AM3357ZCZD27 Equivalent & Substitute Parts

Part Overview

The AM3357ZCZD27 is an ARM Cortex-A8 Microprocessor IC from Texas Instruments' Sitara™ series, featuring a single 32-bit core operating at 275MHz in a 324-NFBGA (15x15) package. This embedded processor integrates multimedia and NEON™ SIMD co-processors, multiple RAM controllers (LPDDR, DDR2, DDR3, DDR3L), graphics acceleration, and comprehensive interface support including dual Gigabit Ethernet, USB 2.0, CAN, I2C, McASP, McSPI, and MMC/SD/SDIO connectivity.

The AM3357ZCZD27 is classified as obsolete. Identifying equivalent and substitute parts is necessary to support legacy system maintenance, design updates, and procurement continuity when original inventory becomes unavailable.

Substiute Parts

AM3357ZCZD27

Texas InstrumentsIn Stock: 2072AM3357ZCZD27 Datasheet

Current PartRFQ

AM3352BZCZ30

Texas InstrumentsIn Stock: 2129AM3352BZCZ30 Datasheet

MFR RecommendedRFQ

AM3357BZCZD30

Texas InstrumentsIn Stock: 2181AM3357BZCZD30 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the AM3357ZCZD27 is determined by the following critical parameters:

Core Architecture & Performance: ARM Cortex-A8 single-core 32-bit processor with identical co-processor support (Multimedia, NEON™ SIMD)

Package Compatibility: 324-NFBGA (15x15) form factor with identical 324-LFBGA case designation

Interface Feature Set: Dual Gigabit Ethernet, USB 2.0 with PHY, CAN, I2C, McASP, McSPI, MMC/SD/SDIO, UART, LCD/Touchscreen controllers

Memory Support: LPDDR, DDR2, DDR3, DDR3L RAM controllers

Electrical Specifications: 1.8V and 3.3V I/O voltage support

Compliance & Certification: ROHS3 compliance, REACH unaffected status, MSL 3 rating

Substitute parts must maintain identical package geometry, interface architecture, and electrical characteristics. Speed variations and product status changes are permitted when all other parameters align.

Parameter Comparison

Engineering Selection Recommendations

AM3352BZCZ30: This substitute maintains full architectural and interface compatibility with the AM3357ZCZD27. The processor operates at 300MHz, providing increased performance headroom. The operating temperature range is 0°C ~ 90°C, which is narrower than the original part's -40°C ~ 90°C specification. This part is active in production status and ROHS3 compliant. Selection of this part is appropriate for applications where the lower temperature bound of 0°C is acceptable and where higher processing speed is beneficial.

AM3357BZCZD30: This substitute is the direct performance upgrade variant of the original AM3357ZCZD27. It maintains identical operating temperature range (-40°C ~ 90°C), package geometry, and interface architecture while operating at 300MHz. The part is active in production status and ROHS3 compliant. This part is the preferred substitute when thermal and performance characteristics must remain consistent with the original design specification.

Both substitute parts are active products with current manufacturing support, ensuring long-term availability and supply chain stability compared to the obsolete AM3357ZCZD27.

Frequently Asked Questions (FAQ)

Q: What is the primary difference between AM3352BZCZ30 and AM3357BZCZD30?

A: Both parts operate at 300MHz and share identical interface architecture. The key difference is operating temperature range: AM3352BZCZ30 operates from 0°C to 90°C, while AM3357BZCZD30 operates from -40°C to 90°C. Selection depends on the thermal requirements of the target application.

Q: Are these substitute parts pin-compatible with the AM3357ZCZD27?

A: Both substitute parts use the identical 324-NFBGA (15x15) package with 324-LFBGA case designation. Package geometry and pin count are identical, supporting direct replacement in existing PCB designs.

Q: What is the performance impact of upgrading from 275MHz to 300MHz?

A: The substitute parts operate at 300MHz compared to the original 275MHz. This represents approximately 9% higher clock frequency. All other architectural parameters, including core type, co-processor support, and interface features, remain identical.

Q: Are the substitute parts compliant with the same environmental and regulatory standards?

A: Both substitute parts are ROHS3 compliant and REACH unaffected, matching the original part's compliance status. Moisture sensitivity level remains MSL 3 (168 Hours) for all three parts.

Q: Can I use AM3352BZCZ30 in applications requiring -40°C operation?

A: No. The AM3352BZCZ30 operating temperature range begins at 0°C. For applications requiring -40°C operation, use AM3357BZCZD30, which maintains the original -40°C to 90°C specification.

Q: What is the inventory status of these substitute parts?

A: AM3352BZCZ30 has 2102 pieces in stock. AM3357BZCZD30 has 2082 pieces in stock. Both parts are active products with current manufacturing support.