销售商 | 型号 | 制造商 | 功能描述 | 价格 |
 Avnet Express | SN74ALS990N | Texas Instruments | 8-BIT D-TYPE TRANS R-B LATCH - Rail/Tube | 999 : $5.743
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 Chip1Stop | SN74ALS990N | Texas Instruments | Latch Transparent 3-ST 8-CH D-Type 20-Pin PDIP Tube RoHS : Compliant | 1 : $6.76 10 : $6.66 50 : $6.0
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 Digi-Key 得捷电子 | SN74ALS990N | Texas Instruments | IC LATCH TRANSP OCTAL D 20DIP | 500 : $6.2775 100 : $7.209 10 : $8.708 1 : $9.64
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 Digi-Key 得捷电子 | SN74ALS990N | Texas Instruments | IC LATCH TRANSP OCTAL D 20DIP | $9.44167 |
 Mouser 贸泽电子 | SN74ALS990N | Texas Instruments | 闭锁 Octal DType TRANPNT Read Back 闭锁 | 1:¥79.4503 10:¥71.7663 25:¥66.4666 100:¥59.4719
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 Mouser 贸泽电子 | SN74ALS990NE4 | Texas Instruments | 闭锁 Octal DType TRANPNT Read Back 闭锁 | 60:¥66.4666 100:¥59.4719 260:¥56.4774 500:¥51.7879
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 Rochester Electronics | SN74ALS990N | Texas Instruments | N/A | 500 : $5.33 1,000 : $5.06
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 Verical | SN74ALS990N | Texas Instruments | Latch Transparent 3-ST 8-CH D-Type 20-Pin PDIP Tube | $5.0625
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 立创商城 | SN74ALS990N | TI(德州仪器) | 电压-电源:4.5V ~ 5.5V 输出类型:三态 系列:74ALS 逻辑类型:D 型锁存器 | 1+:¥31.895 10+:¥27.755 30+:¥26.995 100+:¥26.235 500+:¥25.9 1000+:¥25.48
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