Interfaces | 4x UART, 3x SPI, 3x I2C, PMP, USB OTG |
| Special Features | XLP eXtreme Low Power, Dual-partition Flash, Live Update, RTCC, CTMU |
| Mounting Type | Surface Mount |
| MSL Level | 3 (168 hours) |
| RoHS Status | Compliant |
| AEC-Q100 Qualification | Qualified (E suffix) |
PIC24FJ512GB610-E/PT Pin Configuration
| Pin 1 | RB0/PGED3 — I/O port B bit 0 / programming data pin 3 |
| Pin 2 | RB1/PGEC3 — I/O port B bit 1 / programming clock pin 3 |
| Pin 3 | RB2 — I/O port B bit 2 |
| Pin 4 | RB3 — I/O port B bit 3 |
| Pin 5 | RB4 — I/O port B bit 4 |
| Pin 6 | RB5 — I/O port B bit 5 |
| Pin 7 | RB6 — I/O port B bit 6 |
| Pin 8 | RB7 — I/O port B bit 7 |
| Pin 9 | RC12 — I/O port C bit 12 |
| Pin 10 | RC13 — I/O port C bit 13 |
| Pin 11 | RC14 — I/O port C bit 14 |
| Pin 12 | RC15 — I/O port C bit 15 |
| Pin 13 | VSS — Ground reference |
| Pin 14 | VDD — Positive supply (2.0V to 3.6V) |
| Pin 15 | SOSCI/RPC0 — Secondary oscillator input / I/O port C bit 0 |
| Pin 16 | SOSCO/RPC1 — Secondary oscillator output / I/O port C bit 1 |
| Pin 17 | PGEC2/RPB0 — Programming clock 2 / I/O port B bit 0 alt |
| Pin 18 | PGED2/RPB1 — Programming data 2 / I/O port B bit 1 alt |
| Pin 19 | RPB2 — I/O port B bit 2 |
| Pin 20 | RPB3 — I/O port B bit 3 |
| Pin 21 | RPB4 — I/O port B bit 4 |
| Pin 22 | RPB5 — I/O port B bit 5 |
| Pin 23 | RPB6 — I/O port B bit 6 |
| Pin 24 | RPB7 — I/O port B bit 7 |
| Pin 25 | VSS — Ground reference |
| Pin 26 | VDD — Positive supply (2.0V to 3.6V) |
| Pin 27 | RPC2 — I/O port C bit 2 |
| Pin 28 | RPC3 — I/O port C bit 3 |
| Pin 29 | RPC4 — I/O port C bit 4 |
| Pin 30 | RPC5 — I/O port C bit 5 |
| Pin 31 | RPC6 — I/O port C bit 6 |
| Pin 32 | RPC7 — I/O port C bit 7 |
| Pin 33 | RPC8 — I/O port C bit 8 |
| Pin 34 | RPC9 — I/O port C bit 9 |
| Pin 35 | VUSB — USB internal 3.3V regulator output |
| Pin 36 | D+ — USB data plus line |
| Pin 37 | D- — USB data minus line |
| Pin 38 | VSS — Ground reference |
| Pin 39 | OSC1/CLKI — Primary oscillator input / external clock input |
| Pin 40 | OSC2/CLKO — Primary oscillator output / clock output |
| Pin 41 | VDD — Positive supply (2.0V to 3.6V) |
| Pin 42 | RPD0 — I/O port D bit 0 |
| Pin 43 | RPD1 — I/O port D bit 1 |
| Pin 44 | RPD2 — I/O port D bit 2 |
| Pin 45 | RPD3 — I/O port D bit 3 |
| Pin 46 | RPD4 — I/O port D bit 4 |
| Pin 47 | RPD5 — I/O port D bit 5 |
| Pin 48 | RPD6 — I/O port D bit 6 |
| Pin 49 | RPD7 — I/O port D bit 7 |
| Pin 50 | VSS — Ground reference |
| Pin 51 | VDD — Positive supply (2.0V to 3.6V) |
| Pin 52 | RPE0 — I/O port E bit 0 |
| Pin 53 | RPE1 — I/O port E bit 1 |
| Pin 54 | RPE2 — I/O port E bit 2 |
| Pin 55 | RPE3 — I/O port E bit 3 |
| Pin 56 | RPE4 — I/O port E bit 4 |
| Pin 57 | RPE5 — I/O port E bit 5 |
| Pin 58 | RPE6 — I/O port E bit 6 |
| Pin 59 | RPE7 — I/O port E bit 7 |
| Pin 60 | AVDD — Analog positive supply |
| Pin 61 | AVSS — Analog ground |
| Pin 62 | RPF0 — I/O port F bit 0 |
| Pin 63 | RPF1 — I/O port F bit 1 |
| Pin 64 | RPF2 — I/O port F bit 2 |
| Pin 65 | RPF3 — I/O port F bit 3 |
| Pin 66 | RPF4 — I/O port F bit 4 |
| Pin 67 | RPF5 — I/O port F bit 5 |
| Pin 68 | RPF6 — I/O port F bit 6 |
| Pin 69 | RPF7 — I/O port F bit 7 |
| Pin 70 | VSS — Ground reference |
| Pin 71 | VDD — Positive supply (2.0V to 3.6V) |
| Pin 72 | RPG0 — I/O port G bit 0 |
| Pin 73 | RPG1 — I/O port G bit 1 |
| Pin 74 | RPG2 — I/O port G bit 2 |
| Pin 75 | RPG3 — I/O port G bit 3 |
| Pin 76 | RPG4 — I/O port G bit 4 |
