PIC24EP32GP204-I/TL - 16-bit MCU 32KB Flash 44-VFTLA | Microchip
MPN: PIC24EP32GP204-I/TL ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.75 | $3.75 |
| 10 | $3.4 | $34.00 |
| 100 | $2.85 | $285.00 |
| 500 | $2.45 | $1,225.00 |
| 1,000 | $2.15 | $2,150.00 |
| 3,000 | $1.85 | $5,550.00 |
PIC24EP32GP204-I/TL Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (typically Flash), data memory (SRAM), and a configurable set of digital and analog peripherals. Within the broader taxonomy, a 16-bit MCU sits between 8-bit controllers (lower computational headroom, simpler peripherals) and 32-bit MCUs (higher performance, larger address space). The PIC24EP family targets the high-end general-purpose tier, offering DSP-class instruction throughput, hardware op-amps, and the Peripheral Trigger Generator (PTG) for hardware-state-machine-driven peripherals, while remaining compatible with the classic PIC16/24 instruction set for code portability.
Key features include a CPU speed of up to 70 MIPS at 70 MHz, hardware Multiply and Divide in a single cycle, Peripheral Pin Select (PPS) for flexible signal routing, an integrated Charge Time Measurement Unit (CTMU) for capacitive touch and time-of-flight sensing, on-chip op-amps and comparators for analog signal conditioning, and an advanced 8-channel PWM with dead-band control. Communication peripherals include I2C, SPI, UART, and Enhanced Parallel Slave Port (EPSP).
Architecturally, the PIC24EP32GP204-I/TL uses a modified Harvard architecture with separate 24-bit instruction and 16-bit data paths, single-cycle hardware multiplier, and a 16-element register file. The CTMU, paired with the ADC, allows precision time measurement with sub-nanosecond resolution, enabling capacitive touch sensing, accurate temperature conversion, and ultrasonic time-of-flight measurements without external timing ASICs.
Typical applications include industrial control and automation, digital signal processing at the edge, LED lighting controllers, motor control with PFC, medical monitoring instrumentation, and consumer appliance UI panels with capacitive touch. The combination of 70 MIPS, hardware op-amps, and CTMU makes the device especially suited to power-conversion control loops and DSP-style sensor processing.
When designing with this device, ensure the VFTLA exposed pad is soldered to a sufficiently large thermal/ground pour; failure to do so can cause thermal runaway under high I/O toggle loads. Decouple VDDCORE with a 10 µF bulk + 0.1 µF ceramic pair within 5 mm of the exposed pad, and keep analog reference traces isolated from switching digital lines.
This page synthesizes distributor pricing, drop-in alternatives across Microchip PIC24EP/dsPIC variants, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for PIC24EP32GP204-I/TL — 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 PIC24EP32GP204-I/TL (same form factor and footprint) — differing in ADC, Package, Core Architecture, PWM Channels, Program Memory (Flash).
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP32GP203T-I/TL
✅ Drop-In✓ In Stock
$2.55 / Unit
View Datasheet →PIC24EP32GP204-I/TL Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC24E 16-bit CPU (modified Harvard, 24-bit instructions) |
| CPU Performance | 70 MIPS at 70 MHz |
| Program Memory (Flash) | 32 KB (10.7K × 24) |
| Data Memory (SRAM) | 4 KB |
| Operating Voltage | 3.0 V to 3.6 V (3.3 V typical) |
| ADC | 10-bit, multiple channels |
| Operating Temperature Range | -40 °C to +85 °C (industrial, 'I' suffix) |
| Package | 44-pin VTLA (VFTLA) Exposed Pad |
| Mounting Type | Surface Mount |
| On-chip Op-Amps | Yes |
| Comparators | Yes |
| Charge Time Measurement Unit (CTMU) | Yes |
| Peripheral Trigger Generator (PTG) | Yes |
| Communication Interfaces | I2C, SPI, UART, Enhanced Parallel Slave Port |
| PWM Channels | 8 channels with dead-band control |
| Peripheral Pin Select (PPS) | Yes |
| Hardware Multiply/Divide | Yes (single cycle) |
| RoHS Status | Compliant |
PIC24EP32GP204-I/TL 44-pin vtla (vftla) exposed pad Pin Configuration Guide
Pin configuration for PIC24EP32GP204-I/TL (44-pin vtla (vftla) exposed pad 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 PIC24EP32GP204-I/TL.
Refer to the datasheet for full pin configuration.
Typical Applications
PIC24EP32GP204-I/TL is suitable for 6 applications: Industrial Sensor Signal Conditioning, Capacitive Touch User Interface, Digital LED Lighting Controllers, Closed-Loop Stepper/Servo Control, Portable Medical Monitoring Devices, Consumer Appliance UI Panels.
Industrial Sensor Signal Conditioning
The PIC24EP32GP204-I/TL's integrated on-chip operational amplifiers allow direct conditioning of low-amplitude sensor signals (thermocouples, strain gauges, RTDs) without external op-amp stages. With the CTMU providing sub-microsecond timing resolution, the device can implement ratiometric capacitance measurements for pressure and humidity sensors, while the 70 MIPS core handles digital filtering and linearization. This integration reduces PCB area and BOM cost in industrial sensor transmitters.
