27C512-25-X vs 27C512QC-55 Comparaison
Comparaison détaillée côte à côte de 27C512-25-X par Fujitsu et 27C512QC-55 par Macronix. Comparez les spécifications clés, les paramètres électriques, le conditionnement, le statut de cycle de vie, les prix et la disponibilité pour déterminer le meilleur composant pour vos exigences de conception.
Comparaison des spécifications
| Paramètre | 27C512-25-X | 27C512QC-55 |
|---|---|---|
| Marque | Fujitsu | Macronix |
| Catégorie | Memory ICs | Memory ICs |
| Statut du cycle de vie | Obsolete | Fin de vie |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $2,95 | $4,22 |
| Taille de mémoire | 512 Kbit (64K x 8) | — |
| Organisation de la mémoire | 65,536 words x 8 bits | — |
| Type de mémoire | UV EPROM | CMOS UV EPROM |
| Access Time | 250 ns | 55 ns |
| Supply Voltage (Read) | 5 V +/- 10% | Single +5 V |
| Technology | CMOS | — |
| Interface | 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] | — |
| Température de fonctionnement | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Boîtier | 28-pin DIP (windowed ceramic or plastic OTP variant per suffix) | 28-pin ceramic DIP with quartz window (QC) |
| Type de montage | Through Hole | Through Hole |
| Pinout | JEDEC-approved 27C512 pinout | — |
| Statut 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 |