SN74LS640DWR
Logic&voltage
Texas InstrumentsBrandedSN74LS640DWRIntegrated circuit electronic chips use2000Encapsulated, with a working temperature range of0°C ~ 70°C（TA）,The voltage is4.75V ~ 5.25V,use20-SOIC（0.295"，7.50mm 宽）Packaging technology，nowSN74LS640DWRChip inventory is17792individual。
---
