10PCS 74LS540 SOP-20 SN74LS540DWR LS540 74LS540D SOP20 7.2MM SOIC-20 SOIC20 SMD new and original IC Chipset
![10PCS 74LS540 SOP-20 SN74LS540DWR LS540 74LS540D SOP20 7.2MM SOIC-20 SOIC20 SMD new and original IC Chipset](http://ae04.alicdn.com/kf/He41a3587ae6a4ae68e7ee92e2473c9d1f.jpg)
sku: 1005002027820563
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$8.92
Shipping from: China
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