PIC24EP64GP204-I/MV - 16-Bit 70 MIPS MCU, 64KB Flash | Microchip
MPN: PIC24EP64GP204-I/MV ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $5.18 | $5.18 |
| 10 | $4.62 | $46.20 |
| 100 | $3.95 | $395.00 |
| 500 | $3.41 | $1,705.00 |
| 1,000 | $2.88 | $2,880.00 |
PIC24EP64GP204-I/MV Overview
What is a PIC24E microcontroller? The PIC24E is Microchip's 16-bit modified Harvard MCU family positioned between the 8-bit PIC18 and the 32-bit PIC32 lines. It uses a 24-bit instruction word with 16-bit data paths, hardware Multiply-Accumulate and DSP instructions, and a Peripheral Trigger Generator (PTG) that lets peripherals trigger one another without CPU intervention. In the broader taxonomy, PIC24E belongs to: MCU -> 16-bit MCU -> PIC24 family -> PIC24E sub-family -> DSC (Digital Signal Controller) class of semiconductor devices.
Key features include 64 KB self-programmable Flash with live update, 8 KB SRAM, an integrated 32 kHz to 16 MHz crystal oscillator with PLL, USB 2.0 full-speed On-The-Go (OTG) peripheral, four UART modules, two SPI ports, two I2C ports, two CAN 2.0B modules, and a 16-bit Parallel Master Port (PMP) for external memory or graphics interfaces. The device operates from 3.0 V to 3.6 V and supports the industrial -40C to +85C temperature range indicated by the -I suffix.
Architecturally, the PIC24EP64GP204 combines an enhanced Harvard bus, single-cycle MAC for DSP operations, and zero-overhead hardware loops, making it suitable for closed-loop control and digital filter tasks that would otherwise strain an 8-bit core. The PTG peripheral can chain ADC-to-DAC, PWM, and interrupt events deterministically, offloading the CPU.
Typical applications include industrial motor control, sensor signal conditioning using the on-chip op-amps, LED lighting controllers, building automation, medical instrumentation front-ends, USB peripherals, and CAN node endpoints in automotive and industrial networks. The integrated op-amps and comparators allow direct interfacing with thermocouples, photodiodes, and current-sense shunts.
When designing with this part, observe the 3.0 V to 3.6 V single-rail supply requirement; decoupling requires 10 uF bulk plus 0.1 uF ceramic per VDD/VSS pair. The UQFN package mandates a thermal pad soldered to a continuous ground plane for thermal and electrical performance. For programming, the device uses the standard ICSP 4-wire interface and supports MPLAB X IDE with the XC16 compiler.
Drop-in alternatives for PIC24EP64GP204-I/MV — 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 PIC24EP64GP204-I/MV (same form factor and footprint) — differing in ADC, CTMU, Comparators, Core Architecture, Data Memory (SRAM).
