Equivalent & Substitute Parts for Renesas 7130SA25TF

Part Overview

The Renesas 7130SA25TF is an 8Kbit dual-port asynchronous SRAM memory IC in a 64-TQFP package with 25 ns access time. This component is classified as obsolete, which necessitates identification of functionally equivalent alternatives for ongoing system support and new designs. The part operates within a 4.5V to 5.5V supply range and is suitable for applications requiring parallel memory interface architecture.

Substiute Parts

7130SA25TF

Renesas Electronics CorporationIn Stock: 10377130SA25TF Datasheet

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7130LA20TFG

Renesas Electronics CorporationIn Stock: 12897130LA20TFG Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 7130SA25TF is determined by the following critical parameters:

• Memory Capacity & Organization: Must maintain 8Kbit capacity with 1K x 8 organization
• Interface Architecture: Must support dual-port asynchronous parallel memory interface
• Package Compatibility: Must use 64-TQFP (10x10) surface mount package
• Voltage Specification: Must operate within 4.5V ~ 5.5V supply range
• Temperature Range: Must support 0°C ~ 70°C operating temperature
• Access Time: Substitute parts with equal or faster access time are functionally compatible

The 7130LA20TFG qualifies as a direct substitute based on matching memory capacity, organization, interface type, package, voltage range, and temperature specifications. The faster 20 ns access time represents an improvement over the original 25 ns specification.

Parameter Comparison

Engineering Selection Recommendations

The 7130LA20TFG is the qualified substitute for the obsolete 7130SA25TF. Selection of the substitute part is supported by the following factors:

• Product Status: The 7130LA20TFG maintains active production status, ensuring long-term availability and supply chain continuity
• Functional Equivalence: Identical memory capacity, organization, interface type, package, and voltage specifications ensure direct compatibility
• Performance Enhancement: The 20 ns access and write cycle time specification exceeds the original 25 ns requirement, providing improved timing margins
• Regulatory Compliance: The 7130LA20TFG achieves ROHS3 compliance, whereas the original part is non-compliant, supporting modern manufacturing and environmental standards
• Moisture Sensitivity: Both parts maintain identical MSL 3 rating, requiring equivalent handling procedures

Frequently Asked Questions (FAQ)

Q: Can the 7130LA20TFG be used as a direct replacement for the 7130SA25TF?

A: Yes. Both parts share identical memory capacity (8Kbit), organization (1K x 8), interface architecture (dual-port asynchronous parallel), package type (64-TQFP 10x10), voltage range (4.5V ~ 5.5V), and operating temperature (0°C ~ 70°C). The faster access time of the substitute part is compatible with designs specified for the original part.

Q: What is the primary difference between these two parts?

A: The 7130LA20TFG features faster access and write cycle times (20 ns versus 25 ns) and maintains active product status with ROHS3 compliance. The original 7130SA25TF is obsolete and non-compliant.

Q: Are there any package or pinout differences?

A: No. Both parts use the 64-TQFP (10x10) surface mount package with identical pinout and footprint requirements.

Q: What are the moisture sensitivity requirements for storage?

A: Both parts carry MSL 3 rating, requiring storage at or below 30°C and 85% relative humidity, with a floor life of 168 hours after exposure to higher humidity conditions.

Q: Is the 7130LA20TFG suitable for new designs?

A: Yes. The active product status and ROHS3 compliance make the 7130LA20TFG the appropriate choice for new designs requiring 8Kbit dual-port asynchronous SRAM in a 64-TQFP package.