
Manufacturer Part #
25LC256T-I/ST
25LC256 Series 256 Kbit (32K x 8) 5.5 V SMT SPI Bus Serial EEPROM - TSSOP-8
Microchip 25LC256T-I/ST - Product Specification
Shipping Information:
ECCN:
PCN Information:
*****FPCN114582 UPDATE/MATERIAL CHANGEQualification of QMI519 as a new die attach material and CuPdAu as a new bond wire material for various products available in PLCC, QSOP, SOIC, SOIJ, SSOP, TSSOP, MQFP, TQFP, DFN, QFN, QFN-S, SQFN, TDFN, UDFN, UQFN, VDFN, VQFN, WQFN and TQFP packages assembled at MP3A, MTAI and MMT sites.*Re-issued the final notification to update the qualification report list, which now includes either a link to the qual report or an attached PDF file for each CCB. Updated the affected CPN list to removed EOL'ed CPNS: ATECC608A-MAHLG-T, ATECC608A-MAHVL-T, ATECC608AMAHVM-T, ATECC508A-MAHPH-S, ATECC508A-MAHUW-T, ATECC608B-MAH5O-T, ATECC508AMAHKN-T, ATECC608B-MAHAF-S, ATECC508A-MAHKN-S, ATECC508A-MAH1A-T, ATECC608AMAH4K-T, ATECC608A-MAH3P-T, ATECC608A-MAH3Q-S, ATECC608A-MAH4W-T, ATECC608AMAHAC-S, ATECC608A-MAHD3-S, ATECC608A-MAHGA-T, ATECC608A-MAHGX-T, ATECC508AMAH2E-T, ATECC608A-MAH2B-T, ATECC608A-MAH2G-S, ATECC608A-MAHT2-B, ATECC508AMAH1C-S, ATECC508A MAH1Q-S, ATECC508A-MAH1Q-T, ATECC608A-MAH1G-S, ATECC608AMAH1G-T, ATECC608A-MAH1K-S, ATECC508A-MAHWW-S, ATECC508A-MAHWW-T, ATECC608B-MAHAK-S, ATECC608B-MAHPA-T, ATECC608B-MAHSB-T, ATECC608B-MAHSC-T,ATECC608A MAH2U-T, ATECC608A-MAH2V-S, ATECC608A-MAH2X-S, ATECC608A-MAH2Y-S, ATECC608A-MAH3J-T and ATECC608A-MAH1W-T.
Description of Change:Qualification of QMI519 as a new die attach material and CuPdAu as a new bond wire material for various products available in PLCC, QSOP, SOIC, SOIJ, SSOP, TSSOP, MQFP, TQFP, DFN, QFN, QFN-S, SQFN, TDFN, UDFN, UQFN, VDFN, VQFN, WQFN and TQFP packages assembled at MP3A, MTAI and MMT sites.Reason for Change:To improve manufacturability by qualifying QMI519 as a new die attach to standardize the use of PFAS free material and CuPdAu as a new bond wire material.September 03, 2025 (date code: 2536)
PCN Status:Final NotificationPCN Type:Manufacturing ChangeDescription of Change:Qualification of palladium coated copper with gold flash (CuPdAu) bond wire for selected products available in 8L TSSOP (4.4mm) package assembled at MMT assembly site.Impacts to Data Sheet:NoneReason for Change:To improve on-time delivery performance by qualifying palladium coated copper with gold flash (CuPdAu) bond wire.Change Implementation Status:In ProgressEstimated First Ship Date:March 17, 2022 (date code: 2212)
Description of Change:Qualification of palladium coated copper with gold flash (CuPdAu) bond wire for selected products available in 8L TSSOP (4.4mm) package assembled at MMT assembly site.Reason for Change:To improve on-time delivery performance by qualifying palladium coated copper with gold flash (CuPdAu) bond wire.
Part Status:
Microchip 25LC256T-I/ST - Technical Attributes
Memory Density: | 256kb |
Memory Organization: | 32 K x 8 |
Supply Voltage-Nom: | 2.5V to 5.5V |
Clock Frequency-Max: | 10MHz |
Write Cycle Time-Max (tWC): | 5ms |
Package Style: | TSSOP-8 |
Mounting Method: | Surface Mount |
Features & Applications
Available Packaging
Package Qty:
2500 per Reel
Package Style:
TSSOP-8
Mounting Method:
Surface Mount