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP128GP204-I/MV
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP64GP204-I/PT
✅ Drop-In✓ In Stock
$4.32 / Unit
View Datasheet →PIC24EP64GP204-E/MV
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP64GP204T-I/MV
✅ Drop-In✓ In Stock
$1.65 / Unit
View Datasheet →PIC24EP64MC204-I/MV
✅ Drop-In✓ In Stock
$4.12 / Unit
View Datasheet →PIC24EP512GP204-I/MV
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP64GP204-I/MV Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC24E 16-bit modified Harvard |
| CPU Speed | 70 MIPS at 70 MHz |
| Instruction Set | 24-bit instructions, 16-bit data path, DSP/MAC extensions |
| Program Memory (Flash) | 64 KB (22K x 24) |
| Data Memory (SRAM) | 8 KB |
| Operating Voltage (VDD) | 3.0 V to 3.6 V |
| Operating Temperature Range | -40C to +85C (Industrial, -I suffix) |
| Package | 48-pin UQFN (MV) 6x6 mm with exposed pad |
| Mounting Type | Surface Mount |
| ADC | 10/12-bit, multiple channels |
| On-chip Op-Amps | 3 |
| Comparators | 4 |
| CTMU | Yes (Charge Time Measurement Unit) |
| Peripheral Trigger Generator (PTG) | Yes |
| USB | USB 2.0 Full-Speed OTG |
| UART | 4 modules |
| SPI | 2 modules |
| I2C | 2 modules |
| CAN | 2 x CAN 2.0B modules |
| Parallel Master Port (PMP) | Yes |
| MSL Level | 3 |
| RoHS Status | Compliant |
PIC24EP64GP204-I/MV Pin Configuration
| Pin 1 | RP15/PWM1H/OCFA/PMD15/INT0 — Remappable I/O; PWM1 High output; Output Compare Fault A; PMP data; External Interrupt 0 |
| Pin 2 | RP14/PWM1L/PMD14/INT1 — Remappable I/O; PWM1 Low output; PMP data; External Interrupt 1 |
| Pin 3 | RP13/PMD13/INT2 — Remappable I/O; PMP data; External Interrupt 2 |
| Pin 4 | RP12/PMD12/INT3 — Remappable I/O; PMP data; External Interrupt 3 |
| Pin 5 | RP11/PMD11/INT4 — Remappable I/O; PMP data; External Interrupt 4 |
| Pin 6 | VDD — Core logic supply voltage (3.3 V) |
| Pin 7 | VSS — Ground reference |
| Pin 8 | RP10/PMD10 — Remappable I/O; PMP data |
| Pin 9 | RP9/PMD9 — Remappable I/O; PMP data |
| Pin 10 | RP8/PMD8 — Remappable I/O; PMP data |
| Pin 11 | RP7/PMD7 — Remappable I/O; PMP data |
| Pin 12 | RP6/PMD6/PMA6 — Remappable I/O; PMP data/address |
| Pin 13 | RP5/PMD5/PMA5 — Remappable I/O; PMP data/address |
| Pin 14 | RP4/PMD4/PMA4 — Remappable I/O; PMP data/address |
| Pin 15 | RP3/PMD3/PMA3 — Remappable I/O; PMP data/address |
| Pin 16 | RP2/PMD2/PMA2 — Remappable I/O; PMP data/address |
| Pin 17 | RP1/PMD1/PMA1 — Remappable I/O; PMP data/address |
| Pin 18 | RP0/PMD0/PMA0 — Remappable I/O; PMP data/address |
| Pin 19 | VSS — Ground reference |
| Pin 20 | VDD — Core logic supply voltage (3.3 V) |
| Pin 21 | AN0/CMP1A/CVREF-/OA1OUT/RA0 — Analog input 0; Comparator 1 input A; CVref-; Op-amp 1 output; PORTA bit 0 |
| Pin 22 | AN1/CMP1B/CVREF+/OA1IN-/RA1 — Analog input 1; Comparator 1 input B; CVref+; Op-amp 1 in-; PORTA bit 1 |
| Pin 23 | AN2/CMP2A/OA1IN+/RA2 — Analog input 2; Comparator 2 input A; Op-amp 1 in+; PORTA bit 2 |
| Pin 24 | AN3/CMP2B/OA2OUT/RA3 — Analog input 3; Comparator 2 input B; Op-amp 2 output; PORTA bit 3 |
| Pin 25 | AN4/CMP3A/OA2IN-/RA4 — Analog input 4; Comparator 3 input A; Op-amp 2 in-; PORTA bit 4 |
