Description
The LT5581IDDB#TRMPBF is a high dynamic range RF logarithmic detector from Analog Devices, designed for use in various applications such as cellular base stations, radar systems, and microwave communication systems. It provides accurate power measurement of high crest factor waveforms with a frequency range of 10MHz to 6GHz.
This device features a log-linear dynamic range of 40dB, exceptional accuracy over temperature, and a fast response time of 1μs rise and 8μs fall. It also has low power consumption of 1.4mA at 3.3V and a small package size of 3mm x 2mm.
The LT5581IDDB#TRMPBF is commonly used for power measurement, signal monitoring, and envelope detection in high-frequency applications. Its high dynamic range and accuracy make it suitable for use in demanding RF environments.
Features
The LT5581IDDB#TRMPBF features include:
- Frequency range: 10MHz to 6GHz
- Accurate power measurement of high crest factor (up to 12dB) waveforms
- 40dB log-linear dynamic range
- Exceptional accuracy over temperature
- Fast response time: 1μs rise, 8μs fall
- Low power consumption: 1.4mA at 3.3V
- Log-linear DC output vs input RF power in dBm
- Small 3mm × 2mm 8-pin DFN package
- Single-ended RF input
These features make it suitable for various applications such as cellular base stations, radar systems, and microwave communication systems.
Package
The package type of LT5581IDDB#TRMPBF is an 8-WFDFN Exposed Pad.
Pinout
The LT5581IDDB#TRMPBF has an 8-pin DFN package with exposed pad. The pin functions are:
- Pin 1: VCC (3.3V supply)
- Pin 2: GND (ground)
- Pin 3: RFIN (single-ended RF input)
- Pin 4: OUT (log-linear DC output)
- Pin 5: NC (no connect)
- Pin 6: NC (no connect)
- Pin 7: VCC (3.3V supply)
- Pin 8: GND (ground)
The exposed pad is connected to the ground pin, providing a low inductance path for RF currents and minimizing electromagnetic interference.
Manufacturer
The manufacturer of the LT5581IDDB#TRMPBF is Analog Devices, Inc. (ADI). ADI is a leading global analog technology company that designs and manufactures semiconductors, including integrated circuits, microprocessors, and other electronic components. The company specializes in developing high-performance, low-power, and highly integrated analog and mixed-signal semiconductor products for various industries such as industrial automation, medical devices, automotive electronics, and more.
Applications
The LT5581IDDB#TRMPBF is a high dynamic range RF logarithmic detector suitable for various applications such as cellular base stations, radar systems, and microwave communication systems. It's commonly used for power measurement, signal monitoring, and envelope detection in these high-frequency applications.
Equivalent
Based on the features and specifications, equivalent products to LT5581IDDB#TRMPBF could be:
- Analog Devices' own AD8319 or AD8317 logarithmic amplifiers
- Texas Instruments' INA138 logarithmic amplifier
- Linear Technology's (now part of Analog Devices) LTC6912 logarithmic detector/controller
These devices share similar frequency ranges, high dynamic range, and log-linear output characteristics.
Payment
Shipping & Packing
Warranty
Very well. Not used yet.