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| Part Number | M27W401-80B6 | M27W401-80F6 | M27W401-80N6 | M27W201-80B6 |
|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Memory Type | Non-Volatile | Non-Volatile | Non-Volatile | Non-Volatile |
| Memory Format | EPROM | EPROM | EPROM | EPROM |
| Technology | EPROM - OTP | EPROM - OTP | EPROM - OTP | EPROM - OTP |
| Memory Size | 4Mb (512K x 8) | 4Mb (512K x 8) | 4Mb (512K x 8) | 2Mb (256K x 8) |
| Memory Interface | Parallel | Parallel | Parallel | Parallel |
| Clock Frequency | - | - | - | - |
| Write Cycle Time - Word, Page | - | - | - | - |
| Access Time | 80 ns | 80 ns | 80 ns | 80 ns |
| Voltage - Supply | 2.7V ~ 3.6V | 2.7V ~ 3.6V | 2.7V ~ 3.6V | 2.7V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Through Hole | Through Hole | Surface Mount | Through Hole |
| Package / Case | 32-DIP (0.600", 15.24mm) | 32-CDIP (0.600", 15.24mm) Window | 32-TFSOP (0.724", 18.40mm Width) | 32-DIP (0.600", 15.24mm) |
| Supplier Device Package | 32-PDIP | 32-CDIP Frit Seal with Window | 32-TSOP | 32-PDIP |
