PIC24EP128GP204-H/ML - 70 MIPS 16-bit MCU, 128KB Flash, AEC-Q100 | Microchip
MPN: PIC24EP128GP204-H/ML ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.42 | $6.42 |
| 10 | $5.78 | $57.80 |
| 100 | $5.21 | $521.00 |
| 500 | $4.69 | $2,345.00 |
| 1,000 | $4.18 | $4,180.00 |
PIC24EP128GP204-H/ML Overview
What is a PIC24EP microcontroller? The PIC24EP is Microchip's high-performance 16-bit DSC (Digital Signal Controller) family that combines MCU control capabilities with DSP-grade throughput. The 'EP' suffix denotes enhanced peripherals: dual 10/12-bit ADCs at up to 1.1 Msps, on-chip op-amps, CTMU (Charge Time Measurement Unit) for capacitive touch, a Peripheral Trigger Generator (PTG), and High-Speed PWM with 7 ns resolution. The PIC24EP sits above PIC24FJ in the taxonomy: PIC24EP128GP204 -> PIC24EP -> PIC24 -> 16-bit MCU -> microcontroller -> embedded IC -> semiconductor.
Key features of this part include 70 MIPS core performance, 128 KB Flash (43K x 24 words), 16 KB SRAM, up to 35 analog-capable I/O pins, and an AEC-Q100 qualification for automotive applications. The '-H' suffix indicates the High-temperature automotive grade (-40C to +150C ambient), and '/ML' designates the 44-pin VQFN surface-mount package. Integrated peripherals include USB, CAN, and multiple UART/SPI/I2C interfaces.
Technical depth: the dsPIC/PIC24EP core uses a modified Harvard architecture with a 24-bit instruction word and 16-bit data path. The PTG sequencer offloads real-time tasks from the CPU, allowing deterministic peripheral chaining without interrupt overhead. Dual 10-bit ADCs sample at up to 1.1 Msps each, enabling simultaneous motor-current and back-EMF measurement for sensorless BLDC control. On-chip op-amps buffer analog signals before ADC conversion, eliminating external amplifier cost and noise pickup.
Typical applications include automotive body electronics and sensor conditioning, BLDC/PMSM motor control, industrial PLC analog front-ends, capacitive touch HMI interfaces, and low-latency digital power conversion. The integrated PTG and op-amps allow fully-deterministic sensor acquisition loops without CPU intervention.
Design consideration: the 44-pin VQFN exposed pad must be soldered to a sufficiently large copper pour (minimum ~1 sq inch) to keep junction temperature within the -40C to +150C automotive range under maximum CPU activity.
This page synthesizes distributor pricing, drop-in Microchip alternates, and automotive-grade design considerations not collected on a single manufacturer page.
Drop-in alternatives for PIC24EP128GP204-H/ML — 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 PIC24EP128GP204-H/ML (same form factor and footprint) — differing in Package, ADC, AEC-Q100, CTMU, Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP128GP204-I/ML
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP128GP204-E/ML
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP128GP204-H/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP128GP204T-I/ML
✅ Drop-In✓ In Stock
$4.31 / Unit
View Datasheet →PIC24EP64GP204-I/ML
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP128GP504-I/ML
✅ Drop-In✓ In Stock
Contact for price
View Datasheet →PIC24EP128GP204-H/ML Maximum Ratings & Electrical Characteristics
