SN54ABT8646 - SCAN TEST DEVICES
The ’ABT8646 and scan-test devices with octal bus transceivers and registers are members of the Texas Instruments SCOPE testability integrated-circuit family.
This family of devices supports IEEE Standard 1149.1-1990 boundary scan to facilitate testing of complex circuit-board assemblies.
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SN54ABT8646, SN74ABT8646 SCAN TEST DEVICES WITH OCTAL BUS TRANSCEIVERS AND REGISTERS SCBS123F AUGUST 1992 REVISED APRIL 2004 D Members of the Texas Instruments SCOPE Family of Testability Products D Compatible With the IEEE Standard 1149.1-1990 (JTAG) Test Access Port and Boundary-Scan Architecture D Functionally Equivalent to ’F646 and ’ABT646 in the Normal-Function Mode D SCOPE Instruction Set IEEE Standard 1149.1-1990 Required Instructions, Optional INTEST,
