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| Part Number | HC55121IB | HC55171IB | HC55121IM |
|---|---|---|---|
| Manufacturer | Intersil | Harris Corporation | Intersil |
| Product Status | Obsolete | Active | Obsolete |
| Function | Subscriber Line Interface Concept (SLIC) | Subscriber Line Interface Concept (SLIC) | Subscriber Line Interface Concept (SLIC) |
| Interface | - | 2-Wire, 4-Wire | - |
| Number of Circuits | 1 | 1 | 1 |
| Voltage - Supply | 4.75V ~ 5.25V | -16V ~ -80V, 4.75V ~ 5.25V | 4.75V ~ 5.25V |
| Current - Supply | 2.25mA | 6mA | 2.25mA |
| Power (Watts) | 2 W | 300 mW | 1.5 W |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 28-SOIC (0.295", 7.50mm Width) | 28-SOIC (0.295", 7.50mm Width) | 28-LCC (J-Lead) |
| Supplier Device Package | 28-SOIC | 28-SOIC | 28-PLCC (11.51x11.51) |
