LTC1068-50 查看數據表（PDF） - Linear Technology
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LTC1068-50 Datasheet PDF : 30 Pages
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LTC1068 Series
ELECTRICAL CHARACTERISTICS LTC1068-50 (Internal Op Amps). The l denotes the specifications which
apply over the full operating temperature range, otherwise specifications are at 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
l 1.2
1.8
l 2.6
3.6
l ±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
CONDITIONS
Clock-to-Center Frequency Ratio (Note 5)
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
Clock-to-Center Frequency Ratio,
Side-to-Side Matching (Note 5)
Q Accuracy (Note 5)
fO Temperature Coefficient
Q Temperature Coefficient
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
DC Offset Voltage (Note 5)
(See Table 1)
VS = ±5V, fCLK = 500kHz, VOS1
(DC Offset of Input Inverter)
VS = ± 5V, fCLK = 500kHz, VOS2
(DC Offset of First Integrator)
VS = ±5V, fCLK = 500kHz, VOS3
(DC Offset of Second Integrator)
Clock Feedthrough
Max Clock Frequency (Note 6)
Power Supply Current
VS = ± 5V, fCLK = 500kHz
VS = ±5V, Q ≤ 1.6, Mode 1
VS = 3.14V, fCLK = 250kHz (Note 2)
VS = 4.75V, fCLK = 250kHz (Note 3)
VS = ±5V, fCLK = 500kHz
MIN
l
l
l
l
l
l
l
l
l
l
l
l
TYP
50 ± 0.3
MAX
50 ±0.8
50 ±0.9
UNITS
%
%
50 ± 0.3 50 ±0.8
%
50 ±0.9
%
± 0.25
± 0.25
±1
±1
±1
±5
0
±0.9
%
±0.9
%
±3
%
±3
%
ppm/°C
ppm/°C
± 15
mV
–2
±25
mV
–5
±40
mV
0.16
mVRMS
3.4
MHz
3.0
5
mA
4.3
8
mA
6.0
11
mA
1068fc
5
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