销售商 | 型号 | 制造商 | 功能描述 | 价格 |
 Area51 | DM74ALS640AWM | Texas Instruments | IC Date Code: 9338 | 价格未公开 |
 Bristol Electronics | DM74ALS640AWM | National Semiconductor Corporation | | 3 : $1.6875 13 : $1.0969 47 : $0.6328
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 Digi-Key 得捷电子 | DM74ALS640AWM | ON Semiconductor | IC TXRX INVERT 5.5V 20SOIC | Obsolete |
 Digi-Key 得捷电子 | DM74ALS640AWM | Fairchild Semiconductor | IC TXRX INVERT 5.5V 20SOIC | $0.77000 |
 Digi-Key 得捷电子 | DM74ALS640AWM | Fairchild Semiconductor | 逻辑 - 缓冲器,驱动器,接收器,收发器 74ALS 集成电路 (IC) | 1+:¥4.74 25+:¥4.6899 50+:¥4.66 100+:¥4.62 300+:¥4.53 500+:¥4.49 1000+:¥4.44 5000+:¥4.42 |
 Digi-Key 得捷电子 | DM74ALS640AWMX | Fairchild Semiconductor | IC TXRX INVERT 5.5V 20SOIC | $0.77000 |
 Digi-Key 得捷电子 | DM74ALS640AWMX | ON Semiconductor | IC TXRX INVERT 5.5V 20SOIC | Obsolete |
 Digi-Key 得捷电子 | DM74ALS640AWMX | Fairchild Semiconductor | 逻辑 - 缓冲器,驱动器,接收器,收发器 74ALS 集成电路 (IC) | 1+:¥4.74 25+:¥4.6899 50+:¥4.66 100+:¥4.62 300+:¥4.53 500+:¥4.49 1000+:¥4.44 5000+:¥4.42 |
 Quest Components | DM74ALS640AWM | National Semiconductor Corporation | ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20 | 54 : $0.675 12 : $1.125 1 : $2.25
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 Rochester Electronics | DM74ALS640AWM | Fairchild Semiconductor Corporation | N/A | 500 : $0.76 1,000 : $0.73
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