TC820 TelCom Semiconductor, TC820 Datasheet - Page 22
TC820
Manufacturer Part Number
TC820
Description
3-3/4 DIGIT A/D CONVERTER WITH FREQUENCY COUNTER AND LOGIC PROBE
Manufacturer
TelCom Semiconductor
Datasheet
1.TC820.pdf
(22 pages)
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3-170
TC820
1N4148
75k
5k
39k
TL071 1N5817
–
+
200k
12
11
Figure 27. Temperature-Compensating Circuits
V
DGND
NOTE: Pin numbers shown are for 44-pin flat package.
DISP
TC820
V
V
+
39
24
–
20k
3-3/4 A/D CONVERTER WITH
18k
39k
TELCOM SEMICONDUCTOR, INC.
FREQUENCY COUNTER
1N5817
2N2222
AND LOGIC PROBE
11
12
V
DGND
DISP
TC820
V
V
+
–
39
24
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