制造商:Texas Instruments
功能描述:
SN74LS540N-SN74ALS540N
SN74LS540NSR
SN74LS540NSRE4
SN74LS540NSRG4
SN74LS541DB
SN74LS541DBE4
SN74LS541DBG4
SN74LS541DBR
SN74LS541DBRE4
SN74LS541DBRG4