参数资料
型号: MAX4090EXT+T
厂商: Maxim Integrated Products
文件页数: 16/17页
文件大小: 0K
描述: IC VIDEO BUFFER 6DB SC70-6
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
应用: 缓冲器
电路数: 1
-3db带宽: 55MHz
转换速率: 275 V/µs
电流 - 电源: 6.5mA
电流 - 输出 / 通道: 85mA
电压 - 电源,单路/双路(±): 2.7 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 6-TSSOP,SC-88,SOT-363
供应商设备封装: SC-70-6
包装: 标准包装
其它名称: MAX4090EXT+TDKR
MAX4090
between 20
Ω to 100Ω is needed to isolate the input
capacitor (C4) to the filter to prevent the oscillation
problem.
Figure 2 shows the frequency response for R1 = R2 =
150
Ω. At 6MHz, the attenuation is about 1.4dB. The
attenuation at 27MHz is about 20dB. Figure 3 shows
the multiburst response for R1 = R2 = 150
Ω.
3rd-Order Butterworth Lowpass Filter Realization
If more flat passband and more stopband attenuation
are needed, a 3rd-order LPF can be used. The design
procedures are similar to the 2nd-order butterworth
LPF.
Table 3 shows the normalized 3rd-order butterworth
lowpass filter with the cutoff frequency at 1 rad/s and
the stopband frequency at 3 rad/s. Table 4 shows the
appropriated L and C values for different source/load
impedance and the bench measurement values for
-3dB BW and attenuation at 27MHz. The attenuation is
over 40dB at 27MHz. At 6MHz, the attenuation is
approximately 0.6dB for R1 = R2 = 150
Ω (Figure 5).
C
fR
L
LR
f
n
CL
nL
C
==
22
ππ
3V/5V, 6dB Video Buffer with Sync-Tip Clamp
and 150nA Shutdown Current
8
_______________________________________________________________________________________
0.1
1
10
100
FREQUENCY RESPONSE
FREQUENCY (MHz)
GAIN
(dB)
0
-60
-50
-40
-30
-20
-10
R2
150
Ω
R1
150
Ω
C1
150pF
L1
3.9
μH
C4
0.1
μF
R3
75
Ω
C7
1
μF
IN
OUT
GND
FB
SHDN
VCC
VOUT
VIDEO
CURRENT
DAC
RIS
49.9
Ω
2-POLE RECONSTRUCTION LPF
MAX4090
Figure 1. 2nd-Order Butterworth LPF with MAX4090
Figure 2. Frequency Response
VOUT
500mV/div
10
μs/div
VIN
500mV/div
Figure 3. Multiburst Response
相关PDF资料
PDF描述
MAX9509ATA+T IC AMP VIDEO FILTER 8-TDFN
VE-BWP-MX-S CONVERTER MOD DC/DC 13.8V 75W
LTC1592AIG#TR IC D/A CONV 16BIT SOFTSPAN16SSOP
VE-B20-MX-S CONVERTER MOD DC/DC 5V 75W
VI-26D-IV CONVERTER MOD DC/DC 85V 150W
相关代理商/技术参数
参数描述
MAX4091 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Single/Dual/Quad, Micropower, Single-Supply, Rail-to-Rail Op Amps
MAX4091ASA 功能描述:运算放大器 - 运放 Single uPower Single Supply Rail-Rail 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
MAX4091ASA+ 功能描述:运算放大器 - 运放 Single uPower Single Supply Rail-Rail 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
MAX4091ASA+T 功能描述:运算放大器 - 运放 Single uPower Single Supply Rail-Rail 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
MAX4091ASA-T 功能描述:运算放大器 - 运放 Single uPower Single Supply Rail-Rail 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