27C512QC-55 vs 27C512-25-X Comparaison
Comparaison détaillée côte à côte de 27C512QC-55 par Macronix et 27C512-25-X par Fujitsu. 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 | 27C512QC-55 | 27C512-25-X |
|---|---|---|
| Marque | Macronix | Fujitsu |
| Catégorie | Memory ICs | Memory ICs |
| Statut du cycle de vie | Fin de vie | Obsolete |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $4,22 | $2,95 |
| Memory Organization | 512K-bit (64K x 8) | — |
| Type de mémoire | CMOS UV EPROM | UV EPROM |
| Access Time | 55 ns | 250 ns |
| Supply Voltage (Read) | Single +5 V | 5 V +/- 10% |
| 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) | — |
| Boîtier | 28-pin ceramic DIP with quartz window (QC) | 28-pin DIP (windowed ceramic or plastic OTP variant per suffix) |
| Erase Method | Ultraviolet light through quartz window | — |
| Type de montage | Through Hole | Through Hole |
| Statut RoHS | [DATA_NEEDED: RoHS status] | unknown (legacy non-RoHS-era part) |
| Température de fonctionnement | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Standby Current | [DATA_NEEDED: standby current] | [DATA_NEEDED: standby current] |
| Taille de mémoire | — | 512 Kbit (64K x 8) |
| Organisation de la mémoire | — | 65,536 words x 8 bits |
| 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] |
| Active Current | — | [DATA_NEEDED: active current] |
| Pinout | — | JEDEC-approved 27C512 pinout |