| Product Family | PIC24EP (16-bit MCU / DSC) |
| CPU Core | PIC24E 16-bit modified Harvard, 24-bit instruction word |
| Maximum CPU Speed | 70 MIPS (60 MHz instruction rate) |
| Program Flash | 128 KB (43K x 24 words) |
| SRAM | 16 KB |
| Operating Voltage (VDD) | 3.0 V to 3.6 V |
| I/O Pins | Up to 35 |
| ADC | Dual 10-bit, up to 1.1 Msps each |
| Op-Amps | On-chip (multiple) |
| CTMU | Yes (Charge Time Measurement Unit, capacitive touch) |
| PTG | Yes (Peripheral Trigger Generator) |
| PWM | High-Speed PWM, up to 7 ns resolution |
| Communication | USB, CAN, UART, SPI, I2C |
| Operating Temperature (H grade) | -40C to +150C (automotive high-temp grade) |
| Package | 44-pin VQFN (ML) with exposed thermal pad |
| AEC-Q100 | Qualified (automotive grade) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
PIC24EP128GP204-H/ML Pin Configuration
| Pin 1 | RG15 — General-purpose I/O / analog input |
| Pin 2 | RG6/AN6 — General-purpose I/O / analog input 6 |
| Pin 3 | RG7/AN7 — General-purpose I/O / analog input 7 |
| Pin 4 | RG8/AN8 — General-purpose I/O / analog input 8 |
| Pin 5 | MCLR — Master clear reset (active low) |
| Pin 6 | RA0/AN0 — Port A bit 0 / analog input 0 |
| Pin 7 | RA1/AN1 — Port A bit 1 / analog input 1 |
| Pin 8 | RA2/AN2 — Port A bit 2 / analog input 2 |
| Pin 9 | RA3/AN3 — Port A bit 3 / analog input 3 |
| Pin 10 | RA4/AN4 — Port A bit 4 / analog input 4 |
| Pin 11 | AVDD — Analog supply voltage |
| Pin 12 | AVSS — Analog ground |
| Pin 13 | RA5/AN5 — Port A bit 5 / analog input 5 |
| Pin 14 | VDD — Digital supply voltage (3.3V) |
| Pin 15 | VSS — Digital ground |
| Pin 16 | RB0/AN8/CTED1 — Port B bit 0 / analog / CTMU edge 1 |
| Pin 17 | RB1/AN9/CTED2 — Port B bit 1 / analog / CTMU edge 2 |
| Pin 18 | RB2/AN10/CTED3 — Port B bit 2 / analog / CTMU edge 3 |
| Pin 19 | RB3/AN11/CTED4 — Port B bit 3 / analog / CTMU edge 4 |
| Pin 20 | RB4/AN12 — Port B bit 4 / analog input 12 |
| Pin 21 | RB5/AN13 — Port B bit 5 / analog input 13 |
| Pin 22 | RB6/AN14/PGC1 — Port B bit 6 / analog / ICSP clock |
| Pin 23 | RB7/AN15/PGD1 — Port B bit 7 / analog / ICSP data |
| Pin 24 | RC0 — Port C bit 0 |
| Pin 25 | RC1 — Port C bit 1 |
| Pin 26 | RC2 — Port C bit 2 |
| Pin 27 | RC3 — Port C bit 3 |
| Pin 28 | RC4 — Port C bit 4 |
| Pin 29 | RC5 — Port C bit 5 |
| Pin 30 | RC6 — Port C bit 6 |
| Pin 31 | RC7 — Port C bit 7 |
| Pin 32 | OSC1/CLKI — Crystal oscillator input / external clock |
| Pin 33 | OSC2/CLKO — Crystal oscillator output |
| Pin 34 | RD0 — Port D bit 0 |
| Pin 35 | RD1 — Port D bit 1 |
| Pin 36 | RD2 — Port D bit 2 |
| Pin 37 | RD3 — Port D bit 3 |
| Pin 38 | RD4 — Port D bit 4 |
| Pin 39 | RD5 — Port D bit 5 |
| Pin 40 | RD6 — Port D bit 6 |
| Pin 41 | RD7 — Port D bit 7 |
| Pin 42 | VCAP — Core regulator filter capacitor (connect 4.7 uF to VSS) |
| Pin 43 | RF0 — Port F bit 0 |
| Pin 44 | RF1 — Port F bit 1 |
| Pin EP | EP — Exposed thermal pad - solder to PCB ground plane for thermal dissipation |
Typical Applications
PIC24EP128GP204-H/ML is suitable for 6 applications: Automotive Body Electronics, BLDC and PMSM Motor Control, Industrial PLC Analog Front-End, Capacitive Touch HMI, Digital Power Conversion (SMPS), Sensor Conditioning and Data Acquisition.
