Equivalent & Substitute Parts for Renesas 7007S25J/C

Part Overview

The Renesas 7007S25J/C is a 256Kbit dual-port asynchronous SRAM with parallel interface, housed in a 68-PLCC package. This component is classified as obsolete, which necessitates identification of functionally equivalent alternatives for ongoing system support and new designs. The part operates within the 4.5V to 5.5V supply range with a 25 ns access time and is suitable for applications requiring high-speed volatile memory with dual-port architecture.

Substiute Parts

7007S25J/C

Renesas Electronics CorporationIn Stock: 8717007S25J/C Datasheet

Current PartRFQ

7007L15JG

Renesas Electronics CorporationIn Stock: 7887007L15JG Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 7007S25J/C is determined by the following critical parameters:

• Memory Capacity & Organization: Must maintain 256Kbit capacity with 32K x 8 organization to ensure address and data bus compatibility
• Dual-Port Asynchronous Architecture: The memory technology must remain SRAM dual-port asynchronous to preserve functional behavior
• Parallel Interface: Data access method must remain parallel to maintain system integration without protocol conversion
• Package Compatibility: The 68-PLCC (24.21x24.21) form factor ensures mechanical and electrical pin compatibility with existing PCB layouts
• Voltage Supply Range: Must operate within 4.5V ~ 5.5V to integrate with existing power distribution systems
• Operating Temperature Range: Must support 0°C ~ 70°C to match system environmental specifications

The Renesas 7007L15JG meets all substitution criteria while offering improved performance characteristics.

Parameter Comparison

Engineering Selection Recommendations

The 7007L15JG is a direct functional substitute for the 7007S25J/C. Both components share identical memory capacity, organization, interface architecture, and package specifications. The substitute part offers superior performance with 15 ns access and write cycle times compared to the 25 ns specification of the original part, providing timing margin improvement for existing designs.

The 7007L15JG carries Active product status, ensuring continued availability and supply chain stability. The part is ROHS3 compliant, meeting current environmental and regulatory requirements, whereas the original 7007S25J/C is non-compliant. Both components maintain identical voltage supply ranges and operating temperature specifications, ensuring seamless integration into existing systems without circuit modification.

Frequently Asked Questions (FAQ)

Q: Can the 7007L15JG replace the 7007S25J/C in existing designs without PCB modification?

A: Yes. Both parts use identical 68-PLCC packaging with matching pin assignments and electrical specifications. No PCB layout changes are required.

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

A: The 7007L15JG provides faster memory access and write cycle times (15 ns versus 25 ns). This represents a performance improvement while maintaining full backward compatibility.

Q: Are there any voltage or temperature compatibility concerns?

A: No. Both parts operate within the same 4.5V ~ 5.5V supply range and 0°C ~ 70°C temperature specification.

Q: Why is the original part listed as obsolete?

A: The 7007S25J/C is classified as obsolete by the manufacturer. The 7007L15JG is the active equivalent, ensuring long-term availability and supply continuity.

Q: Does the substitute part meet current environmental compliance standards?

A: Yes. The 7007L15JG is ROHS3 compliant. The original 7007S25J/C is non-compliant with current RoHS standards.

Q: Are the moisture sensitivity levels identical?

A: Yes. Both parts carry MSL 3 (168 Hours) classification, requiring identical handling and storage protocols.