ML145053
LANSDALE Semiconductor, Inc.
SWITCHING WAVEFORMS
t
t
WH
WL
t
t
r
f
2.0 V
SCLK
2.0 V
0.8 V
CS
1/f
0.8 V
t
, t
PLH PHL
t
, t
PZH PZL
t
, t
PHZ PLZ
2.4 V
D
out
90%
10%
2.4 V
0.4 V
0.4 V
t
D
out
, t
TLH THL
Figure 1.
Figure 2.
t
TLH
2.4 V
EOC
VALID
0.4 V
2.0 V
0.8 V
t
D
d
in
2.4 V
0.4 V
VALID MSB
t
h
t
su
D
out
2.0 V
0.8 V
SCLK
NOTE: D
is driven only when CS is active (low).
out
Figure 3.
Figure 4.
2.0 V
10TH
SCLK
EOC
CS
CLOCK
0.8 V
0.8 V
t
PHL
t
t
h
su
2.4 V
FIRST
LAST
0.4 V
SCLK
0.8 V
0.8 V
CLOCK
CLOCK
t
THL
Figure 5.
Figure 6.
V
V
DD
DD
TEST
POINT
TEST
POINT
EOC
D
out
DEVICE
UNDER
TEST
DEVICE
UNDER
TEST
12 k
100 pF
12 k
50 pF
Figure 7. Test Circuit
Figure 8. Test Circuit
Page 5 of 15
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