产品详情

Number of channels 1 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 4.75 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 5.25 BW at Acl (MHz) 2400 Acl, min spec gain (V/V) 2 Slew rate (typ) (V/µs) 3200 Architecture Bipolar, Fixed Gain/Buffer, Fully Differential ADC Driver Vn at flatband (typ) (nV√Hz) 1.7 Iq per channel (typ) (mA) 100 Rail-to-rail No Vos (offset voltage at 25°C) (max) (mV) 5 Operating temperature range (°C) -40 to 85 Iout (typ) (mA) 80 2nd harmonic (dBc) 87 3rd harmonic (dBc) 103 Frequency of harmonic distortion measurement (MHz) 10 GBW (typ) (MHz) 2400 Input bias current (max) (pA) 400000000 Features On chip gain resistors, Shutdown CMRR (typ) (dB) 60 Rating Catalog
Number of channels 1 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 4.75 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 5.25 BW at Acl (MHz) 2400 Acl, min spec gain (V/V) 2 Slew rate (typ) (V/µs) 3200 Architecture Bipolar, Fixed Gain/Buffer, Fully Differential ADC Driver Vn at flatband (typ) (nV√Hz) 1.7 Iq per channel (typ) (mA) 100 Rail-to-rail No Vos (offset voltage at 25°C) (max) (mV) 5 Operating temperature range (°C) -40 to 85 Iout (typ) (mA) 80 2nd harmonic (dBc) 87 3rd harmonic (dBc) 103 Frequency of harmonic distortion measurement (MHz) 10 GBW (typ) (MHz) 2400 Input bias current (max) (pA) 400000000 Features On chip gain resistors, Shutdown CMRR (typ) (dB) 60 Rating Catalog
VQFN (RGE) 24 16 mm² (4 mm × 4 mm)
  • 2.4GHz Bandwidth
  • 3100V/µs Slew Rate, VOUT =2V Step
  • Fixed Voltage Gain: +6dB
  • IMD3: –107dBc, VOUT = 2VPP, RL = 400Ω,
    f = 100MHz
  • OIP3: 48dBm, f = 100MHz
  • Noise Figure: 11dB, f = 100MHz
  • 2.4GHz Bandwidth
  • 3100V/µs Slew Rate, VOUT =2V Step
  • Fixed Voltage Gain: +6dB
  • IMD3: –107dBc, VOUT = 2VPP, RL = 400Ω,
    f = 100MHz
  • OIP3: 48dBm, f = 100MHz
  • Noise Figure: 11dB, f = 100MHz

The THS770006 is a fixed-gain of +6dB, wideband, fully-differential amplifier designed and optimized specifically for driving 16-bit analog-to-digital converters (ADCs) at input frequencies up to 130MHz, and 14-bit ADCs at input frequencies up to 200MHz. This device provides high bandwidth, high-voltage output with low distortion and low noise, critical in high-speed data acquisition systems that require very high dynamic range, such as wireless base stations and test and measurement applications. This device also makes an excellent differential amplifier for general-purpose, high-speed differential signal chain and short line driver applications.

The THS770006 operates on a nominal +5V single supply, offers very fast, 7.5ns maximum recovery time from overdrive conditions, and has a power-down mode for power saving. The THS770006 is offered in a Pb-free (RoHS compliant) and green, QFN-24 thermally-enhanced package. It is characterized for operation over the industrial temperature range of –40°C to +85°C.

The THS770006 is a fixed-gain of +6dB, wideband, fully-differential amplifier designed and optimized specifically for driving 16-bit analog-to-digital converters (ADCs) at input frequencies up to 130MHz, and 14-bit ADCs at input frequencies up to 200MHz. This device provides high bandwidth, high-voltage output with low distortion and low noise, critical in high-speed data acquisition systems that require very high dynamic range, such as wireless base stations and test and measurement applications. This device also makes an excellent differential amplifier for general-purpose, high-speed differential signal chain and short line driver applications.

The THS770006 operates on a nominal +5V single supply, offers very fast, 7.5ns maximum recovery time from overdrive conditions, and has a power-down mode for power saving. The THS770006 is offered in a Pb-free (RoHS compliant) and green, QFN-24 thermally-enhanced package. It is characterized for operation over the industrial temperature range of –40°C to +85°C.

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顶层文档 类型 标题 格式选项 下载最新的英语版本 日期
* 数据表 Broadband, Fully-Differential, 14-/16-Bit, ADC DRIVER AMPLIFIER 数据表 (Rev. B) 2012-1-12
电子书 The Signal e-book: 有关运算放大器设计主题的博客文章汇编 PDF | HTML 英语版 PDF | HTML 2018-1-31
应用手册 Driving High-Speed ADCs: Circuit Topologies and System-Level Parameters (Rev. A) 2010-9-10

设计与开发

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仿真模型

THS770006 PSpice Model (Rev. A)

SLOM180 (48 KB) - PSpice 模型
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仿真模型

THS770006 TINA-TI Reference Design

SLOM172.TSC (91 KB) - TINA-TI 参考设计
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仿真模型

THS770006 TINA-TI Spice Model

SLOM173.ZIP (16 KB) - TINA-TI Spice 模型
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计算工具

SBOR022 — TI FDA Calculator

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参考设计

TIDA-00092 — 优化 LMH6554 以驱动高速 ADC

该参考设计展示了高速放大器 LMH6554 能够将单端信号转换为差分信号,从而驱动高速模数转换器 (ADC),同时保持出色的噪声和失真性能。展示了与 ADS4449 四通道、250MSPS、14 位 ADC 连接时,交流耦合和直流耦合应用的性能与输入频率关系。讨论并测量了共模电压、电源和接口的各种选项,以满足各种应用的要求。展示了抗混叠滤波器示例及其具备的性能改进。

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参考设计

TIDA-00093 — 优化 THS4509,驱动高速 ADC 的参考设计

该参考设计展示了高速放大器 THS4509 执行单端至差分转换以驱动高速模数转换器 (ADC) 的能力,同时保持出色的噪声和失真性能。展示了与 ADS4449 四通道、250MSPS、14 位 ADC 连接时,交流耦合和直流耦合应用的性能与输入频率关系。讨论并测量了共模电压、电源和接口的各种选项,以满足各种应用的要求。展示了抗混叠滤波器示例及其具备的性能改进。

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VQFN (RGE) 24 Ultra Librarian

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