PIC24EP128GP206T-I/PT - 16-bit 70 MIPS 128KB Flash MCU | Microchip
MPN: PIC24EP128GP206T-I/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $5.5 | $5.50 |
| 10 | $5.18 | $51.80 |
| 100 | $4.6 | $460.00 |
| 500 | $4.05 | $2,025.00 |
| 1,000 | $3.65 | $3,650.00 |
PIC24EP128GP206T-I/PT Overview
A 16-bit MCU (microcontroller unit) is a single-chip computer that integrates a CPU, Flash program memory, SRAM, and peripherals on one die. The PIC24E family uses a Harvard architecture with a 16-bit data path and DSP-friendly instructions, sitting in the hierarchy: microcontroller -> embedded IC -> integrated circuit -> semiconductor. Compared with 8-bit MCUs, 16-bit parts offer higher throughput, more precise ADC math, and richer DSP capability, while remaining lower-cost and lower-power than 32-bit Cortex-M parts.
Key features of the PIC24EP128GP206T-I/PT include 128 KB Flash, 16 KB SRAM, up to 53 general-purpose I/O, USB 2.0 full-speed On-The-Go, multiple UART/SPI/I2C interfaces, five 16-bit timers, and a 10/12-bit ADC with up to 1 Msps sampling. The CTMU allows capacitive touch sensing, while two on-chip op amps and a PTG engine reduce external component count and let designers orchestrate complex peripheral sequences without CPU intervention.
The architecture is a modified Harvard CPU with a 24-bit instruction word, 16-bit data path, and a hardware MAC/DSP engine, giving the device a sustained throughput of 70 MIPS at 70 MHz CPU clock. This makes it well-suited to digital signal processing, motor control loops, and high-speed data acquisition where deterministic latency is required.
Typical applications include industrial control and HMI, USB peripherals, motor and power-conversion control, capacitive touch user interfaces, medical instrumentation, and portable data loggers. The wide operating voltage and rich analog make it a strong fit for sensor conditioning and mixed-signal front ends.
When designing with this part, reserve one I/O for the in-circuit serial programming (ICSP) interface so firmware can be updated on the board. Decouple VDD/VSS close to the package with 100 nF plus bulk capacitance, and follow Microchip's reference designs for USB impedance and trace routing.
This page synthesizes distributor stock, drop-in alternative MPNs, and applied design notes beyond what the manufacturer datasheet alone provides.
Drop-in alternatives for PIC24EP128GP206T-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 PIC24EP128GP206T-I/PT (same form factor and footprint) — differing in ADC, Operating Temperature, Package, I/O Pins, Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP128GP206-I/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP256GP206-I/PT
✅ Drop-In✓ In Stock
$4.41 / Unit
View Datasheet →PIC24EP64GP206-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.8 / Unit
View Datasheet →dsPIC33EP128GP506-I/PT
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP256GP506-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.65 / Unit
View Datasheet →PIC24EP128GP206T-I/PT Maximum Ratings & Electrical Characteristics
| Manufacturer | Microchip Technology |
| Series | PIC® 24EP |
| Core Processor | PIC |
| Core Size | 16-Bit |
| Core Speed (MIPS) | 70 MIPS |
