Datasheet

SN75140
DUAL LINE RECEIVER
SLLS080C – JANUARY 1977 – REVISED APRIL 1998
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
Twisted-Pair Line
Strobe
Data Input
R
T
1/2 SN75372 1/2 SN75140
V
ref
5 V
OUT
Strobe
Figure 3. Line Receiver
N = 75
†
N = 74
N = 2
N = 1
COMSTRB
SN75140
SN75140
†
Although most series SN54/SN74 circuits have a >2.4-V output at 400 µA, they typically are capable of maintaining a >2.4-V output level under
a load of 7.5 mA.
Any Series
SN54/SN74
Logic
COMSTRB
1.5 V
1.5 V
Figure 4. High Fanout From Standard TTL Gate