AT28C64B-15JUAlternatives & Equivalent Parts
About AT28C64B-15JU
AT28C64B-15JU is a Integrated Circuit component manufactured by Microchip. It comes in a Plastic Leaded Chip Carrier 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 | AT28C64B-15JUSource | LC4032V-75TN44C | M2716F1 | GAL22V10D-15LP |
|---|---|---|---|---|
| Manufacturer | Microchip | Lattice Semiconductor | STMicroelectronics | Lattice Semiconductor |
| Package Type | Plastic Leaded Chip Carrier | Quad Flat Packages | Dual-In-Line Packages | Dual-In-Line Packages |
| Pin Count | 32 | 44 | 24 | 24 |
| Temperature Range | -40.0°C ~ 85.0°C | ~ 90.0°C | ~ 70.0°C | ~ 75.0°C |
| Price | $4.2864 | $2.4375 | $8.4000 | $3.0000 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | OBSOLETE | OBSOLETE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | — | No |
| Manufacturer Package Code | PLCC-32 | — | — | — |
| Factory Lead Time | 6 Weeks | — | — | — |
| Date Of Intro | 2017-01-11 | — | — | — |
| YTEOL | 14 | 10 | 0 | 0 |
| Access Time-Max | 150 ns | — | 450 ns | — |
| Additional Feature | 100K ENDURANCE CYCLES; 10 YEARS DATA RETENTION; AUTOMATIC PAGE WRITE | — | 25V PROGRAMMING VOLTAGE | 10 MACROCELLS; SHARED INPUT/CLOCK |
| Command User Interface | NO | — | — | — |
| Data Polling | YES | — | — | — |
| Data Retention Time-Min | 10 | — | — | — |
| Endurance | 100000 Write/Erase Cycles | — | — | — |
| JESD-30 Code | R-PQCC-J32 | S-PQFP-G44 | R-GDIP-T24 | R-PDIP-T24 |
| JESD-609 Code | e3 | e3 | e0 | e0 |
| Memory Density | 65536 bit | — | 16384 bit | — |
| Memory IC Type | EEPROM | — | UVPROM | — |
| Memory Width | 8 | — | 8 | — |
| Number of Functions | 1 | — | 1 | — |
| Number of Ports | 1 | — | — | — |
| Number of Words | 8192 words | — | 2048 words | — |
| Number of Words Code | 8000 | — | 2000 | — |
| Operating Mode | ASYNCHRONOUS | — | ASYNCHRONOUS | — |
| Organization | 8KX8 | 2 DEDICATED INPUTS, 30 I/O | 2KX8 | 11 DEDICATED INPUTS, 10 I/O |
| Output Characteristics | 3-STATE | — | 3-STATE | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | CERAMIC, GLASS-SEALED | PLASTIC/EPOXY |
| Package Equivalence Code | LCC32,.45X.55 | TQFP44,.47SQ,32 | DIP24,.6 | DIP24,.3 |
| Package Shape | RECTANGULAR | SQUARE | RECTANGULAR | RECTANGULAR |
| Package Style | CHIP CARRIER | FLATPACK, THIN PROFILE | IN-LINE | IN-LINE |
| Page Size | 64 words | — | — | — |
| Parallel/Serial | PARALLEL | — | PARALLEL | — |
| Peak Reflow Temperature (Cel) | 245 | 260 | — | NOT SPECIFIED |
| Programming Voltage | 5 V | — | 25 V | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Standby Current-Max | 0.0001 A | — | — | — |
| Supply Current-Max | 0.04 mA | — | 0.1 mA | — |
| Supply Voltage-Max (Vsup) | 5.5 V | — | 5.25 V | — |
| Supply Voltage-Min (Vsup) | 4.5 V | — | 4.75 V | — |
| Supply Voltage-Nom (Vsup) | 5 V | — | 5 V | — |
| Surface Mount | YES | YES | NO | NO |
| Technology | CMOS | — | NMOS | CMOS |
| Temperature Grade | INDUSTRIAL | — | COMMERCIAL | COMMERCIAL EXTENDED |
| Terminal Finish | Matte Tin (Sn) | MATTE TIN | TIN LEAD | Tin/Lead (Sn85Pb15) |
| Terminal Form | J BEND | GULL WING | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Pitch | 1.27 mm | 0.8 mm | 2.54 mm | 2.54 mm |
| Terminal Position | QUAD | QUAD | DUAL | DUAL |
| Toggle Bit | YES | — | — | — |
| Write Cycle Time-Max (tWC) | 10 ms | — | — | — |
| ## AT28C64B-15JU Alternates Showing results | Image | — | — | — |
| Architecture | — | PAD-TYPE | — | PAL-TYPE |
| Clock Frequency-Max | — | 111 MHz | — | 55.5 MHz |
| In-System Programmable | — | YES | — | — |
| JTAG BST | — | YES | — | — |
| Number of Dedicated Inputs | — | 2 | — | 11 |
| Number of I/O Lines | — | 30 | — | 10 |
| Number of Inputs | — | 32 | — | 22 |
| Number of Macro Cells | — | 32 | — | — |
| Number of Outputs | — | 30 | — | 10 |
| Number of Product Terms | — | 83 | — | 132 |
| Output Function | — | MACROCELL | — | MACROCELL |
| Programmable Logic Type | — | EE PLD | — | EE PLD |
| Propagation Delay | — | 7.5 ns | — | 15 ns |
| Supply Voltage-Max | — | 3.6 V | — | 5.25 V |
| Supply Voltage-Min | — | 3 V | — | 4.75 V |
| Supply Voltage-Nom | — | 3.3 V | — | 5 V |
| Time@Peak Reflow Temperature-Max (s) | — | 40 | — | NOT SPECIFIED |
| I/O Type | — | — | COMMON | — |
| ## M2716F1 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 AT28C64B-15JU — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for AT28C64B-15JU 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 AT28C64B-15JU 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 AT28C64B-15JU?
Known equivalents for AT28C64B-15JU include LC4032V-75TN44C, M2716F1, GAL22V10D-15LP. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of AT28C64B-15JU?
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 AT28C64B-15JU 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.