SWITCHING WAVEFORMS
t
t
wH
wL
t
t
r
f
2.0 V
SCLK
0.8 V
2.0 V
CS
1/f
0.8 V
t
, t
PLH PHL
t
, t
PZH PZL
t
h
t
90%
10%
, t
PHZ PLZ
2.4 V
0.4 V
D
out
2.4 V
0.4 V
D
out
t
, t
TLH THL
Figure 1.
Figure 2.
t
TLH
2.4 V
EOC
VALID
0.4 V
2.0 V
0.8 V
D
in
t
d
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.
10TH
CLOCK
2.0 V
SCLK
EOC
CS
0.8 V
0.8 V
t
PHL
t
t
h
su
2.4 V
FIRST
LAST
CLOCK
0.4 V
SCLK
0.8 V
0.8 V
CLOCK
t
THL
Figure 5.
Figure 6.
V
V
DD
DD
TEST
POINT
TEST
POINT
2.18 k
2.18 k
D
out
EOC
DEVICE
UNDER
TEST
DEVICE
UNDER
TEST
12 k
100 pF
12 k
50 pF
Figure 7. Test Circuit
Figure 8. Test Circuit
MC145053
MOTOROLA WIRELESS SEMICONDUCTOR
SOLUTIONS DEVICE DATA
5
MOTOROLA [ MOTOROLA ]
