参数资料
型号: LTC1065ISW#PBF
厂商: Linear Technology
文件页数: 10/16页
文件大小: 0K
描述: IC FILTR 5TH ORDR LOWPASS 16SOIC
标准包装: 47
滤波器类型: 贝塞尔,低通开关电容器
频率 - 截止或中心: 50kHz
滤波器数: 1
滤波器阶数: 5th
电源电压: ±2.37 V ~ 8 V
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.295",7.50mm 宽)
供应商设备封装: 16-SOIC
包装: 管件
3
LTC1065
1065fb
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Filter Gain
VS = ±2.375V, fCLK = 500kHz, fC = 5kHz
fIN = 1kHz
– 0.225
– 0.185
– 0.145
dB
fIN = 2.5kHz
– 1.1
– 1.0
– 0.83
dB
fIN = 4kHz
– 2.35
– 2.15
– 1.9
dB
fIN = 5kHz
– 3.35
– 3.1
– 2.7
dB
fIN = 10kHz
– 14.5
–14.1
–13.0
dB
Clock Feedthrough
±2.375V ≤ VS ≤ ±7.5V
50
VRMS
Wideband Noise (Note 4)
±2.375V ≤ VS ≤ ±7.5V, 1Hz < f < fCLK
80
VRMS
THD + Wideband Noise (Note 5)
VS = ±7.5V, fC = 20kHz, fIN = 1kHz,
– 87
dB
2VRMS ≤ VIN ≤ 2.5VRMS
Filter Output
± DC Swing
VS = ±2.375V
1.5/– 2.0
1.7/– 2.2
V
1.3/– 1.8
V
VS = ±5V
4.0/– 4.5
4.3/– 4.8
V
3.8/– 4.3
V
VS = ±7.5V
6.5/– 7.0
6.8/– 7.3
V
6.3/– 6.8
V
Input Bias Current
10
nA
Dynamic Input Impedance
800
M
Output DC Offset (Note 6)
VS = ±2.375V
2
mV
VS = ±5V
0
±5mV
VS = ±7.5V
– 4
mV
Output DC Offset Drift
VS = ±2.375V
10
V/°C
VS = ±5V
20
V/°C
VS = ±7.5V
25
V/°C
Self-Clocking Frequency (fOSC)
R (Pin 4 to 5) = 20k, C (Pin 5 to GND) = 470pF
VS = ±2.375V
99
103
112
kHz
LTC1065C
95
103
112
kHz
LTC1065M
92
100
112
kHz
VS = ±5V
100
106
112
kHz
LTC1065C
98
106
114
kHz
LTC1065M
97
105
114
khz
VS = ±7.5V
102
106
114
kHz
LTC1065C
101
109
116
kHz
LTC1065M
100
108
116
kHz
External CLK Pin Logic Thresholds
VS = ±2.375V
Min Logical “1”
1.43
V
Max Logical “0”
0.47
V
VS = ±5V
Min Logical “1”
3
V
Max Logical “0”
1
V
VS = ±7.5V
Min Logical “1”
4.5
V
Max Logical “0”
1.5
V
Power Supply Current
VS = ±2.375V, fCLK = 500kHz
2.5
4.0
mA
LTC1065C
5.5
mA
LTC1065M
6.0
mA
VS = ±5V, fCLK = 500kHz
5.5
9
mA
LTC1065C
11
mA
LTC1065M
12
mA
VS = ±7.5V, fCLK = 500kHz
7.0
12.0
mA
LTC1065C
14.5
mA
LTC1065M
16.0
mA
ELECTRICAL CHARACTERISTICS The denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at VS = ±5V, fCLK = 500kHz, fC = 5kHz, RL = 10k, TA = 25°C unless otherwise specified.
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