PIC24FJ64GA204-I/ML - 16-bit 32MHz 64KB Flash MCU | Microchip
Référence : PIC24FJ64GA204-I/ML ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $4.45 | $4,45 |
| 10 | $3.96 | $39,60 |
| 100 | $3.52 | $352,00 |
| 500 | $3.15 | $1 575,00 |
| 1 000 | $2.8 | $2 800,00 |
PIC24FJ64GA204-I/ML Présentation
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), and a rich set of peripherals including timers, communication interfaces, and analog blocks. The PIC24F family sits in Microchip's 16-bit MCU hierarchy: PIC24F -> 16-bit MCU -> microcontroller -> embedded processor -> semiconductor. It targets applications needing more performance and memory than 8-bit PIC MCUs while retaining low power consumption and a moderate price point.
Key features include a 16 MIPS modified Harvard CPU core, 64KB self-programmable Flash, 8KB RAM, 13-channel 12-bit ADC, 6 PWM channels, 6 DMA channels, multiple UART/SPI/I2C interfaces, and a hardware crypto engine for AES/SHA operations. The integrated crypto accelerator offloads secure communication tasks from the CPU, enabling efficient TLS-style handshakes in IoT edge nodes.
Architecturally, the PIC24FJ64GA204 uses Microchip's nanoWatt XLP technology with multiple low-power modes (Sleep, Deep Sleep, Retention). The crypto engine is tightly coupled to the data bus and supports AES-128/192/256 and SHA-256 hashing, freeing CPU cycles for application code and reducing overall system power.
Typical applications include IoT sensor nodes, secure wireless endpoints, low-power wearables, smart meters, home automation controllers, and industrial HMI panels. The combination of low power, integrated crypto, and ample memory suits connected devices that must communicate securely over long battery life.
When designing with this part, plan a robust decoupling network (100nF + 10uF near VDD) and follow Microchip's PCB layout guidelines for the QFN exposed pad to ensure thermal performance and EMI compliance. Use the MPLAB X IDE with the XC16 compiler for firmware development, and leverage the PIC24F peripheral library to reduce time-to-market.
This page synthesizes distributor pricing, drop-in same-package alternatives from the PIC24FJ family, and practical design notes not found in the manufacturer datasheet alone.
Alternatives de remplacement direct pour PIC24FJ64GA204-I/ML — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec PIC24FJ64GA204-I/ML (même facteur de forme et même empreinte) — différant par Program Memory (Flash), ADC, Core Architecture, Package, Communication Peripherals.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PIC24FJ64GA204-E/ML
✅ Remplacement direct✓ En stock
$1.95 / unité
Voir la fiche technique →PIC24FJ128GA204-I/ML
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$3.27 / unité
Voir la fiche technique →PIC24FJ64GA104-I/ML
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$2.05 / unité
Voir la fiche technique →PIC24FJ64GC004-I/ML
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC24FJ64GA202-I/ML
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
dsPIC33FJ64GP204-I/ML
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC24FJ64GA204-I/ML Valeurs maximales et caractéristiques électriques
| Core Architecture | PIC24F 16-bit modified Harvard |
| Program Memory (Flash) | 64 KB (64K x 8) |
| Data RAM | 8 KB |
| Maximum CPU Speed | 32 MHz (16 MIPS) |
| Operating Voltage | 2.0 V to 3.6 V |
| Boîtier | 44-pin QFN (8x8 mm) with exposed pad |
| ADC | 13-channel, 12-bit |
| PWM Channels | 6 |
| DMA Channels | 6 |
| Communication Interfaces | UART, SPI, I2C (multiple instances) |
| Crypto Engine | AES-128/192/256, SHA-256 hardware accelerator |
| Low-Power Technology | eXtreme Low Power (XLP), nanoWatt |
| Température de fonctionnement | -40 C to +85 C (Industrial -I grade) |
| Type de montage | Surface Mount |
| Statut RoHS | Compliant |
Configuration des broches de PIC24FJ64GA204-I/ML
| Broche 1 | RP5/RB5 — Remappable I/O / Port B bit 5 |
| Broche 2 | RP6/RB6 — Remappable I/O / Port B bit 6 |
| Broche 3 | RP7/RB7 — Remappable I/O / Port B bit 7 |
| Broche 4 | RP8/RB8 — Remappable I/O / Port B bit 8 |
| Broche 5 | RP9/RB9 — Remappable I/O / Port B bit 9 |
| Broche 6 | VSS — Ground reference |
| Broche 7 | VDD — Positive supply voltage (2.0V-3.6V) |
