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Toshiba

TC554161FTI-85V

SRAM · TSOP-II-54 · Memory
Part Status: Obsolete In demand
Data last refreshed Jul 31, 2026
Manufacturer
Toshiba
Mfr Part #
TC554161FTI-85V
Series
TC554161
Category
SRAM
Datasheet
View datasheet ↗
Availability & Pricing
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Sourcing channels5
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Product Attributes

Electrical & Parametric
Organization256K x 16
Access Time85 ns
Voltage5 V
Physical & Thermal
Package / CaseTSOP-II-54
Mounting TypeSurface Mount
SeriesTC554161
Classification & Lifecycle
CategorySRAM
TypeMemory
Part StatusObsolete

4Mb (256Kx16) CMOS SRAM, 85 ns access, TSOP-II-54

Availability & Sourcing

5 sources
SourceMfrQtyDate CodeConditionStatus
Market Toshiba America 35 9627 Available RFQ
Market TOSHIBA 26 . Available RFQ
Market TOSHIBA 25 Available RFQ
Market Toshiba 26 Available RFQ
Market Toshiba 35 199627 Available RFQ

ZDI Stock — in our warehouse · Market — offers available through our sourcing network · Live — recent offers from our sourcing network.

Part Activity

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Recent search and sourcing activity for TC554161FTI-85V.

Engineering FAQ

TC554161FTI-85V is marked Obsolete — how does ZDI assure authenticity?
Obsolete and end-of-life parts carry elevated counterfeit risk, which is exactly why ZDI routes every lot through the full EQuality Process™ — validation, QI-1 and QI-2/camera inspection, RoHS verification, bake and bag-and-tag, and QI-3 final inspection — with source-country supplier vetting and full lot traceability before release.
What are the key specifications of TC554161FTI-85V?
Organization: 256K x 16; Access Time: 85 ns; Voltage: 5 V.
What package is TC554161FTI-85V supplied in?
TC554161FTI-85V is supplied in the TSOP-II-54 package, surface mount.
Can ZDI source TC554161FTI-85V beyond the quantities shown?
Yes — ZD Integrated Circuits specializes in sourcing hard-to-find, obsolete, and excess electronic components through its global network, with counterfeit-avoidance inspection on every lot. Submit an RFQ with your target quantity for availability and pricing.

Documents & Media

Quality & Counterfeit Avoidance

ISO 9001 ERAI Member ESD Certified GIDEP Participant ZDI EQuality Process CAGE Code 1V8K2

ZD Integrated Circuits operates an ISO 9001-certified quality system incorporating JEDEC-standard process-control elements. In an era of global sourcing and internet procurement, standards compliance alone no longer assures component authenticity — so ZDI pioneered a multi-layered counterfeit-avoidance program: supplier analysis at the source-country level, detailed component analysis, defined inspection standards for all incoming devices, and stringent supplier rating and review. These programs let ZDI guarantee the integrity and the source of every component it ships.

Every lot moves through ZDI's EQuality Process™ — validation, QI-1 and QI-2/camera inspection, RoHS verification, bake and bag-and-tag, and QI-3 final inspection — with Quality-Manager disposition before release. Nonconforming material is quarantined; conforming material is warehoused or shipped.

Multi-stage EQuality Process™ inspection (QI-1 · QI-2/camera · QI-3)
Source-country supplier analysis, rating & review
Incoming inspection, RoHS verification, bake, full lot traceability
ESD-controlled handling · authentic parts guaranteed

TC554161FTI-85V is marked Obsolete. Obsolete and end-of-life parts carry elevated counterfeit risk — exactly why ZDI routes them through the full EQuality Process™ with source-country supplier vetting, inspection, and traceability.

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