
BH2227FV, BH2228FV
Technical Note
3/8
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2011.08 - Rev.B
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●Timing Chart(Unless otherwise specified, VDD = VFS = 3.0V, RL = OPEN, CL = 0pF, Ta = 25℃)
Parameter
Symbol
Limits
Unit
Conditions
MIN.
TYP.
MAX.
CLK L level time
tCLKL
50
-
ns
CLK H level time
tCLKH
50
-
ns
DI setup time
tsDI
20
-
ns
DI hold time
thDI
40
-
ns
CSB setup time
tsCSB
50
-
ns
CSB hold time
thCSB
50
-
ns
CSB H level time
tCSBH
50
-
ns
D/A Output settling time
tOUT
-
100
s
CL=50pF,RL=10k
Fig.1
tCLKL
tCLKH
tsDI
thDI
tOUT
CLK
DI
CSB
Analog output
2.4V
0.6V
2.4V
0.6V
90%
10%
tsCSB
2.4V
0.6V
thCSB
tCSBH