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U2538B — SOIC-8 package (representative)
SOIC-8
Representative of package type
TEMIC

U2538B

IR Receiver Preamplifier · SO-8 · Interface
Part Status: Obsolete
Data last refreshed Jun 18, 2026
Manufacturer
TEMIC
Mfr Part #
U2538B
Category
IR Receiver Preamplifier
Datasheet
View datasheet ↗
Availability & Pricing
ZDI Price$7.00
Last transacted2006-04-03
Market range$7.00
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Product Attributes

Electrical & Parametric
Supply Voltage2.5 V ~ 5.5 V
Supply Current0.35 mA typ
Physical & Thermal
Package / CaseSO-8
Mounting TypeSurface Mount
Operating Temperature-40°C ~ 85°C
Classification & Lifecycle
CategoryIR Receiver Preamplifier
TypeInterface
Part StatusObsolete

Low-current IR receiver IC for data communication, 20-60 kHz carrier

Price History & Market Reference

Market Price Range

High$7.00
Low$7.00
Last$7.00
Price as of2006-04-03

ZDI Transaction

Last ZDI price$7.00
As of2006-04-03

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

Part Activity

recent searches, RFQs & offers
U2538B viewed on the web · Web User
U2538B viewed on the web · Web User
U2538B viewed on the web · Web User
U2538B viewed on the web · Web User
U2538B viewed on the web · Web User
U2538B viewed on the web · Web User
U2538B viewed on the web · Web User
U2538B viewed on the web · Web User

Recent search and sourcing activity for U2538B.

Engineering FAQ

U2538B 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 U2538B?
Supply Voltage: 2.5 V ~ 5.5 V; Supply Current: 0.35 mA typ.
What package is U2538B supplied in?
U2538B is supplied in the SO-8 package, surface mount, rated -40°C ~ 85°C.
Can ZDI source U2538B 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

U2538B 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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