Texas Instruments 99/4A - Page 123

LS245
OCTAL (8) BUS DRIVER'
'NON-INVERTING '
'2-WAY COMMUNICATION'
'3-STATE OUTPUT' 1) HIGH
2)
3)
LOW
HIGH IMPEDANCE
G IS ENABLE..ACTIVE LOW
DIR IS DIRECTION CONTROL A-^B...B-> A
OCTAL BUS TRANCEIVERS
245 NONINVERTED 3-STATE outputs
S« 7-349
ENABLE
DIR ! OPERATION
IB DATA TO
IA DATA Tu
INPUT B
INPUT = A
IISOLATIO.
KHI-Z)
INPUT
X = DON'T CARE WHAT ST
OUTPUT
IILLIII
HI-Z//
A=OUTPUT
B=OUTPUT
RAG OG-Oi
Fig. 34
113