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1 SN74F521DW 8-BIT IDENTITY COMPARATORS 75K TI 4331644
2 SN74F521DW 8-BIT IDENTITY COMPARATORS 475K TI 2270286
3 SN74F521DW 8-BIT IDENTITY COMPARATORS 632K TI 2270285
4 SN74F521DWE4 8-BIT IDENTITY COMPARATORS 475K TI 2270284
5 SN74F521DWE4 8-BIT IDENTITY COMPARATORS 632K TI 2270283
6 SN74F521DWG4 8-BIT IDENTITY COMPARATORS 632K TI 2270282
7 SN74F521DWR 8-BIT IDENTITY COMPARATORS 475K TI 2270281
8 SN74F521DWR 8-BIT IDENTITY COMPARATORS 632K TI 2270280
9 SN74F521DWRE4 8-BIT IDENTITY COMPARATORS 475K TI 2270279
10 SN74F521DWRE4 8-BIT IDENTITY COMPARATORS 632K TI 2270278
11 SN74F521DWRG4 8-BIT IDENTITY COMPARATORS 632K TI 2270277