| Pin 77 | RPG5 — I/O port G bit 5 |
| Pin 78 | RPG6 — I/O port G bit 6 |
| Pin 79 | RPG7 — I/O port G bit 7 |
| Pin 80 | RPG8 — I/O port G bit 8 |
| Pin 81 | RPG9 — I/O port G bit 9 |
| Pin 82 | AVDD — Analog positive supply |
| Pin 83 | AVSS — Analog ground |
| Pin 84 | AN0/RPB8 — Analog input 0 / I/O port B bit 8 |
| Pin 85 | AN1/RPB9 — Analog input 1 / I/O port B bit 9 |
| Pin 86 | AN2/RPB10 — Analog input 2 / I/O port B bit 10 |
| Pin 87 | AN3/RPB11 — Analog input 3 / I/O port B bit 11 |
| Pin 88 | AN4/RPB12 — Analog input 4 / I/O port B bit 12 |
| Pin 89 | AN5/RPB13 — Analog input 5 / I/O port B bit 13 |
| Pin 90 | AN6/RPB14 — Analog input 6 / I/O port B bit 14 |
| Pin 91 | AN7/RPB15 — Analog input 7 / I/O port B bit 15 |
| Pin 92 | AN8 — Analog input 8 |
| Pin 93 | AN9 — Analog input 9 |
| Pin 94 | AN10 — Analog input 10 |
| Pin 95 | AN11 — Analog input 11 |
| Pin 96 | AN12 — Analog input 12 |
| Pin 97 | AN13 — Analog input 13 |
| Pin 98 | AN14 — Analog input 14 |
| Pin 99 | AN15/VREF- — Analog input 15 / negative voltage reference |
| Pin 100 | VREF+/AN16 — Positive voltage reference / analog input 16 |
Typical Applications
PIC24FJ512GB610-E/PT is suitable for 6 applications: Automotive Body Control Module (BCM), Industrial HMI Touch Panel, USB HID Peripheral Device, Low-Power IoT Sensor Node, Portable Medical Monitoring Device, USB Data Logger with Live Firmware Update.
Automotive Body Control Module (BCM)
The PIC24FJ512GB610-E/PT's AEC-Q100 -E grade qualification and -40C to +125C operating range suit it for automotive BCM applications managing lighting, wipers, and door locks. Its 512 KB Flash supports complex CAN-LIN gateway stacks while 85 GPIOs drive multiple actuator loads. Compared to higher-end dsPIC parts, the XLP 16-bit MCU cuts standby current to microamp levels, preserving battery life during long parking periods in connected-vehicle fleets.
Recommended
Industrial HMI Touch Panel
The integrated CTMU peripheral enables up to 16 capacitive touch buttons without an external touch IC, while 512 KB Flash stores multilingual UI fonts, graphics, and protocol stacks. The USB OTG controller supports firmware updates from a USB stick during field service, and the dual-partition Flash allows zero-downtime upgrades with rollback protection. Engineers typically pair this MCU with a 4.3-inch TFT driven via PMP, achieving a compact bill-of-materials for industrial touch panels.
Recommended
USB HID Peripheral Device
USB On-The-Go and integrated full-speed PHY eliminate the need for external transceivers, making this MCU ideal for USB HID peripherals such as keyboards, mice, gaming controllers, and barcode scanners. The 32 KB RAM comfortably handles USB HID report buffers plus application logic, and the 16 MIPS performance sustains polling at 1000 Hz. Engineers frequently use this part for composite HID devices combining keyboard, mouse, and custom vendor interfaces on a single bus.
Recommended
Low-Power IoT Sensor Node
XLP eXtreme Low Power technology with sleep currents under 1 uA enables battery-powered IoT nodes with multi-year operational life. The 16-channel 10-bit ADC digitizes environmental sensors, and the 32 KB RAM buffers time-stamped samples between radio transmissions. The dual-partition Flash supports secure over-the-air (OTA) firmware updates, critical for remote deployments where physical access is impractical and rolling back to a known-good partition prevents bricking.
