FXLP4555 is 1.8V / 3.0V SIM Card Power Supply and Level Shifter manufactured by Fairchild.
| Part Number | Description |
|---|---|
| FXLP34 | Single Bit Uni-Directional Translator |
| FXL2SD106 | Low Voltage Dual Supply 6-Bit SD Interface Voltage Translator |
| FXL2T245 | Low Voltage Dual Supply 2-Bit Signal Translator |
| FXL2TD245 | Low Voltage Dual Supply 2-Bit Signal Translator |
| FXL3SD206 | Two-Port SDIO Mux/Demux Level-Shifting Voltage Translator |
The FXLP4555 is a level-shifter analog circuit designed to translate the voltages between a SIM card and an external baseband. A built-in LDO-type DC-DC converter allows the FXLP4555 to drive 1.8V and 3.0V SIM cards. The device fulfills the ISO7816-3 smart-card interface standard as well as GSM 11.11 (11.12 and 11.18) and 3G mobile requirements (IMT-2000/3G UICC standard).
