参数资料
型号: AD847JRZ-REEL7
厂商: Analog Devices Inc
文件页数: 3/12页
文件大小: 0K
描述: IC OPAMP GP 50MHZ LP 32MA 8SOIC
标准包装: 750
放大器类型: 通用
电路数: 1
转换速率: 300 V/µs
增益带宽积: 50MHz
电流 - 输入偏压: 3.3µA
电压 - 输入偏移: 500µV
电流 - 电源: 5.3mA
电流 - 输出 / 通道: 32mA
电压 - 电源,单路/双路(±): ±4.5 V ~ 18 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SO
包装: 带卷 (TR)
其它名称: AD847JRZ-REEL7-ND
AD847JRZ-REEL7TR
AD847
REV. F
–11–
A High Speed, Three Op-Amp In-Amp
The circuit of Figure 26 lends itself well to CCD imaging and
other video speed applications. It uses two high speed CB pro-
cess op-amps: Amplifier A3, the output amplifier, is an AD847.
The input amplifier (A1 and A2) is an AD827, which is a dual
version of the AD847. This circuit has the optional flexibility of
both dc and ac trims for common-mode rejection, plus the abil-
ity to adjust for minimum settling time.
PIN 7 AD847,
PIN 8 AD827
1
F
1
F
0.1
F
0.1
F
0.1
F
0.1
F
EACH
AMPLIFIER
+15V
–15V
COMM
+VS
–VS
10
F
10
F
PIN 4
AD847 & AD827
AD847
2–8pF
SETTLING TIME
AC CMR ADJUST
2k
1.87k
2k
2k
5pF
R G
VOUT
200
DC CMR
ADJUST
2k
R L
CIRCUIT GAIN =
+ 1
2000
G
R
IN
+V
2
3
1
A1
1/2
AD827
1k
–V
IN
6
5
7
A2
1/2
AD827
1k
2
3
6
A3
100Hz
1kHz
10kHz
100kHz
1MHz
88.3dB
87.4dB
86.2dB
67.4dB
47.1dB
INPUT
FREQUENCY
CMRR
THD + NOISE
BELOW INPUT
LEVEL
@ 10kHz
1
2
10
100
OPEN
2k
226
20
2–8
16.1MHz
14.7MHz
4.5MHz
660kHz
200ns
370ns
2.5
s
82dB
81dB
71dB
GAIN
R G
SMALL
SIGNAL
BANDWIDTH
SETTLING
TIME
TO 0.1%
C
(pF)
ADJ
BANDWIDTH, SETTLING TIME AND TOTAL HARMONIC DISTORTION VS. GAIN
Figure 26. A High Speed In-Amp Circuit for Data Acquisition
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