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UPD431000-AGW70LL — TSSOP / SSOP / MSOP package (representative)
TSSOP / SSOP / MSOP
Representative of package type
NEC Electronics Corp

UPD431000-AGW70LL

SRAM · SOP-32 · Memory
Part Status: Obsolete In demand
Data last refreshed Jun 18, 2026
Manufacturer
NEC Electronics Corp
Mfr Part #
UPD431000-AGW70LL
Series
UPD431000A
Category
SRAM
Datasheet
View datasheet ↗
Availability & Pricing
Unit PriceRequest a Quote
Sourcing channels15
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Cross Reference for UPD431000-AGW70LL

Alliance Memory published cross-reference · uPD431000AGW-70L family

ZD Integrated Circuits is an authorized distributor of Alliance Memory. Alliance Memory publishes the parts below as cross-references for the uPD431000AGW-70L family, which includes UPD431000-AGW70LL. Confirm speed grade, temperature range and package against the datasheet before substituting.

Alliance Memory partFamilyTechnologyDensityOrganizationMatch
AS6C1008-55BIN AS6C1008-55SIN Low Power Asynchronous SRAM1M128K x 8 Family Quote →
AS6C1008-55BINTR AS6C1008-55SIN Low Power Asynchronous SRAM1M128K x 8 Family Quote →
AS6C1008-55SIN AS6C1008-55SIN Low Power Asynchronous SRAM1M128K x 8 Family Quote →
AS6C1008-55SINL AS6C1008-55SIN Low Power Asynchronous SRAM1M128K x 8 Family Quote →
AS6C1008-55SINLTR AS6C1008-55SIN Low Power Asynchronous SRAM1M128K x 8 Family Quote →
AS6C1008-55SINTR AS6C1008-55SIN Low Power Asynchronous SRAM1M128K x 8 Family Quote →
AS6C1008-55STIN AS6C1008-55SIN Low Power Asynchronous SRAM1M128K x 8 Family Quote →
AS6C1008-55STINL AS6C1008-55SIN Low Power Asynchronous SRAM1M128K x 8 Family Quote →
AS6C1008-55STINLTR AS6C1008-55SIN Low Power Asynchronous SRAM1M128K x 8 Family Quote →
AS6C1008-55STINTR AS6C1008-55SIN Low Power Asynchronous SRAM1M128K x 8 Family Quote →
Source: Alliance Memory published cross-reference data · alliancememory.com ↗

Product Attributes

Electrical & Parametric
Memory Size1 Mb
Organization128K x 8
Access Time70 ns
Voltage5 V
Physical & Thermal
Package / CaseSOP-32
Mounting TypeSurface Mount
SeriesUPD431000A
Classification & Lifecycle
CategorySRAM
TypeMemory
Part StatusObsolete

1Mb (128Kx8) CMOS static RAM, 70 ns access, low-power

Environmental & Export Classifications

RoHS Status
Non-Compliant

Availability & Sourcing

15 sources
SourceMfrQtyDate CodeConditionStatus
Market NEC 136 9845 — Available RFQ
Market NEC 4000 — — Available RFQ
Market — 1913 — — Available RFQ
Market NEC 1180 95+ — Available RFQ
Market NEC 1169 00+ — Available RFQ
Market NEC 530 00+ — Available RFQ
Market NEC 91 0108 — Available RFQ
Market NEC Corporation 50 — — Available RFQ
Market NEC ELECTRONICS 45 — — Available RFQ
Market NEC 25 9822+ — Available RFQ
Market NEC 10 — — Available RFQ
Market NEC 9 NEW — Available RFQ
Market NEC 8 01 — Available RFQ
Market NEC 10500 25+ — Available RFQ
Market UMC 15898 — — Available RFQ

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

Part Activity

recent searches, RFQs & offers
UPD431000-AGW70LL viewed on the web · Web User
UPD431000-AGW70LL viewed on the web · Web User
UPD431000-AGW70LL viewed on the web · Web User
UPD431000-AGW70LL viewed on the web · Web User
UPD431000-AGW70LL viewed on the web · Web User
UPD431000-AGW70LL viewed on the web · Web User
UPD431000-AGW70LL viewed on the web · Web User
UPD431000-AGW70LL viewed on the web · Web User

Recent search and sourcing activity for UPD431000-AGW70LL.

Engineering FAQ

Is there an Alliance Memory cross-reference for UPD431000-AGW70LL?
Alliance Memory publishes 10 cross-references for the uPD431000AGW-70L family, which includes UPD431000-AGW70LL: AS6C1008-55BIN, AS6C1008-55BINTR, AS6C1008-55SIN, AS6C1008-55SINL, AS6C1008-55SINLTR, …. ZD Integrated Circuits is an authorized distributor of Alliance Memory — confirm speed grade, temperature range and package against the datasheet, then request a quote for pricing and lead time.
UPD431000-AGW70LL 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 UPD431000-AGW70LL?
Memory Size: 1 Mb; Organization: 128K x 8; Access Time: 70 ns; Voltage: 5 V.
What package is UPD431000-AGW70LL supplied in?
UPD431000-AGW70LL is supplied in the SOP-32 package, surface mount.
Can ZDI source UPD431000-AGW70LL 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

UPD431000-AGW70LL 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.

Related Parts

from NEC Electronics Corp

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