特性
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Octal bus interface
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3-state buffers
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Speed upgrade of 74LVT244A
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Wide supply voltage range from 2.7 to 3.6 V
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BiCMOS high speed and output drive
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Output capability: +64 mA and -32 mA
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Direct interface with TTL levels
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Overvoltage tolerant inputs to 5.5 V
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Input and output interface capability to systems at 5 V supply
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Bus hold data inputs eliminate need for external pull-up resistors to hold unused inputs
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No bus current loading when output is tied to 5 V bus
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Power-up 3-state
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Live insertion and extraction permitted
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IOFF circuitry provides partial Power-down mode operation
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Latch-up performance exceeds 500 mA per JESD 78 Class II Level B
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Complies with JEDEC standards
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JESD8C (2.7 V to 3.6 V)
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ESD protection:
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HBM EIA/JESD22-A114-C exceeds 2000 V
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MM EIA/JESD22-A115-A 200 V
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Specified from -40 °C to +85 °C
参数类型
Type number | Product status | VCC (V) | Logic switching levels | Output drive capability (mA) | fmax (MHz) | Nr of bits | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Rth(j-c) (K/W) | Package name |
---|---|---|---|---|---|---|---|---|---|---|---|
74LVT244BD | Production | 2.7 - 3.6 | TTL | -32 / +64 | 150 | 8 | medium | -40~85 | 84 | 60 | SO20 |
74LVT244BPW | Production | 2.7 - 3.6 | TTL | -32 / +64 | 150 | 8 | medium | -40~85 | 100 | 44 | TSSOP20 |
74LVTH244BD | Production | 2.7 - 3.6 | TTL | -32 / +64 | 150 | 8 | medium | -40~85 | 84 | 60 | SO20 |
74LVTH244BPW | Production | 2.7 - 3.6 | TTL | -32 / +64 | 150 | 8 | medium | -40~85 | 100 | 44 | TSSOP20 |
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)) |
---|---|---|---|---|---|---|---|
74LVT244BD | SO20 (SOT163-1) | SOT163-1 | WAVE_BG-BD-1 | SOT163-1_118 | Active | 74LVT244BD | 74LVT244BD,118 ( 9352 627 91118 ) |
74LVT244BPW | TSSOP20 (SOT360-1) | SOT360-1 | SSOP-TSSOP-VSO-WAVE | SOT360-1_118 | Active | LVT244B | 74LVT244BPW,118 ( 9352 627 93118 ) |
74LVTH244BD | SO20 (SOT163-1) | SOT163-1 | WAVE_BG-BD-1 | SOT163-1_118 | Active | 74LVTH244BD | 74LVTH244BD,118 ( 9352 817 41118 ) |
74LVTH244BPW | TSSOP20 (SOT360-1) | SOT360-1 | SSOP-TSSOP-VSO-WAVE | SOT360-1_118 | Active | VTH244B | 74LVTH244BPW,118 ( 9352 817 43118 ) |
停产信息
型号 | 可订购的器件编号,(订购码(12NC)) | 最后一次购买日期 | 最后一次交货日期 | 替代产品 | 状态 | 备注 |
---|---|---|---|---|---|---|
74LVT244BD | 935262791112 | 2021-12-31 | 2022-06-30 | 74LVT244BD | ||
74LVT244BPW | 935262793112 | 2021-12-31 | 2022-06-30 | 74LVT244BPW | ||
74LVTH244BD | 935281741112 | 2018-12-31 | 2019-06-30 | 74LVTH244BD | ||
74LVTH244BPW | 935281743112 | 2018-12-31 | 2019-06-30 | 74LVTH244BPW |
环境信息
型号 | 可订购的器件编号 | 化学成分 | RoHS | RHF指示符 | 无铅转换日期 |
---|---|---|---|---|---|
74LVT244BD | 74LVT244BD,118 | 74LVT244BD | week 4, 2004 | ||
74LVT244BPW | 74LVT244BPW,118 | 74LVT244BPW | week 7, 2005 | ||
74LVTH244BD | 74LVTH244BD,118 | 74LVTH244BD | Always Pb-free | ||
74LVTH244BPW | 74LVTH244BPW,118 | 74LVTH244BPW | Always Pb-free |
文档 (6)
文件名称 | 标题 | 类型 | 日期 |
---|---|---|---|
74LVT_LVTH244B | 3.3 V octal buffer/line driver; 3-state | Data sheet | 2021-08-12 |
lvt244b | lvt244b IBIS model | IBIS model | 2013-04-07 |
SSOP-TSSOP-VSO-WAVE | Footprint for wave soldering | Wave soldering | 2009-10-08 |
SOT360-1 | plastic, thin shrink small outline package; 20 leads; 0.65 mm pitch; 6.5 mm x 4.4 mm x 1.1 mm body | Package information | 2022-06-21 |
SOT163-1 | plastic, small outline package; 20 leads; 1.27 mm pitch; 12.8 mm x 7.5 mm x 2.65 mm body | Package information | 2022-06-20 |
WAVE_BG-BD-1 | Wave soldering profile | Wave soldering | 2021-09-08 |
样品
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