Recommended
Portable Medical Monitoring Device
The -E grade temperature range and low-power XLP architecture suit battery-powered patient monitors, infusion pumps, and pulse oximeters. The 16-bit ADC captures biosignals with adequate resolution for SpO2 and ECG front-ends, while 512 KB Flash stores waveform buffers, calibration tables, and IEC 62304-compliant application code. The USB OTG supports tethered mode for bedside charging plus data upload to electronic medical record (EMR) systems.
Recommended
USB Data Logger with Live Firmware Update
Dual-partition Flash enables Live Update firmware upgrades while the device continues logging, eliminating downtime in 24/7 industrial data acquisition systems. The USB OTG controller provides direct PC connectivity for high-speed log retrieval, while 85 GPIOs and the 16-channel ADC handle multi-sensor arrays. Engineers typically implement this pattern in vibration analyzers, energy meters, and predictive maintenance gateways where field service interruptions translate directly into lost revenue.
Recommended
Recommended Products Summary
Engineering reference data for PIC24FJ512GB610-E/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24FJ512GB610-I/PT | PIC24FJ512GA610T-I/PT | PIC24FJ1024GB610-I/BG | PIC24FJ256GB610-E/PT |
|---|---|---|---|---|---|
| Package | TQFP-100 (PT) 12x12 mm | TQFP-100 (PT) 12x12 mm - same | TQFP-100 (PT) 12x12 mm - same | TQFP-100 (PT) 12x12 mm - same | TQFP-100 (PT) 12x12 mm - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 512 KB | 512 KB | 512 KB | 1024 KB (+100%) | 256 KB (-50%) |
| RAM | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB |
| CPU Speed | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS |
| Temperature Grade | -40C to +125C (E / AEC-Q100) | -40C to +85C (I / industrial) | -40C to +85C (I / industrial) | -40C to +85C (I / industrial) | -40C to +125C (E / AEC-Q100) |
| USB Controller | USB 2.0 FS OTG with PHY | USB 2.0 FS OTG with PHY | None (GA family lacks USB) | USB 2.0 FS OTG with PHY | USB 2.0 FS OTG with PHY |
| GPIO Count | 85 | 85 | 85 | 85 | 85 |
| Lifecycle Status | NRND | NRND | Active | Active | Active |
| Dual-Partition Flash / Live Update | Yes | Yes | Yes | Yes | Yes |
Key Differentiators
- AEC-Q100 automotive qualification (-40C to +125C) (vs PIC24FJ512GB610-I/PT)
- Dual-Partition Flash with Live Update capability (vs PIC24FJ512GA610T-I/PT)
- Highest Flash density in NRND TQFP-100 portfolio (vs PIC24FJ256GB610-E/PT)
Design Notes
Decouple every VDD/AVDD pin with a 0.1 uF X7R ceramic capacitor placed within 3 mm of the pin, and add a single 10 uF bulk tantalum or ceramic capacitor near the package. Connect AVDD through a ferrite bead or 10 ohm resistor to VDD to isolate analog supply noise. According to Microchip PIC24FJ512GB610 family reference manual, proper decoupling is critical for ADC accuracy and USB signal integrity, especially at the 12 Mbps full-speed USB data rate.
Route the USB D+ and D- lines as a 90 ohm differential pair with matched length to within 150 mil. Place the 15 K pull-down resistor on D- (full-speed device detection) as close to the MCU pins as possible. Avoid routing USB signals near high-frequency switching nodes such as switching regulators or clock traces. Per USB 2.0 specification, the D+/D- traces must be kept at least 0.5 mm from other signals to maintain signal integrity.
When implementing Live Update firmware, allocate one full Flash partition as the boot partition and ensure the bootloader copies verification checksums before swapping. Do not enable Dual-Partition mode before the bootloader firmware is verified; corrupted configuration words can brick the device. According to Microchip application note AN1094, the boot partition must contain a valid reset vector at the start address, or the device will not boot after a partition swap.
The PIC24FJ512GB610-E/PT at full 32 MHz CPU clock and active USB plus ADC draws approximately 25 mA at 3.3V, or about 82 mW. The 100-pin TQFP package has a junction-to-ambient thermal resistance of approximately 40 C/W without additional copper, meaning natural convection cooling is sufficient for ambient temperatures up to 70 C. For automotive deployments at +125C, ensure the PCB layout provides at least 1 sq. inch of continuous ground plane under the MCU to keep junction temperature within safe limits.
Compliance Information
AEC-Q100 qualified per the -E suffix and Hotenda product listing. RoHS/REACH compliance per Microchip product page. Conflict-mineral reporting available from Microchip.
