DSPIC33FJ128GP710AT-I/PF Equivalent & Substitute Parts

Part Overview

The DSPIC33FJ128GP710AT-I/PF 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 128KB of FLASH program memory, 16KB of RAM, and operates at 40 MIPs with integrated connectivity options including CANbus, I2C, IrDA, LINbus, SPI, and UART/USART interfaces.

The DSPIC33FJ128GP710AT-I/PF is classified as Obsolete. Identifying equivalent substitute parts is essential for system redesign, long-term production support, and supply chain continuity when original inventory becomes unavailable.

Substiute Parts

DSPIC33FJ128GP710AT-I/PF

Microchip TechnologyIn Stock: 771DSPIC33FJ128GP710AT-I/PF Datasheet

Current PartRFQ

DSPIC33FJ128GP710A-I/PF

Microchip TechnologyIn Stock: 1000285DSPIC33FJ128GP710A-I/PF Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the DSPIC33FJ128GP710AT-I/PF is determined by strict equivalence across the following critical parameters:

• Core Architecture: dsPIC 16-bit processor
• Processing Speed: 40 MIPs
• Memory Configuration: 128KB FLASH program memory, 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
• Data Conversion: A/D 32x10b/12b
• Voltage Range: 3V ~ 3.6V
• Package Format: 100-TQFP (14x14)
• Temperature Range: -40°C ~ 85°C
• Compliance: ROHS3 Compliant, REACH Unaffected

The DSPIC33FJ128GP710A-I/PF meets all these criteria and is identified as a direct substitute.

Parameter Comparison

Engineering Selection Recommendations

The DSPIC33FJ128GP710A-I/PF is a direct functional equivalent to the DSPIC33FJ128GP710AT-I/PF. Both devices share identical electrical specifications, memory architecture, peripheral configuration, and package format. The primary distinction is product lifecycle status: the original part is classified as Obsolete, while the substitute maintains Active status with Microchip Technology.

Both parts maintain ROHS3 compliance and REACH unaffected status, ensuring regulatory alignment for new designs and production continuity. The substitute part offers superior supply chain availability, with significantly higher inventory levels supporting long-term production requirements.

Frequently Asked Questions (FAQ)

Q: Are the DSPIC33FJ128GP710AT-I/PF and DSPIC33FJ128GP710A-I/PF pin-compatible?

A: Yes. Both devices use the 100-TQFP (14x14) package format with identical pin assignments, I/O configuration (85 pins), and electrical characteristics. Direct PCB-level substitution is supported without layout modifications.

Q: What is the difference between these two part numbers?

A: The devices are functionally identical across all electrical and mechanical parameters. The difference lies in product lifecycle designation: the AT variant is Obsolete, while the A variant maintains Active status. The A variant is the current production equivalent.

Q: Can I use the DSPIC33FJ128GP710A-I/PF as a drop-in replacement?

A: Yes. Identical core architecture, memory configuration, peripheral set, connectivity options, voltage requirements, temperature range, and package format enable direct substitution without firmware or hardware modifications.

Q: Are there any compliance or certification differences?

A: No. Both parts maintain ROHS3 compliance and REACH unaffected status. Moisture sensitivity level (MSL 3, 168 hours) and all regulatory classifications are identical.

Q: What packaging options are available for the substitute part?

A: The DSPIC33FJ128GP710A-I/PF is supplied in Tray packaging, compared to the original part's unspecified packaging format. Both maintain identical device specifications and performance characteristics.