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DSPIC33FJ16MC102T-I/SO
Microchip Technology
IC MCU 16BIT 16KB FLASH 28SOIC
10344 Pcs New Original In Stock
dsPIC dsPIC™ 33F Microcontroller IC 16-Bit 16 MIPs 16KB (16K x 8) FLASH 28-SOIC
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5.0 / 5.0
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DSPIC33FJ16MC102T-I/SO
Product Overview
1317319
DiGi Electronics Part Number
DSPIC33FJ16MC102T-I/SO-DGManufacturer
Microchip Technology
DSPIC33FJ16MC102T-I/SO
Description
IC MCU 16BIT 16KB FLASH 28SOICInventory
10344 Pcs New Original In Stock
dsPIC dsPIC™ 33F Microcontroller IC 16-Bit 16 MIPs 16KB (16K x 8) FLASH 28-SOIC
Quantity
Minimum 1
Minimum 1
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DSPIC33FJ16MC102T-I/SO Technical Specifications
Category
Embedded, Microcontrollers
Packaging
Tape & Reel (TR)
Series
dsPIC™ 33F
Product Status
Active
DiGi-Electronics Programmable
Not Verified
Core Processor
dsPIC
Core Size
16-Bit
Speed
16 MIPs
Connectivity
I2C, IrDA, LINbus, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, Motor Control PWM, POR, PWM, WDT
Number of I/O
21
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
EEPROM Size
-
RAM Size
1K x 8
Voltage - Supply (Vcc/Vdd)
3V ~ 3.6V
Data Converters
A/D 6x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Supplier Device Package
28-SOIC
Package / Case
28-SOIC (0.295", 7.50mm Width)
Base Product Number
DSPIC33FJ16MC102
Datasheet & Documents
HTML Datasheet
DSPIC33FJ16MC102T-I/SO-DG
PCN Design/Specification
Errata/Datasheet Update 23/Jan/2014
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
3A991A2
HTSUS
8542.31.0001
Additional Information
Standard Package
1,600
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
Leur engagement écologique à chaque étape de la livraison est vraiment appréciable.
Dec 02, 2025
Wir schätzen die nachhaltige Zusammenarbeit mit DiGi Electronics, die auf Verlässlichkeit basiert.
Dec 02, 2025
Their prompt shipping and attentive after-sales service make them stand out in the electronics industry.
Dec 02, 2025
Higher environmental standards meet amazing affordability with DiGi Electronics.
Dec 02, 2025
Consistent on-time shipments ensure I receive my orders without any hassle.
Dec 02, 2025
Their professional team ensures that I’m well-supported from inquiry to installation.
Dec 02, 2025
Their products maintain a superior standard of craftsmanship and precision.
Dec 02, 2025
The promptness of their delivery has saved my team valuable time during tight project schedules.
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Frequently Asked Questions (FAQ)
Can the DSPIC33FJ16MC102T-I/SO safely replace a PIC16F18326 in a motor control design, and what are the key risks in doing so?
The DSPIC33FJ16MC102T-I/SO can effectively replace a PIC16F18326 in low-power motor control applications, but key risks include architectural differences—the dsPIC is a 16-bit DSC with a higher complexity core versus the PIC16’s 8-bit MCU. You must rework control loops and PWM configurations, as the DSPIC33FJ16MC102T-I/SO supports advanced Motor Control PWM modules with dead-time control, superior to the PIC16F18326’s basic CCP. However, ensure your firmware can handle the dsPIC’s dual-cycle MAC and DSP instructions. Also verify voltage compatibility: DSPIC33FJ16MC102T-I/SO requires 3V–3.6V, whereas the PIC16F18326 supports down to 1.8V, risking under-voltage issues in mixed-supply systems. Update your BOM and PCB layout accordingly.
How do thermal considerations affect DSPIC33FJ16MC102T-I/SO reliability in sustained motor control loads above 70°C ambient?
The DSPIC33FJ16MC102T-I/SO is rated for operation up to 85°C ambient (TA), but prolonged use near this limit—especially under sustained PWM and ADC sampling in motor control applications—can increase junction temperature and risk intermittent faults or accelerated aging. Use thermal vias under the GND pad if available, and ensure PCB copper area provides adequate heat dissipation. Monitor internal temperature via on-die sensing (if calibrated) or ambient thermistors. Avoid enclosing the DSPIC33FJ16MC102T-I/SO in non-ventilated enclosures; derate performance above 70°C ambient, and consider active cooling or duty cycling in high-load scenarios.
What circuit protection is recommended when interfacing the DSPIC33FJ16MC102T-I/SO with noisy motor driver circuits?
When integrating the DSPIC33FJ16MC102T-I/SO with motor drivers, protect its 21 I/O pins from voltage spikes and ground bounce using series current-limiting resistors (100Ω–220Ω) on PWM outputs and Schottky clamping diodes to ground or VDD. Isolate analog inputs (used for current sensing) with RC low-pass filters to suppress EMI. Use separate analog and digital ground planes, joined at a single point near the DSPIC33FJ16MC102T-I/SO’s GND pin, to reduce noise coupling. Include a 100nF ceramic bypass capacitor per power pin and consider opto-isolation for UART or LINbus communication lines in high-noise environments.
Can the DSPIC33FJ16MC102T-I/SO perform real-time sensorless BLDC control with its on-chip peripherals, and what are the limitations?
Yes, the DSPIC33FJ16MC102T-I/SO can implement sensorless BLDC control using its Motor Control PWM module, 6-channel 10-bit ADC for back-EMF sensing, and 16 MIPS performance for timely commutation updates. However, limitations include the lack of a dedicated high-speed comparator for zero-crossing detection—so ADC sampling must be tightly synchronized with PWM cycles. Also, only 1KB RAM is available, constraining advanced filtering or FOC algorithms. For real-time execution, optimize code with DSP library routines, use DMA if available in your toolchain, and verify loop timing with the DSPIC33FJ16MC102T-I/SO’s cycle counter to ensure sub-10μs response in 50kHz PWM scenarios.
How does the internal oscillator accuracy of the DSPIC33FJ16MC102T-I/SO impact UART and LINbus communication stability?
The DSPIC33FJ16MC102T-I/SO’s internal oscillator has a typical accuracy of ±1.5% over temperature, which can cause UART and LINbus timing errors at higher baud rates (e.g., 115.2 kbps). For reliable communication, especially in LINbus slave applications, consider the ±2% cumulative error budget—if exceeded, framing errors occur. Use the internal oscillator only for non-critical interfaces or implement software baud rate compensation. For robust designs, add an external 7.3728 MHz crystal to drive the oscillator module, ensuring ±0.01% timing accuracy. This is especially critical when the DSPIC33FJ16MC102T-I/SO interfaces with LIN transceivers requiring strict scheduling.
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DSPIC33FJ16MC102T-I/SO CAD Models
Microchip Technology DSPIC33FJ16MC102T-I/SO PCB symbols & footprints
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