Equivalent & Substitute Parts for Renesas 512MILF Clock Generator

Part Overview

The Renesas 512MILF is a Clock Generator IC operating at 160MHz maximum frequency in an 8-SOIC surface mount package. This device features integrated PLL with bypass capability, accepts clock or crystal input, and delivers CMOS output. The 512MILF is classified as obsolete, making identification of active equivalent and substitute parts essential for ongoing design support and production continuity. Substitute parts must maintain functional compatibility across input/output characteristics, voltage supply range, operating temperature, and physical packaging.

Substiute Parts

512MILF

Renesas Electronics CorporationIn Stock: 3447512MILF Datasheet

Current PartRFQ

5P35021-000NDG2

Renesas Electronics CorporationIn Stock: 11845P35021-000NDG2 Datasheet

MFR RecommendedRFQ

NB3N502DG

onsemiIn Stock: 1547NB3N502DG Datasheet

MFR RecommendedRFQ

NB3N502DR2G

onsemiIn Stock: 3083NB3N502DR2G Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the 512MILF are identified based on the following critical parameters that determine functional interchangeability:

Primary Compatibility Criteria:

• Package / Case: 8-SOIC (0.154", 3.90mm Width) — physical and electrical pin compatibility
• Voltage - Supply: 3V ~ 5.5V — power supply range compatibility
• Operating Temperature: -40°C ~ 85°C — thermal operating range
• PLL: Yes with Bypass — functional architecture requirement
• Input Type: Clock, Crystal — input signal compatibility
• Ratio - Input:Output: 1:2 — frequency multiplication ratio
• Mounting Type: Surface Mount — assembly process compatibility

Identified Substitutes:

The NB3N502DG and NB3N502DR2G (onsemi) are qualified substitutes. Both parts maintain identical package, voltage supply, operating temperature, PLL architecture, input/output characteristics, and input:output ratio as the 512MILF. The NB3N502 series operates at 190MHz maximum frequency, exceeding the 512MILF specification and providing enhanced performance margin. Both parts are active products with current manufacturing status.

The 5P35021-000NDG2 (Renesas) is listed as a manufacturer-recommended alternative but lacks sufficient detailed parameter specification in the provided data to establish complete functional equivalence verification.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitutes: NB3N502DG and NB3N502DR2G

Both onsemi NB3N502 variants are active products with full parameter alignment to the 512MILF across all critical compatibility criteria. The NB3N502DR2G in Tape & Reel packaging is preferred for high-volume production environments. The NB3N502DG in Tube packaging is suitable for lower-volume or prototype applications. Both parts exceed the 512MILF frequency specification at 190MHz, providing performance margin for existing designs. ROHS3 compliance and MSL 1 rating match the original part requirements.

Secondary Alternative: 5P35021-000NDG2

The 5P35021-000NDG2 is identified as a Renesas manufacturer-recommended alternative and maintains active product status. However, complete parameter specification is not provided in the available data. This part may be considered where Renesas product continuity is a design requirement, subject to verification of package compatibility and electrical parameters against design specifications.

Frequently Asked Questions (FAQ)

Q: Can NB3N502DG or NB3N502DR2G directly replace the 512MILF without circuit modification?

A: Yes. Both onsemi parts maintain identical package footprint (8-SOIC), voltage supply range (3V ~ 5.5V), operating temperature range (-40°C ~ 85°C), PLL architecture with bypass, input/output signal types, and input:output frequency ratio (1:2). Pin-level compatibility is established across these parameters.

Q: What is the difference between NB3N502DG and NB3N502DR2G?

A: Both parts are electrically identical. The difference is packaging format: NB3N502DG is supplied in Tube packaging, while NB3N502DR2G is supplied in Tape & Reel (TR) format. Tape & Reel is standard for automated assembly and high-volume production. Tube packaging is typical for lower-volume or manual assembly scenarios.

Q: Why does the NB3N502 series operate at 190MHz when the 512MILF is rated at 160MHz?

A: The NB3N502 series has a higher maximum frequency specification (190MHz) than the 512MILF (160MHz). This represents enhanced performance capability and provides additional frequency margin for existing circuit designs. The higher specification does not create incompatibility; circuits designed for 160MHz operation remain fully functional with the NB3N502 series.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. The NB3N502DG, NB3N502DR2G, and 5P35021-000NDG2 are all ROHS3 compliant, matching the 512MILF compliance status.

Q: What is the Moisture Sensitivity Level (MSL) for substitute parts?

A: Both NB3N502 variants carry MSL 1 (Unlimited) rating, identical to the 512MILF. This indicates no moisture sensitivity restrictions for storage or handling.

Q: Is the 5P35021-000NDG2 a direct replacement?

A: The 5P35021-000NDG2 is identified as a Renesas manufacturer-recommended alternative and maintains active product status. Complete electrical and package parameter specification is not provided in the available data. Verification against specific design requirements is necessary before implementation.