Datasheet
SN54BCT8374A, SN74BCT8374A
SCAN TEST DEVICES
WITH OCTAL D-TYPE EDGE-TRIGGERED FLIP-FLOPS
SCBS045E − JUNE 1990 − REVISED JULY 1996
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
POST OFFICE BOX 1443
• HOUSTON, TEXAS 77251−1443
functional block diagram
Boundary-Control
Register
Bypass Register
Boundary-Scan Register
Instruction Register
TDI
TMS
TCK
TDO
TAP
Controller
V
CC
V
CC
OE
V
CC
V
CC
V
CC
CLK
1D
V
CC
V
CC
One of Eight Channels
1Q
C1
1D
24
1
23
14
12
13
2
11
Pin numbers shown are for the DW, JT, and NT packages.