Datasheet

SN75140
DUAL LINE RECEIVER
SLLS080C – JANUARY 1977 – REVISED APRIL 1998
8
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
V
ref
= 1.5 V
V
ref
= 2.5 V
T
A
= 25°C
V
CC
= 5 V
t
w
= 0.6
R
F
= 15 kΩ
RC Time Constant – µs
– Oscillator Frequency – MHz
OSCILLATOR FREQUENCY
vs
RC TIME CONSTANT
f
f
osc
40
20
2
7
0
0.1 0.2 0.4 0.7 2 107
4
10
14
Figure 9