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CA3162 데이터 시트보기 (PDF) - Harris Semiconductor
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CA3162
A/D Converter for 3-Digit Display
Harris Semiconductor
CA3162 Datasheet PDF : 7 Pages
1
2
3
4
5
6
7
Functional Block Diagram
CA3162, CA3162A
V+
ZERO
ADJ
8
9
HIGH INPUT 11
LOW INPUT
10
V/I
CONVERTER
V+
BCD OUTPUTS
INTEGRATING
CAP
2
1
2
0
2
2
2
3
V+
12
1 2 15 16
14
CONTROL LOGIC
COUNTERS & MULTIPLEX
DIGIT
DRIVE
THRESHOLD
DET.
÷
2048
÷
96
3
4
DIGIT SELECT
OUTPUTS †
5
4
= MSD
5
= LSD
3
= NSD
REFERENCE
CURRENT
GENERATOR
† MSD = MOST SIGNIFICANT DIGIT
NSD = NEXT SIGNIFICANT DIGIT
LSD = LEAST SIGNIFICANT DIGIT
BAND GAP
REFERENCE
13
OSC
HOLD/
BYPASS
GATES
6
CONVERSION
CONTROL
7
GND
GAIN
ADJ
2-6
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