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UPC667 Datasheet(PDF) 5 Page - NEC

Part # UPC667
Description  10-BIT D/A CONVERTER
PDF  12 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPC667 Datasheet(HTML) 5 Page - NEC

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µPC667
5
Pin Name
Pin No.
Input/
Function
Equivalent Circuit
Output
AGND
AGND
AVCC
AVCC
AVCC
9.7 k
9.7 k
COMP
AVCC
VREF
25
Input
Reference voltage
The output full-scale range is set
according to the voltage applied to
this pin. Apply standard 4.0 V.
When no adjustment is necessary,
connect the output from VROUT pin
directly to this pin.
AOUT
26
Output
Analog signal
Analog signal output pin.
COMP
27
Phase compensation
Phase compensating capacitor
connection pin for full-scale ampli-
fier. Approx. 0.1
µF capacitor must
be connected between this pin and
AVCC pin.
AVCC
24, 28
Power supply for analog circuit
AGND
23, 29
Ground for analog circuit
NC
13, 15 to 19
No Connection
AGND
AGND
AGND
AGND
AVCC
112.5
112.5
225
112.5
R-2R
Ladder
resistance
AVCC
AGND
AGND
5 k
20 A
µ
AVCC
AGND
AVCC



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