27C256A-20 vs 27C256A-12 Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci 27C256A-20 disebabkan oleh Fujitsu dan 27C256A-12 disebabkan oleh NEC. Bandingkan spesifikasi utama, parameter elektrik, pakej, status kehidupan, harga, dan keupayaan untuk menentukan komponen terbaik untuk keperluan disenjaya anda.
Pengandingan Spesifikasi
| Parametr | 27C256A-20 | 27C256A-12 |
|---|---|---|
| Merek | Fujitsu | NEC |
| Kategori | Memory ICs | Memory ICs |
| Status Lingkungan Hidup | Obsolete | Obsolete |
| Saiz Ingatan | 256 Kbit | 256 Kbit (32K x 8) |
| Organisasi | 32K x 8 (32768 bytes) | 32K x 8 |
| Jenis Ingatan | OTP EPROM (CMOS) | UV EPROM |
| Maximum Access Time | 200 ns (-20 speed grade) | — |
| Tegangan Pemberi Arus | 5 V single supply | — |
| Address Lines | A0 to A14 (15 lines) | — |
| Data Lines | O0 to O7 (8-bit, tri-state) | — |
| Control Signals | CE, OE, PGM | — |
| Standby Mode | Static standby (low-power deselect) | — |
| Programming Method | Fast single address location programming | — |
| Output Compatibility | TTL-compatible | — |
| Erasability | One-Time Programmable (no window) | — |
| Kemasan | 28-pin DIP / PLCC (per ordering code) | 28-pin DIP |
| Jenis Pemasangan | Through Hole (DIP variant) | Through Hole |
| Technology | CMOS | CMOS |
| Suhu Operasi | [DATA_NEEDED: operating temperature range] | 0C to +70C (commercial) |
| Status RoHS | [DATA_NEEDED: RoHS status] | unknown |
| Access Time | — | 120 ns |
| Supply Voltage (VCC) | — | 5 V |
| Programming Voltage (VPP) | — | [DATA_NEEDED: programming voltage VPP] |
| Antaramuka | — | Parallel |
| Erase Method | — | Ultraviolet light |
| Standby Current | — | [DATA_NEEDED: standby current] |
| Active Current | — | [DATA_NEEDED: active current] |
| Status Lingkungan Hidup | — | Obsolete (legacy product) |