Datasheet


    
   
SCDS161A − MAY 2004 – REVISED OCTOBER 2004
9
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
C
L
(see Note A)
TEST CIRCUIT
R
L
Analog Output
Waveform
(V
O
)
t
ON
0 V
3 V
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
S
V
X1
TEST
C
L
R
L
V
X1
3.3 V + 0.3 V
3.3 V + 0.3 V
V
CC
V
X0
t
OFF
t
ON
3.3 V + 0.3 V
3.3 V + 0.3 V
100 Ω
100 Ω
100 Ω
100 Ω
35 pF
35 pF
35 pF
35 pF
GND
3 V
GND
3 V
3 V
GND
3 V
GND
Output
Control
(V
S
)
Input Generator
V
O
V
X0
S
IX
0
IX
1
E
YX
0 V
V
OH
t
OFF
90%90%
Figure 4. Test Circuit and Voltage Waveforms