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参数资料
| 型号： | AD8045ARDZ-REEL7 |
| 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-REEL7 |
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.
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| AD8045AR-REEL7 | 制造商:Analog Devices 功能描述:ULTRA-LOW DISTORTION HIGH SPEED AMPLIFIER - Tape and Reel |
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| AD8047ANZ | 功能描述:IC OPAMP VF GP LDIST 50MA 8DIP RoHS:是 类别:集成电路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 标准包装:2,500 系列:- 放大器类型:通用 电路数:4 输出类型:- 转换速率:0.6 V/µs 增益带宽积:1MHz -3db带宽:- 电流 - 输入偏压:45nA 电压 - 输入偏移:2000µV 电流 - 电源:1.4mA 电流 - 输出 / 通道:40mA 电压 - 电源，单路/双路(±):3 V ~ 32 V，±1.5 V ~ 16 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:14-TSSOP（0.173"，4.40mm 宽） 供应商设备封装:14-TSSOP 包装:带卷 (TR) 其它名称:LM324ADTBR2G-NDLM324ADTBR2GOSTR |
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