| Broche 8 | RP10/RB10 — Remappable I/O / Port B bit 10 |
| Broche 9 | RP11/RB11 — Remappable I/O / Port B bit 11 |
| Broche 10 | RP12/RB12 — Remappable I/O / Port B bit 12 |
| Broche 11 | RP13/RB13 — Remappable I/O / Port B bit 13 |
| Broche 12 | RP14/RB14 — Remappable I/O / Port B bit 14 |
| Broche 13 | RP15/RB15 — Remappable I/O / Port B bit 15 |
| Broche 14 | OSC1/CLKI/RA0 — Oscillator input / Port A bit 0 |
| Broche 15 | OSC2/CLKO/RA1 — Oscillator output / Port A bit 1 |
| Broche 16 | RA2 — Port A bit 2 |
| Broche 17 | RA3 — Port A bit 3 |
| Broche 18 | RA4 — Port A bit 4 |
| Broche 19 | RA5 — Port A bit 5 |
| Broche 20 | RA6 — Port A bit 6 |
| Broche 21 | RA7 — Port A bit 7 |
| Broche 22 | VSS — Ground reference |
| Broche 23 | VDD — Positive supply voltage (2.0V-3.6V) |
| Broche 24 | RB0 — Port B bit 0 / programming PGED1 |
| Broche 25 | RB1 — Port B bit 1 / programming PGEC1 |
| Broche 26 | RB2 — Port B bit 2 |
| Broche 27 | RB3 — Port B bit 3 |
| Broche 28 | RB4 — Port B bit 4 |
| Broche 29 | RC0 — Port C bit 0 |
| Broche 30 | RC1 — Port C bit 1 |
| Broche 31 | RC2 — Port C bit 2 |
| Broche 32 | RC3 — Port C bit 3 |
| Broche 33 | RC4 — Port C bit 4 |
| Broche 34 | RC5 — Port C bit 5 |
| Broche 35 | VSS — Ground reference |
| Broche 36 | VDD — Positive supply voltage (2.0V-3.6V) |
| Broche 37 | RC6 — Port C bit 6 |
| Broche 38 | RC7 — Port C bit 7 |
| Broche 39 | RC8 — Port C bit 8 |
| Broche 40 | RC9 — Port C bit 9 |
| Broche 41 | MCLR — Master Clear (reset) input, active-low |
| Broche 42 | RA8 — Port A bit 8 |
| Broche 43 | RA9 — Port A bit 9 |
| Broche 44 | EP — Exposed thermal pad (must be soldered to ground) |
Applications typiques
PIC24FJ64GA204-I/ML convient pour 6 applications: IoT Sensor Node, Secure Wireless Endpoint, Smart Meter / Energy Harvesting Node, Wearable Health Monitor, Home Automation Controller, Industrial HMI Panel.
IoT Sensor Node
The PIC24FJ64GA204-I/ML is well suited for battery-powered IoT sensor nodes thanks to its eXtreme Low Power (XLP) technology with sleep currents under 1 uA, 13-channel 12-bit ADC for multi-sensor acquisition, and 64 KB Flash for OTA-capable firmware images. With the hardware crypto engine accelerating AES-128 and SHA-256, the MCU can complete a TLS 1.2 handshake in milliseconds while keeping the CPU dormant most of the time. Its 2.0-3.6 V supply range supports direct Li-coin-cell or 2x AA battery operation without a boost converter, reducing BOM cost and quiescent drain. Designers typically pair it with a sub-GHz or BLE module via SPI/UART to form a complete IoT endpoint.
Recommandé
Secure Wireless Endpoint
The integrated hardware crypto engine on the PIC24FJ64GA204-I/ML accelerates AES-128/192/256 and SHA-256, enabling secure boot, encrypted OTA updates, and TLS-style handshakes without burdening the 16 MIPS CPU. With 8 KB RAM and 64 KB Flash, the device can host a full MQTT-SN or CoAP client plus an application layer. Operating from 2.0-3.6 V, it pairs naturally with 3.3 V radios such as the MRF24WG0MA or external SX127x LoRa modems. The QFN-44 (8x8 mm) footprint keeps the PCB compact for wearable or wall-mount form factors.
Recommandé
Smart Meter / Energy Harvesting Node
Energy-harvesting and battery-powered smart-meter designs leverage the PIC24FJ64GA204-I/ML's XLP nanoWatt technology to operate from harvested microampere-level currents, waking periodically to read sensors and transmit. The 12-bit ADC's 13 channels support simultaneous voltage, current, and temperature sensing required for Class 0.5 metering accuracy. The hardware crypto engine secures AMR (automated meter reading) transmissions against tampering. The 44-QFN exposed pad enables efficient thermal dissipation when the device runs continuously at higher duty cycles.
Recommandé
Wearable Health Monitor
Wearable health monitors benefit from the PIC24FJ64GA204-I/ML's low active current (~8 mA at 32 MHz) and sub-uA sleep modes, extending battery life for multi-day heart-rate, SpO2, and motion monitoring. Its 13-channel ADC can sample multiple biosensor outputs simultaneously, while 8 KB RAM buffers sensor data between BLE transmissions. The 44-QFN (8x8 mm) package is small enough for wristbands and patches. Hardware AES/SHA acceleration secures BLE pairing and health-data transmission per GDPR/HIPAA requirements.
