LTC1164-6
TYPICAL APPLICATION
8th Order Low Power, Clock-Tunable Elliptic Filter with Active RC Input Antialiasing Filter and Output Smoothing Filter
C2
0.022µF
R1
1.15k
VIN
C1
0.1µF
R2
R3
76.8k 5.62k
C3
0.001µF
+
1/2
LT1013
–
fC = 1kHz
ATTENUATION AT 10kHz = –48dB
NOTES:
1. CLOCK-TUNABLE OVER ONE DECADE
OF CUTOFF FREQUENCY
2. BOTH INPUT AND OUTPUT RC ACTIVE
FILTERS ARE 0.1dB CHEBYSHEV FILTERS
WITH 1kHz RIPPLE BANDWIDTH
1
14
2
13
3
12
V+
4 LTC1164-6 11
0.1µF 5
10
6
9
7
8
100Hz ≤ fC ≤ 1kHz
10kHz ≤ fCLK ≤ 100kHz
fCLK
V–
R1
16.9k
V–
0.1µF
R2
97.6k
C2
0.001µF
–
1/2
LT1013
+
C1
0.0047µF
fC = 1kHz
ATTENUATION AT 10kHz = –30dB
VOUT
1164-6 TA10
PACKAGE DESCRIPTION
SW Package
16-Lead Plastic Small Outline (Wide .300 Inch)
(Reference LTC DWG # 05-08-1620)
.030 ±.005
TYP
N
.050 BSC .045 ±.005
.398 – .413
(10.109 – 10.490)
NOTE 4
16 15 14 13 12 11 10 9
N
.420
.325 ±.005
MIN
NOTE 3
.394 – .419
(10.007 – 10.643)
.005
(0.127)
RAD MIN
123
N/2
RECOMMENDED SOLDER PAD LAYOUT
.291 – .299
(7.391 – 7.595)
NOTE 4
.010
(0.254
–
–
.029
0.737)
×
45°
0° – 8° TYP
N/2
123 45678
.093 – .104
(2.362 – 2.642)
.037 – .045
(0.940 – 1.143)
.050
.009 – .013
(0.229 – 0.330)
NOTE 3
.016 – .050
(0.406 – 1.270)
NOTE:
1. DIMENSIONS
IN
INCHES
(MILLIMETERS)
(1.270)
BSC .014 – .019
(0.356 – 0.482)
TYP
2. DRAWING NOT TO SCALE
3. PIN 1 IDENT, NOTCH ON TOP AND CAVITIES ON THE BOTTOM OF PACKAGES ARE THE MANUFACTURING OPTIONS.
THE PART MAY BE SUPPLIED WITH OR WITHOUT ANY OF THE OPTIONS
4. THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .006" (0.15mm)
.004 – .012
(0.102 – 0.305)
S16 (WIDE) 0502
RELATED PARTS
PART NUMBER
LTC1069-1
LTC1069-6
DESCRIPTION
Low Power, 8th Order Elliptic Lowpass
Very Low Power 8th Order Elliptic Lowpass
12 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
COMMENTS
Operates from a Single 3.3V to ±5V Supply
Optimized for 3V/5V Single Supply Operation, Consumes 1mA at 3V
11646fa
LT 0207 REV A • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 1993