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IC DESCRIPTION
P
N
Fig. 6-23 : Input pins SENSE
VRD
+
-
int. ref.
voltage
Fig. 6-24 : Supply pins XREF, VRD
40 k
2.5V
GND
AB
Fig. 6-25 : Input pins AIN1-3
80 k
-
+
2.5V
GND
Fig. 6-26 : Output pins AOUT1, AOUT2
VSUP
S
to ADC
Fig. 6-27 : Input/Output pins P10-P17,
P20-P27, P30-P37
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VSUP
AB
ref. current
XREF
GND
AB
AB
VSUP
Px
P
N
GND
Px
VSUP s
P
N
Fig. 6-28 : Input pins P42-P46
P
N
Fig. 6-29 : Outpin pins ADB0-ADB18,
OE1, OE2, WE1, WE2
VSUP
S
Fig. 6-30 : Input/Output pins DB0-DB7
Fig. 6-31 : Input pins VB0-VB7, VBCLK
-38-
VCT 38xxA/B
VSUP
AB
P
N
GND
AB
VSUP
ADB
GND
ADB
VSUP
DB
P
N
GND
DB
VSUP
D
GND
D
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