参数资料
型号: TLV2465Y
厂商: Texas Instruments, Inc.
英文描述: FAMILY OF LOW-POWER RAIL-TO-RAIL INPUT/OUTPUT OPERATIONAL AMPLIFIERS WITH SHUTDOWN
中文描述: 家庭的低功耗轨到轨输入/输出运算放大器,具有关断
文件页数: 26/56页
文件大小: 1027K
代理商: TLV2465Y
TLV2460, TLV2461, TLV2462, TLV2463, TLV2464, TLV2465, TLV246xA
FAMILY OF LOW-POWER RAIL-TO-RAIL INPUT/OUTPUT
OPERATIONAL AMPLIFIERS WITH SHUTDOWN
SLOS220I
JULY 1998
REVISED MARCH 2001
26
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
general configurations
When receiving low-level signals, limiting the bandwidth of the incoming signals into the system is often
required. The simplest way to accomplish this is to place an RC filter at the noninverting terminal of the amplifier
(see Figure 51).
VI
VO
C1
+
RG
RF
R1
f
3dB
1
2 R1C1
VO
VI
1
RF
RG
1
1
sR1C1
Figure 51. Single-Pole Low-Pass Filter
If even more attenuation is needed, a multiple pole filter is required. The Sallen-Key filter can be used for this
task. For best results, the amplifier should have a bandwidth that is 8 to 10 times the filter frequency bandwidth.
Failure to do this can result in phase shift of the amplifier.
VI
C2
R2
R1
C1
RF
RG
R1 = R2 = R
C1 = C2 = C
Q = Peaking Factor
(Butterworth Q = 0.707)
(
=
1
Q
2
)
RG
RF
_
+
f
3dB
1
2 RC
Figure 52. 2-Pole Low-Pass Sallen-Key Filter
相关PDF资料
PDF描述
TLV2461CDBV FAMILY OF LOW-POWER RAIL-TO-RAIL INPUT/OUTPUT OPERATIONAL AMPLIFIERS WITH SHUTDOWN
TLV2460CDBV FAMILY OF LOW-POWER RAIL-TO-RAIL INPUT/OUTPUT OPERATIONAL AMPLIFIERS WITH SHUTDOWN
TLV2460MFK FAMILY OF LOW POWER RAIL TO RAIL INPUT/OUTPUT OPERATIOANAL AMPLIFIERS WITH SHUTDOWN
TLV2461AMFK FAMILY OF LOW POWER RAIL TO RAIL INPUT/OUTPUT OPERATIOANAL AMPLIFIERS WITH SHUTDOWN
TLV2461AMJG FAMILY OF LOW POWER RAIL TO RAIL INPUT/OUTPUT OPERATIOANAL AMPLIFIERS WITH SHUTDOWN
相关代理商/技术参数
参数描述
TLV2470AID 功能描述:运算放大器 - 运放 Sngl Lo-Pwr R-to-R I/O Op Amp w/Shutdwn RoHS:否 制造商:STMicroelectronics 通道数量:4 共模抑制比(最小值):63 dB 输入补偿电压:1 mV 输入偏流(最大值):10 pA 工作电源电压:2.7 V to 5.5 V 安装风格:SMD/SMT 封装 / 箱体:QFN-16 转换速度:0.89 V/us 关闭:No 输出电流:55 mA 最大工作温度:+ 125 C 封装:Reel
TLV2470AIDG4 功能描述:运算放大器 - 运放 Sngl Lo-Pwr R-to-R I/O Op Amp w/Shutdwn RoHS:否 制造商:STMicroelectronics 通道数量:4 共模抑制比(最小值):63 dB 输入补偿电压:1 mV 输入偏流(最大值):10 pA 工作电源电压:2.7 V to 5.5 V 安装风格:SMD/SMT 封装 / 箱体:QFN-16 转换速度:0.89 V/us 关闭:No 输出电流:55 mA 最大工作温度:+ 125 C 封装:Reel
TLV2470AIDR 功能描述:运算放大器 - 运放 Sngl Lo-Pwr R-to-R I/O Op Amp w/Shutdwn RoHS:否 制造商:STMicroelectronics 通道数量:4 共模抑制比(最小值):63 dB 输入补偿电压:1 mV 输入偏流(最大值):10 pA 工作电源电压:2.7 V to 5.5 V 安装风格:SMD/SMT 封装 / 箱体:QFN-16 转换速度:0.89 V/us 关闭:No 输出电流:55 mA 最大工作温度:+ 125 C 封装:Reel
TLV2470AIDRG4 功能描述:运算放大器 - 运放 Sngl Lo-Pwr R-to-R I/O Op Amp w/Shutdwn RoHS:否 制造商:STMicroelectronics 通道数量:4 共模抑制比(最小值):63 dB 输入补偿电压:1 mV 输入偏流(最大值):10 pA 工作电源电压:2.7 V to 5.5 V 安装风格:SMD/SMT 封装 / 箱体:QFN-16 转换速度:0.89 V/us 关闭:No 输出电流:55 mA 最大工作温度:+ 125 C 封装:Reel
TLV2470AIP 功能描述:运算放大器 - 运放 LiNCMOS R/R RoHS:否 制造商:STMicroelectronics 通道数量:4 共模抑制比(最小值):63 dB 输入补偿电压:1 mV 输入偏流(最大值):10 pA 工作电源电压:2.7 V to 5.5 V 安装风格:SMD/SMT 封装 / 箱体:QFN-16 转换速度:0.89 V/us 关闭:No 输出电流:55 mA 最大工作温度:+ 125 C 封装:Reel