SCES987A June   2025  – September 2025 TXG4041 , TXG4042

PRODUCTION DATA  

  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  Thermal Information
    5. 5.5  Electrical Characteristics
    6. 5.6  Supply Current
    7. 5.7  Switching Characteristics, VCCA = 1.8 ± 0.15V
    8. 5.8  Switching Characteristics, VCCA = 2.5 ± 0.2V
    9. 5.9  Switching Characteristics, VCCA = 3.3 ± 0.3V
    10. 5.10 Switching Characteristics, VCCA = 5.0 ± 0.5V
    11. 5.11 Switching Characteristics: Tsk, TMAX
    12. 5.12 Typical Characteristics
  7. 6 Parameter Measurement Information
    1. 6.1 Load Circuit and Voltage Waveforms
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 CMOS Schmitt-Trigger Inputs with Integrated Pulldowns
        1. 7.3.1.1 Inputs with Integrated Static Pull-Down Resistors
      2. 7.3.2 Balanced High-Drive CMOS Push-Pull Outputs
      3. 7.3.3 VCC Disconnect
      4. 7.3.4 Over-Voltage Tolerant Inputs
      5. 7.3.5 Glitch-Free Power Supply Sequencing
      6. 7.3.6 Negative Clamping Diodes
      7. 7.3.7 Fully Configurable Dual-Rail Design
      8. 7.3.8 Supports High-Speed Translation
      9. 7.3.9 AC Noise Rejection
    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
      3. 8.2.3 Application Curve
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Documentation Support
      1. 9.1.1 Related Documentation
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

