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HFA1149IB from INTERSIL

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HFA1149IB

Manufacturer: INTERSIL

450MHz/ Low Power/ Video Operational Amplifier with Programmable Output Disable
Partnumber Manufacturer Quantity Availability
HFA1149IB INTERSIL 412 In Stock

Description and Introduction

450MHz/ Low Power/ Video Operational Amplifier with Programmable Output Disable The part HFA1149IB is a high-speed, low-power operational amplifier manufactured by INTERSIL. Below are its key specifications from Ic-phoenix technical data files:

1. **Supply Voltage Range**: ±5V to ±15V  
2. **Input Offset Voltage**: 2mV (typical)  
3. **Input Bias Current**: 1.5µA (typical)  
4. **Gain Bandwidth Product (GBW)**: 50MHz  
5. **Slew Rate**: 1000V/µs  
6. **Operating Temperature Range**: -40°C to +85°C  
7. **Package**: 8-pin SOIC (Small Outline Integrated Circuit)  
8. **Input Voltage Noise**: 4.5nV/√Hz  
9. **Output Current**: ±60mA  
10. **Common Mode Rejection Ratio (CMRR)**: 70dB  

These are the factual specifications for the HFA1149IB as provided by INTERSIL.

Application Scenarios & Design Considerations

450MHz/ Low Power/ Video Operational Amplifier with Programmable Output Disable

Alternative Part Number

  • EL2044CN --: High-speed current-feedback op amp with similar bandwidth and supply range, pin-compatible in many applications.
  • AD844AN --: Well-known current-feedback op amp offering comparable slew rate and bandwidth, suitable as a functional replacement.
  • LT1228CN8 --: High-speed current-feedback amplifier with similar performance characteristics, usable as an alternative with minor circuit adjustment.
  • LM6172IM --: Dual high-speed voltage-feedback op amp with similar bandwidth and slew rate, widely available and pin-compatible in SOIC-8.
  • AD826ANZ --: Dual high-speed op amp offering comparable gain-bandwidth and drive capability, suitable drop-in for many HFA1149 applications.
  • EL2244CN --: Dual high-speed current-feedback style amplifier from the same vendor family, similar AC performance and supply range.

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