| CPU Clock Max | 70 MHz |
| Program Memory Size | 128 KB (43K x 24) Flash |
| RAM Size | 16 KB |
| Operating Voltage | 3.0 V to 3.6 V |
| Operating Temperature | -40C to +85C (Industrial) |
| Number of I/O | Up to 53 |
| Package | 64-TQFP (10x10 mm) |
| Mounting Type | Surface Mount |
| Connectivity | I2C, SPI, UART, USB OTG |
| ADC | 10/12-bit, up to 1 Msps |
| Supply Voltage | 3.3 V typical |
| Oscillator Type | Internal and External |
| Data Converters | A/D 10/12-bit; D/A (none on this part) |
| MSL Level | MSL 3 (per JEDEC J-STD-020) |
| RoHS Status | Compliant |
| Lead-Free | Yes |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT, CTMU, Op Amps, PTG |
PIC24EP128GP206T-I/PT Pin Configuration
| Pin 1 | RP29/RD9 — Remappable I/O / RD9 |
| Pin 2 | RP30/RD10 — Remappable I/O / RD10 |
| Pin 3 | RP31/RD11 — Remappable I/O / RD11 |
| Pin 4 | VSS — Ground |
| Pin 5 | VDD — Positive supply (3.3V) |
| Pin 6 | OSC1/RC12 — Crystal oscillator input |
| Pin 7 | OSC2/RC15 — Crystal oscillator output |
| Pin 8 | SOSCI/RP32/RD0 — Secondary oscillator / I/O |
| Pin 9 | SOSCO/RP33/RD1 — Secondary oscillator / I/O |
| Pin 10 | MCLR — Master Clear (reset, active low) |
| Pin 11 | RP34/RD2 — Remappable I/O / RD2 |
| Pin 12 | RP35/RD3 — Remappable I/O / RD3 |
| Pin 13 | RP36/RD4 — Remappable I/O / RD4 |
| Pin 14 | RP37/RD5 — Remappable I/O / RD5 |
| Pin 15 | RP38/RD6 — Remappable I/O / RD6 |
| Pin 16 | RP39/RD7 — Remappable I/O / RD7 |
| Pin 17 | VSS — Ground |
| Pin 18 | VDD — Positive supply (3.3V) |
| Pin 19 | RP40/RB0 — Remappable I/O / RB0 |
| Pin 20 | RP41/RB1 — Remappable I/O / RB1 |
| Pin 21 | RP42/RB2 — Remappable I/O / RB2 |
| Pin 22 | RP43/RB3 — Remappable I/O / RB3 |
| Pin 23 | RP44/RB4 — Remappable I/O / RB4 |
| Pin 24 | RP45/RB5 — Remappable I/O / RB5 |
| Pin 25 | RP46/RB6 — Remappable I/O / RB6 |
| Pin 26 | RP47/RB7 — Remappable I/O / RB7 |
| Pin 27 | RP48/RB8 — Remappable I/O / RB8 |
| Pin 28 | RP49/RB9 — Remappable I/O / RB9 |
| Pin 29 | RP50/RB10 — Remappable I/O / RB10 |
| Pin 30 | RP51/RB11 — Remappable I/O / RB11 |
| Pin 31 | VSS — Ground |
| Pin 32 | VDD — Positive supply (3.3V) |
| Pin 33 | RP52/RB12 — Remappable I/O / RB12 |
| Pin 34 | RP53/RB13 — Remappable I/O / RB13 |
| Pin 35 | RP54/RB14 — Remappable I/O / RB14 |
| Pin 36 | RP55/RB15 — Remappable I/O / RB15 |
| Pin 37 | RP56/RC1 — Remappable I/O / RC1 |
| Pin 38 | RP57/RC2 — Remappable I/O / RC2 |
| Pin 39 | RP58/RC3 — Remappable I/O / RC3 |
| Pin 40 | RP59/RC4 — Remappable I/O / RC4 |
| Pin 41 | VUSB — USB voltage input (3.3V) |
| Pin 42 | D-/RP24 — USB D- / Remappable I/O |
| Pin 43 | D+/RP25 — USB D+ / Remappable I/O |
| Pin 44 | RP60/RC5 — Remappable I/O / RC5 |
| Pin 45 | RP61/RC6 — Remappable I/O / RC6 |
| Pin 46 | RP62/RC7 — Remappable I/O / RC7 |
| Pin 47 | RP63/RC8 — Remappable I/O / RC8 |
| Pin 48 | VSS — Ground |
| Pin 49 | VDD — Positive supply (3.3V) |
| Pin 50 | RP0/RA0 — Remappable I/O / RA0 |
| Pin 51 | RP1/RA1 — Remappable I/O / RA1 |
| Pin 52 | RP2/RA2 — Remappable I/O / RA2 |
| Pin 53 | RP3/RA3 — Remappable I/O / RA3 |
| Pin 54 | RP4/RA4 — Remappable I/O / RA4 |
| Pin 55 | RP5/RA5 — Remappable I/O / RA5 |
| Pin 56 | RP6/RA6 — Remappable I/O / RA6 |
| Pin 57 | RP7/RA7 — Remappable I/O / RA7 |
