SCES983 October   2025 TXB0604

ADVANCE INFORMATION  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Electrical Characteristics
    5. 5.5 Switching Characteristics, VCCA = 0.9V
    6. 5.6 Switching Characteristics, VCCA = 1.2V
    7. 5.7 Switching Characteristics, VCCA = 1.5V ± 0.1V
    8. 5.8 Switching Characteristics, VCCA = 1.8V ± 0.15V
    9. 5.9 Switching Characteristics: Tsk, TMAX (-40°C to 125°C) 
  7. 6 Parameter Measurement Information
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Architecture
      2. 7.3.2 Input Driver Requirements
      3. 7.3.3 Output Load Considerations
      4. 7.3.4 Enable and Disable
      5. 7.3.5 Pullup or Pulldown Resistors on I/O Lines
      6. 7.3.6 Dummy Cycles
    4. 7.4 Device Functional Modes
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
  10. 9 Power Supply Recommendations
  11. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  12. 11Device and Documentation Support
    1. 11.1 Receiving Notification of Documentation Updates
    2. 11.2 Support Resources
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 Glossary
  13. 12Revision History
  14. 13Mechanical, Packaging, and Orderable Information

4 Pin Configuration and Functions

TXB0604 DYY or PW Package,14-Pin SOT23-THN or TSSOP(Top View)
NC − No internal connection
Figure 4-1 DYY or PW Package,14-Pin SOT23-THN or TSSOP(Top View)
TXB0604 RWB Package,12-Pin X2QFN(Top View)Figure 4-3 RWB Package,12-Pin X2QFN(Top View)
TXB0604 RGY Package,14-Pin VQFN With Exposed Thermal Pad(Top View)
NC − No internal connection
Figure 4-2 RGY Package,14-Pin VQFN With Exposed Thermal Pad(Top View)
TXB0604 RUT Package,12-Pin UQFN(Top View)Figure 4-4 RUT Package,12-Pin UQFN(Top View)
Table 4-1 Pin Functions
PINI/ODESCRIPTION
NAMEDYY, PWRGYRUTRWB
A12223I/OInput/output 1. Referenced to VCCA.
A23334I/OInput/output 2. Referenced to VCCA.
A34445I/OInput/output 3. Referenced to VCCA.
A45556I/OInput/output 4. Referenced to VCCA.
B113131012I/OInput/output 1. Referenced to VCCB.
B21212911I/OInput/output 2. Referenced to VCCB.
B31111810I/OInput/output 3. Referenced to VCCB.
B4101079I/OInput/output 4. Referenced to VCCB.
GND7767—Ground
NC6, 96,9———No connection. Not internally connected.
OE88128ITri-state output-mode enable. Pull OE low to place all outputs in tri-state mode. Referenced to VCCA.
VCCA1112—A-port supply voltage 0.9V ≤ VCCA ≤ 2V and VCCA ≤ VCCB.
VCCB1414111—B-port supply voltage 1.65V ≤ VCCB ≤ 3.6V.
Thermal pad————For the RGY package, the exposed center thermal pad must either be connected to Ground or left electrically open.