LTC1068(RevA) データシートの表示（PDF） - Linear Technology
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LTC1068 Datasheet PDF : 28 Pages
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LTC1068 Series
ELECTRICAL CHARACTERISTICS
LTC1068-200 (Complete Filter) VS = ±5V, TA = 25°V, unless otherwise noted.
PARAMETER
Clock-to-Center Frequency Ratio,
Side-to-Side Matching (Note 5)
Q Accuracy (Note 5)
fO Temperature Coefficient
Q Temperature Coefficient
DC Offset Voltage (Note 5)
(See Table 1)
Clock Feedthrough
Max Clock Frequency (Note 6)
Power Supply Current
CONDITIONS
VS = 4.75V, fCLK = 1MHz, Q = 5 (Note 3)
VS = ±5V, fCLK = 1MHz, Q = 5
VS = 4.75V, fCLK = 1MHz, Q = 5 (Note 3)
VS = ±5V, fCLK = 1MHz, Q = 5
VS = ±5V, fCLK = 1MHz, VOS1
(DC Offset of Input Inverter)
VS = ±5V, fCLK = 1MHz, VOS2
(DC Offset of First Integrator)
VS = ±5V, fCLK = 1MHz, VOS3
(DC Offset of Second Integrator)
VS = ±5V, fCLK = 1MHz
VS = ±5V, Q ≤ 2.0, Mode 1
VS = 3.14V, fCLK = 1MHz (Note 2)
VS = 4.75V, fCLK = 1MHz (Note 3)
VS = ±5V, fCLK = 1MHz
MIN
q
q
q
q
q
q
q
q
q
q
TYP
±0.25
±0.25
±1
±1
±1
±5
0
±2
±5
0.1
5.6
3.5
6.5
9.5
MAX UNITS
±0.9
%
±0.9
%
±3
%
±3
%
ppm/°C
ppm/°C
±15
mV
±25
mV
±40
mV
mVRMS
MHz
8
mA
11
mA
15
mA
LTC1068-50 (Internal Op Amps) VS = ±5V, TA = 25°V, unless otherwise noted.
PARAMETER
Operating Supply Voltage Range
Voltage Swings
Output Short-Circuit Current (Source/Sink)
DC Open-Loop Gain
GBW Product
Slew Rate
Analog Ground Voltage (Note 4)
CONDITIONS
VS = 3.14V, RL = 5k (Note 2)
VS = 4.75V, RL = 5k (Note 3)
VS = ±5V, RL = 5k
VS = ±3.14V
VS = ±5V
RL = 5k
VS = ±5V
VS = ±5V
VS = 5V, Voltage at AGND
MIN
TYP
MAX
3.14
±5.5
q 1.2
1.8
q 2.6
3.6
q ±3.4
±4.1
17/6
20/15
85
4
7
2.175V ±2%
UNITS
V
VP-P
VP-P
V
mA
mA
dB
MHz
V/µs
V
LTC1068-50 (Complete Filter) VS = ±5V, TA = 25°V, unless otherwise noted.
PARAMETER
Clock-to-Center Frequency Ratio (Note 5)
Clock-to-Center Frequency Ratio,
Side-to-Side Matching (Note 5)
Q Accuracy (Note 5)
CONDITIONS
VS = 3.14V, fCLK = 250kHz, Mode 1 (Note 2),
fO = 5kHz, Q = 5, VIN = 0.34VRMS,
R1 = R3 = 49.9k, R2 = 10k
VS = ±5V, fCLK = 500kHz, Mode 1,
fO = 10kHz, Q = 5, VIN = 1VRMS,
R1 = R3 = 49.9k, R2 = 10K
VS = 3.14V, fCLK = 250kHz, Q = 5 (Note 2)
VS = ±5V, fCLK = 500kHz, Q = 5
VS = 3.14V, fCLK = 250kHz, Q = 5 (Note 2)
VS = ±5V, fCLK = 500kHz, Q = 5
MIN
q
q
q
q
q
q
4
TYP
50 ±0.3
50 ±0.3
±0.25
±0.25
±1
±1
MAX
50 ±0.8
50 ±0.9
UNITS
%
%
50 ±0.8
%
50 ±0.9
%
±0.9
%
±0.9
%
±3
%
±3
%
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