TXB0108-Q1

활성

자동 방향 감지 및 +/-15kV ESD 보호를 지원하는 8비트 양방향 전압 레벨 변환기

제품 상세 정보

Bits (#) 8 Data rate (max) (Mbps) 100 Topology Push-Pull Direction control (typ) Auto-direction Vin (min) (V) 1.2 Vin (max) (V) 3.6 Vout (min) (V) 1.65 Vout (max) (V) 5.5 Applications GPIO, I2S, JTAG, PCM, SPI, UART Features Edge rate accelerator, Output enable, Partial power down (Ioff), Vcc isolation Prop delay (ns) 4 Technology family TXB Supply current (max) (mA) 0.011 Rating Automotive Operating temperature range (°C) -40 to 125
Bits (#) 8 Data rate (max) (Mbps) 100 Topology Push-Pull Direction control (typ) Auto-direction Vin (min) (V) 1.2 Vin (max) (V) 3.6 Vout (min) (V) 1.65 Vout (max) (V) 5.5 Applications GPIO, I2S, JTAG, PCM, SPI, UART Features Edge rate accelerator, Output enable, Partial power down (Ioff), Vcc isolation Prop delay (ns) 4 Technology family TXB Supply current (max) (mA) 0.011 Rating Automotive Operating temperature range (°C) -40 to 125
TSSOP (PW) 20 41.6 mm² 6.5 x 6.4
  • 1.2V to 3.6V on A Port and 1.65 V to 5.5V on B Port (VCCA ≤ VCCB)
  • VCC Isolation Feature – If Either VCC Input Is at GND, All Outputs Are in the High-Impedance State
  • OE Input Circuit Referenced to VCCA
  • Low Power Consumption, 4µA Max ICC
  • Ioff Supports Partial-Power-Down Mode Operation
  • Latch-Up Performance Exceeds 100mA Per JESD 78, Class II
  • ESD Protection Exceeds JESD 22
    • A Port
      • 2000V Human-Body Model (A114-B)
      • 1000V Charged-Device Model (C101)
    • B Port
      • ±15kV Human-Body Model (A114-B)
      • 1000V Charged-Device Model (C101)
  • 1.2V to 3.6V on A Port and 1.65 V to 5.5V on B Port (VCCA ≤ VCCB)
  • VCC Isolation Feature – If Either VCC Input Is at GND, All Outputs Are in the High-Impedance State
  • OE Input Circuit Referenced to VCCA
  • Low Power Consumption, 4µA Max ICC
  • Ioff Supports Partial-Power-Down Mode Operation
  • Latch-Up Performance Exceeds 100mA Per JESD 78, Class II
  • ESD Protection Exceeds JESD 22
    • A Port
      • 2000V Human-Body Model (A114-B)
      • 1000V Charged-Device Model (C101)
    • B Port
      • ±15kV Human-Body Model (A114-B)
      • 1000V Charged-Device Model (C101)

This 8-bit noninverting translator uses two separate configurable power-supply rails. The A port is designed to track VCCA. VCCA accepts any supply voltage from 1.2V to 3.6V. The B port is designed to track VCCB. VCCB accepts any supply voltage from 1.65V to 5.5V. This allows for universal low-voltage bidirectional translation between any of the 1.2V, 1.5V, 1.8V, 2.5V, 3.3V, and 5V voltage nodes. VCCA should not exceed VCCB.

When the output-enable (OE) input is low, all outputs are placed in the high-impedance state.

The TXB0108-Q1 is designed so that the OE input circuit is supplied by VCCA.

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

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.

This 8-bit noninverting translator uses two separate configurable power-supply rails. The A port is designed to track VCCA. VCCA accepts any supply voltage from 1.2V to 3.6V. The B port is designed to track VCCB. VCCB accepts any supply voltage from 1.65V to 5.5V. This allows for universal low-voltage bidirectional translation between any of the 1.2V, 1.5V, 1.8V, 2.5V, 3.3V, and 5V voltage nodes. VCCA should not exceed VCCB.

When the output-enable (OE) input is low, all outputs are placed in the high-impedance state.

The TXB0108-Q1 is designed so that the OE input circuit is supplied by VCCA.

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

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.

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기술 자료

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유형 직함 날짜
* Data sheet TXB0108-Q1 8-Bit Bidirectional Voltage-Level Translator with Auto-Direction Sensing and ±15kV ESD Protection datasheet (Rev. A) PDF | HTML 2025/02/10
Application note Leveraging Edge Rate Accelerators with Auto-Sensing Level Shifters PDF | HTML 2023/09/29
Application note Do’s and Don’ts for TXB and TXS Voltage Level-Shifters with Edge Rate Accelerato PDF | HTML 2023/06/28

설계 및 개발

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평가 보드

14-24-LOGIC-EVM — 14핀~24핀 D, DB, DGV, DW, DYY, NS 및 PW 패키지용 로직 제품 일반 평가 모듈

14-24-LOGIC-EVM 평가 모듈(EVM)은 14핀~24핀 D, DW, DB, NS, PW, DYY 또는 DGV 패키지에 있는 모든 로직 장치를 지원하도록 설계되었습니다.

사용 설명서: PDF | HTML
TI.com에서 구매 불가
평가 보드

14-24-NL-LOGIC-EVM — 14핀~24핀 비 리드 패키지용 로직 제품 일반 평가 모듈

14-24-NL-LOGIC-EVM은 14핀~24핀 BQA, BQB, RGY, RSV, RJW 또는 RHL 패키지가 있는 로직 또는 변환 장치를 지원하도록 설계된 유연한 평가 모듈(EVM)입니다.

사용 설명서: PDF | HTML
TI.com에서 구매 불가
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주문 및 품질

포함된 정보:
  • RoHS
  • REACH
  • 디바이스 마킹
  • 납 마감/볼 재질
  • MSL 등급/피크 리플로우
  • MTBF/FIT 예측
  • 물질 성분
  • 인증 요약
  • 지속적인 신뢰성 모니터링
포함된 정보:
  • 팹 위치
  • 조립 위치

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