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SN74ALS163BN3

manufacturer：Rochester Electronics

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CD4520BM

manufacturer：Texas Instruments

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4520BDMQB

manufacturer：Rochester Electronics

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N74F191D,602

manufacturer：NXP Semiconductors

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HCF4020M013TR

manufacturer：STMicroelectronics

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74ACT161SCX

manufacturer：Rochester Electronics

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SN74LS193NS

manufacturer：Rochester Electronics

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CD4022BPW

manufacturer：Texas Instruments

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AM25LS2569PCB

manufacturer：Rochester Electronics

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HEF4059BT,652

manufacturer：NXP Semiconductors

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M74HC4060TTR

manufacturer：STMicroelectronics

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74HC590PW/C1118

manufacturer：Rochester Electronics

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CD74HCT4020M

manufacturer：Rochester Electronics

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CD4040BPW

manufacturer：Texas Instruments

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4518BDM

manufacturer：Rochester Electronics

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CD4024BHSR

manufacturer：Intersil (Renesas Electronics America)

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M74HC390RM13TR

manufacturer：STMicroelectronics

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74VHC161MTCX

manufacturer：Rochester Electronics

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SN74LV161APW

manufacturer：Texas Instruments

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CD74AC191E

manufacturer：Rochester Electronics

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