参数资料
型号: AD8045ARDZ
厂商: ANALOG DEVICES INC
元件分类: 运动控制电子
英文描述: 3 nV/Hz Ultralow Distortion, High Speed Op Amp
中文描述: OP-AMP, 1000 uV OFFSET-MAX, PDSO8
封装: MS-012, SOIC-8
文件页数: 18/24页
文件大小: 474K
代理商: AD8045ARDZ
AD8045
OUTPUT NOISE
Figure 66 shows the contributors to the noise at the output of a
noninverting configuration.
Rev. A | Page 18 of 24
R
G
R
F
V
OUT
R
S
+
V
EN
V
RF
V
RG
V
RS
I
EN
+
I
EN
0
Figure 66. Amplifier DC Errors
Ven
, IN+, and IN are due to the amplifier.
are due to the feedback network resistors.
R
S
R
V
source resistor,
R
S
. Total output voltage noise,
rms sum of all the contributions.
,
, and
F
R
V
G
R
V
G
and
R
F
,
and
EN
OUT
V
_
, is the
=
(
IN
EN
)
OUT
V
(
n
G
_
)
(
)
(
)
(
)
2
2
2
2
2
4
4
4
n
S
n
G
f
n
G
F
n
S
G
kTR
G
kTR
kTR
G
||R
R
IN
G
R
Ven
+
+
+
×
×
+
×
×
+
+
×
where:
G
n
is the noise gain
+
G
G
F
R
R
R
.
Ven
is the op amp input voltage noise.
IN
is the op amp input current noise.
Table 7 lists the expected output voltage noise spectral density
for several gain configurations.
Table 7. Noise and Bandwidth for Various Gains
Gain
+1
+2
+5
+10
1
R
F
0
499
499
499
499
R
G
499
124
56
499
R
S
100
0
0
0
N/A
3 dB
Bandwidth
1
1 GHz
400 MHz
90 MHz
40 MHz
300 MHz
Output
Noise
(nV/√Hz)
3.3
7.4
16.4
31
7.4
1
R
L
= 1 k.
相关PDF资料
PDF描述
AD8045ARDZ-REEL 3 nV/Hz Ultralow Distortion, High Speed Op Amp
AD8045ARDZ-REEL7 3 nV/Hz Ultralow Distortion, High Speed Op Amp
AD8047 250 MHz, General Purpose Voltage Feedback Op Amps
AD8047-EB 250 MHz, General Purpose Voltage Feedback Op Amps
AD8047AN 250 MHz, General Purpose Voltage Feedback Op Amps
相关代理商/技术参数
参数描述
AD8045ARDZ-REEL 功能描述:IC OPAMP VF ULDIST LN 70MA 8SOIC RoHS:是 类别:集成电路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 标准包装:1,000 系列:- 放大器类型:电压反馈 电路数:4 输出类型:满摆幅 转换速率:33 V/µs 增益带宽积:20MHz -3db带宽:30MHz 电流 - 输入偏压:2nA 电压 - 输入偏移:3000µV 电流 - 电源:2.5mA 电流 - 输出 / 通道:30mA 电压 - 电源,单路/双路(±):4.5 V ~ 16.5 V,±2.25 V ~ 8.25 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:14-SOIC(0.154",3.90mm 宽) 供应商设备封装:14-SOIC 包装:带卷 (TR)
AD8045ARDZ-REEL7 功能描述:IC OPAMP VF ULDIST LN 70MA 8SOIC RoHS:是 类别:集成电路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 标准包装:1,000 系列:- 放大器类型:电压反馈 电路数:4 输出类型:满摆幅 转换速率:33 V/µs 增益带宽积:20MHz -3db带宽:30MHz 电流 - 输入偏压:2nA 电压 - 输入偏移:3000µV 电流 - 电源:2.5mA 电流 - 输出 / 通道:30mA 电压 - 电源,单路/双路(±):4.5 V ~ 16.5 V,±2.25 V ~ 8.25 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:14-SOIC(0.154",3.90mm 宽) 供应商设备封装:14-SOIC 包装:带卷 (TR)
AD8045AR-REEL7 制造商:Analog Devices 功能描述:ULTRA-LOW DISTORTION HIGH SPEED AMPLIFIER - Tape and Reel
AD8047 制造商:AD 制造商全称:Analog Devices 功能描述:250 MHz, General Purpose Voltage Feedback Op Amps
AD8047_03 制造商:AD 制造商全称:Analog Devices 功能描述:250 MHz, General Purpose Voltage Feedback Op Amps