What is a cross-reference page for M48Z128Y-70PM1?
This page groups mapped replacement options for M48Z128Y-70PM1 so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.
Alternative part analysis
M48Z128Y-70PM1 replacements, alternatives, and cross reference
Compare mapped replacement and alternative options for M48Z128Y-70PM1, then verify package, specifications, and application fit before approval.
Compare M48Z128Y-70PM1 against mapped replacement options
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This product currently does not show a published cross-reference list. Use RFQ support if your team needs an alternative part review.
Specification view
Parameter Comparison Chart
A side-by-side view of the source part and its mapped alternatives so buyers and engineers can screen package, availability, lifecycle, and key descriptors before RFQ.
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| Parameter Comparison Chart | Current part M48Z128Y-70PM1 STMicroelectronics |
|---|---|
| Part Number | M48Z128Y-70PM1 |
| Manufacturer | STMicroelectronics |
| Category | Integrated Circuits (ICs) |
| Subcategory | Memory |
| Package | DIP |
| Series | - |
| Key Attributes | - |
| Description | IC NVSRAM 1M PARALLEL 32PMDIP |
| Lifecycle | - |
| Stock | 47,479 |
| Available | 60,954 |
| Min Order | 1 |
| Datasheet | Available |
| Height Seated (Max) | 9.52mm |
| Mounting Type | Through Hole |
| REACH Status | REACH Unaffected |
| Lead Free | Lead Free |
| Packaging | Tube |
| Part Status | Obsolete |
| Categories | Integrated Circuits (ICs) |
| Terminal Position | DUAL |
| Supply Voltage | 5V |
| Qualification Status | Not Qualified |
| Operating Temperature | 0°C~70°C TA |
| Manufacturer | STMicroelectronics |
| Output Characteristics | 3-STATE |
| Length | 42.8mm |
| Number of Functions | 1 |
| Operating Supply Voltage | 5V |
| Mount | Through Hole |
| Reflow Temperature-Max (s) | NOT SPECIFIED |
| Terminal Pitch | 2.54mm |
| Number of Ports | 1 |
| Termination | Through Hole |
| Memory Type | Non-Volatile |
| Number of Terminations | 32 |
| Number of Pins | 32 |
| Pin Count | 32 |
| Nominal Supply Current | 105mA |
| Peak Reflow Temperature (Cel) | 225 |
| Memory Interface | Parallel |
| Sub-Categories | Memory |
| Word Size | 8b |
| Memory Width | 8 |
| Write Cycle Time - Word, Page | 70ns |
| Access Time (Max) | 70 ns |
| Operating Mode | ASYNCHRONOUS |
| Organization | 128KX8 |
| Output Enable | YES |
| Frequency | 70GHz |
| ECCN | 3A991B2A |
| Subcategory | SRAMs |
| Technology | NVSRAM (Non-Volatile SRAM) |
| Memory Format | NVSRAM |
| Additional Feature | 10 YEARS OF DATA RETENTION; POWER SUPPLY WRITE PROTECTION; BATTERY BACK-UP |
| Package / Case | 32-DIP Module (0.600, 15.24mm) |
| Base Part Number | M48Z128 |
| Standby Current-Max | 0.004A |
| Manufacturer's Part No. | M48Z128Y-70PM1 |
| JESD-609 Code | e3 |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| REACH SVHC | No SVHC |
| ECCN Code | EAR99 |
| HTSUS | 8542.32.0041 |
| Terminal Finish | Matte Tin (Sn) |
| Density | 1 Mb |
| Data Bus Width | 8b |
| Power Supplies | 5V |
| Voltage - Supply | 4.5V~5.5V |
| Memory Size | 1Mb 128K x 8 |
| Actions |
Cross-reference FAQ
Replacement Part Questions
Short answers for teams reviewing M48Z128Y-70PM1 replacement and equivalent-part options.
Does a mapped alternative mean a guaranteed drop-in replacement for M48Z128Y-70PM1?
Not automatically. Cross-reference mapping helps shortlist candidates, but package, electrical behavior, qualification scope, and approval rules still need to be checked before release.
Which parameters should teams compare first for M48Z128Y-70PM1 alternatives?
Start with package, series, key attributes, lifecycle status, stock position, datasheet access, and the mapped pin-to-pin or cross-reference note. Then confirm application-specific requirements in the datasheet and RFQ stage.
Can I request a quote for an alternative to M48Z128Y-70PM1?
Yes. Use the product links or RFQ actions on this page to request pricing, availability, documentation, and sourcing support for any listed alternative part.
Is M48Z128Y-70PM1 obsolete, and what replacement should buyers review first?
Check the lifecycle row on this page first. If buyers need a fast starting point, the strongest mapped replacement currently surfaced here is , followed by the other alternatives shown in the comparison table.
Engineering support
Need help validating the replacement path?
If your team is unsure whether a mapped alternative to M48Z128Y-70PM1 from STMicroelectronics is really usable, contact us for help on package fit, pin compatibility, key parameter gaps, and qualification-facing review questions.
Contact a hardware engineer
Email our engineering support contact at [email protected], or use the contact page if the question should be routed across sourcing, engineering, and support.
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Package and pin compatibility
Review whether the alternate path looks credible from package, footprint, and pin-level perspectives.
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Parameter and function gaps
Surface the electrical, interface, or application-fit questions that still need confirmation before approval.
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Qualification and approval prep
Organize the documentation, datasheet evidence, and validation checkpoints your internal team may still require.