LT1468(RevA) View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
LT1468 Datasheet PDF : 16 Pages
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LT1468
TYPICAL APPLICATIONS
Instrumentation Amplifier
R5
R4
1.1k
50k
R2
5k
C2
2pF
C1
R1
50k
10pF
–
LT1468
R3
5k
–
–
+
LT1468
VIN
+
+
GAIN = [R4/R3][1 + (1/2)(R2/R1 + R3/R4) + (R2 + R3)/R5] = 102
TRIM R5 FOR GAIN
TRIM R1 FOR COMMON MODE REJECTION
BW = 480kHz
VOUT
1468 TA03
10pF
2k
2k
–
LT1468
VIN
+
16-Bit ADC Buffer
200Ω
1000pF
33.2k
LTC1605
CAP
2.2μF
100kHz Low Distortion Bandpass Filter
1000pF
11k
VIN
1000pF
121Ω
22.1k
–
LT1468
+
fO = 100kHz
Q=7
AV = –1
VOUT
RL
100kHz Distortion
SIGNAL LEVEL RL
1VRMS
1M
2VRMS
1M
3.5VRMS 1M
1VRMS
2k
2VRMS
2k
3.5VRMS 2k
2ND HARMONIC
–106dB
–105dB
–106dB
–103dB
–99dB
–96.5dB
3RD HARMONIC
–103dB
–105dB
–104dB
–103dB
–103dB
–102dB
1468 TA05
16 BITS
1468 TA04
RELATED PARTS
PART NUMBER
LT1167
LTC1595/LTC1596
LTC1597
LTC1604
LTC1605
LT1469
LT1800
LT6220
LT1722
LTC6244HV
DESCRIPTION
Precision Instrumentation Amplifier
16-Bit Serial Multiplying IOUT DACs
16-Bit Parallel Multiplying IOUT DAC
16-Bit, 333ksps Sampling ADC
Single 5V, 16-Bit, 100ksps Sampling ADC
Dual 90MHz 16-Bit Accurate Op Amp
80MHz, 25V/μs Low Power Rail-to-Rail Precision Op Amp
60MHz, 20V/μs Low Power Rail-to-Rail Precision Op Amp
200MHz, 70V/μs Low Noise Precision Op Amp
Dual 50MHz, Low Noise, Precision CMOS Op Amp
COMMENTS
Single Resistor Gain Set, 0.04% Max Gain Error, 10ppm Max Gain
Nonlinearity
±1LSB Max INL/DNL, Low Glitch, DAC8043 16-Bit Upgrade
±1LSB Max INL/DNL, Low Glitch, On-Chip Bipolar Resistors
± 2.5V Input, SINAD = 90dB, THD = –100dB
Low Power, ±10V Inputs, Parallel/Byte Interface
Dual Version of LT1468
VS ≤ ±5V, ICC = 1.6mA, VOS ≤ 350μV
VS ≤ ±5V, ICC = 0.9mA, VOS ≤ 350μV
VS ≤ ±5V, en = 3.8nV/√Hz, –85dBc at 1MHz
VS ≤ ±5V, VOS ≤ 100μV, IB ≤ 75pA
16 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
1468fa
LT 0808 REV A • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 1998
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