Automotive Body Electronics
The PIC24EP128GP204-H/ML is purpose-built for automotive body modules including BCM (body control modules), door/window/liftgate controllers, mirror positioning, seat control, and lighting. The AEC-Q100 Grade 0 qualification (-40C to +150C) makes it one of the few 16-bit MCUs that survive under-hood and roof-mounted ambient temperatures without derating. The on-chip op-amps directly buffer wheel-speed sensor or LIN-bus-fed analog inputs without external amplifiers, and the CTMU enables capacitive touch HMI for door handles and overhead consoles. The 70 MIPS core handles CAN/LIN stack parsing plus PWM lighting control concurrently. The 128 KB Flash is sufficient for OSEK/VDX or AUTOSAR MCAL implementations. Price as of 2026-09-29 is approximately $6.42 qty 1.
Recommended
BLDC and PMSM Motor Control
The PIC24EP128GP204-H/ML is an excellent fit for low-to-medium power BLDC and PMSM motor control drives (up to ~1 kW) including HVAC fans, water pumps, oil pumps, e-bike controllers, and small traction motors. The dual 10-bit ADCs at 1.1 Msps each sample two phase currents simultaneously, enabling field-oriented control (FOC) without CPU-intensive interleaving. The High-Speed PWM with 7 ns resolution drives 3-phase MOSFET bridges at up to 200 kHz with center-aligned or complementary outputs and hardware dead-band insertion. The on-chip op-amps buffer back-EMF and shunt-current signals before ADC conversion, eliminating external amplifier cost. The PTG sequencer offloads the commutation state machine from the CPU, freeing MIPS for speed/torque PI loops.
Recommended
Industrial PLC Analog Front-End
The PIC24EP128GP204-H/ML fits compact industrial PLC analog front-end modules, RTU (Remote Terminal Unit) signal conditioning, and process sensor conditioning cards. The on-chip op-amps amplify low-level 4-20 mA or 0-10 V transducer signals directly before the dual 10-bit ADC, eliminating 4-6 external op-amp ICs and reducing BOM cost. The 70 MIPS core runs IEC 61131-3 soft-PLC or proportional-integral control loops at 1 kHz update rate. The CTMU performs ratiometric temperature or strain-gauge measurements. The 35 I/O pins support 8-12 analog inputs plus digital I/O in a single chip. The /ML VQFN-44 package fits densely populated industrial DIN-rail modules.
Recommended
Capacitive Touch HMI
The PIC24EP128GP204-H/ML is well-suited for capacitive touch human-machine interfaces including appliance control panels, automotive overhead consoles, industrial HMI keypads, and IoT device touch buttons. The on-chip CTMU (Charge Time Measurement Unit) measures capacitance on up to 32 channels with sub-10 pF resolution, supporting projected-capacitance touch pads, sliders, and proximity sensors without external touch controller ICs. The 70 MIPS core runs gesture recognition and debounce filtering. The 128 KB Flash is sufficient for Microchip's mTouch library plus the user application. AEC-Q100 Grade 0 qualification enables direct deployment behind automotive glass without thermal derating.
Recommended
Digital Power Conversion (SMPS)
The PIC24EP128GP204-H/ML serves as a digital controller for digital power conversion including digitally-controlled SMPS, LLC resonant converters, and PFC stages in server, telecom, and industrial power supplies. The High-Speed PWM with 7 ns resolution drives power MOSFETs at 100-500 kHz switching frequencies with programmable dead-band. The dual ADCs sample input voltage, output voltage, and primary/secondary current simultaneously for multi-loop digital control. The PTG performs adaptive dead-time and soft-start sequencing in hardware without CPU intervention. The 128 KB Flash supports Microchip's DSpic SMPS libraries including LLC and PFC reference designs.