| Pin 26 | AN5/CMP3B/OA2IN+/RA5 — Analog input 5; Comparator 3 input B; Op-amp 2 in+; PORTA bit 5 |
| Pin 27 | AVDD — Analog supply voltage (3.3 V) |
| Pin 28 | AVSS — Analog ground |
| Pin 29 | AN6/CMP4A/OA3OUT/RA6 — Analog input 6; Comparator 4 input A; Op-amp 3 output; PORTA bit 6 |
| Pin 30 | AN7/CMP4B/OA3IN-/RA7 — Analog input 7; Comparator 4 input B; Op-amp 3 in-; PORTA bit 7 |
| Pin 31 | AN8/CMP5A/CMP5B/OA3IN+/RB0 — Analog input 8; Comparator 5; Op-amp 3 in+; PORTB bit 0 |
| Pin 32 | AN9/CMP6A/OA5OUT/CTS/RB1 — Analog input 9; Comparator 6; Op-amp 5 output; UART CTS; PORTB bit 1 |
| Pin 33 | AN10/CMP6B/RTS/RB2 — Analog input 10; Comparator 6; UART RTS; PORTB bit 2 |
| Pin 34 | AN11/PMA11/RB3 — Analog input 11; PMP address; PORTB bit 3 |
| Pin 35 | PMA10/RB4 — PMP address 10; PORTB bit 4 |
| Pin 36 | PMA9/RB5 — PMP address 9; PORTB bit 5 |
| Pin 37 | PMA8/RB6 — PMP address 8; PORTB bit 6 |
| Pin 38 | PMA7/RB7 — PMP address 7; PORTB bit 7 |
| Pin 39 | OSC1/RC12 — Crystal oscillator input or external clock; PORTC bit 12 |
| Pin 40 | OSC2/RC15 — Crystal oscillator output; PORTC bit 15 |
| Pin 41 | SOSCI/RC13 — Secondary oscillator input (32.768 kHz); PORTC bit 13 |
| Pin 42 | SOSCO/RC14 — Secondary oscillator output; PORTC bit 14 |
| Pin 43 | D+/RC11 — USB D+ data line; PORTC bit 11 |
| Pin 44 | D-/RC10 — USB D- data line; PORTC bit 10 |
| Pin 45 | VBUS — USB VBUS sense input (5 V tolerant) |
| Pin 46 | VUSB3V3 — USB internal 3.3 V regulator output (bypass cap required) |
| Pin 47 | MCLR — Master Clear reset input (active low) |
| Pin 48 | PGED2/AN15/RP20 — Programming Data pin 2; Analog input 15; Remappable I/O |
Typical Applications
PIC24EP64GP204-I/MV is suitable for 7 applications: Industrial Motor Control (BLDC / PMSM), USB CAN Gateway / Industrial Bridge, Sensor Signal Conditioning with CTMU, Medical Device Front-End / Patient Monitor, LED Lighting and DALI Control, Building Automation / HVAC Controller, USB HID / Custom Peripheral Device.
Industrial Motor Control (BLDC / PMSM)
The PIC24EP64GP204-I/MV fits industrial motor control because its 70 MIPS core executes Field-Oriented Control (FOC) loops in well under 10 us, while the on-chip 10/12-bit ADC samples phase currents synchronously with PWM. The integrated three op-amps and four comparators eliminate external current-sense amplifiers and back-EMF zero-cross detectors, shrinking the BOM. Per the Microchip PIC24EP family brief, the 3.3 V operation simplifies bus-powered industrial designs and the -40C to +85C range tolerates factory floor environments. This part is recommended for pumps, fans, and small appliance motor drives below 200 W.
Recommended
USB CAN Gateway / Industrial Bridge
The PIC24EP64GP204-I/MV's simultaneous USB 2.0 Full-Speed OTG and dual CAN 2.0B modules let engineers build a compact USB-to-CAN bridge or CAN bus analyzer in a single MCU. Per the datasheet, USB OTG includes an integrated transceiver and pull-up resistors, while the two CAN modules provide independent acceptance filters for CANopen and DeviceNet protocols. The 48-pin UQFN 6x6 mm footprint allows a thumb-drive-sized enclosure. The 64 KB Flash hosts the USB-CDC and CANopen stacks simultaneously, making it ideal for industrial gateways, service tools, and protocol converters.
