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| Part Number | FM27C256Q120 | FM27C256V120 | FM27C256Q150 |
|---|---|---|---|
| Manufacturer | Fairchild Semiconductor | Fairchild Semiconductor | onsemi |
| Product Status | Obsolete | Obsolete | Obsolete |
| Memory Type | Non-Volatile | Non-Volatile | Non-Volatile |
| Memory Format | EPROM | EPROM | EPROM |
| Technology | EPROM - UV | EPROM - OTP | EPROM - UV |
| Memory Size | 256Kb (32K x 8) | 256Kb (32K x 8) | 256Kb (32K x 8) |
| Memory Interface | Parallel | Parallel | Parallel |
| Clock Frequency | - | - | - |
| Write Cycle Time - Word, Page | - | - | - |
| Access Time | 120 ns | 120 ns | 150 ns |
| Voltage - Supply | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Mounting Type | Through Hole | Surface Mount | Through Hole |
| Package / Case | 28-CDIP (0.600", 15.24mm) Window | 32-LCC (J-Lead) | 28-CDIP (0.600", 15.24mm) Window |
| Supplier Device Package | 28-CDIP | 32-PLCC (14x11.46) | 28-CDIP |
