TXB0104-Q1

ACTIVE

Automotive 4-bit bidirectional voltage-level translator with auto direction sensing and +/-15kV ESD

Product details

Technology family TXB Applications I2S, JTAG, SPI, UART Bits (#) 4 Data rate (max) (Mbps) 100 High input voltage (min) (V) 0.78 High input voltage (max) (V) 5.5 Vout (min) (V) 1.2 Vout (max) (V) 5.5 IOH (max) (mA) -0.02 IOL (max) (mA) 0.02 Supply current (max) (µA) 40 Features Edge rate accelerator, Integrated pullup resistors, Output enable, Partial power down (Ioff), Vcc isolation Input type Standard CMOS Output type 3-State, CMOS, Push-Pull Rating Automotive Operating temperature range (°C) -40 to 125
Technology family TXB Applications I2S, JTAG, SPI, UART Bits (#) 4 Data rate (max) (Mbps) 100 High input voltage (min) (V) 0.78 High input voltage (max) (V) 5.5 Vout (min) (V) 1.2 Vout (max) (V) 5.5 IOH (max) (mA) -0.02 IOL (max) (mA) 0.02 Supply current (max) (µA) 40 Features Edge rate accelerator, Integrated pullup resistors, Output enable, Partial power down (Ioff), Vcc isolation Input type Standard CMOS Output type 3-State, CMOS, Push-Pull Rating Automotive Operating temperature range (°C) -40 to 125
TSSOP (PW) 14 32 mm² 5 x 6.4 UQFN (RUT) 12 3.4 mm² 2 x 1.7 VQFN (RGY) 14 12.25 mm² 3.5 x 3.5
  • Qualified for Automotive Applications
  • AEC-Q100 Qualified With the Following Results
    • Device Temperature Grade 1: –40°C to +125°C Ambient Operating Temperature Range
  • 1.2 V to 3.6 V on A Port and 1.65 V to 5.5 V on B Port (V CCA ≤ V CCB)
  • V CC Isolation Feature – If Either V CC Input is at GND, All Outputs are in the High-Impedance State
  • OE Input Circuit Referenced to V CCA
  • I off Supports Partial-Power-Down Mode Operation
  • Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II
  • ESD Protection Exceeds JESD 22
    • A port
      • ±2500-V Human-Body Model (A114-B)
      • ±1000-V Charged-Device Model (C101)
    • B port
      • ±15000-V Human-Body Model (A114-B)
      • ±1000-V Charged-Device Model (C101)
  • Qualified for Automotive Applications
  • AEC-Q100 Qualified With the Following Results
    • Device Temperature Grade 1: –40°C to +125°C Ambient Operating Temperature Range
  • 1.2 V to 3.6 V on A Port and 1.65 V to 5.5 V on B Port (V CCA ≤ V CCB)
  • V CC Isolation Feature – If Either V CC Input is at GND, All Outputs are in the High-Impedance State
  • OE Input Circuit Referenced to V CCA
  • I off Supports Partial-Power-Down Mode Operation
  • Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II
  • ESD Protection Exceeds JESD 22
    • A port
      • ±2500-V Human-Body Model (A114-B)
      • ±1000-V Charged-Device Model (C101)
    • B port
      • ±15000-V Human-Body Model (A114-B)
      • ±1000-V Charged-Device Model (C101)

Voltage-level translators address the challenges posed by simultaneous use of different supply-voltage levels on the same circuit board. This 4-bit non-inverting translator uses two separate configurable power-supply rails. The A port is designed to track V CCA. VCCA accepts any supply voltage from 1.2 V to 3.6 V. The B port is designed to track V CCB. VCCB accepts any supply voltage from 1.65 V to 5.5 V. This allows for universal low-voltage bidirectional translation between any of the 1.2-V, 1.5-V, 1.8-V, 2.5-V, 3.3-V, and 5-V voltage nodes. V CCA should not exceed V CCB.

