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LTC1562IG-2#TR

Description
IC filter univ RC quad LN 20ssop
CategoryAnalog mixed-signal IC    filter   
File Size227KB,16 Pages
ManufacturerLinear ( ADI )
Websitehttp://www.analog.com/cn/index.html
Download Datasheet Parametric Compare View All

LTC1562IG-2#TR Overview

IC filter univ RC quad LN 20ssop

LTC1562IG-2#TR Parametric

Parameter NameAttribute value
Brand NameLinear Technology
Is it Rohs certified?incompatible
MakerLinear ( ADI )
Parts packaging codeSSOP
package instructionSSOP,
Contacts20
Manufacturer packaging codeG
Reach Compliance Codecompli
ECCN codeEAR99
Active filter typeCONTINUOUS TIME FILTER
Center frequency or cutoff frequency maximum range300 kHz
Center frequency or cutoff frequency minimum range20 kHz
JESD-30 codeR-PDSO-G20
JESD-609 codee0
length7.2 mm
Humidity sensitivity level1
Maximum negative supply voltage (Vsup)-5.25 V
Negative supply voltage minimum (Vsup)-2.375 V
Nominal Negative Supply Voltage (Vsup)-5 V
Number of functions4
Number of terminals20
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
Package body materialPLASTIC/EPOXY
encapsulated codeSSOP
Package shapeRECTANGULAR
Package formSMALL OUTLINE, SHRINK PITCH
Peak Reflow Temperature (Celsius)255
poles and zeros2 AND 0
Certification statusNot Qualified
responseUNIVERSAL
Maximum seat height2 mm
Maximum supply voltage (Vsup)5.25 V
Minimum supply voltage (Vsup)2.375 V
Nominal supply voltage (Vsup)5 V
surface mountYES
technologyCMOS
Temperature levelINDUSTRIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formGULL WING
Terminal pitch0.65 mm
Terminal locationDUAL
Maximum time at peak reflow temperature40
transfer characteristicsRESISTOR PROGRAMMABLE
width5.3 mm
LTC1562-2
Very Low Noise, Low Distortion
Active RC Quad Universal Filter
FEATURES
s
s
DESCRIPTIO
s
s
s
s
s
s
s
s
s
s
Continuous Time—No Clock
Four 2nd Order Filter Sections, 20kHz to 300kHz
Center Frequency
Butterworth, Chebyshev, Elliptic or Equiripple
Delay Response
Lowpass, Bandpass, Highpass Responses
99dB Typical S/N,
±5V
Supply (Q = 1)
93dB Typical S/N, Single 5V Supply (Q = 1)
Rail-to-Rail Input and Output Voltages
DC Accurate to 3mV (Typ)
±0.5%
Typical Center Frequency Accuracy
“Zero-Power” Shutdown Mode
Single or Dual Supply, 5V to 10V Total
Resistor-Programmable f
O
, Q, Gain
APPLICATIO S
s
s
s
s
s
s
High Resolution Systems (14 Bits to 18 Bits)
Antialiasing/Reconstruction Filters
Data Communications, Equalizers
Dual or I-and-Q Channels (Two Matched 4th Order
Filters in One Package)
Linear Phase Filtering
Replacing LC Filter Modules
The LTC
®
1562-2 is a low noise, low distortion continuous
time filter with rail-to-rail inputs and outputs, optimized for a
center frequency (f
O
) of 20kHz to 300kHz. Unlike most
monolithic filters, no clock is needed. Four independent 2nd
order filter blocks can be cascaded in any combination, such
as one 8th order or two 4th order filters. Each block’s
response is programmed with three external resistors for
center frequency, Q and gain, using simple design formulas.
Each 2nd order block provides lowpass and bandpass out-
puts. Highpass response is available if an external capacitor
replaces one of the resistors. Allpass, notch and elliptic
responses can also be realized.
The LTC1562-2 is designed for applications where dynamic
range is important. For example, by cascading 2nd order
sections in pairs, the user can configure the IC as a dual 4th
order Butterworth lowpass filter with 90dB signal-to-noise
ratio from a single 5V power supply. Low level signals can
exploit the built-in gain capability of the LTC1562-2. Varying
the gain of a section can achieve a dynamic range as high as
114dB with a
±5V
supply.
Other cutoff frequency ranges can be provided upon request.
Please contact LTC Marketing.
, LTC and LT are registered trademarks of Linear Technology Corporation.
TYPICAL APPLICATIO
Dual 4th Order 200kHz Butterworth Lowpass Filter, SNR 96dB
R
IN2
7.87k
R
IN1
7.87k
V
IN1
R
Q1
4.22k
R21 7.87k
5V
0.1µF
R23 7.87k
R
Q3
4.22k
R
IN3
7.87k
V
IN2
*V
ALSO AT PINS 4, 7, 14 & 17
ALL RESISTORS 1% METAL FILM
1
2
3
5
6
8
9
10
20
19
18
16
15
13
12
11
R
IN4
7.87k
1562-2 TA01
10
V
OUT1
R
Q2
10.2k
R22 7.87k
– 5V*
0.1µF
R24 7.87k
R
Q4
10.2k
GAIN (dB)
0
–10
–20
–30
–40
–50
–60
–70
–80
50k
100k
FREQUENCY (Hz)
1562-2 TA02
INV B
V1 B
V2 B
V
+
INV C
V1 C
V2 C
LTC1562-2 V
AGND
V2 D
V1 D
INV D
SHDN
V2 A
V1 A
INV A
V
OUT2
U
Amplitude Response
1M
1.5M
15622fa
U
U
1

