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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) 17 16 COMP 15 VREF(–) 14 VREF(+) 13 CONT 12 D0 11 D1
IN IN OUT
2 3
IN
4 5
IN
OUT
6 7
IN
8 9
IN
10 11
IN
IN
12 14
IN
IN
IN
IN
IN
IN
IN
CONT
VCC 20
CONT 13
D11 1
BIAS
VREF (+)
14
VREF (–)
15
COMP
16
w
–
17 VEE
+
w
w
t a .D
D10 2 D9 3
S a
D8 4
e h
D6 6
;
U 4 t e
15 16 CONT 13 D5 7 D4 8 D3 9
.c
m o
19
THRESHOLD LEVEL CONTROL
D7 5
D2 10
D1 11
D0 12
LOGIC SWITCHER & LEVEL CONTROL
18 19 D/A D/A
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UPC648D Datasheet