Datasheet
SCDS172A - JULY 2004 − REVISED DECEMBER 2004
11
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
C
L
(see Note A)
TEST CIRCUIT
R
L
Analog Output
Waveform
(V
O
)
0 V
V
CC
VOLTAGE WAVEFORMS
t
ON
AND t
OFF
TIMES
NOTES: A. C
L
includes probe and jig capacitance.
B. All input pulses are supplied by generators having the following characteristics: PRR ≤ 10 MHz, Z
O
= 50 Ω, t
r
≤ 2.5 ns, t
f
≤ 2.5 ns.
C. The outputs are measured one at a time, with one transition per measurement.
50% 50%
50 Ω
V
G1
V
CC
DUT
50 Ω
V
IN
V
I
TEST
C
L
R
L
3.3 V ± 0.3 V
V
CC
V
I
t
ON
/t
OFF
75 W 20 pF V
CC
Output
Control
(V
IN
)
Input Generator
V
O
IN
or
EN
D
X
S2
X
0 V
V
OH
90%90%
t
OFF
t
ON
C
L
(see Note A)
R
L
S1
X
Figure 7. Test Circuit and Voltage Waveforms