Pin No. Symbol I/O
Equivalent circuit
36
IREF O
37
VREF I
38
VG
O
AVDD
AVDD
36
AVDD
AVSS
37
AVSS
AVDD
38
AVSS
39 to 41 AVDD —
42
RO
44
GO
O
46
BO
43, 45, 47 AVSS —
48
DVDD
—
AVDD
42
44
46
AVSS
AVSS
CXD2309Q
Description
Reference current output.
Connect an “RIR” resistor which are
16 times the output resistance
“ROUT”.
Reference voltage input.
Sets an output full-scale value.
Connect an approximately 0.1µF
capacitor.
Analog power supply.
Current output. Output can be
obtained by connecting a resistor
(200 Ω typ.).
Analog ground.
Digital power supply.
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