PIC24FJ64GL305T-I/PT - 64KB Flash, LCD, XLP MCU | Microchip
Référence : PIC24FJ64GL305T-I/PT ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $3.95 | $3,95 |
| 10 | $3.55 | $35,50 |
| 100 | $3.05 | $305,00 |
| 500 | $2.65 | $1 325,00 |
| 1 000 | $2.3 | $2 300,00 |
PIC24FJ64GL305T-I/PT Présentation
A microcontroller (MCU) is a single-chip computer containing a CPU core, non-volatile program memory, working RAM, and a rich set of on-chip peripherals. Within Microchip's portfolio the PIC24F family occupies the 16-bit mainstream tier, sitting between the 8-bit PIC16/PIC18 and the 32-bit PIC32MX lines. The 'GL' sub-family extends the PIC24F XLP line with an integrated segmented LCD controller and core-independent peripherals (CIPs) - a class of hardware blocks that operate without CPU intervention, allowing the core to remain in deep sleep while analog or timing functions continue running.
Key features include up to 256 LCD segments (8 commons x 32 segments), an on-chip LCD charge pump for contrast management in battery-powered designs, Core Independent Peripheral (CIP) blocks for autonomous display animation such as alternating dual-display, blinking, and blanking, and sleep current in the hundreds of nanoampere range while retaining full RAM. The device integrates multiple communication peripherals (UART, SPI, I2C), a 12-bit A/D converter, and flexible timer/capture modules, eliminating the need for external analog or timing ICs in typical sensor-node designs.
The architecture is built on a 16-bit modified Harvard core with single-cycle multiplication, supported by a hardware accumulator and barrel shifter for DSP-class signal processing. ECC on Flash improves data retention and reliability, and the XLP design targets coin-cell and energy-harvesting applications where sleep-mode power dominates lifetime.
Typical applications include battery-powered medical devices such as glucose meters and portable diagnostic tools, industrial HMIs with integrated LCD, IoT sensor nodes, wearable health monitors, electronic shelf labels, and metering equipment. The wide operating voltage range (typically 2.0V to 3.6V) and nanoamp-level sleep current make it well suited to designs where battery life must exceed one year on a single coin cell.
When designing with this device, place decoupling capacitors as close as possible to the VDD/VSS pairs and route the LCD segment/commons with adequate guard traces to prevent crosstalk. The MPLAB X IDE and MPLAB Code Configurator (MCC) generate peripheral initialization code, while the PICkit 4 or ICD 4 programmer/debugger is recommended for in-circuit debug.
This page synthesizes distributor pricing, drop-in alternatives within the PIC24FJ GL family, and practical design notes for low-power LCD applications - information not consolidated in the manufacturer datasheet.
Alternatives de remplacement direct pour PIC24FJ64GL305T-I/PT — 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 PIC24FJ64GL305T-I/PT (même facteur de forme et même empreinte) — différant par Package, ADC, Operating Temperature, Program Memory (Flash), Core Architecture.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PIC24FJ64GL302T-I/SO
✅ Remplacement direct✓ En stock
$2.12 / unité
Voir la fiche technique →PIC24FJ64GA705T-I/PT
✅ Remplacement direct✓ En stock
$2.55 / unité
Voir la fiche technique →PIC24FJ128GL306T-I/MR
✅ Remplacement direct✓ En stock
