參數資料
型號: LTC1067CS#TR
廠商: Linear Technology
文件頁數: 3/20頁
文件大?。?/td> 0K
描述: IC FILTR BLD BLK DUAL R-R 16SOIC
標準包裝: 2,500
濾波器類型: 通用開關電容器
頻率 - 截止或中心: 20kHz
濾波器數: 2
濾波器階數: 4th
電源電壓: 3 V ~ 11 V,±3 V ~ 5.5 V
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.154",3.90mm 寬)
供應商設備封裝: 16-SOIC
包裝: 帶卷 (TR)
11
LTC1067/LTC1067-50
ODES OF OPERATIO
U
W
Mode 3a
This is an extension of Mode 3 where the highpass and
lowpass outputs are summed through two external resis-
tors, RH and RL, to create a notch (see Figure 7). Mode 3a
is more versatile than Mode 2 because the notch fre-
quency can be higher or lower than the center frequency
of the 2nd order section. The external op amp of Figure 7
is not always required. When cascading the sections of the
LTC1067, the highpass and lowpass outputs can be
summed directly into the inverting input of the next
section.
Please refer to the Operating Limits paragraph under Appli-
cations Information for a guide to the use of capacitor CC.
Figure 7. Mode 3a, 2nd Order Filter Providing a Highpass Notch or Lowpass Notch Output
Mode 2n
This mode extends the circuit topology of Mode 3a to
Mode 2 (Figure 8) where the highpass-notch and lowpass
outputs are summed through two external resistors, RH
and RL, to create a lowpass output with a notch higher in
frequency than the notch in Mode 2. This mode, shown in
Figure 8, is most useful in lowpass elliptic designs. When
cascading the sections of the LTC1067, the highpass-
notch and lowpass outputs can be summed directly into
the inverting input of the next section.
Please refer to the Operating Limits paragraph under Appli-
cations Information for a guide to the use of capacitor CC.
Figure 8. Mode 2n, 2nd Order Filter Providing a Lowpass Notch Output
+
Σ
AGND
R1
HP
BP
LP
VIN
1067 F07
+
S
R2
R3
R4
CC
+
EXTERNAL OP AMP OR INPUT OP
AMP OF THE LTC1067, SIDES A OR B
HIGHPASS
OR LOWPASS
NOTCH OUTPUT
RG
RL
RH
R2
R1
( )
RG
RH
()
fO =
; fn =
HOHPn (f = ∞) =
; HOLPn (f = 0) =
fCLK
RATIO
fCLK
RATIO
RH
RL
R2
R4
Q = 1.005
R3
R2
R2
R4
( )
R4
R1
( )
RG
RL
()
NOTE: RATIO = 100 FOR LTC1067
= 50 FOR LTC1067-50
R3
(RATIO)(0.32)(R4)
(
)
1
1 –
+
Σ
AGND
R1
HP
BP
LP
VIN
1067 F08
+
S
R2
R3
R4
CC
+
EXTERNAL OP AMP OR INPUT OP AMP
OF THE LTC1067, SIDES A OR B
LOWPASS
NOTCH
OUTPUT
RG
RL
RH
fO =
fn =
HOLPn (f = 0)=
+
fCLK
RATIO
fCLK
RATIO
RH
RL
1 +
R2
R1
RG
RL
RG
RH
()
1
R2
R4
1 +
( )
R2
R4
1 +
Q = 1.005
R3
R2
( )√ R2
R4
1 +
NOTE: RATIO = 100 FOR LTC1067
= 50 FOR LTC1067-50
R3
(RATIO)(0.32)(R4)
(
)
1
1 –
相關PDF資料
PDF描述
LTC1067-50CS#TRPBF IC FILTR BLDNGBLK R-R DUAL16SOIC
LTC1067-50CS#TR IC FILTR BLD BLK DUAL R-R 16SOIC
LTC1067-50CS IC FILTR BLDNGBLK R-R DUAL16SOIC
LTC1067CS IC FILTR BLDNGBLK R-R DUAL16SOIC
LTC1060CSW IC FILTER BUILDING BLOCK 20-SOIC
相關代理商/技術參數
參數描述
LTC1067I 制造商:LINER 制造商全稱:Linear Technology 功能描述:Rail-to-Rail, Very Low Noise Universal Dual Filter Building Block
LTC1067IGN 功能描述:IC FILTR BLDNGBLK R-R DUAL16SSOP RoHS:否 類別:集成電路 (IC) >> 接口 - 濾波器 - 有源 系列:- 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:1,000 系列:- 濾波器類型:連續(xù)時間,帶通低通 頻率 - 截止或中心:150kHz 濾波器數:4 濾波器階數:8th 電源電壓:4.74 V ~ 11 V,±2.37 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應商設備封裝:28-SOIC W 包裝:帶卷 (TR)
LTC1067IGN#PBF 功能描述:IC FILTR BLDNGBLK R-R DUAL16SSOP RoHS:是 類別:集成電路 (IC) >> 接口 - 濾波器 - 有源 系列:- 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:1,000 系列:- 濾波器類型:連續(xù)時間,帶通低通 頻率 - 截止或中心:150kHz 濾波器數:4 濾波器階數:8th 電源電壓:4.74 V ~ 11 V,±2.37 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應商設備封裝:28-SOIC W 包裝:帶卷 (TR)
LTC1067IGN#TR 功能描述:IC FILTR BLD BLK DUAL R-R 16SSOP RoHS:否 類別:集成電路 (IC) >> 接口 - 濾波器 - 有源 系列:- 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:1,000 系列:- 濾波器類型:連續(xù)時間,帶通低通 頻率 - 截止或中心:150kHz 濾波器數:4 濾波器階數:8th 電源電壓:4.74 V ~ 11 V,±2.37 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應商設備封裝:28-SOIC W 包裝:帶卷 (TR)
LTC1067IGN#TRPBF 功能描述:IC FILTR BLDNGBLK R-R DUAL16SSOP RoHS:是 類別:集成電路 (IC) >> 接口 - 濾波器 - 有源 系列:- 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:1,000 系列:- 濾波器類型:連續(xù)時間,帶通低通 頻率 - 截止或中心:150kHz 濾波器數:4 濾波器階數:8th 電源電壓:4.74 V ~ 11 V,±2.37 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應商設備封裝:28-SOIC W 包裝:帶卷 (TR)