LE25FU206AMB-TLM-H Equivalent & Substitute Parts

Part Overview

The LE25FU206AMB-TLM-H is a 2Mbit serial flash memory IC manufactured by onsemi, currently classified as obsolete. This component is a non-volatile memory device designed for embedded systems requiring persistent data storage. Due to its obsolete status, identifying functionally equivalent active alternatives is essential for design continuity and procurement reliability. The substitute part LE25U20AMB-AH provides equivalent memory capacity and interface specifications while maintaining active product status.

Substiute Parts

LE25FU206AMB-TLM-H
onsemiIn Stock: 736LE25FU206AMB-TLM-H Datasheet
LE25FU206AMB-TLM-H
Current Part
LE25U20AMB-AH
onsemiIn Stock: 10365LE25U20AMB-AH Datasheet
LE25U20AMB-AH
Similar

Key Parameters

Parameter LE25FU206AMB-TLM-H
Manufacturer onsemi
Category Memory
Memory Size 2Mbit
Product Status Obsolete
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS Code 8542.32.0071

Substitute Part Grouping Explanation

The LE25U20AMB-AH qualifies as a direct substitute based on the following alignment of critical parameters:

  • Memory Capacity: Both devices provide 2Mbit storage capacity
  • Manufacturer: Both manufactured by onsemi, ensuring design consistency and supply chain continuity
  • Memory Category: Both are flash memory ICs within the same product family
  • Regulatory Compliance: Both share identical REACH status (REACH Unaffected), ECCN classification (EAR99), and HTSUS code (8542.32.0071)
  • Moisture Sensitivity: Both rated at MSL 3 (168 Hours), indicating equivalent handling and storage requirements

The primary distinction is product status: LE25U20AMB-AH maintains active production status, addressing the obsolescence constraint of the original part.

Parameter Comparison

Parameter LE25FU206AMB-TLM-H LE25U20AMB-AH
Manufacturer onsemi onsemi
Category Memory Memory
Memory Size 2Mbit 2Mbit
Memory Format FLASH FLASH
Memory Organization Not specified 256K x 8
Memory Interface Serial SPI
Clock Frequency Not specified 30 MHz
Voltage Supply Range Not specified 2.3V ~ 3.6V
Operating Temperature Not specified -40°C ~ 85°C (TA)
Package / Case Not specified 8-SOIC (0.154", 3.90mm Width)
Mounting Type Not specified Surface Mount
Product Status Obsolete Active
MSL Rating 3 (168 Hours) 3 (168 Hours)
REACH Status REACH Unaffected REACH Unaffected
ECCN EAR99 EAR99
HTSUS Code 8542.32.0071 8542.32.0071

Engineering Selection Recommendations

The LE25U20AMB-AH is the designated substitute for LE25FU206AMB-TLM-H based on the following factors:

  • Regulatory Alignment: Both parts maintain identical REACH compliance status and export classification, eliminating regulatory substitution barriers.
  • Supply Chain Continuity: The substitute part maintains active production status with substantial inventory availability (10,300 pcs), ensuring long-term procurement reliability compared to the obsolete original part.
  • Compliance Consistency: Both components share identical MSL ratings and tariff classifications, supporting equivalent handling and logistics protocols.

Frequently Asked Questions (FAQ)

Q: Can LE25U20AMB-AH directly replace LE25FU206AMB-TLM-H in existing designs?

A: Both parts are 2Mbit flash memory devices from onsemi with identical regulatory classifications and MSL ratings. The substitute maintains the same memory capacity and serial interface specification. Design validation should confirm compatibility with the specific interface protocol and electrical parameters of your application.

Q: What is the primary reason for substitution?

A: The original part LE25FU206AMB-TLM-H is classified as obsolete, creating procurement risk. The LE25U20AMB-AH provides equivalent memory specifications while maintaining active production status.

Q: Are there packaging differences between these parts?

A: The substitute part LE25U20AMB-AH is specified as 8-SOIC surface mount package. Packaging details for the original part were not provided in the reference data. Physical package compatibility should be confirmed during design integration.

Q: Do both parts meet the same regulatory requirements?

A: Yes. Both parts share identical REACH status (REACH Unaffected), ECCN classification (EAR99), and HTSUS tariff code (8542.32.0071), indicating equivalent regulatory compliance for export and environmental standards.

Q: What is the MSL rating for these components?

A: Both the original and substitute parts are rated MSL 3 (168 Hours), requiring identical moisture control and handling procedures during storage and assembly.

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