UPC648D
ETC
12 Bit D/A Converter with Open Collector Output**********
12-BIT D/A CONVERTER WITH OPEN COLLECTOR OUTPUT
—TOP VIEW—
1 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 VREF(+) VREF(–) COMP D/A D/A 18
UPC648D IL00
D11 D10 D9 D8 D7 D6 D5 D4 D3 D2
IN
1 2 3 4 5 6 7 8 9 10
VCC (+15V) 20 19 D/A 18 D/A VEE (-15V)
UPC649C
Sample and Hold Circuit**********
SAMPLE AND HOLD CIRCUIT
—TOP VIEW— VCC
(+5V to +16.5V) 2
UPC649C IL00
1 OFFSET 2 A-SIG
IN
8 7 6
S/H CONT.
IN
OFFSET
LOGIC REF. CH OUT
IN
3
A-SIG LOGIC REF S/H CONT CH 6
OUT
5
3 4 VEE (-16.5V to -5V)
7 8
5
S/H CONT. ; SAMPLE/HOLD CONTROL CH ; EXTERNAL HOLD CAPACITOR
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