27C512-25-X vs 27C512-25 مقایسه
مقایسه دقیق کنار به کنار 27C512-25-X توسط Fujitsu و 27C512-25 توسط Microchip Technology. مشخصات کلیدی، پارامترهای الکتریکی، بسته‌بندی، وضعیت چرخه عمر، قیمت‌گذاری و موجودی را مقایسه کنید تا بهترین قطعه را برای نیازهای طراحی خود تعیین کنید.
مقایسه مشخصات
| پارامتر | 27C512-25-X | 27C512-25 |
|---|---|---|
| برند | Fujitsu | Microchip Technology |
| دسته‌بندی | Memory ICs | Memory ICs |
| وضعیت چرخه عمر | Obsolete | Obsolete |
| اندازه حافظه | 512 Kbit (64K x 8) | — |
| سازمان | 65,536 words x 8 bits | — |
| نوع حافظه | UV EPROM | CMOS EPROM (UV / OTP) |
| Access Time | 250 ns | — |
| Supply Voltage (Read) | 5 V +/- 10% | — |
| Technology | CMOS | CMOS floating gate |
| رابط | 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] | — |
| Active Current | [DATA_NEEDED: active current] | — |
| دمای کاری | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| بسته‌بندی | 28-pin DIP (windowed ceramic or plastic OTP variant per suffix) | DIP-28 |
| نوع نصب | Through Hole | Through Hole |
| Pinout | JEDEC-approved 27C512 pinout | — |
| وضعیت RoHS | unknown (legacy non-RoHS-era part) | [DATA_NEEDED: RoHS status] |
| Memory Organization | — | 64K x 8 (524,288 bits) |
| Maximum Access Time | — | 250 ns |
| Supply Voltage (Read Mode) | — | 5 V +/- 10% |
| Standby Current (CMOS) | — | 20 uA typical |
| Operating Mode | — | Asynchronous |
| نوع خروجی | — | 3-state, common I/O |
| Pinout Standard | — | JEDEC-approved 28-pin |
| Programming Method | — | High-voltage EPROM programming (Flashrite type) |
| Erase Method | — | UV (windowed variant) or not erasable (OTP variant) |
| Access Time Guarantee | — | Any byte in less than 250 ns |