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HFA1105 Datasheet

HFA1105 ManufacturerIntersil
HFA1105 DescriptionOp Amp, 330MHz, Video, Low Power, Current Feedback
HFA1105 Description330MHz, Low Power, Current Feedback Video Operational Amplifier
HFA1105 Categories
Current Feedback Amplifiers
HFA1105 Datasheet (PDF)
Converting From Voltage-Feedback to Current-Feedback Amplifiers
Current Feedback Amplifier Theory and Applications
An Intuitive Approach To Understanding Current Feedback Amplifiers
A Cookbook Approach to Single Supply DC-Coupled Op Amp Design
Using the HFA1100, HFA1130 Evaluation Fixture
HFA1105 Datasheet
HFA1105 Datasheet
HFA1105 Features
  • Low Supply Current 5.8mA
  • High Input Impedance 1M?
  • Wide -3dB Bandwidth 330MHz
  • Very Fast Slew Rate 1000V/?s
  • Gain Flatness (to 75MHz) ?0.1dB
  • Differential Gain 0.02%
  • Differential Phase 0.03 Degrees
  • Pin Compatible Upgrade for CLC406
HFA1105 Features
  • Low Supply Current 5.8mA
  • High Input Impedance 1MΩ
  • Wide -3dB Bandwidth 330MHz
  • Very Fast Slew Rate 1000V/µs
  • Gain Flatness (to 75MHz) ±0.1dB
  • Differential Gain 0.02%
  • Differential Phase 0.03 Degrees
  • Pin Compatible Upgrade for CLC406
HFA1105 Description

The HFA1105 is a high speed, low power current feedback amplifier built with Intersil's proprietary complementary bipolar UHF-1 process.

This amplifier features an excellent combination of low power dissipation (58mW) and high performance. The slew rate, bandwidth, and low output impedance (0.08Ω) make this amplifier a good choice for driving Flash ADCs.

Component and composite video systems also benefit from this op amp's excellent gain flatness, and good differential gain and phase specifications. The HFA1105 is ideal for interfacing to Intersil's line of video crosspoint switches (HA4201, HA4600, HA4314, HA4404, HA4344), to create high performance, low power switchers and routers.

The HFA1105 is a low power, high performance upgrade for the CLC406. For a comparable amplifier with output disable or output limiting functions, please see the data sheets for the HFA1145 and HFA1135 respectively. For Military grade product, please refer to the HFA1145/883 data sheet.

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