LTC2444/LTC2445/
LTC2448/LTC2449
30
2444589fc
For more information www.linear.com/LTC2444
LINEAR TECHNOLOGY CORPORATION 2004
LT 0117 REV C • PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com/LTC2444
relaTeD parTs
Typical applicaTion
PART NUMBER DESCRIPTION COMMENTS
LT
®
1025 Micropower Thermocouple Cold Junction Compensator 80µA Supply Current, 0.5°C Initial Accuracy
LTC1043 Dual Precision Instrumentation Switched Capacitor Building
Block
Precise Charge, Balanced Switching, Low Power
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, 5ppm/°C Drift
LT1461 Micropower Series Reference, 2.5V 0.04% Max, 3ppm/°C Max Drift
LTC1592 Ultraprecise 16-Bit SoftSpan™ DAC Six Programmable Output Ranges
LTC1655 16-Bit Rail-to-Rail Micropower DAC ±1LSB DNL, 600µA, Internal Reference, SO-8
LTC1799 Resistor Set SOT-23 Oscillator Single Resistor Frequency Set
LTC2053 Rail-to-Rail Instrumentation Amplifier 10µV Offset with 50nV/°C Drift, 2.5µV
P-P
Noise 0.01Hz to 10Hz
LTC2412 2-Channel, Differential Input, 24-Bit, No Latency ∆∑ ADC 0.16ppm Noise, 2ppm INL, 200µA
LTC2415 1-Channel, Differential Input, 24-Bit, No Latency ∆∑ ADC 0.23ppm Noise, 2ppm INL, 2X Speed Mode
LTC2414/LTC2418 4-/8-Channel, Differential Input, 24-Bit, No Latency ∆∑ ADC 0.2ppm Noise, 2ppm INL, 200µA
LTC2430/LTC2431 1-Channel, Differential Input, 20-Bit, No Latency ∆∑ ADC 0.56ppm Noise, 3ppm INL, 200µA
LTC2436-1 2-Channel, Differential Input, 16-Bit, No Latency ∆∑ ADC 800nV
RMS
Noise, 0.12LBS INL, 0.006LBS Offset, 200µA
LTC2440 1-Channel, Differential Input, High Speed/Low Noise, 24-Bit,
No Latency ∆∑ ADC
2µV
RMS
Noise at 880Hz, 200nV
RMS
Noise at 6.9Hz,
0.005% INL, Up to 3.5kHz Output Rate
–
+
–
+
5V
1/2 LT1368
1/2 LT1368
1
2
3
4
5
6
7
8
HIGH
SPEED
∆∑ ADC
MUX
MUXOUTN
MUXOUTP
ADCINP
ADCINN
17
2444589 TA02
(EXTERNAL AMPLIFIERS)
LTC2449
CH0-CH15/
COM
SDI
SCK
SDO
CS
0.1µF
0.1µF
External Buffers Provide High Impedance Inputs and Amplifier Offsets are Cancelled