4 Pin Configuration and Functions

TXG4041 TXG4042 TXG4041RUC Package14-Pin X2QFNTop View Figure 4-1 TXG4041RUC Package14-Pin X2QFNTop View
Table 4-1 TXG4041 RUC Pin Functions
PIN I/O DESCRIPTION
Name TXG4041
A1 1 I Input A1. Referenced to VCCA
A2 2 I Input A2. Referenced to VCCA
A3 3 I Input A3. Referenced to VCCA
A4Y 4 O Output A4. Referenced to VCCA
B1Y 12 O Output B1. Referenced to VCCB
B2Y 11 O Output B2. Referenced to VCCB
B3Y 10 O Output B3. Referenced to VCCB
B4 9 I Input B4. Referenced to VCCB
OE_A 5 I Active-High Output Enable (A side). Pull to GND to place all outputs in high-impedance mode.
OE_B 8 I Active-High Output Enable (B side). Pull to GND to place all outputs in high-impedance mode.
VCCA 14 — A side supply voltage. 1.71V ≤ VCCA ≤ 5.5V
VCCB 13 — B side supply voltage. 1.71V ≤ VCCB ≤ 5.5V
GNDA 6 — Ground reference for VCCA
GNDB 7 — Ground reference for VCCB
TXG4041 TXG4042 TXG4042RUC Package14-Pin X2QFNTop View Figure 4-2 TXG4042RUC Package14-Pin X2QFNTop View
Table 4-2 TXG4042 RUC Pin Functions
PIN I/O DESCRIPTION
Name TXG4042
A1 1 I Input A1. Referenced to VCCA
A2 2 I Input A2. Referenced to VCCA
A3Y 3 O Output A3. Referenced to VCCA
A4Y 4 O Output A4. Referenced to VCCA
B1Y 12 O Output B1. Referenced to VCCB
B2Y 11 O Output B2. Referenced to VCCB
B3 10 I Input B3. Referenced to VCCB
B4 9 I Input B4. Referenced to VCCA
OE_A 5 I Active-High Output Enable (A side). Pull to GND to place all outputs in high-impedance mode.
OE_B 8 I Active-High Output Enable (B side). Pull to GND to place all outputs in high-impedance mode.
VCCA 14 — A side supply voltage. 1.71V ≤ VCCA ≤ 5.5V
VCCB 13 — B side supply voltage. 1.71V ≤ VCCB ≤ 5.5V
GNDA 6 — Ground reference for VCCA
GNDB 7 — Ground reference for VCCB
TXG4041 TXG4042 TXG4041DYY 14-Pin SOTTop View Figure 4-3 TXG4041DYY 14-Pin SOTTop View
Table 4-3 TXG4041 DYY Pin Functions
PIN I/O DESCRIPTION
Name TXG4041
A1 2 I Input A1. Referenced to VCCA
A2 3 I Input A2. Referenced to VCCA
A3 4 I Input A3. Referenced to VCCA
A4Y 5 O Output A4. Referenced to VCCA
B1Y 13 O Output B1. Referenced to VCCB
B2Y 12 O Output B2. Referenced to VCCB
B3Y 11 O Output B3. Referenced to VCCB
B4 10 I Input B4. Referenced to VCCB
OE_A 6 I Active-High Output Enable (A side). Pull to GND to place all outputs in high-impedance mode.
OE_B 9 I Active-High Output Enable (B side). Pull to GND to place all outputs in high-impedance mode.
VCCA 1 — A side supply voltage. 1.71V ≤ VCCA ≤ 5.5V
VCCB 14 — B side supply voltage. 1.71V ≤ VCCB ≤ 5.5V
GNDA 7 — Ground reference for VCCA
GNDB 8 — Ground reference for VCCB
TXG4041 TXG4042 TXG4042DYY14-Pin SOTTop View Figure 4-4 TXG4042DYY14-Pin SOTTop View
Table 4-4 TXG4042 DYY Pin Functions
PIN I/O DESCRIPTION
Name TXG4042
A1 2 I Input A1. Referenced to VCCA
A2 3 I Input A2. Referenced to VCCA
A3Y 4 O Output A3. Referenced to VCCA
A4Y 5 O Output A4. Referenced to VCCA
B1Y 13 O Output B1. Referenced to VCCB
B2Y 12 O Output B2. Referenced to VCCB
B3 11 I Input B3. Referenced to VCCB
B4 10 I Input B4. Referenced to VCCA
OE_A 6 I Active-High Output Enable (A side). Pull to GND to place all outputs in high-impedance mode.
OE_B 9 I Active-High Output Enable (B side). Pull to GND to place all outputs in high-impedance mode.
VCCA 1 — A side supply voltage. 1.71V ≤ VCCA ≤ 5.5V
VCCB 14 — B side supply voltage. 1.71V ≤ VCCB ≤ 5.5V
GNDA 7 — Ground reference for VCCA
GNDB 8 — Ground reference for VCCB
TXG4041 TXG4042 TXG4041DBQ 16-Pin QSOPTop View Figure 4-5 TXG4041DBQ 16-Pin QSOPTop View
Table 4-5 TXG4041 DBQ Pin Functions
PIN I/O DESCRIPTION
Name TXG4041
A1 3 I Input A1. Referenced to VCCA
A2 4 I Input A2. Referenced to VCCA
A3 5 I Input A3. Referenced to VCCA
A4Y 6 O Output A4. Referenced to VCCA
B1Y 14 O Output B1. Referenced to VCCB
B2Y 13 O Output B2. Referenced to VCCB
B3Y 12 O Output B3. Referenced to VCCB
B4 11 I Input B4. Referenced to VCCB
OE_A 7 I Active-High Output Enable (A side). Pull to GND to place all outputs in high-impedance mode.
OE_B 10 I Active-High Output Enable (B side). Pull to GND to place all outputs in high-impedance mode.
VCCA 1 — A side supply voltage. 1.71V ≤ VCCA ≤ 5.5V
VCCB 16 — B side supply voltage. 1.71V ≤ VCCB ≤ 5.5V
GNDA 2, 8 — Ground reference for VCCA
GNDB 9, 15 — Ground reference for VCCB
TXG4041 TXG4042 TXG4042DBQ16-Pin QSOPTop View Figure 4-6 TXG4042DBQ16-Pin QSOPTop View
Table 4-6 TXG4042 DBQ Pin Functions
PIN I/O DESCRIPTION
Name TXG4042

A1

 3 I Input A1. Referenced to VCCA
A2 4 I Input A2. Referenced to VCCA
A3Y 5 O Output A3. Referenced to VCCA
A4Y 6 O Output A4. Referenced to VCCA
B1Y 14 O Output B1. Referenced to VCCB
B2Y 13 O Output B2. Referenced to VCCB
B3 12 I Input B3. Referenced to VCCB
B4 11 I Input B4. Referenced to VCCB
OE_A 7 I Active-High Output Enable (A side). Pull to GND to place all outputs in high-impedance mode.
OE_B 10 I Active-High Output Enable (B side). Pull to GND to place all outputs in high-impedance mode.
VCCA 1 — A side supply voltage. 1.71V ≤ VCCA ≤ 5.5V
VCCB 16 — B side supply voltage. 1.71V ≤ VCCB ≤ 5.5V
GNDA 2, 8 — Ground reference for VCCA
GNDB 9, 15 — Ground reference for VCCB