27C512-15FA vs 27C512QC-55 Comparison
Detailed side-by-side comparison of 27C512-15FA by ASI and 27C512QC-55 by Macronix. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | 27C512-15FA | 27C512QC-55 |
|---|---|---|
| Brand | ASI | Macronix |
| Category | EEPROM | Memory ICs |
| Lifecycle Status | Active | End of Life |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.65 | $4.22 |
| Memory Size | 512 Kbit (64K x 8) | — |
| Organization | 65,536 x 8 bit | — |
| Memory Type | CMOS UV EPROM (UVPROM) | CMOS UV EPROM |
| Access Time | 150 ns | 55 ns |
| Supply Voltage | 5 V (typical operating) | — |
| Package | CDIP-28 (ceramic DIP, 0.600 in / 15.24 mm, UV window) | 28-pin ceramic DIP with quartz window (QC) |
| Number of Terminals | 28 | — |
| Technology | CMOS | — |
| Mounting Type | Through Hole | Through Hole |
| Temperature Grade | Commercial | — |
| Erase Method | Ultraviolet light (quartz window) | Ultraviolet light through quartz window |
| Programming Method | Standard EPROM programmer (elevated VPP) | — |
| Interface Type | Parallel | — |
| Lead Free Status / RoHS Status | [DATA_NEEDED: RoHS status] | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | — |
| Standby Current | [DATA_NEEDED: standby current] | [DATA_NEEDED: standby current] |
| Memory Organization | — | 512K-bit (64K x 8) |
| Supply Voltage (Read) | — | Single +5 V |
| Programming Voltage (VPP) | — | +12.5 V |
| Family Speed Grades | — | 45/55/70/90/100/120/150 ns |
| Operation | — | Totally static |
| Interface Compatibility | — | Completely TTL compatible |
| Address Bus | — | A0 to A14 (15 lines) |
| Data Bus | — | D0 to D7 (8 lines, bidirectional 3-state) |
| RoHS Status | — | [DATA_NEEDED: RoHS status] |
| Operating Temperature | — | [DATA_NEEDED: operating temperature range] |