参数资料
型号: AD848JR
厂商: Analog Devices Inc
文件页数: 5/8页
文件大小: 0K
描述: IC OPAMP GP 175MHZ LP 32MA 8SOIC
标准包装: 98
放大器类型: 通用
电路数: 1
转换速率: 300 V/µs
增益带宽积: 175MHz
电流 - 输入偏压: 3.3µA
电压 - 输入偏移: 200µV
电流 - 电源: 5.1mA
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: 管件
AD848/AD849
REV. B
–5–
Figure 1. AD848 Inverting Amplifier Configuration
Figure 1a. AD848 Large Signal Pulse Response
Figure 1b. AD848 Small Signal Pulse Response
OFFSET NULLING
The input voltage of the AD848 and AD849 are very low for
high speed op amps, but if additional nulling is required, the
circuit shown in Figure 3 can be used.
For high performance circuits it is recommended that a resistor
(RB in Figures 1 and 2) be used to reduce bias current errors by
matching the impedance at each input. The offset voltage error
caused by the input currents is decreased by more than an order
of magnitude.
Figure 2. AD849 Inverting Amplifier Configuration
Figure 2a. AD849 Large Signal Pulse Response
Figure 2b. AD849 Small Signal Pulse Response
Figure 3. Offset Nulling
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