
# "
Digital Systems
three-variable change, 87; see also octet
totem pole, 138, 187
transition table, 357, 365, 368, 377-379, 448, 463
tristate 183, 185, 187-189
tristate NOT, 184, 185
TTL, 136, 158
circuit, 137
circuit features, 139, 500
comparison with CMOS, 151, 152
family, 140
unconnected input, 140
voltage levels 3
twisted ring counter, 399
twos complement, 34-35, 43, 47
valid number, 44
two outputs simplification, 104
two variable change, 86; see also quad
unit distance code, 251
unsigned number, 34
valid number, 43
unstable output, 443
unstable state 316, 338
weight 11
binary, 13
decimal, 12, 257
fraction, 18, 19, 27
hexadecimal, 16
octal, 14, 28
wired AND, 136, ...