LT1491CN#PBF Linear Technology, LT1491CN#PBF Datasheet - Page 12

IC OP-AMP R-R IN/OUT QUAD 14-DIP

LT1491CN#PBF

Manufacturer Part Number
LT1491CN#PBF
Description
IC OP-AMP R-R IN/OUT QUAD 14-DIP
Manufacturer
Linear Technology
Series
Over-The-Top®r
Datasheet

Specifications of LT1491CN#PBF

Amplifier Type
General Purpose
Number Of Circuits
4
Output Type
Rail-to-Rail
Slew Rate
0.07 V/µs
Gain Bandwidth Product
200kHz
Current - Input Bias
1nA
Voltage - Input Offset
350µV
Current - Supply
50µA
Current - Output / Channel
25mA
Voltage - Supply, Single/dual (±)
2 V ~ 44 V, ±1 V ~ 22 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Through Hole
Package / Case
14-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
-3db Bandwidth
-

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LT1491CN#PBFLT1491CN
Manufacturer:
LT
Quantity:
1 000
Company:
Part Number:
LT1491CN#PBFLT1491CN
Manufacturer:
LT/凌特
Quantity:
20 000
Company:
Part Number:
LT1491CN#PBF
Manufacturer:
LT
Quantity:
1 900
Company:
Part Number:
LT1491CN#PBF
Manufacturer:
LINEAR/凌特
Quantity:
20 000
TYPICAL APPLICATIO
CADENCE OSCILLATOR
LT1490/LT1491
RELATED PARTS
PART NUMBER
LT1078/LT1079
LTC1152
LT1178/LT1179
LT1366/LT1367
LT1490A/LT1491A
C-Load is a trademark of Linear Technology Corporation.
12
R1
33k
3
2
C1
1 F
+
1/4 LT1491
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900
FAX: (408) 434-0507 TELEX: 499-3977 www.linear-tech.com
*LED OF OPTO1 ILLUMINATES WHEN THE PHONE IS OFF THE HOOK
1.6M
SEE DESIGN NOTE DN134 FOR AN EXPLANATION OF THE CIRCUIT
R4
1
DESCRIPTION
Dual/Quad 55 A Max, Single Supply, Precision Op Amps
Rail-to-Rail Input, Rail-to-Rail Output, Zero-Drift Amplifier
Dual/Quad 17 A Max, Single Supply, Precison Op Amps
Dual/Quad Precision, Rail-to-Rail Input and Output Op Amps
Dual/Quad Micropower Rail-to-Rail Precision Op Amps
1N4148
0.47 F
R3
10k
47k
R2
D1
C2
R5
100k
5
6
620k
+
1/4 LT1491
R8
U
20Hz OSCILLATOR
10k
16k
R6
R7
7
300k
R9
Ring-Tone Generator
R10
620k
0.068 F
R11
10k
C4
SMOOTHING FILTER
10
9
0.01 F
C3
0.047 F
+
1/4 LT1491
POWER AMPLIFIER
C5
COMMENTS
Input/Output Common Mode Includes Ground, 70 V V
and 2.5 V/ C Drift (Max), 200kHz GBW, 0.07V/ s Slew Rate
High DC Accuracy, 10 V V
1V/ s Slew Rate, Supply Current 2.2mA (Max), Single Supply,
Can Be Configured for C-Load
Input/Output Common Mode Includes Ground, 70 V V
and 4 V/ C Drift (Max), 85kHz GBW, 0.04V/ s Slew Rate
475 V V
500 V V
130k
IRF9620
R12
R13
10k
8
Q2
OS(MAX)
OS(MAX)
–180V
R14
10k
R15
47k
13
12
, 500V/mV A
, Improved Version of the LT1490/LT1491
IRF628
+
1/4 LT1491
Q1
100k
15V
11
R20
Z2
60V
14901fb LT/LCG 0600 2K REV B • PRINTED IN USA
R24
4
420
OS(MAX)
100k
VOL(MIN)
LINEAR TECHNOLOGY CORPORATION 1996
15V
Z1
TM
R19
620
47 F
Operation
14
C7
, 100nV/ C, 1MHz GBW,
100k
R16
, 400kHz GBW
2N3904
R23
4.7k
R25
4.7k
620
100
Q4
2N3906
R17
R18
Q3
R21
150
1490/1491 TA03
C6
0.033 F
LOAD
Q5
2N3904
R26
2k
OS(MAX)
OS(MAX)
UP TO
TEN
PHONES
OPTO1*

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