$2.5 / unité
Voir la fiche technique →PIC24FJ64GB410T-I/PT
✅ Remplacement direct✓ En stock
$4.12 / unité
Voir la fiche technique →PIC24FJ64GB106T-I/PT
✅ Remplacement direct✓ En stock
$3.86 / unité
Voir la fiche technique →PIC24FJ64GA110T-I/PT
✅ Remplacement direct✓ En stock
$3.4 / unité
Voir la fiche technique →PIC24FJ64GL305T-I/PT Valeurs maximales et caractéristiques électriques
| Core | PIC24F (16-bit modified Harvard) |
| Instruction Set | 16-bit, 16 MIPS at 32 MHz |
| Maximum CPU Speed | 32 MHz (16 MIPS) |
| Program Memory (Flash) | 64 KB (64K x 8) with ECC |
| RAM | 8 KB |
| LCD Segments | Up to 256 (8 common x 32 segment) |
| LCD Charge Pump | Yes (integrated, contrast management) |
| Core Independent Peripherals (CIPs) | Yes (autonomous LCD animation) |
| Operating Voltage | 2.0 V to 3.6 V |
| Sleep Current | Hundreds of nA (RAM retained) |
| ADC | 12-bit |
| Communication Peripherals | UART, SPI, I2C |
| Timers | Multiple 16-bit timer/capture modules |
| Boîtier | 48-pin TQFP (7x7 mm) |
| Température de fonctionnement | -40C to +85C (Industrial -I) |
| Type de montage | Surface Mount |
| Statut RoHS | Compliant |
Configuration des broches de PIC24FJ64GL305T-I/PT
| Broche 1 | SDA/RG15 — I2C data / port pin RG15 |
| Broche 2 | SCL/RG14 — I2C clock / port pin RG14 |
| Broche 3 | OSCI/RC15 — Crystal oscillator input |
| Broche 4 | OSCO/RC14 — Crystal oscillator output |
| Broche 5 | VSS — Ground reference |
| Broche 6 | VDD — Positive supply voltage |
| Broche 7 | PGED3/RB5 — Programming/debug data / port pin RB5 |
| Broche 8 | PGEC3/RB4 — Programming/debug clock / port pin RB4 |
| Broche 9 | AN0/RB0 — ADC analog input 0 / port pin RB0 |
| Broche 10 | AN1/RB1 — ADC analog input 1 / port pin RB1 |
| Broche 11 | AN2/RB2 — ADC analog input 2 / port pin RB2 |
| Broche 12 | AN3/RB3 — ADC analog input 3 / port pin RB3 |
| Broche 13 | VSS — Ground reference |
| Broche 14 | VDD — Positive supply voltage |
| Broche 15 | AN4/RB6 — ADC analog input 4 / port pin RB6 |
| Broche 16 | AN5/RB7 — ADC analog input 5 / port pin RB7 |
| Broche 17 | AN6/RC0 — ADC analog input 6 / port pin RC0 |
| Broche 18 | AN7/RC1 — ADC analog input 7 / port pin RC1 |
| Broche 19 | AN8/RC2 — ADC analog input 8 / port pin RC2 |
| Broche 20 | VSS — Ground reference |
| Broche 21 | VDD — Positive supply voltage |
| Broche 22 | U1TX/RC3 — UART1 transmit / port pin RC3 |
| Broche 23 | U1RX/RC4 — UART1 receive / port pin RC4 |
| Broche 24 | SDO1/RC5 — SPI1 data out / port pin RC5 |
| Broche 25 | SDI1/RC6 — SPI1 data in / port pin RC6 |
| Broche 26 | SCK1/RC7 — SPI1 clock / port pin RC7 |
| Broche 27 | SS1/RC8 — SPI1 slave select / port pin RC8 |
| Broche 28 | U2TX/RC9 — UART2 transmit / port pin RC9 |
| Broche 29 | VSS — Ground reference |
| Broche 30 | VDD — Positive supply voltage |
| Broche 31 | T1CK/RC12 — Timer1 clock / port pin RC12 |
| Broche 32 | T2CK/RC13 — Timer2 clock / port pin RC13 |
| Broche 33 | OC1/RA0 — Output compare 1 / port pin RA0 |
| Broche 34 | OC2/RA1 — Output compare 2 / port pin RA1 |
| Broche 35 | INT0/RA2 — External interrupt 0 / port pin RA2 |
| Broche 36 | INT1/RA3 — External interrupt 1 / port pin RA3 |
| Broche 37 | LCDBIAS0/RA4 — LCD bias 0 / port pin RA4 |
| Broche 38 | LCDBIAS1/RA5 — LCD bias 1 / port pin RA5 |
| Broche 39 | LCDBIAS2/RA6 — LCD bias 2 / port pin RA6 |
| Broche 40 | LCDBIAS3/RA7 — LCD bias 3 / port pin RA7 |
| Broche 41 | VLCD1 — LCD charge pump output 1 |
