SN54ACT8990 masters equivalent, ieee std 1149.1 (jtag) tap masters.
of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
SCOPE and EP.
The ’ACT8990 test-bus controllers (TBC) are members of the Texas Instruments SCOPE™ testability integrated-circuit family. This family of components supports IEEE Standard 1149.1-1990 (JTAG) boundary scan to facilitate testing of complex circuit-boar.
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