| Part Number | M27C4002-70C1 | M27C4002-90C1 |
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics |
| Category | Memory | Memory |
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| Product Status | Obsolete | Obsolete |
| Memory Type | Non-Volatile | Non-Volatile |
| Memory Format | EPROM | EPROM |
| Technology | EPROM - OTP | EPROM - OTP |
| Memory Size | 4Mb (256K x 16) | 4Mb (256K x 16) |
| Memory Interface | Parallel | Parallel |
| Clock Frequency | - | - |
| Write Cycle Time - Word, Page | - | - |
| Access Time | 70 ns | 90 ns |
| Voltage - Supply | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 44-LCC (J-Lead) | 44-LCC (J-Lead) |
| Supplier Device Package | 44-PLCC (16.51x16.51) | 44-PLCC (16.51x16.51) |