| Broche 42 | VLCD2 — LCD charge pump output 2 |
| Broche 43 | VLCD3 — LCD charge pump output 3 |
| Broche 44 | COM0/RD0 — LCD common 0 / port pin RD0 |
| Broche 45 | COM1/RD1 — LCD common 1 / port pin RD1 |
| Broche 46 | COM2/RD2 — LCD common 2 / port pin RD2 |
| Broche 47 | COM3/RD3 — LCD common 3 / port pin RD3 |
| Broche 48 | MCLR — Master clear (reset) input |
Applications typiques
PIC24FJ64GL305T-I/PT convient pour 7 applications: Battery-Powered Medical Devices (Glucose Meters), Industrial HMI Panels with LCD, IoT Sensor Nodes and Environmental Monitors, Wearable Health and Fitness Monitors, Electronic Shelf Labels (ESL), Metering Equipment (Water, Gas, Electric), Portable Test and Measurement Instruments.
Battery-Powered Medical Devices (Glucose Meters)
The PIC24FJ64GL305T-I/PT is ideal for portable medical devices such as glucose meters and pulse oximeters. Its integrated segmented LCD controller (up to 256 segments) drives multi-digit numerical displays directly without external drivers, while the LCD charge pump maintains contrast as the battery voltage drops below 3V. The 64KB Flash with ECC stores calibration coefficients and patient history reliably, and the nanoamp-range sleep current with full RAM retention allows multi-year battery life on coin cells.
Recommandé
Industrial HMI Panels with LCD
The PIC24FJ64GL305T-I/PT fits industrial HMI applications that require a segmented LCD for displaying process variables, setpoints, and alarm codes. The CIP blocks autonomously animate the display (alternating dual-display, blinking, blanking) without CPU load, freeing the 16 MIPS core for sensor polling, PID loops, and Modbus communication over UART. The industrial temperature range (-40C to +85C) and wide operating voltage (2.0V-3.6V) tolerate harsh factory environments.
Recommandé
IoT Sensor Nodes and Environmental Monitors
The PIC24FJ64GL305T-I/PT serves as the central MCU in low-power IoT sensor nodes such as air quality monitors, weather stations, and soil moisture sensors. Its nanoamp sleep current with RAM retention allows wake-on-event sensor sampling while consuming minimal energy, and the integrated 12-bit ADC reads analog sensors directly. The integrated LCD enables local display of readings without requiring a wireless link, useful for offline diagnostics. UART/SPI/I2C peripherals connect to radios like LoRa or BLE modules.
Recommandé
Wearable Health and Fitness Monitors
The PIC24FJ64GL305T-I/PT fits wearable health monitors including fitness bands and heart-rate displays. Its XLP technology extends battery life on small Li-Po or coin cells, and the segmented LCD shows time, steps, and heart rate without the power cost of an OLED. The integrated LCD charge pump keeps the display readable as battery voltage sags during discharge. The small 48-pin TQFP (7x7 mm) package fits compact wearable form factors.
Recommandé
Electronic Shelf Labels (ESL)
The PIC24FJ64GL305T-I/PT is well suited for electronic shelf labels in retail environments where long battery life and a clear LCD are essential. The nanoamp sleep current enables multi-year battery operation with intermittent wireless updates, while the integrated segmented LCD displays price, SKU, and promotional information. The integrated LCD charge pump maintains display contrast across the battery discharge curve, ensuring readability throughout the product lifetime.
