参数资料
型号: LT1568IGN
厂商: LINEAR TECHNOLOGY CORP
元件分类: 运动控制电子
英文描述: D52 - STRAIN RELIEF OPEN STRT MIL
中文描述: DUAL CONTINUOUS TIME FILTER, BUTTERWORTH/BESSEL/CHEBYSHEV, LOWPASS/BANDPASS, PDSO16
封装: 0.150 INCH, PLASTIC, SSOP-16
文件页数: 15/16页
文件大小: 271K
代理商: LT1568IGN
LT1568
15
1568f
Table 5. Resistor Values in Ohms, 4th Order Lowpass
Chebyshev,
±
0.25dB Passband Ripple, Gain = 1
f
CUTOFF
(MHz)
R11, R21
1
1.87k
2
931
3
604
4
453
5
357
6
287
7
243
8
205
9
178
10
154
R31
2.05k
1.05k
681
511
402
332
287
249
221
196
R12, R22
2.21k
1.10k
698
499
383
309
255
215
182
158
R32
634
324
205
154
121
100
86.6
76.8
66.5
61.9
Amplitude Response 4th Order Lowpass Chebyshev,
±
0.25dB Passband Ripple, f
CUTOFF
= 1MHz
12
FREQUENCY (MHz)
0.1
–60
G
–48
–36
–24
–12
1
10
20
1568 TA13
–72
–84
–96
–108
0
4th ORDER LOWPASS FILTER DESIGU
Transient Response 4th Order Lowpass Chebyshev,
±
0.25dB Passband Ripple, f
CUTOFF
= 1MHz
INPUT
500mV/DIV
OUTPUT
200mV/DIV
1
μ
s/DIV
1568 TA16
Table 6. Resistor Values in Ohms, 4th Order Lowpass Bessel,
Gain = 1
f
CUTOFF
(MHz)
R11, R21
1
715
2
357
3
237
4
174
5
137
6
115
R31
1.15k
562
374
280
221
187
R12, R22
1.91k
432
280
205
162
130
R32
324
365
243
187
147
124
Amplitude Response
4th Order Lowpass Bessel, f
CUTOFF
= 1MHz
12
FREQUENCY (MHz)
0.1
–60
G
–48
–36
–24
–12
1
10
20
1568 TA17
–72
–84
–96
–108
0
Transient Response
4th Order Lowpass Bessel, f
CUTOFF
= 1MHz
INPUT
500mV/DIV
OUTPUT
200mV/DIV
1
μ
s/DIV
1568 TA18
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
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