Datasheet

SN65C1406, SN75C1406
TRIPLE LOW-POWER DRIVERS/RECEIVERS
SLLS148E – MAY 1990 – REVISED OCTOBER 2001
7
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
Figure 1. Driver Test Circuit
V
O
H
, V
O
L
, I
OS(
L
)
, I
OS(
H
)
V
DD
V
CC
V
I
V
O
V
SS
or GND
V
DD
or GND
I
OS(L)
–I
OS(H)
V
SS
R
L
= 3 kΩ
Figure 2. Driver Test Circuit, I
IL
, I
IH
V
I
V
I
V
SS
V
DD
V
CC
I
IH
–I
IL
Input
Output
1.5
50%
10%
90%
t
PLH
t
PHL
t
THL
t
TLH
V
OH
V
OL
3 V
0 V
50%
10%
90%
1.5
VOLTAGE WAVEFORMS
V
SS
R
L
V
CC
V
DD
C
L
(see Note A)
Pulse
Generator
(See Note B)
Input
TEST CIRCUIT
NOTES: A. C
L
includes probe and jig capacitance.
B. The pulse generator has the following characteristics: t
w
= 25 µs, PRR = 20 kHz, Z
O
= 50 Ω, t
r
= t
f
< 50 ns.
Figure 3. Driver Test Circuit and Voltage Waveforms
Figure 4. Receiver Test Circuit, I
OS(H)
, I
OS(L)
V
I
V
DD
V
CC
V
SS
–I
OS(H)
I
OS(L)
V
CC
Figure 5. Receiver Test Circuit, V
IT
, V
OL
, V
OH
V
OL
V
OH
–I
OH
I
OL
V
SS
V
CC
V
DD
V
IT
, V
I