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Description IC filter univ RC quad LN 20ssop IC filter univ RC quad LN 20ssop IC FILTER UNIV RC QUAD LN 20SSOP IC FILTER UNIV RC QUAD LN 20SSOP IC FILTER UNIV RC QUAD LN 20SSOP IC FILTER UNIV RC QUAD LN 20SSOP
Brand Name Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology
Is it Rohs certified? incompatible incompatible conform to conform to conform to conform to conform to
Maker Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) Linear ( ADI )
Parts packaging code SSOP SSOP SSOP SSOP SSOP SSOP SSOP
package instruction SSOP, SSOP, SSOP, SSOP, SSOP20,.25 SSOP, SSOP20,.25 SSOP, SSOP20,.25 SSOP, SSOP20,.25
Contacts 20 20 20 20 20 20 20
Manufacturer packaging code G G G G G G G
Reach Compliance Code compli compli compliant compliant compliant compliant compliant
ECCN code EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99
Active filter type CONTINUOUS TIME FILTER CONTINUOUS TIME FILTER CONTINUOUS TIME FILTER CONTINUOUS TIME FILTER CONTINUOUS TIME FILTER CONTINUOUS TIME FILTER CONTINUOUS TIME FILTER
Center frequency or cutoff frequency maximum range 300 kHz 300 kHz 300 kHz 300 kHz 300 kHz 300 kHz 150 kHz
Center frequency or cutoff frequency minimum range 20 kHz 20 kHz 20 kHz 20 kHz 20 kHz 20 kHz 10 kHz
JESD-30 code R-PDSO-G20 R-PDSO-G20 R-PDSO-G20 R-PDSO-G20 R-PDSO-G20 R-PDSO-G20 R-PDSO-G20
JESD-609 code e0 e0 e3 e3 e3 e3 e3
length 7.2 mm 7.2 mm 7.2 mm 7.2 mm 7.2 mm 7.2 mm 7.2 mm
Humidity sensitivity level 1 1 1 1 1 1 1
Maximum negative supply voltage (Vsup) -5.25 V -5.25 V -5.25 V -5.25 V -5.25 V -5.25 V -5 V
Negative supply voltage minimum (Vsup) -2.375 V -2.375 V -2.375 V -2.375 V -2.375 V -2.375 V -2.5 V
Nominal Negative Supply Voltage (Vsup) -5 V -5 V -5 V -5 V -5 V -5 V -5 V
Number of functions 4 4 4 4 4 4 4
Number of terminals 20 20 20 20 20 20 20
Maximum operating temperature 85 °C 70 °C 85 °C 70 °C 85 °C 70 °C 70 °C
Package body material PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code SSOP SSOP SSOP SSOP SSOP SSOP SSOP
Package shape RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
Package form SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE, SHRINK PITCH
Peak Reflow Temperature (Celsius) 255 255 250 250 250 250 250
poles and zeros 2 AND 0 2 AND 0 2 AND 0 2 AND 0 2 AND 0 2 AND 0 2 AND 0
Certification status Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified
response UNIVERSAL UNIVERSAL UNIVERSAL UNIVERSAL UNIVERSAL UNIVERSAL UNIVERSAL
Maximum seat height 2 mm 2 mm 2 mm 2 mm 2 mm 2 mm 2 mm
Maximum supply voltage (Vsup) 5.25 V 5.25 V 5.25 V 5.25 V 5.25 V 5.25 V 5 V
Minimum supply voltage (Vsup) 2.375 V 2.375 V 2.375 V 2.375 V 2.375 V 2.375 V 2.5 V
Nominal supply voltage (Vsup) 5 V 5 V 5 V 5 V 5 V 5 V 5 V
surface mount YES YES YES YES YES YES YES
technology CMOS CMOS CMOS CMOS CMOS CMOS CMOS
Temperature level INDUSTRIAL COMMERCIAL INDUSTRIAL COMMERCIAL INDUSTRIAL COMMERCIAL COMMERCIAL
Terminal surface Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn)
Terminal form GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING
Terminal pitch 0.65 mm 0.65 mm 0.65 mm 0.65 mm 0.65 mm 0.65 mm 0.65 mm
Terminal location DUAL DUAL DUAL DUAL DUAL DUAL DUAL
Maximum time at peak reflow temperature 40 40 NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
transfer characteristics RESISTOR PROGRAMMABLE RESISTOR PROGRAMMABLE RESISTOR PROGRAMMABLE RESISTOR PROGRAMMABLE RESISTOR PROGRAMMABLE RESISTOR PROGRAMMABLE RESISTOR PROGRAMMABLE
width 5.3 mm 5.3 mm 5.3 mm 5.3 mm 5.3 mm 5.3 mm 5.3 mm
Order - - - 2ND 2ND 2ND 2ND
Encapsulate equivalent code - - - SSOP20,.25 SSOP20,.25 SSOP20,.25 SSOP20,.25
power supply - - - +-5 V +-5 V +-5 V +-5 V
Maximum supply current (Isup) - - - 30 mA 30 mA 30 mA 25.5 mA
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