Recommended
Capacitive Touch User Interface
On-chip CTMU combined with the ADC and hardware op-amps enables scan-free capacitive touch sensing across 8-12 touch channels simultaneously. The Peripheral Trigger Generator (PTG) automates scanning and post-processing, offloading the 70 MIPS core to handle higher-level UI logic. With 32 KB Flash and 4 KB SRAM, the device comfortably drives a 4-inch TFT-based touch UI panel with or without RTOS.
Recommended
Digital LED Lighting Controllers
Eight hardware PWM channels with dead-band control and 70 MIPS headroom make the PIC24EP32GP204-I/TL ideal for multi-channel LED drivers, including white-balance mixing and DMX512-style feedback control. The integrated op-amps can sense string current for closed-loop constant-current regulation, while PPS routes any PWM channel to any I/O pin for flexible PCB routing.
Recommended
Closed-Loop Stepper/Servo Control
The 70 MIPS core implements PID control loops with sub-microsecond update rates for stepper and small DC servo drives. PPS remaps encoder inputs to any I/O, and the integrated comparators handle end-of-travel and overcurrent detection. With 32 KB Flash, the device fits quadrature decoding, trapezoidal acceleration profiles, and a USB-CDC host interface without external logic.
Recommended
Portable Medical Monitoring Devices
The PIC24EP32GP204-I/TL's low active power (~30 mA/MIPS) and integrated op-amps enable wearable patient monitors (pulse oximetry, ECG front-end) with multi-hour battery life. The CTMU drives time-of-flight ultrasonic sensing for heart-rate or blood-pressure cuffs, while hardware comparators flag lead-off or sensor-disconnect events within a single sample period.
Recommended
Consumer Appliance UI Panels
Appliance front-panel controllers integrate capacitive touch, LED status indication, and small TFT displays - a perfect fit for the PIC24EP32GP204-I/TL. The 44-VFTLA footprint keeps the MCU footprint compact while exposing enough I/O for a 4×3 keypad matrix, an SPI display, and I2C audio feedback IC. PIC24EP code density simplifies implementation of multilingual UI flows within 32 KB.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP32GP204-I/TL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP32GP204-I/PT | PIC24EP32GP204-I/MV | PIC24EP32GP203T-I/TL | PIC24EP32MC204-I/PT |
|---|---|---|---|---|---|
| Package | 44-pin VTLA (VFTLA) Exposed Pad | 44-pin TQFP | 44-pin UQFN | 44-pin VTLA (same) | 44-pin TQFP |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 32 KB | 32 KB (same) | 32 KB (same) | 16 KB (-50%) | 32 KB (same) |
| RAM | 4 KB | 4 KB (same) | 4 KB (same) | 2 KB (-50%) | 4 KB (same) |
| Core Performance | 70 MIPS at 70 MHz | 70 MIPS (same) | 70 MIPS (same) | 70 MIPS (same) | 70 MIPS (same) |
| Operating Voltage | 3.0 V - 3.6 V | 3.0 V - 3.6 V | 3.0 V - 3.6 V | 3.0 V - 3.6 V | 3.0 V - 3.6 V |
| On-chip Op-Amps | Yes | Yes | Yes | Yes | Yes |
| Motor-Control Peripherals | Standard (PWM only) | Standard (PWM only) | Standard (PWM only) | Standard (PWM only) | Enhanced (QEI + High-Resolution PWM) |
| Temperature Range | -40 °C to +85 °C (industrial) | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +85 °C |
Key Differentiators
- Integrated analog peripherals (vs Generic Cortex-M0 MCU alternatives)
- Peripheral Trigger Generator (PTG) (vs PIC24FJ-series predecessors)
- Code density advantage (vs ARM Cortex-M0+ MCUs in same Flash tier)
Design Notes
The 44-pin VFTLA exposed pad is the primary thermal path; failure to solder to a sufficiently large copper pour (recommended ≥ 1 cm² connected to GND) can cause junction-temperature rise under sustained 70 MIPS loops. Estimated: at 70 MIPS active current ~30 mA/MIPS, total power ≈ 2 W; without thermal relief the VFTLA junction-to-ambient resistance exceeds safe margins.
Place a 10 µF bulk + 0.1 µF ceramic decoupling pair within 5 mm of the exposed pad and another pair adjacent to each AVDD/AVSS pair. Keep analog reference traces (VREF+, VREF-) isolated from switching digital lines by at least 3× trace width; route high-speed digital signals on inner layers to minimize EMI coupling into the ADC inputs.
When migrating firmware between PIC24EP variants, verify the Peripheral Pin Select (PPS) register mappings - I/O assignments differ between package options (TL vs PT vs MV) even on the same die. Failing to remap PPS causes 'dead' peripherals despite correct initialization. Also note: the CTMU requires the on-chip voltage reference to be enabled before current-source outputs stabilize.
Compliance Information
RoHS and REACH compliance per Microchip product page; 'I' suffix indicates industrial temperature grade (-40 °C to +85 °C). Not AEC-Q100 qualified - for automotive applications, refer to PIC24EP32GP204-E/TL or higher-grade dsPIC variants.
