DSPIC33FJ64GP710T-I/PT Equivalent & Substitute Parts

Part Overview

The DSPIC33FJ64GP710T-I/PT is a 16-bit dsPIC microcontroller from Microchip Technology's dsPIC™ 33F series, designed for embedded applications requiring digital signal processing capabilities. This device features 64KB of FLASH program memory, 16KB of RAM, and operates at 40 MIPs with comprehensive connectivity options including CANbus, I2C, IrDA, LINbus, SPI, and UART/USART interfaces.

The main part number DSPIC33FJ64GP710T-I/PT carries an Obsolete product status. Identifying equivalent and substitute parts is necessary to ensure design continuity and maintain access to compatible microcontroller solutions with identical or equivalent electrical and mechanical specifications.

Key Parameters

Parameter	Value
Core Processor	dsPIC
Core Size	16-Bit
Speed	40 MIPs
Program Memory Size	64KB (64K x 8)
Program Memory Type	FLASH
RAM Size	16K x 8
Number of I/O	85
Voltage Supply (Vcc/Vdd)	3V ~ 3.6V
Data Converters	A/D 32x10b/12b
Connectivity	CANbus, I2C, IrDA, LINbus, SPI, UART/USART
Peripherals	AC'97, Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Operating Temperature	-40°C ~ 85°C (TA)
Package / Case	100-TQFP (12x12)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)

Substitute Part Grouping Explanation

Substitution eligibility for the DSPIC33FJ64GP710T-I/PT is determined by strict equivalence across the following critical parameters:

Core Architecture: dsPIC 16-bit processor
Processing Speed: 40 MIPs
Memory Configuration: 64KB FLASH program memory and 16KB RAM
I/O Count: 85 I/O pins
Connectivity Suite: CANbus, I2C, IrDA, LINbus, SPI, UART/USART
Peripheral Set: AC'97, Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Analog Capability: A/D 32x10b/12b converters
Supply Voltage: 3V ~ 3.6V operating range
Package Format: 100-TQFP (12x12) surface mount
Environmental Compliance: ROHS3 Compliant, MSL 3 (168 Hours)

Two substitute parts meet these criteria and are identified as direct equivalents within the dsPIC™ 33F series.

Parameter Comparison

Parameter	DSPIC33FJ64GP710T-I/PT (Main)	DSPIC33FJ64GP710-I/PT (Direct Substitute)	DSPIC33FJ64GP710A-I/PT (MFR Recommended)
Manufacturer	Microchip Technology	Microchip Technology	Microchip Technology
Series	dsPIC™ 33F	dsPIC™ 33F	dsPIC™ 33F
Product Status	Obsolete	Active	Active
Core Processor	dsPIC	dsPIC	dsPIC
Core Size	16-Bit	16-Bit	16-Bit
Speed	40 MIPs	40 MIPs	40 MIPs
Program Memory Size	64KB (64K x 8)	64KB (64K x 8)	64KB (64K x 8)
Program Memory Type	FLASH	FLASH	FLASH
RAM Size	16K x 8	16K x 8	16K x 8
Number of I/O	85	85	85
Voltage Supply (Vcc/Vdd)	3V ~ 3.6V	3V ~ 3.6V	3V ~ 3.6V
Data Converters	A/D 32x10b/12b	A/D 32x10b/12b	A/D 32x10b/12b
Connectivity	CANbus, I2C, IrDA, LINbus, SPI, UART/USART	CANbus, I2C, IrDA, LINbus, SPI, UART/USART	CANbus, I2C, IrDA, LINbus, SPI, UART/USART
Peripherals	AC'97, Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	AC'97, Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	AC'97, Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Operating Temperature	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)
Package / Case	100-TQFP (12x12)	100-TQFP (12x12)	100-TQFP (12x12)
Mounting Type	Surface Mount	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

Both substitute parts—DSPIC33FJ64GP710-I/PT and DSPIC33FJ64GP710A-I/PT—are electrically and mechanically equivalent to the obsolete DSPIC33FJ64GP710T-I/PT. The primary distinction between the substitutes is product status.

DSPIC33FJ64GP710-I/PT is classified as Active and represents a direct functional equivalent with identical electrical specifications and package format. This part is suitable for immediate design replacement.

DSPIC33FJ64GP710A-I/PT is the manufacturer-recommended substitute, also classified as Active. This part carries the same electrical and mechanical specifications and is recommended by Microchip Technology as the preferred replacement for obsolete variants.

Both parts maintain full compliance with ROHS3 and REACH requirements, ensuring regulatory alignment with current environmental standards. Selection between the two active substitutes should be based on availability and supply chain considerations, as no technical differentiation exists between them.

Frequently Asked Questions (FAQ)

Q: Are DSPIC33FJ64GP710-I/PT and DSPIC33FJ64GP710A-I/PT pin-for-pin compatible with DSPIC33FJ64GP710T-I/PT?

A: Yes. All three parts share identical 100-TQFP (12x12) package format, 85 I/O pins, and electrical specifications. Pin-to-pin compatibility is confirmed across all signal assignments, power distribution, and ground connections.

Q: Can I use either substitute part without modifying my PCB design?

A: Yes. The identical package format (100-TQFP 12x12), pin count (85), and electrical characteristics ensure direct PCB compatibility without layout modifications.

Q: What is the difference between the two substitute parts?

A: Both DSPIC33FJ64GP710-I/PT and DSPIC33FJ64GP710A-I/PT are electrically and mechanically identical. The primary difference is product status: both are Active. DSPIC33FJ64GP710A-I/PT is designated as the manufacturer-recommended replacement.

Q: Are there any firmware or software changes required when switching to a substitute part?

A: No. The identical core processor (dsPIC), processing speed (40 MIPs), memory configuration (64KB FLASH, 16KB RAM), and peripheral set ensure full software compatibility. Existing firmware requires no modification.

Q: Do the substitute parts support the same connectivity protocols?

A: Yes. Both substitutes support the complete connectivity suite: CANbus, I2C, IrDA, LINbus, SPI, and UART/USART, matching the original part exactly.

Q: Are the substitute parts RoHS and REACH compliant?

A: Yes. Both DSPIC33FJ64GP710-I/PT and DSPIC33FJ64GP710A-I/PT are ROHS3 Compliant and REACH Unaffected, meeting current environmental and regulatory requirements.

Q: What is the moisture sensitivity level for these parts?

A: All three parts—the original and both substitutes—carry MSL 3 (168 Hours) rating. Standard moisture control procedures during storage and handling apply.

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