4020这那多你是找哪个啊?
MAX4020
M54/74HC4020
HCC/HCF40208B
HCC4020B
HCF4020B
HYM324020S-60
HYM324020S-70
HYM324020GS-60
HYM324020GS-70
HYM324020S-50
HYM324020S-60
HYM324020GS-50
HYM324020GS-60
HYM324020S-50
HYM324020S-60
HYM324020GS-50
HYM324020GS-60
HYM364020S-60
HYM364020GS-60
HYM324020GD-50
HYM324020GD-60
HYM324020GL-50
HYM324020GL-60
MP4020
MP4020
TC4020BP
TC4020BF
TC4020BFN
TC74HC4020AP
TC74HC4020AFN
JTMP04020-XXXS
CD4020BMS
CD40208BMS
MC14020B
MC74AC4020
MC74HC4020A
MC74HC4020A
CD4020UB
CD54/74HC4020
CD54/74HCT4020
CD54/74HC4020
CD54/74HCT4020
SN54HC4020
SN74HC4020
SMJ34020A
TMS34020
TMS34020A
LH540202-15
LH540202-20
SK40208B
MAZ4020
HEF4020B
74HC/HCT4020
GP4020
CD4020BC
MM74HC4020
HCF4020
HCF40208
M74HC4020
好似是电视里面的吧