When the output-enable (OE) input is low, all outputs are placed in the high-impedance state. To ensure the high-impedance state during power up or power down, OE should be tied to GND through a pulldown resistor; the minimum value of the resistor is determined by the current-sourcing capability of the driver.

The TXB0104 is designed so that the OE input circuit is supplied by V CCA.

This device is fully specified for partial-power-down applications using I off. The I off circuitry disables the outputs, preventing damaging current backflow through the device when it is powered down.

Voltage-level translators address the challenges posed by simultaneous use of different supply-voltage levels on the same circuit board. This 4-bit non-inverting translator uses two separate configurable power-supply rails. The A port is designed to track V CCA. VCCA accepts any supply voltage from 1.2 V to 3.6 V. The B port is designed to track V CCB. VCCB accepts any supply voltage from 1.65 V to 5.5 V. This allows for universal low-voltage bidirectional translation between any of the 1.2-V, 1.5-V, 1.8-V, 2.5-V, 3.3-V, and 5-V voltage nodes. V CCA should not exceed V CCB.

When the output-enable (OE) input is low, all outputs are placed in the high-impedance state. To ensure the high-impedance state during power up or power down, OE should be tied to GND through a pulldown resistor; the minimum value of the resistor is determined by the current-sourcing capability of the driver.

The TXB0104 is designed so that the OE input circuit is supplied by V CCA.

This device is fully specified for partial-power-down applications using I off. The I off circuitry disables the outputs, preventing damaging current backflow through the device when it is powered down.

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Technical documentation

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Type Title Date
* Data sheet TXB0104-Q1 4-Bit Bidirectional Voltage-Level Translator with Automatic Direction Sensing and ±15-kV ESD Protection datasheet (Rev. B) PDF | HTML 08 Jun 2023
Application note Leveraging Edge Rate Accelerators with Auto-Sensing Level Shifters PDF | HTML 29 Sep 2023
Application brief Future-Proofing Your Level Shifter Design with TI's Dual Footprint Packages PDF | HTML 05 Sep 2023
Application note Do’s and Don’ts for TXB and TXS Voltage Level-Shifters with Edge Rate Accelerato PDF | HTML 28 Jun 2023
Selection guide Voltage Translation Buying Guide (Rev. A) 15 Apr 2021
Technical article Don’t lose navigational signal in tunnels anymore PDF | HTML 26 Aug 2015
More literature Automotive Logic Devices Brochure 27 Aug 2014
Application note A Guide to Voltage Translation With TXS-Type Translators 29 Jun 2010
Application note A Guide to Voltage Translation With TXB-Type Translators 03 Mar 2010

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

14-24-LOGIC-EVM — Logic product generic evaluation module for 14-pin to 24-pin D, DB, DGV, DW, DYY, NS and PW packages

The 14-24-LOGIC-EVM evaluation module (EVM) is designed to support any logic device that is in a 14-pin to 24-pin D, DW, DB, NS, PW, DYY or DGV package,

User guide: PDF | HTML
Not available on TI.com
Evaluation board

14-24-NL-LOGIC-EVM — Logic product generic evaluation module for 14-pin to 24-pin non-leaded packages

14-24-NL-LOGIC-EVM is a flexible evaluation module (EVM) designed to support any logic or translation device that has a 14-pin to 24-pin BQA, BQB, RGY, RSV, RJW or RHL package.

User guide: PDF | HTML
Not available on TI.com
Simulation model

TXB0104 IBIS Model (Rev. C)

SCEM517C.ZIP (208 KB) - IBIS Model
Reference designs

TIDA-00296 — Automotive Body Control Module Driver Reference Design

TIDA-00296 is a reference design that highlights TI's high-side and low-side relay, motor, and load driver portfolios. The loads for this design (door locks, window lifts, seat heaters, HVAC, lamps, and LEDs) were chosen to show the range of loads that a BCM can drive and how TI's solutions fit (...)
Test report: PDF
Schematic: PDF
Package Pins Download
TSSOP (PW) 14 View options
UQFN (RUT) 12 View options
VQFN (RGY) 14 View options

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