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| Part Number | LTC4557EUD#PBF | LTC4558EUD#PBF | LTC4555EUD#PBF |
|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active |
| Function | Power Management, Signal Level Translation | Power Management, Signal Level Translation | Power Management, Signal Level Translation |
| Frequency | - | - | - |
| RF Type | Cellular, 3G, GSM | Cellular, 3G, GSM | Cellular |
| Secondary Attributes | SIM and Smart Card Interface | SIM and Smart Card Interface | SIM and Smart Card Interface |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 16-WFQFN Exposed Pad | 20-WFQFN Exposed Pad | 16-WFQFN Exposed Pad |
| Supplier Device Package | 16-QFN (3x3) | 20-QFN (3x3) | 16-QFN (3x3) |
