27C512-25 vs 27C512-20HW Comparison
Detailed side-by-side comparison of 27C512-25 by Microchip Technology and 27C512-20HW by Fujitsu. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | 27C512-25 | 27C512-20HW |
|---|---|---|
| Brand | Microchip Technology | Fujitsu |
| Category | Memory ICs | Memory ICs |
| Lifecycle Status | Obsolete | End of Life |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.20 | $2.70 |
| Memory Organization | 64K x 8 (524,288 bits) | — |
| Memory Type | CMOS EPROM (UV / OTP) | CMOS EPROM (UV / OTP) |
| Maximum Access Time | 250 ns | — |
| Supply Voltage (Read Mode) | 5 V +/- 10% | — |
| Standby Current (CMOS) | 20 uA typical | — |
| Operating Mode | Asynchronous | — |
| Output Type | 3-state, common I/O | — |
| Pinout Standard | JEDEC-approved 28-pin | — |
| Package | DIP-28 | LCC32 (32-lead chip carrier) |
| Mounting Type | Through Hole | Surface Mount |
| Programming Method | High-voltage EPROM programming (Flashrite type) | — |
| Erase Method | UV (windowed variant) or not erasable (OTP variant) | UV erase (UV variant) / OTP (windowless variant) |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Access Time Guarantee | Any byte in less than 250 ns | — |
| Technology | CMOS floating gate | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | — |
| Memory Size | — | 512 Kbit (64K x 8) |
| Access Time | — | 200 ns |
| Supply Voltage | — | 5 V +/-10% |
| Standby Current | — | 20 uA typical (CMOS standby) |
| Organization | — | 64K x 8 bit |
| Programming Algorithm | — | 100% Flashrite programming |
| Pinout | — | JEDEC-approved EPROM pinout |
| Outputs | — | Tri-state, O0 to O7 |
| Control Signals | — | CE (active-low), OE (active-low) |
| Programming Voltage (VPP) | — | [DATA_NEEDED: VPP voltage] |
| Active Current | — | [DATA_NEEDED: active supply current] |
| Manufacturer | — | Fujitsu |