Datasheet


    
     
SCDS172A - JULY 2004 − REVISED DECEMBER 2004
10
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
pd(s)
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
S2
TEST
C
L
R
L
V
S2
3.3 V ± 0.3 V
3.3 V ± 0.3 V
V
CC
V
S1
t
pds
75
75
20 pF
20 pF
GND
V
CC
V
CC
GND
Output
Control
(V
IN
)
Input Generator
V
O
V
S1
IN
S1
x
S2
x
EN
D
x
0 V
V
OH
90%90%
Figure 6. Test Circuit and Voltage Waveforms