Datasheet

LTC2411/LTC2411-1
40
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
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FAX: [phone]
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www.linear.com  LINEAR TECHNOLOGY CORPORATION 2000
24111f LT/TP 0601 2K • PRINTED IN USA
RELATED PARTS
PART NUMBER DESCRIPTION COMMENTS
LT1019 Precision Bandgap Reference, 2.5V, 5V 3ppm/°C Drift, 0.05% Max Initial Accuracy
LT1025 Micropower Thermocouple Cold Junction Compensator 80µA Supply Current, 0.5°C Initial Accuracy
LTC1050 Precision Chopper Stabilized Op Amp No External Components 5µV Offset, 1.6µV
P-P
Noise
LT1236A-5 Precision Bandgap Reference, 5V 0.05% Max Initial Accuracy, 5ppm/°C Drift
LT1460 Micropower Series Reference 0.075% Max Initial Accuracy, 10ppm/°C Max Drift
LTC2400 24-Bit, No Latency ∆Σ ADC in SO-8 0.3ppm Noise, 4ppm INL, 10ppm Total Unadjusted Error, 200µA
LTC2401/LTC2402 1-/2-Channel, 24-Bit, No Latency ∆Σ ADC in MSOP 0.6ppm Noise, 4ppm INL, 10ppm Total Unadjusted Error, 200µA
LTC2404/LTC2408 4-/8-Channel, 24-Bit, No Latency ∆Σ ADC 0.3ppm Noise, 4ppm INL, 10ppm Total Unadjusted Error, 200µA
LTC2410 24-Bit, Fully Differential, No Latency ∆Σ ADC 0.16ppm Noise, 2ppm INL, 10ppm Total Unadjusted Error, 200µA
LTC2413 24-Bit, Fully Differential, No Latency ∆Σ ADC Simultaneous 50Hz and 60Hz Rejection, 800nV
RMS
Noise
LTC2415 24-Bit, No Latency ∆Σ ADC with 15Hz Output Rate Pin Compatible with the LTC2410
LTC2420 20-Bit, No Latency ∆Σ ADC in SO-8 1.2ppm Noise, 8ppm INL, Pin Compatible with LTC2400
LTC2424/LTC2428 4-/8-Channel, 20-Bit, No Latency ∆Σ ADC 1.2ppm Noise, Pin Compatible with LTC2404/LTC2408
Figure 47. Use Resistor Arrays to Provide Precise Matching in Excitation Amplifier
U
TYPICAL APPLICATIO
C1
0.1µF
15V
3
1
2
3
21
65
4
–
+
REF
+
REF
–
IN
+
IN
–
GND
V
CC
2
3
4
5
6
2411 F47
1
LT1236-5
RN1
10k
22Ω
10V
350Ω BRIDGE
TWO ELEMENTS
VARYING
RN1
10k
Q1
2N3904
1/2
LT1112
C2
0.1µF
15V
–5V
–15V
–15V
6
7
5
8
7
+
–
RN1
10k
RN1 IS CADDOCK T914 10K-010-02
Q2, Q3
2N3906
×2
1/2
LT1112
RN1
10k
33Ω
×2
C3
47µF
C1
0.1µF
5V
5V
8
4
20Ω
20Ω
+
LTC2411/
LTC2411-1