Datasheet

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    
SLIS094A − MARCH 2000 − REVISED MAY 2005
7
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
TEST CIRCUIT
SWITCHING TIMES
G
5 V
50%
24 V
0.5 V
90%
10%
t
PLH
t
r
50%
90%
10%
t
PHL
t
f
SRCK
5 V
50%
SER IN
5 V
50%
50%
t
su
t
h
t
w
INPUT SETUP AND HOLD WAVEFORMS
5 V 24 V
V
CC
DRAIN
LGND
SRCLR
SER IN
R
L
= 68 Ω
C
L
= 30 pF
(see Note B)
G
Output
SRCK
RCK
DUT
PGND
Output
Word
Generator
(see Note A)
0 V
0 V
0 V
I
D
50% 50%
50%50%
t
pd
t
pd
SRCK
SER OUT
SER OUT PROPAGATION DELAY WAVEFORM
NOTES: A. The word generator has the following characteristics: t
r
≤ 10 ns, t
f
≤ 10 ns, t
w
= 300 ns, pulsed repetition rate (PRR) = 5 kHz,
Z
O
= 50 Ω.
B. C
L
includes probe and jig capacitance.
Figure 2. Test Circuit, Switching Times, and Voltage Waveforms