TXS02324 - Texas Instruments

TXS02324 Dual-Supply 2:1 SIM-Card Multiplexer/Translator

ORDERING INFORMATION The TXS02324 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 be able to support two SIMs/UICCs. The d.

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
  – 2000-V Human-Body Model (A114-B)
  – 1000-V Charged-Device Model (C101)
• Package
  – 20-Pin QFN (3 mm x 3 mm) RUK PACKAGE (TOP VIEW) IRQ SDA SCL VDDIO SIMIO 15 14 13 12 11 RSTX 16 DNU 17 GND 18 SIM2CLK 19 SIM2IO 20 10 SIMCLK 9 SIMRST 8 SIM1CLK 7 SIM.