27C512-25-X vs 27C512QC-55 Comparación
Comparación detallada lado a lado de 27C512-25-X por Fujitsu y 27C512QC-55 por Macronix. Compare las especificaciones clave, los parámetros eléctricos, el encapsulado, el estado del ciclo de vida, los precios y la disponibilidad para determinar el mejor componente para los requisitos de su diseño.
Comparación de especificaciones
| Parámetro | 27C512-25-X | 27C512QC-55 |
|---|---|---|
| Marca | Fujitsu | Macronix |
| Categoría | Memory ICs | Memory ICs |
| Estado del ciclo de vida | Obsolete | Fin de vida |
| Estado del stock | In Stock | In Stock |
| Precio unitario (USD) | $2,95 | $4,22 |
| Tamaño de memoria | 512 Kbit (64K x 8) | — |
| Organización de memoria | 65,536 words x 8 bits | — |
| Tipo de memoria | UV EPROM | CMOS UV EPROM |
| Access Time | 250 ns | 55 ns |
| Supply Voltage (Read) | 5 V +/- 10% | Single +5 V |
| Technology | CMOS | — |
| Interfaz | Parallel | — |
| Address Lines | 15 (A0-A14) | — |
| Data Lines | 8 (D0-D7), 3-state outputs | — |
| Control Signals | /CE (chip enable), /OE (output enable), /PGM (program) | — |
| Programming Voltage | [DATA_NEEDED: VPP programming voltage] | — |
| Standby Current | [DATA_NEEDED: standby current] | [DATA_NEEDED: standby current] |
| Active Current | [DATA_NEEDED: active current] | — |
| Temperatura de funcionamiento | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Encapsulado | 28-pin DIP (windowed ceramic or plastic OTP variant per suffix) | 28-pin ceramic DIP with quartz window (QC) |
| Tipo de montaje | Through Hole | Through Hole |
| Pinout | JEDEC-approved 27C512 pinout | — |
| Estado RoHS | unknown (legacy non-RoHS-era part) | [DATA_NEEDED: RoHS status] |
| Memory Organization | — | 512K-bit (64K x 8) |
| 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) |
| Erase Method | — | Ultraviolet light through quartz window |