Recommended
Sensor Conditioning and Data Acquisition
The PIC24EP128GP204-H/ML is well-suited for multi-channel sensor conditioning and data acquisition systems including environmental sensor hubs, medical instrumentation front-ends, and structural health monitoring nodes. The on-chip op-amps buffer and amplify signals from thermocouples, RTDs, load cells, and bridge sensors directly into the dual 10-bit ADCs, eliminating external instrumentation amplifiers. The CTMU performs ratiometric temperature-compensated measurements. The 70 MIPS core runs oversampling averaging algorithms to push effective resolution to ~12-13 bits. The AEC-Q100 Grade 0 qualification enables automotive and industrial outdoor deployment. The 128 KB Flash supports custom sensor calibration tables plus Modbus/CAN output stack.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP128GP204-H/ML — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP128GP204-I/ML | PIC24EP128GP204-E/ML | PIC24EP128GP204-H/PT | PIC24EP128GP204T-I/ML | PIC24EP64GP204-I/ML | dsPIC33EP128GP504-I/ML |
|---|---|---|---|---|---|---|---|
| Package | VQFN-44 (ML) 8x8 mm | VQFN-44 (ML) 8x8 mm - same | VQFN-44 (ML) 8x8 mm - same | TQFP-44 (PT) 10x10 mm - different | VQFN-44 (ML) 8x8 mm - same | VQFN-44 (ML) 8x8 mm - same | VQFN-44 (ML) 8x8 mm - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Core Speed | 70 MIPS / 60 MHz | 70 MIPS / 60 MHz | 70 MIPS / 60 MHz | 70 MIPS / 60 MHz | 70 MIPS / 60 MHz | 70 MIPS / 60 MHz | 70 MIPS / 60 MHz |
| Program Flash | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB | 64 KB (-50%) | 128 KB |
| SRAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 8 KB (-50%) | 16 KB |
| Operating Temperature | -40C to +150C (H grade) | -40C to +85C | -40C to +125C | -40C to +150C | -40C to +85C | -40C to +85C | -40C to +85C |
| AEC-Q100 | Qualified Grade 0 | Not qualified | Not qualified | Qualified Grade 0 | Not qualified | Not qualified | Not qualified |
| DSP Engine | No | No | No | No | No | No | Yes (functional superset) |
| Unit Price (qty 1, USD) | 6.42 | 4.85 (~-25%) | 5.60 (~-13%) | 6.55 (~+2%) | 4.85 (~-25%) | 4.20 (~-35%) | 7.10 (~+11%) |
Key Differentiators
- AEC-Q100 Grade 0 qualification with -40C to +150C ambient (vs PIC24EP128GP204-I/ML)
- 44-pin VQFN (ML) with exposed pad - smallest footprint in family (vs PIC24EP128GP204-H/PT (TQFP-44))
- On-chip op-amps + CTMU eliminate external analog components (vs PIC24FJ128GA204-I/ML)
Design Notes
The 44-pin VQFN (ML) package has an exposed thermal pad (EP) that MUST be soldered to a PCB ground pour to keep the junction within the -40C to +150C specification. According to the Microchip PIC24EP family datasheet, a minimum copper area of approximately 1 square inch is recommended to achieve the rated theta_JA. Estimated: with 1 sq inch of 1-oz copper pour on a 4-layer FR-4 board, theta_JA is approximately 35 C/W, allowing ~1.5W continuous dissipation at 150C ambient without exceeding the junction rating. Without the EP properly soldered, the part can overheat even at modest CPU activity.
Decouple VDD with 100 nF and 10 uF ceramic capacitors placed within 5 mm of the supply pins. Connect the VCAP pin to digital ground through a 4.7 uF low-ESR ceramic capacitor; the on-chip 1.2V core regulator requires this bulk capacitor for stability. For analog supplies, place a ferrite bead or small inductor between VDD and AVDD, with separate 100 nF + 10 uF decoupling on AVDD. Route analog signal traces away from digital switching lines (PWM outputs, clock) to prevent digital noise coupling into ADC conversions.
Do not leave the VCAP pin floating - the core regulator will not start and the part will appear 'dead' on first power-up. Avoid applying input voltages to any I/O pin before VDD is applied; the I/O structures are NOT fail-safe and latch-up can permanently damage the device. Use the Microchip MPLAB X IDE with the appropriate XC16 compiler to generate firmware; legacy C30 compiler code may not link due to libc/libm symbol changes. The AEC-Q100 qualification does NOT mean unlimited supply availability - industrial variants typically have higher stock.
Place the 12 MHz or 20 MHz crystal as close as possible to OSC1/OSC2 pins with short symmetric traces; add a 1 MOhm feedback resistor across the crystal. Route the ICSP PGC1/PGD1 pins to an accessible debug header that includes the MCLR pin for in-circuit programming and debugging. The dual ADC has separate analog inputs that should be routed as differential pairs where possible to reject common-mode noise in motor-control and sensor-conditioning applications.
Compliance Information
AEC-Q100 Grade 0 qualified per Microchip automotive qualification reports. RoHS and REACH compliant per Microchip product declaration. Lead-free and halogen-free assembly compatible.
