SCEA135 june   2023 TXB0101 , TXB0102 , TXB0104 , TXB0104-Q1 , TXB0106 , TXB0106-Q1 , TXB0108 , TXB0302 , TXB0304 , TXS0101 , TXS0101-Q1 , TXS0102 , TXS0102-Q1 , TXS0104E , TXS0104E-Q1 , TXS0108E , TXS0108E-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
  5. 2The One-shot's Designed Duration
    1. 2.1 Design Considerations
    2. 2.2 Recommended Parts
  6. 3Design Considerations for Slow Rise and Fall Times
    1. 3.1 Design Considerations
    2. 3.2 Recommended Parts
  7. 4Consider the Impact of External RC Components on Rise and Fall Times
    1. 4.1 Design Considerations
    2. 4.2 Recommended Parts
  8. 5Consider the Lumped Capacitance
    1. 5.1 Design Considerations
    2. 5.2 Recommended Parts
  9. 6Consider the Effects of Temperature on the Output Impedance
    1.     Design Considerations
  10. 7Summary
  11. 8References

Introduction

Texas Instruments’ portfolio of level shifter devices contains many different types of level translation functions that collectively is able to address almost any application requirement. TI’s level translation portfolio includes Auto Directional, Direction Controlled, Fixed Direction, and Application Specific Level Translators in Industrial and Automotive ratings. For a list of recommended level translation devices for common interface types please see Table 1-1. For more information on all of TI’s level translation designs please visit TI’s level translation landing page at www.ti.com/translation.

Table 1-1 Recommended Translator by Interface
Translation Level
InterfaceUp to 3.6 VUp to 5.5 V
FET Replacement2N7001TSN74LXC1T45 / TXU0101
1 Bit GPIO/Clock SignalSN74AXC1T45SN74LXC1T45 / TXU0101
2 Bit GPIOSN74AXC2T245SN74LXC2T45 / TXU0102
2-Pin JTAG/UARTSN74AXC2T45SN74LXC2T45 / TXU0202
I2C/MDIO/SMBusTXS0102 / LSF0102TXS0102 / LSF0102
IC-USBSN74AVC2T872 / TXS0202NA
4 Bit GPIOSN74AXC4T245TXB0104 / TXU0104
UARTSN74AXC4T245TXU0204
SPISN74AXC4T774TXU0304
JTAGSN74AXC4T774TXU0304
I2S/PCMSN74AXC4T774 / TXB0104TXB0104 / TXU0204
Quad-SPITXB0106TXB0106
SDIO/SD/MMCTXS0206 / TWL1200NA
8 Bit GPIO/RGMIISN74AXC8T245SN74LXC8T245