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ZD Integrated Circuits is an authorized distributor of Alliance Memory. Alliance Memory publishes the part below as cross-reference for the AM29F040B family, which includes AM29F040B-55JF. Confirm speed grade, temperature range and package against the datasheet before substituting.
| Alliance Memory part | Family | Technology | Density | Organization | Match | |
|---|---|---|---|---|---|---|
| AS29CF040-55CCIN | AS29CF040-55CCIN | Parallel 5V NOR Flash | 4Mb | 512K x 8 | Family | Quote → |
4 Mbit (512K x 8) 5V CMOS sector-erase Flash, 55 ns access
| Source | Mfr | Qty | Date Code | Condition | Status | |
|---|---|---|---|---|---|---|
| Market | AMD | 4398 | — | — | Available | RFQ |
| Market | AMD | 4 | 07 | — | Available | RFQ |
| Market | AMD | 4 | 1416+ | — | Available | RFQ |
| Market | AMD | 12600 | 25+ | — | Available | RFQ |
| Market | SPANSION | 19399 | — | — | Available | RFQ |
| Market | AMD | 13254 | 1326+ | — | Available | RFQ |
| Market | AMD | 9856 | 14+ | — | Available | RFQ |
| Market | AMD | 9000 | — | — | Available | RFQ |
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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.
AM29F040B-55JF 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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