SN54HC42

Name: SN54HC42
Brand: TI
SKU: SN54HC42
Price: 35.431 USD

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4 线路到 10 线路 BCD 至十进制解码器

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数据表

document-pdfAcrobat SN54HC42, SN74HC42 数据表 (Rev. D) (英语)

SN54HC42

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数据表

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产品详情

Technology family

Number of channels

Operating temperature range (°C)

-55 to 125

Rating

Military

Supply current (max) (µA)

160

Technology family

Number of channels

Operating temperature range (°C)

-55 to 125

Rating

Military

Supply current (max) (µA)

160

CDIP (J)

135.3552 mm² 19.56 x 6.92

LCCC (FK)

79.0321 mm² 8.89 x 8.89

Wide Operating Voltage Range of 2 V to 6 V
Outputs Can Drive Up To 10 LSTTL Loads
Low Power Consumption, 80-µA Max I_CC
Typical t_pd = 14 ns
±4-mA Output Drive at 5 V
Low Input Current of 1 µA Max
Full Decoding of Input Logic
All Outputs Are High for Invalid BCD Conditions
Also for Applications as 3-Line to 8-Line Decoders

Wide Operating Voltage Range of 2 V to 6 V
Outputs Can Drive Up To 10 LSTTL Loads
Low Power Consumption, 80-µA Max I_CC
Typical t_pd = 14 ns
±4-mA Output Drive at 5 V
Low Input Current of 1 µA Max
Full Decoding of Input Logic
All Outputs Are High for Invalid BCD Conditions
Also for Applications as 3-Line to 8-Line Decoders

These decimal decoders consist of eight inverters and ten 4-input NAND gates. The inverters are connected in pairs to make BCD input data available for decoding by the NAND gates. Full decoding of valid input logic ensures that all inputs remain off for all invalid input conditions.

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