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74VHC245; 74VHCT245

Octal bus transceiver; 3-state

The 74VHC245; 74VHCT245 are high-speed Si-gate CMOS devices.

The 74VHC245; 74VHCT245 are octal transceivers featuring non-inverting 3-state bus compatible outputs in both send and receive directions.

The 74VHC245; 74VHCT245 feature an output enable input (OE), for easy cascading, and a send and receive direction control input (DIR).

OE controls the outputs so that the buses are effectively isolated.

特性

  • Balanced propagation delays

  • All inputs have Schmitt-trigger action

  • Inputs accept voltages higher than VCC

  • Input levels:

    • The 74VHC245 operates with CMOS input level

    • The 74VHCT245 operates with TTL input level

  • ESD protection:

    • HBM JESD22-A114E exceeds 2000 V

    • MM JESD22-A115-A exceeds 200 V

    • CDM JESD22-C101C exceeds 1000 V

  • Multiple package options

  • Specified from -40 °C to +85 °C and from -40 °C to +125 °C

参数类型

Type numberProduct statusVCC(A) (V)VCC(B) (V)Logic switching levelsOutput drive capability (mA)tpd (ns)Nr of bitsfmax (MHz)Power dissipation considerationsTamb (°C)Rth(j-a) (K/W)Rth(j-c) (K/W)Package name
74VHC245BQProductionn.a.n.a.CMOS± 83.5860low-40~1257547DHVQFN20
74VHC245DProductionn.a.n.a.CMOS± 83.5860low-40~1258359SO20
74VHC245PWProductionn.a.n.a.CMOS± 83.5860low-40~1259943TSSOP20
74VHCT245BQProductionn.a.n.a.TTL± 85.0860low-40~1257547DHVQFN20
74VHCT245DProductionn.a.n.a.TTL± 85.0860low-40~1258359SO20
74VHCT245PWProductionn.a.n.a.TTL± 85.0860low-40~1259943TSSOP20

封装

型号封装尺寸版本回流焊/波峰焊包装状态标示可订购的器件编号,(订购码(12NC))
74VHC245BQ
DHVQFN20
(SOT764-1)
SOT764-1SOT764-1_115ActiveVHC24574VHC245BQ,115
( 9352 895 81115 )
74VHC245D
SO20
(SOT163-1)
SOT163-1WAVE_BG-BD-1
SOT163-1_118Active74VHC245D74VHC245D,118
( 9352 895 82118 )
74VHC245PW
TSSOP20
(SOT360-1)
SOT360-1SSOP-TSSOP-VSO-WAVE
SOT360-1_118ActiveVHC24574VHC245PW,118
( 9352 895 83118 )
74VHCT245BQ
DHVQFN20
(SOT764-1)
SOT764-1SOT764-1_115ActiveVHCT24574VHCT245BQ,115
( 9352 895 84115 )
74VHCT245D
SO20
(SOT163-1)
SOT163-1WAVE_BG-BD-1
SOT163-1_118Active74VHCT245D74VHCT245D,118
( 9352 895 85118 )
74VHCT245PW
TSSOP20
(SOT360-1)
SOT360-1SSOP-TSSOP-VSO-WAVE
SOT360-1_118ActiveVHCT245 VHCT245 Standard Procedure Standard Procedure74VHCT245PW,118
( 9352 895 86118 )

环境信息

型号可订购的器件编号化学成分RoHSRHF指示符无铅转换日期
74VHC245BQ74VHC245BQ,11574VHC245BQAlways Pb-free
74VHC245D74VHC245D,11874VHC245DAlways Pb-free
74VHC245PW74VHC245PW,11874VHC245PWAlways Pb-free
74VHCT245BQ74VHCT245BQ,11574VHCT245BQAlways Pb-free
74VHCT245D74VHCT245D,11874VHCT245DAlways Pb-free
74VHCT245PW74VHCT245PW,11874VHCT245PWAlways Pb-free
品质及可靠性免责声明

文档 (8)

文件名称标题类型日期
74VHC_VHCT245Octal bus transceiver; 3-stateData sheet2017-07-20
74vhct24574vhct245 IBIS modelIBIS model2013-04-07
74vhc24574vhc245 IBIS modelIBIS model2013-04-07
SOT764-1plastic, leadless dual in-line compatible thermal enhanced very thin quad flat package; 20 terminals; 0.5 mm pitch; 4.5 mm x 2.5 mm x 1 mm bodyPackage information2022-06-21
SSOP-TSSOP-VSO-WAVEFootprint for wave solderingWave soldering2009-10-08
SOT360-1plastic, thin shrink small outline package; 20 leads; 0.65 mm pitch; 6.5 mm x 4.4 mm x 1.1 mm bodyPackage information2022-06-21
SOT163-1plastic, small outline package; 20 leads; 1.27 mm pitch; 12.8 mm x 7.5 mm x 2.65 mm bodyPackage information2022-06-20
WAVE_BG-BD-1Wave soldering profileWave soldering2021-09-08

支持

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模型

文件名称标题类型日期
74vhct24574vhct245 IBIS modelIBIS model2013-04-07
74vhc24574vhc245 IBIS modelIBIS model2013-04-07

样品

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