UTC7106 Datasheet, PDF (14/15 Pages) Unisonic Technologies – 3/12 DIGIT,LCD DISPLAY A/D CONVERTERS

UTC 7106
TYPICAL APPLICATIONS (Continued)
CMOS IC
O/RANGE
U/RANGE
V+
TO
LOGIC
VDD
1 V+
2 D1
3 C1
4 B1
5 A1
6 F1
7 G1
8 E1
9 D2
10 C2
11 B2
12 A2
13 F2
14 E2
15 D3
16 B3
17 F3
18 E3
19 AB4
20 POL
OSC1 40
OSC2 39
OSC3 38
TEST 37
REF HI 36
REF LO 35
CREF 34
CREF ₃₃
COMMON 32
IN HI ₃₁
IN LO 30
A-Z 29
BUFF 28
INT 27
V- 26
G2 25
C3 24
A3 23
G3 22
BP 21
TO
LOGIC
GND
V-
CD4077
FIGURE 10. CIRCUIT FOR DEVELOPING UNDERRANGE AND
OVERRANGE SIGNAL FROM UTC 7106 OUTPUTS
UTC UNISONIC TECHNOLOGIES CO., LTD. 14
QW-R502-018,B