參數(shù)資料
型號(hào): OPA2690IDBV
英文描述: Dual, Wideband, Voltage-Feedback OPERATIONAL AMPLIFIER with Disable
中文描述: 雙路,寬帶,電壓反饋運(yùn)算放大器具有禁用
文件頁數(shù): 17/30頁
文件大?。?/td> 494K
代理商: OPA2690IDBV
"#$%
SBOS238D JUNE 2002 REVISED DECEMBER 2004
www.ti.com
17
50
V
I
V
I
R
O
R
O
R
F
402
R
F
402
50
R
G
1/2
OPA2690
1/2
OPA2690
V
DIFF
= 1 +
V
I
(
V
I
)
2R
F
R
G
Figure 8. High-Speed Differential Receiver
SINGLE-SUPPLY MFB DIFFERENTIAL
ACTIVE FILTER: 10MHz BUTTERWORTH
CONFIGURATION
The active filter circuit shown in Figure 9 can be easily
implemented using the OPA2690. In this configuration,
each amplifier of the OPA2690 operates as an integrator.
For this reason, this type of application is also called
infinite gain filter implementation. A Butterworth filter can
be implemented using the following component ratios:
1
2
R
R
1
R
2
0.65
R
R
3
0.375
R
C
1
C
C
2
2
C
f
O
C(cutoff frequency)
6k
R
2A
102
C
100pF
C
200pF
C
100pF
R
1A
102
R
1B
102
R
3A
60
R
3B
60
50
6k
+12V
V
CM
V
CM
V
OUT
V
IN
1000pF
50
1/2
OPA2690
1/2
OPA2690
R
2B
102
Figure 9. Single-Supply, MFB Active Filter, 10MHz LP Butterworth
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相關(guān)代理商/技術(shù)參數(shù)
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OPA2690IDG4 功能描述:高速運(yùn)算放大器 Dual Wideband Voltage Feedback RoHS:否 制造商:Texas Instruments 通道數(shù)量:1 電壓增益 dB:116 dB 輸入補(bǔ)償電壓:0.5 mV 轉(zhuǎn)換速度:55 V/us 工作電源電壓:36 V 電源電流:7.5 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube
OPA2690IDR 功能描述:高速運(yùn)算放大器 Dual Wide Band RoHS:否 制造商:Texas Instruments 通道數(shù)量:1 電壓增益 dB:116 dB 輸入補(bǔ)償電壓:0.5 mV 轉(zhuǎn)換速度:55 V/us 工作電源電壓:36 V 電源電流:7.5 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube
OPA2690IDRG4 功能描述:高速運(yùn)算放大器 Dual Wideband Voltage Feedback RoHS:否 制造商:Texas Instruments 通道數(shù)量:1 電壓增益 dB:116 dB 輸入補(bǔ)償電壓:0.5 mV 轉(zhuǎn)換速度:55 V/us 工作電源電壓:36 V 電源電流:7.5 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube
OPA2691I-14D 功能描述:高速運(yùn)算放大器 Dual Wideband Current Feedback RoHS:否 制造商:Texas Instruments 通道數(shù)量:1 電壓增益 dB:116 dB 輸入補(bǔ)償電壓:0.5 mV 轉(zhuǎn)換速度:55 V/us 工作電源電壓:36 V 電源電流:7.5 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube
OPA2691I-14DG4 功能描述:高速運(yùn)算放大器 Dual Wideband Current Feedback RoHS:否 制造商:Texas Instruments 通道數(shù)量:1 電壓增益 dB:116 dB 輸入補(bǔ)償電壓:0.5 mV 轉(zhuǎn)換速度:55 V/us 工作電源電壓:36 V 電源電流:7.5 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube