| 销售商 | 型号 | 制造商 | 功能描述 | 价格 |
 Digi-Key 得捷电子 | SP339BER1-L | MaxLinear, Inc. | IC TXRX FULL/HALF 3/5 40QFN | $6.17276 |
 Digi-Key 得捷电子 | SP339BER1-L/TR | MaxLinear, Inc. | IC TXRX FULL/HALF 3/5 40QFN | $5.63550 |
 Mouser 贸泽电子 | SP339BER1-L | MaxLinear | RS-422/RS-485 接口 IC RS-485/RS-422/RS-232 20 Mbps Multiprotocol Transceiver, 3.3V or 5V, 15KV ESD, Internal Cable Termination | 490:¥47.0984 980:¥43.0304 1,470:¥37.5725
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 Mouser 贸泽电子 | SP339BER1-L/TR | MaxLinear | RS-422/RS-485 接口 IC RS-485/RS-422/RS-232 20 Mbps Multiprotocol Transceiver, 3.3V or 5V, 15KV ESD, Internal Cable Termination | 1:¥87.3716 10:¥78.6028 25:¥71.6194 100:¥64.6247
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 立创商城 | SP339BER1-L | MaxLinear | 预售芯片 | 1+:¥49.34 200+:¥19.1 500+:¥18.43 1000+:¥18.09
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 立创商城 | SP339BER1-L/TR | MaxLinear | 预售芯片 | 1+:¥49.74 200+:¥19.25 500+:¥18.57 1000+:¥18.24
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