Overview
The LTC5582IDD#PBF is a high-performance RMS responding power detector manufactured by Analog Devices Inc. This component is designed to accurately measure the power of AC signals across a wide frequency range of 40MHz to 10GHz. It features a linear dynamic range of up to 57dB, making it suitable for various RF standards including LTE, WiMAX, W-CDMA, CDMA2000, TD-SCDMA, and EDGE.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Frequency Range | 40 | 10000 | MHz | ||
| Input Impedance (Differential) | fRF = 450MHz | 400//0.5 | Ω//pF | ||
| RF Input Power Range (CW, Single-Ended, 50Ω) | -57 | 2 | dBm | ||
| Linear Dynamic Range | 57 | dB | |||
| Linearity Error | ±1 | dB | |||
| Output Slope | 29.5 | mV/dB | |||
| Logarithmic Intercept | -86.2 | dBm | |||
| Output Variation vs Temperature | Normalized to Output at 25°C, Pin = -50dBm to 0dBm | ±0.5 | dB | ||
| Supply Voltage | 3.3 | 3.8 | V | ||
| Operating Temperature Range | -40 | 105 | °C | ||
| Package Type | 10-Lead 3mm x 3mm Plastic DFN |
Key Features
- Accurate RMS power measurement of high crest factor modulated waveforms.
- Wide frequency range: 40MHz to 10GHz.
- Linear dynamic range up to 57dB.
- Exceptional accuracy over temperature: ±0.5dB (Typ).
- Single-ended or differential RF inputs.
- Fast response time: 90ns rise time.
- Low supply current: 41.6mA at 3.3V (Typ).
- Small 10-lead 3mm x 3mm DFN package.
- Pin-to-pin compatible with the LT5570.
Applications
- RMS power measurement.
- PA power control.
- Receive and transmit gain control.
- LTE, WiMAX, W-CDMA, CDMA2000, TD-SCDMA, and EDGE basestations.
- Point-to-point microwave links.
- RF instrumentation.
Q & A
- What is the frequency range of the LTC5582IDD#PBF?
The frequency range of the LTC5582IDD#PBF is from 40MHz to 10GHz.
- What is the linear dynamic range of the LTC5582IDD#PBF?
The linear dynamic range is up to 57dB.
- What types of RF inputs does the LTC5582IDD#PBF support?
The LTC5582IDD#PBF supports both single-ended and differential RF inputs.
- What is the typical supply current of the LTC5582IDD#PBF at 3.3V?
The typical supply current is 41.6mA at 3.3V.
- What is the operating temperature range of the LTC5582IDD#PBF?
The operating temperature range is from -40°C to 105°C.
- What is the package type of the LTC5582IDD#PBF?
The package type is a 10-lead 3mm x 3mm Plastic DFN.
- Is the LTC5582IDD#PBF pin-to-pin compatible with any other components?
Yes, it is pin-to-pin compatible with the LT5570.
- What are some common applications of the LTC5582IDD#PBF?
Common applications include RMS power measurement, PA power control, receive and transmit gain control, and use in various RF standards such as LTE, WiMAX, W-CDMA, etc.
- How accurate is the LTC5582IDD#PBF over temperature?
The LTC5582IDD#PBF has an exceptional accuracy over temperature with a variation of ±0.5dB (Typ).
- What is the response time of the LTC5582IDD#PBF?
The rise time is 90ns.
