TXS02326A - Texas Instruments

TXS02326A Dual-Supply 2:1 SIM-Card Multiplexer/Translator

ORDERING INFORMATION The TXS02326A is a complete dual-supply standby Smart Identity Module (SIM) card solution for interfacing wireless baseband processors with two individual SIM subscriber cards to store data for mobile handset applications. It is a custom device which is used to extend a single SIM/UICC interface to support two SIMs/UICCs. The device comp.

Features

1
• Level Translator
  – VDDIO Range of 1.7-V to 3.3-V
• Low-Dropout (LDO) Regulator
  – 50-mA LDO Regulator With Enable
  – 1.8-V or 2.95-V Selectable Output Voltage
  – 2.3-V to 5.5-V Input Voltage Range
  – Very Low Dropout: 100 mV (Max) at 50 mA
• Control and Communication Through I2C Interface With Baseband Processor
• ESD Protection Exceeds JESD 22
  – 2500-V Human-Body Model (A114-B)
  – 6000-V Human-Body Model (A114-B) on VSIM1, SIM1CLK, SIM1I/O, SIM1RST, VSIM2, SIM2CLK, SIM2I/O, SIM2RST
  – 1000-V Charged-Device Model (C101)
• Package
  – 24-Pin QFN (4 mm x 4 mm) RGE PACKAGE (TOP VIEW) SDA SCK CLK VD.