AT25DF321A-MH-YAlternatives & Equivalent Parts
About AT25DF321A-MH-Y
AT25DF321A-MH-Y is a Integrated Circuit component manufactured by Adesto Technologies. It comes in a Small Outline No-lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | AT25DF321A-MH-YSource | 93LC46BT-I/OT | ST3232EBTR | USB2514B-AEZC |
|---|---|---|---|---|
| Manufacturer | Adesto Technologies | Microchip | STMicroelectronics | Microchip |
| Package Type | Small Outline No-lead | SOT23 (6-Pin) | Small Outline Packages | Quad Flat No-Lead |
| Pin Count | 8 | 6 | 16 | 36 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | ~ 85.0°C |
| Price | — | $0.2284 | $0.4420 | $1.7830 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | TRANSFERRED | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Clock Frequency-Max (fCLK) | 85 MHz | 2 MHz | — | — |
| Data Retention Time-Min | 20 | 200 | — | — |
| Endurance | 100000 Write/Erase Cycles | 1000000 Write/Erase Cycles | — | — |
| JESD-30 Code | R-PDSO-N8 | R-PDSO-G6 | R-PDSO-G16 | S-XQCC-N36 |
| JESD-609 Code | e4 | e3 | e3 | e3 |
| Memory Density | 33554432 bit | 1024 bit | — | — |
| Memory IC Type | FLASH | EEPROM | — | — |
| Memory Width | 8 | 16 | — | — |
| Number of Functions | 1 | 1 | 2 | — |
| Number of Words | 4194304 words | 64 words | — | — |
| Number of Words Code | 4000000 | 64 | — | — |
| Operating Mode | SYNCHRONOUS | SYNCHRONOUS | — | — |
| Organization | 4MX8 | 64X16 | — | — |
| Output Characteristics | 3-STATE | 3-STATE | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | UNSPECIFIED |
| Package Equivalence Code | SOLCC8,.25 | TSOP5/6,.11,37 | TSSOP16,.25 | LCC36,.24SQ,20 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Parallel/Serial | SERIAL | SERIAL | — | — |
| Programming Voltage | 3 V | 2.5 V | — | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — |
| Serial Bus Type | DSPI | MICROWIRE | — | — |
| Standby Current-Max | 0.00001 A | 0.000001 A | — | — |
| Supply Current-Max | 0.02 mA | 0.002 mA | 1 mA | 80 mA |
| Supply Voltage-Max (Vsup) | 3.6 V | 5.5 V | — | — |
| Supply Voltage-Min (Vsup) | 2.7 V | 1.8 V | — | — |
| Supply Voltage-Nom (Vsup) | 3 V | 2.5 V | — | — |
| Surface Mount | YES | YES | YES | YES |
| Technology | CMOS | CMOS | — | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | OTHER |
| Terminal Finish | NICKEL PALLADIUM GOLD | Matte Tin (Sn) | Matte Tin (Sn) - annealed | Matte Tin (Sn) |
| Terminal Form | NO LEAD | GULL WING | GULL WING | NO LEAD |
| Terminal Pitch | 1.27 mm | 0.95 mm | 0.65 mm | 0.5 mm |
| Terminal Position | DUAL | DUAL | DUAL | QUAD |
| Type | NOR TYPE | — | — | — |
| Write Protection | HARDWARE/SOFTWARE | SOFTWARE | — | — |
| Pbfree Code | — | Yes | — | — |
| Manufacturer Package Code | — | SOT-23-6 | — | VQFN-36 |
| Factory Lead Time | — | 6 Weeks | 10 Weeks | 1 Week |
| YTEOL | — | 8 | 7.2 | 14 |
| Number of Ports | — | 1 | — | — |
| Peak Reflow Temperature (Cel) | — | 260 | 260 | 260 |
| Time@Peak Reflow Temperature-Max (s) | — | 40 | 30 | — |
| Write Cycle Time-Max (tWC) | — | 6 ms | — | — |
| ## 93LC46BT-I/OT Alternates Showing results | — | Image | — | — |
| Differential Output | — | — | NO | — |
| Driver Number of Bits | — | — | 2 | — |
| High Level Input Current-Max | — | — | 0.000001 A | — |
| Input Characteristics | — | — | SCHMITT TRIGGER | — |
| Interface IC Type | — | — | LINE TRANSCEIVER | — |
| Interface Standard | — | — | EIA-232; TIA-232; V.24; V.28 | — |
| Out Swing-Min | — | — | 10 V | — |
| Output Low Current-Max | — | — | 0.0016 A | — |
| Receive Delay-Max | — | — | 50 ns | — |
| Receiver Number of Bits | — | — | 2 | — |
| Supply Voltage-Max | — | — | 5.5 V | 3.6 V |
| Supply Voltage-Min | — | — | 3 V | 3 V |
| Supply Voltage-Nom | — | — | 3.3 V | 3.3 V |
| Transmit Delay-Max | — | — | 150 ns | — |
| ## ST3232EBTR Alternates Showing results | — | — | Image | — |
| Bus Compatibility | — | — | — | I2C, SMBUS, USB |
| Clock Frequency-Max | — | — | — | 24 MHz |
| uPs/uCs/Peripheral ICs Type | — | — | — | BUS CONTROLLER, UNIVERSAL SERIAL BUS |
| ## USB2514B-AEZC Alternates Showing results | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 3 alternatives for AT25DF321A-MH-Y — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for AT25DF321A-MH-Y is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating AT25DF321A-MH-Y replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to AT25DF321A-MH-Y?
Known equivalents for AT25DF321A-MH-Y include 93LC46BT-I/OT, ST3232EBTR, USB2514B-AEZC. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of AT25DF321A-MH-Y?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify AT25DF321A-MH-Y alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.