SPRADM1 October   2024 2N7001T , CD4009UB , CD40109B , CD4010B , CD4010B-Q1 , CD4504B , CD4504B-EP , SN54SC4T125-SEP , SN54SC6T06-SEP , SN54SC6T07-SEP , SN54SC6T14-SEP , SN54SC6T17-SEP , SN54SC8T541-SEP , SN54SLC8T245-SEP , SN74ALVC164245 , SN74ALVC164245-EP , SN74AUP1T04 , SN74AUP1T14 , SN74AUP1T17 , SN74AUP1T34 , SN74AUP1T34-Q1 , SN74AUP1T50 , SN74AVC16T245 , SN74AVC16T245-Q1 , SN74AVC1T45 , SN74AVC20T245 , SN74AVC24T245 , SN74AVC2T244 , SN74AVC2T245 , SN74AVC2T45 , SN74AVC2T45-Q1 , SN74AVC32T245 , SN74AVC4T234 , SN74AVC4T245 , SN74AVC4T245-Q1 , SN74AVC4T774 , SN74AVC6T622 , SN74AVC8T245 , SN74AVC8T245-Q1 , SN74AVCA164245 , SN74AVCA406 , SN74AVCAH164245 , SN74AVCB164245 , SN74AVCB164245-EP , SN74AVCB164245-Q1 , SN74AVCBH164245 , SN74AVCH16T245 , SN74AVCH1T45 , SN74AVCH20T245 , SN74AVCH24T245 , SN74AVCH2T45 , SN74AVCH4T245 , SN74AVCH4T245-EP , SN74AVCH4T245-Q1 , SN74AVCH8T245 , SN74AXC1T45 , SN74AXC1T45-Q1 , SN74AXC2T245 , SN74AXC2T245-Q1 , SN74AXC2T45 , SN74AXC2T45-Q1 , SN74AXC4T245 , SN74AXC4T245-Q1 , SN74AXC4T774 , SN74AXC4T774-Q1 , SN74AXC8T245 , SN74AXC8T245-Q1 , SN74AXCH1T45 , SN74AXCH2T45 , SN74AXCH4T245 , SN74AXCH8T245 , SN74LV1T04 , SN74LV1T04-Q1 , SN74LV1T125 , SN74LV1T125-Q1 , SN74LV1T126 , SN74LV1T126-Q1 , SN74LV1T34 , SN74LV1T34-Q1 , SN74LV4T125 , SN74LV4T125-EP , SN74LV4T125-Q1 , SN74LV6T06 , SN74LV6T06-EP , SN74LV6T07-EP , SN74LV6T14 , SN74LV6T14-EP , SN74LV6T14-Q1 , SN74LV6T17 , SN74LV6T17-EP , SN74LV6T17-Q1 , SN74LVC16T245 , SN74LVC16T245-EP , SN74LVC1T45 , SN74LVC1T45-EP , SN74LVC1T45-Q1 , SN74LVC2T45 , SN74LVC2T45-EP , SN74LVC2T45-Q1 , SN74LVC4245A , SN74LVC4245A-EP , SN74LVC8T245 , SN74LVC8T245-EP , SN74LVC8T245-Q1 , SN74LVCC3245A , SN74LVCC3245A-EP , SN74LVCC4245A , SN74LVCC4245A-EP , SN74LVCE161284 , SN74LVCH16T245 , SN74LVCH16T245-EP , SN74LVCH8T245 , SN74LXC1T14 , SN74LXC1T14-Q1 , SN74LXC1T45 , SN74LXC1T45-Q1 , SN74LXC2T45 , SN74LXC2T45-Q1 , SN74LXC8T245 , SN74LXC8T245-Q1 , SN74LXCH1T45 , SN74LXCH8T245 , TXH0137D-Q1 , TXU0101 , TXU0101-Q1 , TXU0102 , TXU0102-Q1 , TXU0202 , TXU0202-Q1 , TXU0304 , TXU0304-Q1 , TXV0106 , TXV0106-Q1 , TXV0108 , TXV0108-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
    1. 1.1 Device Applicability
    2. 1.2 When to Use or Not Use Fixed Directional Devices
  5. 2Recommendations Specific to Fixed Directional or Direction Control Level Shifters
    1. 2.1 Before You Begin
      1. 2.1.1 Documentation
    2. 2.2 Power Supplies
      1. 2.2.1 Biasing Requirements
      2. 2.2.2 Decoupling Capacitors
      3. 2.2.3 Power Sequencing
    3. 2.3 Output Enable and DIR Pins
    4. 2.4 Input or Output Pins
    5. 2.5 Unused Pins
    6. 2.6 Pull-Ups and Pull-Downs
    7. 2.7 Recommended Translator by Interface
  6. 3Summary
  7. 4References

2.3 Output Enable and DIR Pins

  • Never leave floating.
  • Connect directly to VCC or GND (or drive HIGH or LOW with a control signal).
    • Can use pull-ups or pull-downs when driven by a control signal. 10 kΩ is typical.