參數(shù)資料
型號(hào): LTC1064-7CN
廠商: Linear Technology
文件頁(yè)數(shù): 11/16頁(yè)
文件大?。?/td> 0K
描述: IC FILTR 8TH ORDR LOWPASS 14-DIP
標(biāo)準(zhǔn)包裝: 25
濾波器類型: 線性相位,低通開(kāi)關(guān)電容器
頻率 - 截止或中心: 100kHz
濾波器數(shù): 1
濾波器階數(shù): 8th
電源電壓: ±2.37 V ~ 8 V
安裝類型: 通孔
封裝/外殼: 14-DIP(0.300",7.62mm)
供應(yīng)商設(shè)備封裝: 14-PDIP
包裝: 管件
4
LTC1064-7
10647fb
Figure 1. Phase Response in the Passband (Note 2)
FREQUENCY (kHz)
0
–360
PHASE
(DEG)
–270
–180
–90
0
90
180
4
8
12
16
1164-7 F01
20
2
6
10
14
18
fCLK = 1MHz
RATIO = 50:1
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: Input frequencies, f, are linearly phase shifted through the filter as
long as f
≤ fC; fC = cutoff frequency.
Figure 1 curve shows the typical phase response of an LTC1064-7
operating at fCLK = 1MHz, ratio = 50:1, fC = 20kHz and it closely matches
an ideal straight line. The phase shift is described by: phase shift =
180
° – F (f/fC); f ≤ fC.
F is arbitrarily called the “phase factor” expressed in degrees. The phase
factor allows the calculation of the phase at a given frequency.
Example: The phase shift at 14kHz of the LTC1064-7 shown in Figure 1 is:
phase shift = 180
° – 430° (14kHz/20kHz) ± nonlinearity = –121° ± 1% or
–121
°± 1.20°.
Note 3: Group delay and group delay deviation are calculated from the
measured phase factor and phase deviation specifications.
Note 4: Phase deviation and group delay deviation for LTC1064-7MJ is
±4%.
Note 5: The AC swing is typically 11VP-P, 7VP-P, 2.8VP-P, with ±7.5V, ±5V,
±2.5V Supply respectively. For more information refer to the THD + Noise
vs Input graphs.
ELECTRICAL CHARACTERISTICS
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