LTC1066-1CSW#TR Linear Technology, LTC1066-1CSW#TR Datasheet - Page 5

• Manufacturer Part Number: LTC1066-1CSW#TR
• Description: IC FILTER LP 8TH ORDER 18SOIC
• Manufacturer: Linear Technology

Specifications of LTC1066-1CSW#TR

• Filter Type: Bessel, Lowpass Switched Capacitor
• Frequency - Cutoff Or Center: 50kHz
• Number Of Filters: 1
• Max-order: 8th
• Voltage - Supply: 4.75 V ~ 16 V, ±2.375 V ~ 8 V
• Mounting Type: Surface Mount
• Package / Case: 18-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

TYPICAL PERFOR
–40
–45
–50
–90
–40
–45
–50
–90
–55
–60
–65
–70
–75
–80
–85
–55
–60
–65
–70
–75
–80
–85
– 2
– 3
–4
–5
–1
4
3
2
1
0
5
0.1
1
1
Passband Gain vs Frequency
THD + Noise vs Frequency
THD + Noise vs Input Voltage
V
f
R
RC COMPENSATION
=15pF IN SERIES
WITH 30kΩ
T
f
f
f
A. f
B. f
C. f
D. f
IN
CLK
CLK
V
V
T
f
f
A. R
B. R
C. R
CLK
A
CLK
CLK
S
F
A
S
IN
= 25°C
= ±5V, T
= 20k, C
= 1kHz
CLK
CLK
CLK
CLK
= 25°C
= ±7.5V
/f
/f
= 1V
= 1MHz
L
L
L
/f
= 2.5MHz
C
C
C
= ∞, C
= 1k, C
= 200Ω, C
= 50:1
= 1MHz
= 2MHz
= 3MHz
= 4MHz
= 50:1
= 50:1
RMS
INPUT VOLTAGE (V
F
A
FREQUENCY (kHz)
FREQUENCY (kHz)
= 1µF
L
L
= 70°C
= 100pF
= 100pF
L
= 100pF
10
V
10
S
1
A
V
= ±7.5V
S
RMS
= ±5V
W
C
B
A
)
B
A
1066-1 G08
1066-1 G12
1066-1 G15
C
U
D
CE
100
50
5
C
HARA TERISTICS
–45
–50
–75
–80
–85
–90
–45
–50
–75
–80
–85
–90
–40
–55
–60
–65
–70
–40
–55
–60
–65
–70
80
70
60
50
40
30
20
0.1
1
Group Delay vs Frequency
THD + Noise vs Input Voltage
2
THD + Noise vs Frequency
V
V
T
f
f
(5 REPRESENTATIVE
UNITS)
f
V
f
f
T
A. f
B. f
C. LINEAR PHASE REPONSE
V
T
f
CLK
CLK
IN
CLK
CLK
A
S
IN
A
C
S
A
4
S
f
= ±5V
= 25°C
= 20kHz
= 1kHz
= SINGLE 5V
= 25°C
CLK
CLK
CLK
= 25°C
= ±5V
= 1V
/f
/f
= 1MHz
= 1MHz
C
C
C
6
/f
/f
/f
= 50:1
= 50:1
RMS
C
C
C
INPUT VOLTAGE (V
GND PIN 15 AT 2V
= 50:1 (PIN 8 TO V
= 100:1 (PIN 8 TO V
= 100:1 (PIN 8 TO GND)
8
FREQUENCY (kHz)
FREQUENCY (kHz)
10
12
GND PIN 15 AT 2.5V
14
RMS
+
16
)
–
)
10
)
1
18
1066-1 G16
1066-1 G13
1066-1 G10
20
A
C
B
20
22
2
1.25
1.00
0.75
0.50
0.25
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
–40
0
0.2
THD + Noise vs Frequency
1
Phase Matching vs Frequency
1
THD + Noise vs Frequency
PHASE DIFFERENCE BETWEEN
ANY TWO UNITS (SAMPLE OF
50 REPRESENTATIVE UNITS)
V
f
V
V
T
f
f
(5 REPRESENTATIVE
UNITS)
CLK
V
V
T
f
f
(5 REPRESENTATIVE
UNITS)
CLK
CLK
S
A
CLK
CLK
S
IN
A
S
IN
≥ ±5V, T
= SINGLE 5V
= 25°C
FREQUENCY (f
= ±7.5V
= 25°C
= 0.5V
/f
≤ 2.5MHz
= 1V
= 1MHz
/f
= 2.5MHz
C
C
= 50:1
0.4
= 50:1
RMS
A. ELLIPTIC RESPONSE
B. LINEAR PHASE RESPONSE
RMS
A
f
f
FREQUENCY (kHz)
FREQUENCY (kHz)
CLK
CLK
= 25°C
/f
/f
LTC1066-1
C
C
CUTOFF
= 50:1 (PIN 8 to V
= 100:1 (PIN8 TO GND)
0.6
10
/FREQUENCY)
A
B
0.8
10
+
10661fa
1066-1 G11
1066-1 G17
1066-1 G14
)
5
1.0
20
50