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贴片直插SN74LS161AML1G，SN74LS126AML1G，SN74LS161AMELG，4
贴片直插SN74LS132MELG，SN74LS126AML1，SN74LS132DR2G，4
贴片直插SN74LS126AMELG，SN74LS125AML1G，SN74LS125AML2G，4
贴片直插SN74LS126AMEL，SN74LS125AML1，SN74LS125AML2，4
