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参数资料
| 型号： | LTC1164-6CSW#TR |
| 厂商： | Linear Technology |
| 文件页数： | 12/12页 |
| 文件大小： | 0K |
| 描述： | IC FILTER LP 8TH ORDER 16SOIC |
| 标准包装： | 1,000 |
| 滤波器类型： | 椭圆或贝塞尔低通 |
| 频率 - 截止或中心： | 30kHz |
| 滤波器数： | 1 |
| 滤波器阶数： | 8th |
| 电源电压： | 4.75 V ~ 16 V，±2.375 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： | 带卷 (TR) |
9
LTC1164-6
11646fa
U
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A
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PPLICATI
WU
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I FOR ATIO
and 1kHz cutoff frequency receives a 98.5kHz, 10mVRMS
input signal, a 1.5kHz, 10
VRMS alias signal will appear at
its output. When the LTC1164-6 operates with a clock-to-
cutoff frequency of 50:1, aliasing occurs at twice the clock
frequency. Table 5 shows details.
Table 4. Maximum VIN vs VS and fCLK
POWER SUPPLY
MAXIMUM fCLK
MAXIMUM VIN
±7.5V
1.5MHz
1VRMS (fIN > 35kHz)
1MHz
3VRMS (fIN > 25kHz)
≥1MHz
0.7VRMS (fIN > 250kHz)
±5V
1MHz
2.5VRMS (fIN > 25kHz)
1MHz
0.5VRMS (fIN > 100kHz)
Single 5V
1MHz
0.7VRMS (fIN > 25kHz)
1MHz
0.5VRMS (fIN > 100kHz)
Table 5. Aliasing (fCLK = 100kHz)
INPUT FREQUENCY
OUTPUT LEVEL
OUTPUT FREQUENCY
(VIN = 1VRMS)
(Relative to Input)
(Aliased Frequency)
(kHz)
(dB)
(kHz)
fCLK/fC = 100:1, fCUTOFF = 1kHz
96
(or 104)
–75.0
4.0
97
(or 103)
– 68.0
3.0
98
(or 102)
– 65.0
2.0
98.5 (or 101.5)
– 60.0
1.5
99
(or 101)
– 3.2
1.0
99.5 (or 100.5)
– 0.5
0.5
fCLK/fC = 50:1, fCUTOFF = 2kHz
192 (or 208)
– 76.0
8.0
194 (or 206)
– 68.0
6.0
196 (or 204)
– 63.0
4.0
198 (or 202)
– 3.4
2.0
199 (or 201)
– 1.3
1.0
199.5(or 200.5)
– 0.9
0.5
Table 6. Transient Response of LTC Lowpass Filters
DELAY
RISE
SETTLING OVER-
TIME*
TIME**
TIME***
SHOOT
LOWPASS FILTER
(SEC)
(%)
LTC1064-3 Bessel
0.50/fC
0.34/fC
0.80/fC
0.5
LTC1164-5 Linear Phase
0.43/fC
0.34/fC
0.85/fC
0
LTC1164-6 Linear Phase
0.43/fC
0.34/fC
1.15/fC
1
LTC1264-7 Linear Phase
1.15/fC
0.36/fC
2.05/fC
5
LTC1164-7 Linear Phase
1.20/fC
0.39/fC
2.20/fC
5
LTC1064-7 Linear Phase
1.20/fC
0.39/fC
2.20/fC
5
LTC1164-5 Butterworth
0.80/fC
0.48/fC
2.40/fC
11
LTC1164-6 Elliptic
0.85/fC
0.54/fC
4.30/fC
18
LTC1064-4 Elliptic
0.90/fC
0.54/fC
4.50/fC
20
LTC1064-1 Elliptic
0.85/fC
0.54/fC
6.50/fC
20
* To 50%
±5%, ** 10% to 90% ±5%, *** To 1% ±0.5%
8th Order Elliptic Lowpass Filter
(fCLK/fC) = 50:1
1
2
3
4
5
6
7
14
13
12
11
10
9
8
LTC1164-6
VIN
VOUT
fCLK
V+
NOTES:
1. OPTIONAL OUTPUT BUFFER
1/2
πRC = (2)(fCUTOFF)
2. PINS 1, 8, 13 CAN BE GROUNDED
OR LEFT FLOATING
1164-6 TA06
C
–
+
V –
0.1
F
R
V+
V –
LT1006
0.1
F
V+
INPUT
90%
50%
10%
OUTPUT
tr
td
ts
1164-6 F04
RISE TIME (tr) =
±5%
0.54
fCUTOFF
SETTLING TIME (ts) =
±5%
(TO 1% of OUTPUT)
4.3
fCUTOFF
TIME DELAY (td) = GROUP DELAY ≈
(TO 50% OF OUTPUT)
0.85
fCUTOFF
Figure 4
U
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A
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PPLICATI
TYPICAL
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