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Part Number Manufacturer Description Lifecycle Availability Quote RoHS
74AC520PC Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20DIP Obsolete In Stock
74ACT521MTCX Fairchild Semiconductor IC COMPARATOR IDENTITY 20TSSOP Obsolete In Stock
74ACT521MTC Fairchild Semiconductor IC COMPARATOR IDENTITY 20TSSOP Obsolete In Stock
74AC521MTCX Fairchild Semiconductor IC COMPARATOR IDENTITY 20TSSOP Obsolete In Stock
74AC521MTC Fairchild Semiconductor IC COMPARATOR IDENTITY 20TSSOP Obsolete In Stock
DM74ALS520WMX Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOIC Obsolete In Stock
74F521SCX Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOIC Obsolete In Stock
74ACT521SCX Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOIC Obsolete In Stock
74ACT520SCX Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOIC Obsolete In Stock
74AC521SCX Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOIC Obsolete In Stock
74AC520SCX Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOIC Obsolete In Stock
74AC520SC Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOIC Obsolete In Stock
DM74ALS521WMX Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOIC Obsolete In Stock
74F521MSAX Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SSOP Obsolete In Stock
74F521SJX Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOP Obsolete In Stock
74F521SJ Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOP Obsolete In Stock
74ACT521SJX Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOP Obsolete In Stock
74ACT520SJX Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOP Obsolete In Stock
74ACT520SJ Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOP Obsolete In Stock
74AC521SJX Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOP Obsolete In Stock
74AC521SJ Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOP Obsolete In Stock
74F521MSA Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SSOP Obsolete In Stock
74ACT521SJ Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOP Obsolete In Stock
M74HC85RM13TR STMicroelectronics IC COMPARATOR MAGNITUDE 16SOIC Obsolete In Stock
M74HC85B1R STMicroelectronics IC COMPARATOR MAGNITUDE 4B 16DIP Obsolete In Stock
DM74ALS521WM Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOIC Obsolete In Stock
74F524SC Fairchild Semiconductor IC COMPARATOR 8B 20SOIC Obsolete In Stock
74ACT521SC Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOIC Obsolete In Stock
74ACT521PC Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20DIP Obsolete In Stock
74ACT520SC Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOIC Obsolete In Stock
74ACT520PC Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20DIP Obsolete In Stock
74AC521SC Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOIC Obsolete In Stock
74AC521PC Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20DIP Obsolete In Stock
74F521SC Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOIC Obsolete In Stock
DM74ALS520WM Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20SOIC Obsolete In Stock
DM74ALS520N Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20DIP Obsolete In Stock
DM74ALS521N Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20DIP Obsolete In Stock
74F524PC Fairchild Semiconductor IC COMPARATOR 8B 20DIP Obsolete In Stock
74F521PC Fairchild Semiconductor IC COMPARATOR IDENTITY 8B 20DIP Obsolete In Stock
MM74HC688N Fairchild Semiconductor IC COMPARATOR MAGNITUDE 8B 20DIP Obsolete In Stock