TMS320F2808ZGMA Equivalent & Substitute Parts

Part Overview

The TMS320F2808ZGMA is a 32-bit single-core C28x fixed-point microcontroller from Texas Instruments, operating at 100MHz with 128KB FLASH program memory and 18K x 16 RAM. This device is classified as obsolete, which necessitates identification of active alternative components for new designs and production continuity. The part features automotive-grade qualification (AEC-Q100) and supports multiple connectivity protocols including CANbus, I2C, SCI, SPI, and UART/USART interfaces.

Substiute Parts

TMS320F2808ZGMA

Texas InstrumentsIn Stock: 2764TMS320F2808ZGMA Datasheet

Current PartRFQ

TMS320F2808NMFA

Texas InstrumentsIn Stock: 818TMS320F2808NMFA Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TMS320F2808ZGMA is determined by strict equivalence across the following critical parameters:

• Core processor architecture (C28x)
• Core configuration (32-Bit Single-Core)
• Operating frequency (100MHz)
• Program memory capacity and type (128KB FLASH)
• RAM configuration (18K x 16)
• Supply voltage range (1.71V ~ 1.89V)
• Data converter specifications (A/D 16x12b)
• I/O count (35 pins)
• Connectivity protocols (CANbus, I2C, SCI, SPI, UART/USART)
• Peripheral set (POR, PWM, WDT)
• Operating temperature range (-40°C ~ 85°C)
• Package classification (100-LFBGA)

The TMS320F2808NMFA qualifies as a direct substitute based on identical electrical specifications and functional equivalence across all listed parameters. The primary distinction is packaging format and product lifecycle status.

Parameter Comparison

Engineering Selection Recommendations

The TMS320F2808NMFA is the qualified substitute for the obsolete TMS320F2808ZGMA. Selection is based on the following engineering criteria:

Electrical and functional equivalence across all specified parameters ensures direct compatibility in applications designed for the TMS320F2808ZGMA. Both devices maintain identical core architecture, memory configuration, I/O specifications, and peripheral functionality.

Product status differentiation: The TMS320F2808ZGMA is classified as obsolete, while the TMS320F2808NMFA maintains active product status. This distinction is significant for long-term supply chain planning and design continuity.

Compliance alignment: Both components maintain ROHS3 compliance, AEC-Q100 automotive qualification, and identical moisture sensitivity levels (MSL 3, 168 Hours). Regulatory and environmental requirements are equivalent.

Packaging consideration: Both devices utilize 100-LFBGA surface-mount packaging. The TMS320F2808NMFA is supplied in tray packaging, while the TMS320F2808ZGMA packaging format is not specified. PCB layout and assembly processes remain unchanged.

For new designs and production continuity, the TMS320F2808NMFA is the appropriate selection due to active product status and guaranteed long-term availability.

Frequently Asked Questions (FAQ)

Q: Can the TMS320F2808NMFA directly replace the TMS320F2808ZGMA in existing designs?

A: Yes. The TMS320F2808NMFA provides complete electrical and functional equivalence. All specified parameters—processor core, memory configuration, I/O count, connectivity protocols, and peripheral set—are identical. No design modifications are required for direct substitution.

Q: What is the significance of the product status difference?

A: The TMS320F2808ZGMA is obsolete, indicating end-of-life status and limited availability. The TMS320F2808NMFA is active, ensuring continued manufacturing and supply chain support. For new production and long-term applications, the active part is the appropriate choice.

Q: Are there package compatibility concerns?

A: Both devices use 100-LFBGA surface-mount packaging. PCB footprints, assembly processes, and thermal management requirements are identical. No package-related modifications are necessary.

Q: Do compliance certifications differ between these parts?

A: No. Both components maintain ROHS3 compliance, AEC-Q100 automotive qualification, and identical moisture sensitivity specifications. Regulatory and environmental requirements are equivalent.

Q: What is the difference between the C2000™ C28x Fixed-Point and C2000™ C28x Piccolo™ series designations?

A: Series designation reflects product line classification within the C2000™ family. Both devices share identical C28x core architecture and specifications. The series difference does not affect electrical or functional compatibility.

Q: Are firmware and software modifications required for substitution?

A: No modifications are required. Identical processor architecture, memory organization, and peripheral configuration ensure software compatibility at the binary level.