AM3354WITSD Equivalent & Substitute Parts

Part Overview

The AM3354WITSD is an ARM Cortex-A8 Microprocessor IC from Texas Instruments' Sitara family, designed for embedded applications requiring 32-bit processing with multimedia acceleration and integrated connectivity. This part is classified as Obsolete, making identification of active equivalent components essential for new designs and ongoing system support. The AM3354WITSD provides core processing capabilities with integrated LPDDR/DDR2/DDR3/DDR3L memory controllers, dual Gigabit Ethernet ports, USB 2.0 interfaces, and security features including cryptography and random number generation.

Substiute Parts

AM3354WITSD

Texas InstrumentsIn Stock: 732AM3354WITSD Datasheet

Current PartRFQ

AM3354BZCZD80

Texas InstrumentsIn Stock: 22848AM3354BZCZD80 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

The AM3354WITSD can be substituted with the AM3354BZCZD80 based on the following substitution criteria:

Core Functional Equivalence:

• Identical ARM Cortex-A8 processor architecture
• Matching 1 Core, 32-Bit configuration
• Identical multimedia NEON SIMD co-processor
• Identical RAM controller support (LPDDR, DDR2, DDR3, DDR3L)
• Matching graphics acceleration capability
• Identical display and interface controller support (LCD, Touchscreen)
• Matching dual Gigabit Ethernet (10/100/1000Mbps)
• Identical USB 2.0 + PHY configuration (2 ports)
• Matching I/O voltage levels (1.8V, 3.3V)
• Identical operating temperature range (-40°C ~ 90°C TJ)
• Matching security features (Cryptography, Random Number Generator)
• Identical additional interface support (CAN, I2C, McASP, McSPI, MMC/SD/SDIO, UART)

Compliance & Certification Alignment:

• Both parts share identical RoHS3 compliance status
• Both parts maintain identical MSL rating (3, 168 Hours)
• Both parts have identical REACH Unaffected status
• Both parts share the same ECCN and HTSUS classifications

Key Differentiator: The AM3354BZCZD80 is an Active product with specified 800MHz clock speed and defined 324-NFBGA (15x15) package, whereas the AM3354WITSD is Obsolete with unspecified packaging details.

Parameter Comparison

Engineering Selection Recommendations

The AM3354BZCZD80 is the direct functional equivalent for the obsolete AM3354WITSD. Selection of the AM3354BZCZD80 is supported by:

Product Status Alignment: The AM3354BZCZD80 maintains Active product status, ensuring ongoing availability and manufacturer support, whereas the AM3354WITSD is classified as Obsolete.

Compliance Continuity: Both parts maintain identical RoHS3 compliance, MSL rating (3, 168 Hours), and REACH Unaffected status, ensuring regulatory requirements are preserved across the substitution.

Functional Parity: All core processing capabilities, memory controller support, peripheral interfaces, security features, and I/O voltage specifications are identical between the two parts.

Package Definition: The AM3354BZCZD80 provides explicit package specification (324-NFBGA 15x15) and Surface Mount mounting type, eliminating ambiguity in PCB design and assembly planning.

Frequently Asked Questions (FAQ)

Q: Can the AM3354BZCZD80 directly replace the AM3354WITSD in existing designs?

A: Yes. The AM3354BZCZD80 provides functional equivalence across all specified parameters including processor architecture, memory controllers, peripheral interfaces, I/O voltage levels, operating temperature range, and security features. The primary difference is the AM3354BZCZD80's explicit 800MHz clock speed specification and defined 324-NFBGA (15x15) package, whereas the AM3354WITSD lacks these specifications.

Q: What is the significance of the AM3354WITSD being Obsolete?

A: Obsolete status indicates the part is no longer manufactured or supported by Texas Instruments. The AM3354BZCZD80, classified as Active, represents the current production equivalent with ongoing manufacturer support and availability.

Q: Are there any package compatibility considerations?

A: The AM3354BZCZD80 specifies a 324-NFBGA (15x15) package with Surface Mount mounting. PCB designs must accommodate this specific package footprint and assembly process. The AM3354WITSD lacks explicit package specification, requiring design verification against the AM3354BZCZD80's defined package.

Q: Do both parts meet the same regulatory requirements?

A: Yes. Both the AM3354WITSD and AM3354BZCZD80 maintain identical RoHS3 compliance, MSL rating (3, 168 Hours), and REACH Unaffected status. Regulatory compliance is preserved across the substitution.

Q: What is the clock speed difference between these parts?

A: The AM3354BZCZD80 specifies 800MHz operation. The AM3354WITSD does not provide explicit clock speed specification in the available documentation.

Q: Are the security features identical?

A: Yes. Both parts include identical security features: Cryptography and Random Number Generator capabilities.

Q: What interfaces are supported by both parts?

A: Both parts support identical interfaces: CAN, I2C, McASP, McSPI, MMC/SD/SDIO, UART, dual Gigabit Ethernet (10/100/1000Mbps), and dual USB 2.0 + PHY ports.