27C256A-12 vs 27C256-120N Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng 27C256A-12 sa pamamagitan ng NEC at 27C256-120N sa pamamagitan ng ASI. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
Pagsanggunian na paghahambing
| Parametro | 27C256A-12 | 27C256-120N |
|---|---|---|
| Brand | NEC | ASI |
| Kategorya | Memory ICs | Memory ICs |
| Katayuan ng Lifecycle | Obsolete | Tapus ng Buhay |
| Uri ng Memory | UV EPROM | — |
| Technology | CMOS | CMOS EPROM (UV erasable) |
| Laki ng Memory | 256 Kbit (32K x 8) | — |
| Organisasyon | 32K x 8 | — |
| Access Time | 120 ns | 120 ns |
| Supply Voltage (VCC) | 5 V | — |
| Programming Voltage (VPP) | [DATA_NEEDED: programming voltage VPP] | — |
| Interface | Parallel | — |
| Temperature na Operasyon | 0C to +70C (commercial) | [DATA_NEEDED: commercial operating temperature range] |
| Packhaging | 28-pin DIP | 28-pin plastic DIP (DIP-28) |
| Uri ng Pagpapasok | Through Hole | Through Hole |
| Erase Method | Ultraviolet light | Ultraviolet light (quartz window / windowed variant) |
| Standby Current | [DATA_NEEDED: standby current] | 20 uA typical (CMOS standby) |
| Active Current | [DATA_NEEDED: active current] | [DATA_NEEDED: active supply current] |
| Tindminan RoHS | unknown | [DATA_NEEDED: RoHS status] |
| Katayuan ng Lifecycle | Obsolete (legacy product) | End of Life (per Futurlec) |
| Memory Organization | — | 32K x 8 bit (256 Kbit) |
| Supply Voltage (Read) | — | 5 V +/-10% |
| Programming Method | — | 100% Flashrite programming |
| Pinout | — | JEDEC-approved 27C256 pinout |
| Type ng Output | — | Parallel, 3-state outputs |
| Control Signals | — | CE, OE, PGM |