SN74AVC1T45

활성

구성 가능한 전압 레벨 변환 및 3상 출력을 지원하는 단일 비트 듀얼 공급 버스 트랜시버

이 제품의 최신 버전이 있습니다

open-in-new 대안 비교
비교 대상 장치보다 업그레이드된 기능을 지원하는 드롭인 대체품
SN74AXC1T45 활성 싱글 비트 듀얼 공급 버스 트랜시버 Pin-to-pin upgrade with a wider voltage range and improved performance

제품 상세 정보

Technology family AVC Applications GPIO Bits (#) 1 High input voltage (min) (V) 0.78 High input voltage (max) (V) 3.6 Vout (min) (V) 1.2 Vout (max) (V) 3.6 Data rate (max) (Mbps) 500 IOH (max) (mA) -12 IOL (max) (mA) 12 Supply current (max) (µA) 20 Features Output enable, Overvoltage tolerant inputs, Partial power down (Ioff) Input type Standard CMOS Output type 3-State, Balanced CMOS, Push-Pull Rating Catalog Operating temperature range (°C) -40 to 85
Technology family AVC Applications GPIO Bits (#) 1 High input voltage (min) (V) 0.78 High input voltage (max) (V) 3.6 Vout (min) (V) 1.2 Vout (max) (V) 3.6 Data rate (max) (Mbps) 500 IOH (max) (mA) -12 IOL (max) (mA) 12 Supply current (max) (µA) 20 Features Output enable, Overvoltage tolerant inputs, Partial power down (Ioff) Input type Standard CMOS Output type 3-State, Balanced CMOS, Push-Pull Rating Catalog Operating temperature range (°C) -40 to 85
DSBGA (YZP) 6 2.1875 mm² 1.75 x 1.25 SOT-23 (DBV) 6 8.12 mm² 2.9 x 2.8 SOT-5X3 (DRL) 6 2.56 mm² 1.6 x 1.6 SOT-SC70 (DCK) 6 4.2 mm² 2 x 2.1
  • Available in the Texas Instruments NanoFree™ package
  • Fully configurable dual-rail design allows each port to operate over the full 1.08V to 3.6V power-supply range
  • VCC isolation feature – if either VCC input is at GND, then both ports are in the high-impedance state
  • DIR input circuit referenced to VCCA
  • ±12mA output drive at 3.3V
  • I/Os are 4.6V tolerant
  • Ioff supports partial-power-down mode operation
  • Typical maximum data rates
    • 500Mbps (1.08V to 3.3V translation)
    • 320Mbps (<1.8V to 3.3V translation)
    • 320Mbps (translate to 2.5V or 1.8V)
    • 280Mbps (translate to 1.5V)
    • 240Mbps (translate to 1.2V)
  • Latch-up performance exceeds 100mA per JESD 78, Class II
  • ESD protection exceeds JESD 22
    • ±2000V Human Body Model (A114-A)
    • 200V Machine Model (A115-A)
    • ±1000V Charged-Device Model (C101)
  • Available in the Texas Instruments NanoFree™ package
  • Fully configurable dual-rail design allows each port to operate over the full 1.08V to 3.6V power-supply range
  • VCC isolation feature – if either VCC input is at GND, then both ports are in the high-impedance state
  • DIR input circuit referenced to VCCA
  • ±12mA output drive at 3.3V
  • I/Os are 4.6V tolerant
  • Ioff supports partial-power-down mode operation
  • Typical maximum data rates
    • 500Mbps (1.08V to 3.3V translation)
    • 320Mbps (<1.8V to 3.3V translation)
    • 320Mbps (translate to 2.5V or 1.8V)
    • 280Mbps (translate to 1.5V)
    • 240Mbps (translate to 1.2V)
  • Latch-up performance exceeds 100mA per JESD 78, Class II
  • ESD protection exceeds JESD 22
    • ±2000V Human Body Model (A114-A)
    • 200V Machine Model (A115-A)
    • ±1000V Charged-Device Model (C101)

This single-bit noninverting bus transceiver uses two separate configurable power-supply rails. The SN74AVC1T45 is operational with VCCA/VCCB as low as 1.08V.

The A port is designed to track VCCA. VCCA accepts any supply voltage from 1.08V to 3.6V. The B port is designed to track VCCB. VCCB accepts any supply voltage from 1.08V to 3.6V. This allows for universal low-voltage, bidirectional translation between any of the 1.2V, 1.5V, 1.8V, 2.5V, and 3.3V voltage nodes.

The SN74AVC1T45 is designed for asynchronous communication between two data buses. The logic levels of the direction-control (DIR) input activate either the B-port outputs or the A-port outputs. The device transmits data from the A bus to the B bus when the B-port outputs are activated and from the B bus to the A bus when the A-port outputs are activated. The input circuitry on both A and B ports always is active and must have a logic HIGH or LOW level applied to prevent excess ICC and ICCZ.

