Overview
The HMC612LP4ETR from Analog Devices Inc. is a logarithmic detector/controller designed to convert input signals within the frequency range of 50 Hz to 3 GHz into a proportional DC voltage. This device employs successive compression technology, which ensures a high dynamic range and accurate conversion over a wide input frequency range. It is particularly useful in various RF and IF applications due to its high accuracy, stability over temperature, and compact packaging.
Key Specifications
| Parameter | Typical Value | Unit |
|---|---|---|
| Input Frequency Range | 50 Hz to 3 GHz | |
| Dynamic Range | Up to 74 dB | |
| Accuracy | ±1 dB (with 60 dB range up to 0.9 GHz) | |
| Supply Voltage | +2.7V to +5.5V | V |
| Logarithmic Slope | 19 mV/dB | mV/dB |
| Intercept | -99 dBm | dBm |
| Package Type | 24-VFQFN Exposed Pad | |
| Power-Down Mode | Initiated by applying voltage >0.8 x Vcc to PWD pin |
Key Features
- Wide input bandwidth: 50 Hz to 3 GHz
- High dynamic range: Up to 74 dB
- High accuracy: ±1 dB with 60 dB range up to 0.9 GHz
- Excellent stability over temperature
- Compact 4x4mm Leadless SMT Package
- Power-down mode for power saving
- Can be used in detection and controller modes
Applications
- Cellular/PCS/3G
- WiMAX, WiBro, WLAN, Fixed Wireless & Radar
- Power Monitoring & Control Circuitry
- Receiver Signal Strength Indication (RSSI)
- Automatic Gain & Power Control
Q & A
- What is the input frequency range of the HMC612LP4ETR? The input frequency range is from 50 Hz to 3 GHz.
- What is the typical dynamic range of the HMC612LP4ETR? The typical dynamic range is up to 74 dB.
- What is the accuracy of the HMC612LP4ETR? The accuracy is ±1 dB with a 60 dB range up to 0.9 GHz.
- What is the supply voltage range for the HMC612LP4ETR? The supply voltage range is from +2.7V to +5.5V.
- How is the power-down mode initiated? The power-down mode is initiated by applying a voltage greater than 0.8 x Vcc to the PWD pin.
- What is the logarithmic slope of the HMC612LP4ETR? The logarithmic slope is 19 mV/dB.
- What is the intercept point of the HMC612LP4ETR? The intercept point is -99 dBm.
- In what package type is the HMC612LP4ETR available? The HMC612LP4ETR is available in a 24-VFQFN Exposed Pad package.
- What are some typical applications of the HMC612LP4ETR? Typical applications include cellular/PCS/3G, WiMAX, WiBro, WLAN, fixed wireless & radar, power monitoring & control circuitry, receiver signal strength indication (RSSI), and automatic gain & power control.
- How does the HMC612LP4ETR ensure high accuracy? The HMC612LP4ETR employs successive compression technology, which delivers extremely high dynamic range and conversion accuracy over a wide input frequency range.