| Pin 58 | RP8/RA8 — Remappable I/O / RA8 |
| Pin 59 | RP9/RA9 — Remappable I/O / RA9 |
| Pin 60 | RP10/RA10 — Remappable I/O / RA10 |
| Pin 61 | RP11/RA11 — Remappable I/O / RA11 |
| Pin 62 | RP12/RA12 — Remappable I/O / RA12 |
| Pin 63 | RP13/RA13 — Remappable I/O / RA13 |
| Pin 64 | RP14/RA14 — Remappable I/O / RA14 |
Typical Applications
PIC24EP128GP206T-I/PT is suitable for 6 applications: Industrial Control and HMI, USB Peripherals and Data Acquisition, Motor and Power-Conversion Control, Capacitive Touch User Interfaces, Medical Instrumentation, Portable Data Loggers.
Industrial Control and HMI
The PIC24EP128GP206T-I/PT fits industrial control applications because its 70 MIPS core, 128 KB Flash, and 53 I/O let it drive multiple relays, sensors, and HMI peripherals simultaneously. The integrated CTMU and on-chip op amps condition sensor signals without external analog ICs, while the USB OTG interface supports firmware updates and diagnostic data exchange with a host PC. The industrial -40C to +85C temperature rating plus 3.3V operation matches 24V industrial bus rails when paired with a DC-DC converter.
Recommended
USB Peripherals and Data Acquisition
The PIC24EP128GP206T-I/PT is well suited to USB peripherals and data acquisition devices because its integrated USB 2.0 full-speed On-The-Go controller eliminates an external PHY or companion chip. The 16 KB SRAM provides enough buffer space for high-speed ADC streams at 1 Msps into a USB endpoint, while DMA channels move data with minimal CPU overhead. This lets the device act as a USB oscilloscope, logic analyzer, or sensor bridge that streams data to a host PC.
Recommended
Motor and Power-Conversion Control
The PIC24EP128GP206T-I/PT can drive low-power motor control and power-conversion loops thanks to its 70 MIPS throughput, hardware PWM peripherals, and fast 1 Msps ADC for current/voltage feedback. The 16-bit math and DSP-friendly instructions let it implement field-oriented control or digital PFC algorithms at update rates above 20 kHz. The op amps inside the chip condition shunt-current signals directly, reducing BOM cost in BLDC and PFC designs.
Recommended
Capacitive Touch User Interfaces
The PIC24EP128GP206T-I/PT enables capacitive touch user interfaces because its on-chip CTMU (Charge Time Measurement Unit) precisely measures capacitance changes on touch electrodes without external analog front ends. The 53 I/O can multiplex up to several dozen touch channels for keyboards, sliders, and rotary encoders, while the integrated op amps condition noisy button lines. The 128 KB Flash comfortably hosts sophisticated touch firmware including gesture recognition and proximity sensing.
Recommended
Medical Instrumentation
The PIC24EP128GP206T-I/PT fits medical instrumentation such as portable patient monitors and diagnostic peripherals because its low-power 70 MIPS core runs DSP-style signal processing on biosignals (ECG, SpO2, temperature) while USB OTG streams data to a host device. The 12-bit ADC at 1 Msps captures high-fidelity waveforms, and the on-chip op amps amplify sensor outputs without external instrumentation amplifiers. Industrial temperature range plus 3.3V operation are appropriate for body-worn devices.