The SN74AVC1T45 is designed so that the DIR input is powered 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.

The VCC isolation feature is designed so that if either VCC input is at GND, then both ports are in the high-impedance state.

NanoFree package technology is a major breakthrough in IC packaging concepts, using the die as the package.

This single-bit noninverting bus transceiver uses two separate configurable power-supply rails. The SN74AVC1T45 is operational with VCCA/VCCB as low as 1.08V.

The A port is designed to track VCCA. VCCA accepts any supply voltage from 1.08V to 3.6V. The B port is designed to track VCCB. VCCB accepts any supply voltage from 1.08V to 3.6V. This allows for universal low-voltage, bidirectional translation between any of the 1.2V, 1.5V, 1.8V, 2.5V, and 3.3V voltage nodes.

The SN74AVC1T45 is designed for asynchronous communication between two data buses. The logic levels of the direction-control (DIR) input activate either the B-port outputs or the A-port outputs. The device transmits data from the A bus to the B bus when the B-port outputs are activated and from the B bus to the A bus when the A-port outputs are activated. The input circuitry on both A and B ports always is active and must have a logic HIGH or LOW level applied to prevent excess ICC and ICCZ.

The SN74AVC1T45 is designed so that the DIR input is powered 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.

The VCC isolation feature is designed so that if either VCC input is at GND, then both ports are in the high-impedance state.

NanoFree package technology is a major breakthrough in IC packaging concepts, using the die as the package.

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기술 자료

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20개 모두 보기
유형 직함 날짜
* Data sheet SN74AVC1T45 Single-Bit Dual-Supply Bus Transceiver With Configurable Voltage Translation and 3-State Outputs datasheet (Rev. J) PDF | HTML 2024/08/24
Application note Schematic Checklist - A Guide to Designing With Fixed or Direction Control Translators PDF | HTML 2024/10/02
Application note Schematic Checklist - A Guide to Designing with Auto-Bidirectional Translators PDF | HTML 2024/07/12
Application note Understanding Transient Drive Strength vs. DC Drive Strength in Level-Shifters (Rev. A) PDF | HTML 2024/07/03
EVM User's guide Generic AVC and LVC Direction Controlled Translation EVM (Rev. B) 2021/07/30
Selection guide Voltage Translation Buying Guide (Rev. A) 2021/04/15
Selection guide Logic Guide (Rev. AB) 2017/06/12
Application note Understanding and Interpreting Standard-Logic Data Sheets (Rev. C) 2015/12/02
Application note Voltage Translation Between 3.3-V, 2.5-V, 1.8-V, and 1.5-V Logic Standards (Rev. B) 2015/04/30
Test report TI Power Reference Design for Xilinx® Artix®-7 (AC701) 2014/05/12
User guide PMP7977 User's Guide 2013/09/11
User guide LOGIC Pocket Data Book (Rev. B) 2007/01/16
Application note Semiconductor Packing Material Electrostatic Discharge (ESD) Protection 2004/07/08
Application note Selecting the Right Level Translation Solution (Rev. A) 2004/06/22
More literature LCD Module Interface Application Clip 2003/05/09
User guide AVC Advanced Very-Low-Voltage CMOS Logic Data Book, March 2000 (Rev. C) 2002/08/20
More literature Standard Linear & Logic for PCs, Servers & Motherboards 2002/06/13
Application note 16-Bit Widebus Logic Families in 56-Ball, 0.65-mm Pitch Very Thin Fine-Pitch BGA (Rev. B) 2002/05/22
Application note Dynamic Output Control (DOC) Circuitry Technology And Applications (Rev. B) 1999/07/07
Application note AVC Logic Family Technology and Applications (Rev. A) 1998/08/26

설계 및 개발

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이 모듈은 EVM 보드의 센서와 호스트 컨트롤러 사이에 구멍이 뚫려 있도록 설계되었습니다. 천공을 통해 유연하게 평가할 수 있습니다.
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시뮬레이션 모델

SN74AVC1T45 IBIS Model (Rev. B)

SCEM436B.ZIP (118 KB) - IBIS Model
PCB 레이아웃

PMP7977 PCB

TIDU151.PDF (6781 KB)

많은 TI 레퍼런스 설계에는 SN74AVC1T45이(가) 포함됩니다.

레퍼런스 디자인 선택 툴을 사용하여 애플리케이션 및 매개 변수에 가장 적합한 설계를 검토하고 식별할 수 있습니다.

패키지 CAD 기호, 풋프린트 및 3D 모델
DSBGA (YZP) 6 Ultra Librarian
SOT-23 (DBV) 6 Ultra Librarian
SOT-5X3 (DRL) 6 Ultra Librarian
SOT-SC70 (DCK) 6 Ultra Librarian

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

지원 및 교육

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