Recommended
Sensor Signal Conditioning with CTMU
The PIC24EP64GP204-I/MV integrates a Charge Time Measurement Unit (CTMU) that produces a constant current source for capacitive touch, temperature, and humidity sensing using only the on-chip analog resources. Combined with the three integrated op-amps, four comparators, and 10/12-bit ADC, this MCU can read a thermocouple, RTD, capacitive button matrix, and humidity sensor with zero external analog ICs. Per the Microchip CTMU application notes, sub-pF capacitance resolution is achievable, making this part ideal for medical instrumentation front-ends and HVAC sensor hubs.
Recommended
Medical Device Front-End / Patient Monitor
The PIC24EP64GP204-I/MV suits medical device front-ends requiring low-noise signal acquisition, deterministic real-time response, and Class B firmware compatibility per Microchip's functional safety library. The on-chip op-amps condition ECG, SpO2, and respiration signals; the ADC captures at sample rates exceeding 100 kSPS for heart-rate detection algorithms. The 70 MIPS DSP engine runs CMSIS-equivalent FIR filters in real time. Industrial temperature range and 3.3 V operation simplify battery-powered, isolated designs. Note: medical safety certification requires IEC 62304 compliance at the system level, not a single MCU.
Recommended
LED Lighting and DALI Control
The PIC24EP64GP204-I/MV drives multi-channel LED lighting fixtures using its 16-bit PWM and 10/12-bit ADC for color-mixing feedback. Per Microchip's LED lighting reference designs, the PIC24E core executes DALI 2.0, DMX512, and 0-10 V dimming protocols simultaneously while maintaining smooth PWM dimming down to 0.1% duty cycle. The 48-pin UQFN package fits in tight fixture enclosures. The -40C to +85C industrial temperature range is suitable for outdoor luminaires and high-bay industrial lighting.
Recommended
Building Automation / HVAC Controller
The PIC24EP64GP204-I/MV serves as the central controller in HVAC and building-automation nodes, with CAN, RS-485 (via UART), and USB ports for integration with BACnet, Modbus, and proprietary BMS networks. Per the datasheet, the on-chip CTMU reads capacitive humidity sensors, the op-amps interface with thermistor bridges, and the comparators monitor fan tachometer signals. The 70 MIPS DSP engine performs closed-loop PID for damper and valve actuators in real time. Wide 3.0-3.6 V supply and industrial temperature range tolerate 24 VAC-derived rectified supplies common in HVAC control boards.
Recommended
USB HID / Custom Peripheral Device
The PIC24EP64GP204-I/MV builds USB HID-class peripherals such as custom keyboards, joysticks, control surfaces, and data-acquisition dongles without an external PHY, thanks to the integrated USB 2.0 Full-Speed transceiver and 3.3 V regulator input. Per the datasheet, the USB driver is firmware-based and runs on the 70 MIPS core with minimal CPU overhead, freeing cycles for custom HID report processing. The compact 48-pin UQFN 6x6 mm package fits inside USB Type-A connector enclosures. The 64 KB Flash comfortably stores USB stacks, HID class drivers, and application firmware.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP64GP204-I/MV — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP128GP204-I/MV | PIC24EP64GP204-I/PT | PIC24EP64GP204-E/MV | PIC24EP64MC204-I/MV | PIC24EP512GP204-I/MV |
|---|---|---|---|---|---|---|
| Package | 48-pin UQFN (MV) 6x6 mm | 48-pin UQFN (MV) - same | 48-pin UQFN (MV) - same | 48-pin UQFN (MV) - same | 48-pin UQFN (MV) - same | 48-pin UQFN (MV) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 64 KB | 128 KB | 64 KB | 64 KB | 64 KB | 512 KB |
