LTC6943 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
LTC6943
Linear Technology
'LTC6943' PDF : 16 Pages View PDF
LTC6943
TYPICAL APPLICATIO S
0.01% Analog Multiplier
7.5k*
YINPUT
1µF
2N2907A
(FOR START-UP)
–5V
1/4 LTC6943
12
11
LT1004-1.2V
1k
–5V
1µF
5V
2– 7
LT1056
3+ 4
–5V
10
0.001µF †
6
14
1/4 LTC6943
XINPUT 5
4
30pF
22k
330k
1µF
OPERATE LTC6943 FROM ±5V
† POLYPROPYLENE, MOUNT CLOSE
*1% FILM RESISTOR
ADJUST OUTPUT TRIM
SO X • Y = OUTPUT ±0.01%
1
0.001µF †
80.6k*
20k
OUTPUT
TRIM
0.01µF
5V
2–
7
LT1056
3+
4
6
OUTPUT
XY ±0.01%
–5V
6943 • TA09
+
INPUT
–
43k
V+ = 5V
1N914
Single 5V Supply, Ultra Precision Low Power with
True Rail-to-Rail In/Out Instrumentation Amplifier
LTC6943
6
7
9
1µF
1µF
10
5V
3+ 5
LTC2054CS 1
4–
2
100Ω
99.9k
11
12
OUTPUT
AV = 1000
5
4
0.22µF
10k
1
1µF
1µF
NONPOLARIZED
2
16
14
15
0.0047
13
≈ –0.5V
3
INPUT AND OUTPUT VOLTAGE RANGE INCLUDES GROUND.
5V
INPUT REFERRED OFFSET ERRORS ARE TYPICALLY 3µV WITH
2µV OF PEAK-TO-PEAK DC TO 10Hz NOISE
CMRR ~ 120dB
6943 • TA10
6943f
9
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