Datasheet 搜索 > 运算放大器 > TI（德州仪器） > OPA656U 数据手册 > OPA656U 数据手册 1/33 页
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OPA656U 数据手册 - TI（德州仪器）
制造商:
TI（德州仪器）
分类:
运算放大器
封装:
SOIC-8
描述:
TEXAS INSTRUMENTS OPA656U 运算放大器, 单路, 500 MHz, 1个放大器, 290 V/µs, ± 5V 至 ± 6V, SOIC, 8 引脚
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封装信息在P24P25P26P27P28
技术参数、封装参数在P4P7P13P14P15
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电气规格在P5P6P7P16
型号编号列表在P13
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OPA656U数据手册
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OPA656
(47 pF)
λ
–V
b
499 kΩ499 kΩ
V
O
1 pF
Frequency
130
120
110
100
90
80
10kHz 100kHz 1MHz 5MHz
Transimpedance Gain (dB)
1MHz Bandwidth
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OPA656
SBOS196H –DECEMBER 2001–REVISED SEPTEMBER 2015
OPA656 Wideband, Unity-Gain Stable, FET-Input Operational Amplifier
1 Features 3 Description
The OPA656 device combines a very wideband,
1
• 500 MHz Unity-gain Bandwidth
unity-gain stable, voltage-feedback operational
• Low Input Bias Current: 2 pA
amplifier with a FET-input stage to offer an ultra high
• Low Offset And Drift: ±250 µV, ±2 μV/°C
dynamic-range amplifier for Analog-to-Digital
Converter (ADC) buffering and transimpedance
• Low Distortion: 74-dB SFDR at 5 MHz
applications. Extremely low DC errors give good
• High-Output Current: 70 mA
precision in optical applications.
• Low Input Voltage Noise: 7 nV/√Hz
The high unity-gain stable bandwidth and JFET input
allows exceptional performance in high-speed, low-
2 Applications
noise integrators.
• Wideband Photodiode Amplifiers
The high input impedance and low bias current
• Sample-and-Hold Buffers
provided by the FET input is supported by the ultra-
• CCD Output Buffers
low 7-nV/√Hz input voltage noise to achieve a very
low integrated noise in wideband photodiode
• ADC Input Buffers
transimpedance applications.
• Wideband Precision Amplifiers
Broad transimpedance bandwidths are achievable
• Test and Measurement Front Ends
given the OPA656 device’s high 230-MHz gain
bandwidth product. As shown below, a –3-dB
bandwidth of 1 MHz is provided even for a high 1-MΩ
transimpedance gain from a 47-pF source
capacitance.
Device Information
(1)
PART NUMBER PACKAGE BODY SIZE (NOM)
SOIC (8) 2.90 mm × 1.60 mm
OPA656
SOT-23 (5) 4.90 mm × 3.91 mm
(1) For all available packages, see the orderable addendum at
the end of the data sheet.
1-MΩ Transimpedance Bandwidth
Wideband Photodiode Transimpedance Amplifier
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.
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