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UPSD3254A-40U6 — tqfp100 package (representative)
tqfp100
Representative of package type
ST

UPSD3254A-40U6

Microcontroller · TQFP80 · Microcontroller
Part Status: Obsolete
Manufacturer
ST
Mfr Part #
UPSD3254A-40U6
Series
uPSD325x
Category
Microcontroller
Datasheet
View datasheet ↗
Availability & Pricing
ZDI Price$31.85
Market range$31.85
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Product Attributes

Electrical & Parametric
Core8032
Flash256KB
Sram32KB
Freq40MHz
Physical & Thermal
Package / CaseTQFP80
Mounting TypeSurface Mount
SeriesuPSD325x
Operating Temperature-40°C ~ 85°C
Classification & Lifecycle
CategoryMicrocontroller
TypeMicrocontroller
Part StatusObsolete

8-bit 8032 MCU, 256KB Flash, 32KB SRAM, CPLD, 40 MHz

Environmental & Export Classifications

RoHS Status
RoHS Compliant
REACH Status
Moisture Sensitivity (MSL)
ECCN
HTSUS

Price History & Market Reference

Market Price Range

High$31.85
Low$31.85
Last$31.85

ZDI Transaction

Last ZDI price$31.85

Pricing reflects ZDI's transaction and market-reference data. Firm pricing confirmed per RFQ against current availability.

Engineering FAQ

answers from this part's real data
UPSD3254A-40U6 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 UPSD3254A-40U6?
Core: 8032; Flash: 256KB; Sram: 32KB; Freq: 40MHz.
What package is UPSD3254A-40U6 supplied in?
UPSD3254A-40U6 is supplied in the TQFP80 package, surface mount, rated -40°C ~ 85°C.
Can ZDI source UPSD3254A-40U6 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

UPSD3254A-40U6 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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