LT1214CS データシートの表示（PDF） - Linear Technology
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LT1214CS Datasheet PDF : 20 Pages
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LT1213/LT1214
TYPICAL APPLICATI S
Instrumentation Amplifier with Guard/Shield Driver and Input Bias Current Cancellation
V+
0.1µF
GUARD
+
INPUTS
–
GUARD
+
1/4
1M
LT1214
–A
1k
RF
1020Ω
200Ω
1/4
LT1214
B
1M*
1M
22pF
RG
113Ω
5000pF
RG
113Ω
–
RF
1020Ω
1/4
1k
LT1214
+D
10k**
+
1/4
LT1214
–C
10k
OUTPUT
1213/14 TA03a
Input Bias Current vs
Common Mode Voltage
100
V+ = 5V
80
60
40
20
0
0.01
0.1
1
10
COMMON MODE VOLTAGE (V)
1213/14 TA03b
COMMON MODE RIN = 3G
DIFFERENTIAL RIN = 2M
BANDWIDTH = 2MHz
tr = 170ns
( ) GAIN = 10 1 + RF = 100
RG
* TRIM FOR INPUT BIAS CURRENT
** TRIM FOR CMRR
Ground Current Sense Amplifier
V+
LOAD
5V
0.1µF
IIN
0.05Ω
+
1/2
LT1213
–
1910Ω
100Ω
100pF
VO = 1V/A
OFFSET ≤ 5.5mA
BANDWIDTH = 500kHz
tr = 1µs
1213/14 TA04
Difference Amplifier with Wide Input Common Mode Range
V+
3.3V
VREF
750Ω
1.2V
10k 1k
LT1004-1.2
0.1µF
10k
+IN
10k
–IN
+
1k
1/2
LT1213
–
VOUT
10k
GAIN = 1; VOUT = VREF FOR VIN(DIF) = 0
±10V COMMON MODE RANGE
BANDWIDTH = 3MHz
1213/14 TA05
RELATED PARTS
PART NUMBER
LT1211/LT1212
LT1215/LT1216
LT1630/LT1631
DESCRIPTION
14MHz, 7V/µs Single Supply Dual and Quad Precision Op Amps
23MHz, 50V/µs Single Supply Dual and Quad Precision Op Amps
30MHz, 10V/µs Dual and Quad Rail-to-Rail
Input and Output Precision Op Amps
COMMENTS
Half the Supply Current of the LT1213
Four Times the Slew Rate of the LT1213
Rail-to-Rail LT1213
20 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 q FAX: (408) 434-0507 q www.linear.com
12134fa LT/CP 1001 1.5K REV A • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 1993
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