参数资料
型号: LTC1068-50CG#TRPBF
厂商: Linear Technology
文件页数: 23/30页
文件大小: 0K
描述: IC FILTR BUILDNG BLK QUAD 28SSOP
标准包装: 2,000
滤波器类型: 通用开关电容器
频率 - 截止或中心: 50kHz
滤波器数: 4
滤波器阶数: 8th
电源电压: 3.14 V ~ 11 V,±3.14 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 28-SSOP(0.209",5.30mm 宽)
供应商设备封装: 28-SSOP
包装: 带卷 (TR)
LTC1068 Series
3
1068fc
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Operating Supply Voltage Range
3.14
±5.5
V
Voltage Swings
VS = 3.14V, RL = 5k (Note 2)
VS = 4.75V, RL = 5k (Note 3)
VS = ±5V, RL = 5k
l
1.2
2.6
±3.4
1.6
3.2
±4.1
VP-P
V
Output Short-Circuit Current (Source/Sink)
VS = ±4.75V
VS = ±5V
17/6
20/15
mA
DC Open-Loop Gain
RL = 5k
85
dB
GBW Product
VS = ±5V
6
MHz
Slew Rate
VS = ±5V
10
V/s
Analog Ground Voltage (Note 4)
VS = 5V, Voltage at AGND
2.5V ±2%
V
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Clock-to-Center Frequency Ratio (Note 5)
VS = 4.75V, fCLK = 1MHz, Mode 1 (Note 3),
fO = 10kHz, Q = 5, VIN = 0.5VRMS,
R1 = R3 = 49.9k, R2 = 10k
l
100 ±0.3 100 ±0.8
100 ±0.9
%
VS = ±5V, fCLK = 1MHz, Mode 1,
fO = 10kHz, Q = 5, VIN = 1VRMS,
R1 = R3 = 49.9k, R2 = 10k
l
100 ±0.3 100 ±0.8
100 ±0.9
%
Clock-to-Center Frequency Ratio,
Side-to-Side Matching (Note 5)
VS = 4.75V, fCLK = 1MHz, Q = 5 (Note 3)
VS = ±5V, fCLK = 1MHz, Q = 5
l
±0.25
±0.9
%
Q Accuracy (Note 5)
VS = 4.75V, fCLK = 1MHz, Q = 5 (Note 3)
VS = ±5V, fCLK = 1MHz, Q = 5
l
±1
±3
%
fO Temperature Coefficient
±1
ppm/°C
Q Temperature Coefficient
±5
ppm/°C
DC Offset Voltage (Note 5)
(See Table 1)
VS = ±5V, fCLK = 1MHz, VOS1
(DC Offset of Input Inverter)
l
0
±15
mV
VS = ±5V, fCLK = 1MHz, VOS2
(DC Offset of First Integrator)
l
±2
±25
mV
VS = ±5V, fCLK = 1MHz, VOS3
(DC Offset of Second Integrator)
l
±5
±40
mV
Clock Feedthrough
VS = ±5V, fCLK = 1MHz
0.1
mVRMS
Max Clock Frequency (Note 6)
VS = ±5V, Q ≤ 2.0, Mode 1
5.6
MHz
Power Supply Current
VS = 3.14V, fCLK = 1MHz (Note 2)
VS = 4.75V, fCLK = 1MHz (Note 3)
VS = ±5V, fCLK = 1MHz
l
3.5
6.5
9.5
8
11
15
mA
ELECTRICAL CHARACTERISTICS LTC1068 (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.
LTC1068 (Complete Filter) VS = ±5V, TA = 25°V, unless otherwise noted.
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