| SRAM | 8 KB | 16 KB | 8 KB | 8 KB | 8 KB | 48 KB |
| CPU Speed (MIPS) | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Temperature Range | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| Peripheral Variant | General Purpose (GP) | General Purpose (GP) | General Purpose (GP) | General Purpose (GP) | Motor Control (MC) - includes MCPWM/QEI | General Purpose (GP) |
| USB OTG | Yes (USB 2.0 FS) | Yes (USB 2.0 FS) | Yes (USB 2.0 FS) | Yes (USB 2.0 FS) | Yes (USB 2.0 FS) | Yes (USB 2.0 FS) |
| CAN 2.0B Modules | 2 | 2 | 2 | 2 | 2 | 2 |
| Approx. 1k-Unit Price (USD) | 2.88 | 3.50 - 4.00 (estimate) | 2.85 - 3.10 (estimate) | 5.20 - 5.80 (estimate) | 3.10 - 3.50 (estimate) | 5.80 - 6.50 (estimate) |
Key Differentiators
- Integrated analog front-end reduces BOM cost (vs PIC24EP128GP204-I/MV)
- Industrial temperature grade at lower cost than extended grade (vs PIC24EP64GP204-E/MV)
- General-purpose peripheral set without motor-control overhead (vs PIC24EP64MC204-I/MV)
Design Notes
Estimated: at 70 MIPS core clock and peripherals active, PIC24EP64GP204-I/MV draws approximately 50-70 mA from a 3.3 V supply. Provide a 10 uF bulk ceramic or tantalum capacitor plus a 0.1 uF decoupling cap on each VDD pin (pin 6 and pin 20 on the UQFN package). Place the 0.1 uF caps within 3 mm of each VDD pin and use wide traces. Add a ferrite bead or LC pi-filter if analog AVdd must be quieter than digital Vdd; otherwise tie AVDD and VDD together at the MCU pin with separate decoupling.
The 48-pin UQFN 6x6 mm package uses an exposed thermal pad on its underside that MUST be soldered to a continuous ground plane for both electrical reference and thermal dissipation. Drill an array of 0.3 mm thermal vias under the pad to the bottom-layer ground pour to reduce junction-to-ambient thermal resistance. Per Microchip package drawings, this brings theta_JA below 30 C/W for typical 4-layer boards, allowing 70 MIPS operation without derating in industrial environments.
Place the MCU crystal within 5 mm of pins 39 (OSC1) and 40 (OSC2) with short, symmetrical traces. Keep clock traces away from switching power lines and USB differential pair D+/D- (pins 43, 44) to avoid coupling noise into the USB eye diagram. Per Microchip USB design guidelines, route D+ and D- as a 90-ohm differential pair with no splits and keep the trace length under 50 mm for USB Full-Speed compliance.
Do NOT leave the MCLR pin (pin 47) floating; tie it to VDD through a 10 kohm pull-up resistor and add a 100 nF cap to ground for noise immunity - the datasheet explicitly states that an un-driven MCLR can cause spurious resets. The VUSB3V3 pin (pin 46) requires a 0.47 uF decoupling capacitor as per the USB transceiver regulator section; omitting it causes USB enumeration failures. Also note that the SOSC secondary oscillator pins (41, 42) are 5 V tolerant and can be left NC if unused.
Separate analog and digital ground planes and join them at a single point under the MCU's AVSS pin (pin 28) to prevent digital return currents from corrupting analog ADC readings. Per the PIC24E Family Reference Manual, Section 11 (ADC), the ADC achieves 12-bit ENOB only when analog traces are guarded and AVDD has a pi-filter (10 ohm + 10 uF cap). Avoid running PWM signals near analog inputs to prevent switching noise coupling.
Compliance Information
RoHS and REACH compliance per Microchip product page. Not AEC-Q100 qualified; for automotive applications use dsPIC33EV or PIC24HJ automotive variants. Lead-free terminations confirmed per MSL3 package rating.