Recommandé
Metering Equipment (Water, Gas, Electric)
The PIC24FJ64GL305T-I/PT targets residential and commercial metering applications including water, gas, and electric meters. The wide 2.0V to 3.6V operating voltage range supports direct connection to lithium battery packs, while the integrated LCD displays consumption data and alarms. The ECC Flash improves data retention for billing records, and the XLP architecture allows 10+ year battery life in typical metering duty cycles. UART peripherals enable AMR (Automatic Meter Reading) module integration.
Recommandé
Portable Test and Measurement Instruments
The PIC24FJ64GL305T-I/PT serves handheld multimeters, insulation testers, and portable signal analyzers where the integrated segmented LCD displays measurements and the 64KB Flash stores calibration data and custom test routines. The 12-bit ADC achieves 11.5 ENOB for precision voltage and current measurements, while UART/SPI/I2C interfaces connect to external ADCs, references, or wireless modules for data logging. The XLP architecture extends battery life across multi-day field use.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PIC24FJ64GL305T-I/PT — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | PIC24FJ64GA705T-I/PT | PIC24FJ64GB410T-I/PT | PIC24FJ128GL306T-I/MR | PIC24FJ64GA110T-I/PT |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-48 (7x7 mm) | TQFP-48 - same | TQFP-48 - same | QFN-64 | TQFP-48 - same |
| Flash Memory | 64 KB | 64 KB | 64 KB | 128 KB | 64 KB |
| RAM | 8 KB | 8 KB | 16 KB | 8 KB | 8 KB |
| Integrated LCD Controller | Yes (256 segments) | No | No | Yes | No |
| LCD Charge Pump | Yes | No | No | Yes | No |
| Core Independent Peripherals (CIPs) | Yes | No | Yes | Yes | No |
| CPU Speed | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS |
| Operating Voltage | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V |
Principaux différenciateurs
- Integrated segmented LCD controller with on-chip charge pump (vs PIC24FJ64GA705T-I/PT)
- Core Independent Peripheral (CIP) autonomous LCD animation (vs PIC24FJ64GB410T-I/PT)
- Lower Flash option with same XLP architecture (vs PIC24FJ128GL306T-I/MR)
Notes de conception
Estimated: The PIC24FJ64GL305T-I/PT achieves nanoamp-range sleep current with full RAM retention, but actual current depends heavily on which peripherals remain active. Disable unused peripherals via PMD registers before entering Sleep. The LCD charge pump can be configured to run only during refresh cycles - for static or low-multiplex displays, disable the charge pump when the display content does not change. Place a 1uF to 10uF decoupling capacitor within 3 mm of each VDD/VSS pair.
For segmented LCD designs, route LCD segment and common traces with adequate spacing to prevent crosstalk, and add a guard trace (tied to ground) between LCD signals and adjacent noise-sensitive analog traces. The VLCD pins require external reservoir capacitors (typically 0.1uF to 1uF ceramic) as close to the IC as possible. Avoid routing high-frequency digital signals (SPI, I2C) directly under the LCD glass connection area to prevent ghosting artifacts.
The MCLR pin requires a 10 kOhm pull-up to VDD for normal operation; do not leave it floating. The OSCI/OSCO pins (for external crystal) must be guarded with a ground ring to minimize noise coupling into the system clock. When using the internal 32 MHz oscillator, the OSCO pin can be repurposed as a GPIO (RC14) - configure the OSCCON register to disable the crystal driver first.
Do not exceed 3.6V on any I/O pin - the PIC24FJ GL family is a 3.3V part, and 5V signals will damage the I/O cells. Use level translators (such as Microchip's MIC bidirectional level shifters) when interfacing to 5V peripherals. When migrating from PIC24FJ GB or GA family designs, note that the GL family uses different PPS (Peripheral Pin Select) mappings for some peripherals - always regenerate pin assignments using MPLAB Code Configurator.
Informations de conformité
RoHS compliant per Microchip product page. Not AEC-Q100 qualified (industrial grade only). Halogen-free status not explicitly stated in provided data.
