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| Part Number | HCF4555BEY | HCF4556BEY |
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics |
| Product Status | Obsolete | Obsolete |
| Type | Decoder/Demultiplexer | Decoder/Demultiplexer |
| Circuit | 1 x 2:4 | 1 x 2:4 |
| Independent Circuits | 2 | 2 |
| Current - Output High, Low | 6.8mA, 6.8mA | 6.8mA, 6.8mA |
| Voltage Supply Source | Dual Supply | Dual Supply |
| Voltage - Supply | 3V ~ 20V | 3V ~ 20V |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | 16-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) |
| Supplier Device Package | 16-DIP | 16-DIP |
