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LTC1066-1CS Datasheet(PDF) 3 Page - Linear Technology

Part # LTC1066-1CS
Description  14-Bit DC Accurate Clock-Tunable, 8th Order Elliptic or Linear Phase Lowpass Filter
PDF  16 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC1066-1CS Datasheet(HTML) 3 Page - Linear Technology

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LTC1066-1
VS = ±7.5V, RL = 1k, TA = 25°C, fCLK signal level is TTL or CMOS (maximum clock rise or fall time ≤ 1µs) unless otherwise specified.
All AC gain measurements are referenced to passband gain.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Gain at fCUTOFF for fCLK = 20kHz, VS = ±7.5V
fCLK/fCUTOFF = 50:1, fTEST = 400Hz
q
– 1.75
– 1.25
– 0.50
dB
Gain at fCUTOFF for VS = ±2.375V, fCLK/fCUTOFF = 50:1
fCLK = 1MHz, fTEST = 20kHz
q
– 1.75
– 0.70
0.10
dB
Gain at 70kHz for VS = ±5V, fCLK/fCUTOFF = 50:1
fCLK = 4MHz, fTEST = 70kHz
q
1.00
1.40
dB
Linear Phase Response
Phase at 0.25fCUTOFF
fCLK = 400kHz, fTEST = 1kHz
– 48.5
– 50.0
– 51.5
Deg
fCLK/fCUTOFF = 100:1,
q
– 48.0
– 50.0
– 52.0
Deg
Pin 8 at GND
Gain at 0.25fCUTOFF
fCLK = 400kHz, fTEST = 1kHz
q
– 0.65
– 0.25
0.25
dB
Phase at 0.50fCUTOFF
fCLK = 400kHz, fTEST = 2kHz
– 97.5
– 99.5
– 101.5
Deg
q
– 97.0
– 99.5
– 102.0
Deg
Gain at 0.50fCUTOFF
fCLK = 400kHz, fTEST = 2kHz
q
– 0.75
– 0.50
– 0.10
dB
Phase at 0.75fCUTOFF
fCLK = 400kHz, fTEST = 3kHz
– 148.0
– 150.5
– 152.5
Deg
q
– 147.5
– 150.5
– 153.0
Deg
Gain at 0.75fCUTOFF
fCLK = 400kHz, fTEST = 3kHz
q
– 1.40
– 1.00
– 0.60
dB
Phase at fCUTOFF
fCLK = 400kHz, fTEST = 4kHz
– 208.0
– 210.0
– 212.5
Deg
q
– 207.5
– 210.0
– 213.0
Deg
Gain at fCUTOFF
fCLK = 400kHz, fTEST = 4kHz
q
– 2.10
– 1.80
– 1.60
dB
Input Bias Current
VS = ±2.375V
60
nA
q
70
135
nA
Input Offset Current
VS = ±2.375V
q
±10
±40
nA
VS ≥ ±5V (Note 2)
q
±10
±45
nA
Input Offset Current TempCo
±2.375V ≤ VS ≤ ±7.5V
40
pA/
°C
Output Voltage Offset TempCo
±2.375V ≤ VS ≤ ±7.5V
7
µV/°C
Output Offset Voltage
VS = ±2.375V, fCLK = 400kHz
±0.5
mV
q
±1.0
±1.5
mV
VS ≥ ±5V
±0.5
mV
(Note 2)
q
±1.0
±1.5
mV
Common-Mode Rejection
VS = ±7.5V
90
96
dB
VCM = – 5V to 5V
q
84
90
dB
Power Supply Rejection
VS = ±2.5V to ±7.5V
80
84
dB
q
78
82
dB
Input Voltage Range and Output Voltage Swing
VS = ±2.375V, RL = 1k
±1.2
±1.4
V
q
±1.1
V
VS = ±5V, RL = 1k
±3.4
±3.6
V
q
±3.2
V
VS = ±7.5V, RL = 1k
±5.4
±5.8
V
q
±5.0
V
Output Short-Circuit Current
±2.375V ≤ VS ≤ ±7.5V
±40
mA
Power Supply Current (Note 1)
VS = ±2.375V
14
16
mA
q
16
19
mA
VS = ±5V
22
26
mA
q
23
29
mA
VS = ±7.5V
25
30
mA
q
26
33
mA
Power Supply Range
±2.375
±8V
ELECTRICAL C
C
HARA TERISTICS (See Test Circuit)
The q denotes specifications which apply over the full operating
temperature range.
Note 1: The maximum current over temperature is at 0
°C. At 70°C the
maximum current is less than its maximum value at 25
°C.
Note 2: Guaranteed by design and test correlation.



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