CXB1818Q データシートの表示（PDF） - Sony Semiconductor
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CXB1818Q Datasheet PDF : 17 Pages
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Pin
No.
Typical pin voltage [V]
Symbol
DC
AC
Equivalent circuit
15 CompA
VCC
15
180pF
16
30pF
16 CompB
10k
VEE
CXB1818Q
Description
Modulation current
driver compensation.
Normally, connects
180pF capacitor
between CompA and
CompB pins.
17 Timer
VEE
18 ADCDis
to
VCC
(open)
19 FFSel
VEE
or
open
VCC
Ctimer
17
VEE
100
25µA
2.1k
10pF
2.4k
2.4k
200µA
Capacitor connection
for activity detector
(IN_ALM) operation.
This pin sets the period
of inactive time for
activity detector.
Inactive time is
controlled by connecting
a capacitor to this pin.
VCC
3.8k
3.8k
35k
35k
35k
35k
18
VEE
15µA
Activity detector circuit
control.
High (connected to VCC
or open):
Activity detector is
disable.
Low (connected to VEE):
Activity detector
is enable.
VCC
Input data D-FF
9k 4.5k 4.5k
selection control.
High (open):
FF not used
(Through mode)
19
Low (connect to VEE):
100k
4.5k
4.5k
VEE
FF used
(FF mode)
–4–
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