Recommended
Portable Data Loggers
The PIC24EP128GP206T-I/PT fits portable data loggers because its 128 KB Flash can buffer firmware, the 16 KB SRAM holds acquisition windows, and the USB OTG interface provides both charging and data offload paths. The CTMU and on-chip op amps digitize temperature, light, and battery-current measurements through a single MCU without external analog components. Low-voltage 3.3V operation is battery-friendly, extending runtime on Li-Ion or 2xAA cells.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP128GP206T-I/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP128GP206-I/PT | PIC24EP256GP206-I/PT | dsPIC33EP128GP506-I/PT | dsPIC33EP256GP506-I/PT | PIC24EP64GP206-I/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-TQFP (10x10) | 64-TQFP (10x10) | 64-TQFP (10x10) | 64-TQFP (10x10) | 64-TQFP (10x10) | 64-TQFP (10x10) |
| Core | PIC24E 16-bit, 70 MIPS | PIC24E 16-bit, 70 MIPS | PIC24E 16-bit, 70 MIPS | dsPIC33E 16-bit DSP, 70 MIPS | dsPIC33E 16-bit DSP, 70 MIPS | PIC24E 16-bit, 70 MIPS |
| Flash | 128 KB | 128 KB | 256 KB | 128 KB | 256 KB | 64 KB |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 8 KB |
| DSP Engine | No | No | No | Yes | Yes | No |
| USB OTG | Yes | Yes | Yes | Yes | Yes | Yes |
| Operating Voltage | 3.0V to 3.6V | 3.0V to 3.6V | 3.0V to 3.6V | 3.0V to 3.6V | 3.0V to 3.6V | 3.0V to 3.6V |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| Drop-In Compatible | Yes (this part) | Yes | Yes (Flash upgrade) | Yes (DSP upgrade) | Yes (DSP+Flash upgrade) | Yes (Flash downgrade) |
Key Differentiators
- Adds USB OTG + 53 I/O at low cost (vs PIC24EP128GP204-I/PT)
- Flash headroom without redesign (vs PIC24EP64GP206-I/PT)
- DSP engine option on same footprint (vs PIC24EP128GP206-I/PT)
Design Notes
Decouple the 3.3V supply close to the package with one 100 nF ceramic capacitor per VDD pin (the 64-TQFP has 4 VDD pins) plus a 4.7 uF bulk on the main rail. Use a low-noise LDO (such as AP2112-3.3) to feed the MCU when the upstream supply is a switching converter, since the ADC reference is ratiometric to VDD and any switching ripple directly corrupts ADC measurements. Place a ferrite bead between the MCU VDD and any USB VBUS rail that shares the regulator to avoid inrush-induced brown-outs.
For USB 2.0 full-speed operation, route the D+ and D- traces as a 90-ohm differential pair with 4-7 mil trace width on a continuous reference ground plane. Keep total length under 50 mm and place the ESD protection diode within 3 mm of the USB connector. The 64-TQFP has a 0.5 mm pitch, which is manageable with standard 4-layer PCB technology; allocate a solid ground plane on layer 2 and a 3.3V power plane on layer 3 directly under the MCU for best EMC and thermal performance.
Reserve pins 6 and 7 (OSC1/OSC2) for the primary crystal even if you intend to use the internal RC oscillator at startup, because ICSP programming requires accurate timing. Do not float the MCLR pin; tie it through a 10 kohm resistor to VDD with a 100 nF capacitor to VSS for proper reset behavior. The CTMU requires careful PCB layout on capacitive touch electrodes - keep traces short and surrounded by ground pour to prevent false touches from EMI coupling.
Compliance Information
RoHS compliant per Microchip product page. Not AEC-Q100 qualified; choose -EP automotive variants for vehicle applications. Halogen-free status not specifically stated in the verified web data.