Recommandé
Home Automation Controller
Home automation hubs and edge controllers use the PIC24FJ64GA204-I/ML to aggregate sensor data, run local automation rules, and bridge to cloud services over Wi-Fi or sub-GHz radios. The 16 MIPS CPU comfortably handles Zigbee/Z-Wave/BLE protocol interleaving, while the hardware crypto engine secures over-the-air firmware updates and cloud API tokens. With 6 PWM channels and 13 ADC channels, the MCU can directly drive LED dimmers, fan controls, and read analog sensors without external circuitry. The 2.0-3.6 V range simplifies USB-powered designs.
Recommandé
Industrial HMI Panel
Industrial human-machine interface (HMI) panels use the PIC24FJ64GA204-I/ML as a low-power display controller and keypad scanner for operator interfaces. Its 6 PWM channels drive LCD backlights and status LEDs with hardware dimming, while the 13-channel ADC reads analog sensor inputs and potentiometers for parameter entry. The hardware crypto engine protects configuration data and authentication tokens against tampering. The -40 C to +85 C industrial temperature range covers factory-floor environments.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PIC24FJ64GA204-I/ML — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | PIC24FJ64GA204-E/ML | PIC24FJ128GA204-I/ML | PIC24FJ64GA104-I/ML | PIC24FJ64GC004-I/ML | PIC24FJ64GA202-I/ML |
|---|---|---|---|---|---|---|
| Package | 44-QFN (8x8 mm) | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 64 KB | 64 KB | 128 KB | 64 KB | 64 KB | 64 KB |
| RAM | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB |
| Maximum CPU Speed | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS |
| Hardware Crypto Engine | Yes (AES-128/192/256, SHA-256) | Yes (AES, SHA) | Yes (AES, SHA) | No | No (USB instead) | No |
| ADC Channels | 13 ch, 12-bit | 13 ch, 12-bit | 13 ch, 12-bit | 13 ch, 12-bit | 13 ch, 12-bit | 10 ch, 12-bit |
| Operating Temperature | -40 C to +85 C (I grade) | -40 C to +125 C (E grade) | -40 C to +85 C (I grade) | -40 C to +85 C (I grade) | -40 C to +85 C (I grade) | -40 C to +85 C (I grade) |
Principaux différenciateurs
- Integrated hardware crypto engine for AES/SHA acceleration (vs PIC24FJ64GA104-I/ML)
- Memory headroom for OTA-capable firmware (vs PIC24FJ64GA202-I/ML)
- QFN package with exposed thermal pad (vs PIC24FJ64GA204-I/PT)
Notes de conception
Place a 100nF X7R ceramic decoupling capacitor as close as possible to every VDD/VDDcore pin pair (pins 7, 23, 36) and a single 10uF X5R bulk capacitor near the supply entry point. The PIC24FJ64GA204-I/ML draws short current spikes during Flash writes and crypto operations; inadequate decoupling will cause VDD droops that trigger brown-out resets. Use a star-ground topology tying the QFN exposed pad (EP) to the ground plane via at least 5 thermal vias for stable reference and thermal dissipation.
Solder the QFN exposed pad (pin 44 / EP) to a grounded copper pour of at least 25 mm x 25 mm on the top layer, with an array of 0.3 mm thermal vias (5x5 minimum, 0.5 mm pitch) connecting to inner ground planes. Although the PIC24FJ64GA204-I/ML consumes only tens of milliwatts in typical operation, the exposed pad improves mechanical reliability under thermal cycling and provides a low-impedance ground return for high-speed digital signals.
Estimated: Active-mode current at 32 MHz is approximately 8 mA (typical 2.5 mA/MIPS); sleep current can drop below 1 uA with XLP Sleep mode. Do NOT leave unused pins floating - configure them as digital outputs or inputs with the internal weak pull-up enabled, per Microchip datasheet recommendations. Floating pins can draw several microamps each and may oscillate, injecting noise into adjacent analog inputs on the 12-bit ADC. Use the Configuration bits to enable the appropriate WDT, BOR, and oscillator startup settings before code execution begins.
Route the ICSP programming pair (PGECx/PGEDx) as a matched pair with no stubs and at least 0.2 mm clearance from adjacent signals to ensure reliable in-circuit programming. If using the internal 8 MHz FRC with PLL, the resulting 32 MHz system clock produces 16 MHz harmonics that can couple into the ADC analog inputs; place an analog ground island around the ADC pins (RA0-RA3 typically) and join it to the digital ground only at a single point near the MCU ground pin. Add a ferrite bead on AVDD if ADC SNR is below expectation.
Informations de conformité
RoHS and REACH compliant per Microchip product page. Industrial -40C to +85C temperature grade (I); choose E-grade for extended -40C to +125C. AEC-Q100 qualification not available for this part number; for automotive applications consult Microchip automotive-grade PIC24F portfolio.
