Overview
The HMC273AMS10GE is a general-purpose broadband 5-Bit positive control GaAs IC digital attenuator produced by Analog Devices Inc. This component is housed in a 10-lead Mini Small Outline Package (MSOP) with an exposed pad, ensuring a compact and efficient design. It operates over a frequency range of 0.7 to 3.8 GHz, making it suitable for a wide range of applications in wireless and microwave systems.
Key Specifications
| Parameter | Frequency Range | Min. | Typical | Max. | Units |
|---|---|---|---|---|---|
| Insertion Loss | 0.7 - 1.4 GHz | 1.8 | 2.3 | 2.9 | dB |
| 1.4 - 2.3 GHz | 2.3 | 2.9 | 3.5 | dB | |
| 2.3 - 2.7 GHz | 2.5 | 3.1 | 3.5 | dB | |
| 2.7 - 3.8 GHz | 2.9 | 3.5 | 4.2 | dB | |
| Attenuation Range | 0.7 - 3.8 GHz | 31 dB | dB | ||
| Return Loss (RF1 & RF2, All Atten. States) | 0.7 - 1.4 GHz | 10 dB | dB | ||
| 1.4 - 2.7 GHz | 11 dB | dB | |||
| 2.7 - 3.8 GHz | 12 dB | dB | |||
| Attenuation Accuracy | 0.7 - 1.4 GHz | ± (0.30 + 3% of Atten. Setting) Max | dB | ||
| 1.4 - 2.2 GHz | ± (0.30 + 4% of Atten. Setting) Max | dB | |||
| 2.2 - 2.7 GHz | ± (0.40 + 5% of Atten. Setting) Max | dB | |||
| 2.7 - 3.8 GHz | ± (0.50 + 5% of Atten. Setting) Max | dB | |||
| Input Power for 0.1 dB Compression | Vdd = 5V | 28 dBm | dBm | ||
| Vdd = 3V | 26 dBm | dBm | |||
| Input Third Order Intercept Point (IIP3) | Vdd = 5V | 46 dBm | dBm | ||
| Vdd = 3V | 45 dBm | dBm | |||
| Switching Characteristics tRISE, tFALL (10/90% RF) | 1250 ns | ns | |||
| Switching Characteristics tON, tOFF (50% CTL to 10/90% RF) | 1300 ns | ns | |||
| Supply Voltage | 3V to 5V | V | |||
| Package | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad | ||||
Key Features
- 5-Bit Positive Control: The attenuator provides 1 dB least significant bit (LSB) steps to a total attenuation of 31 dB.
- Frequency Range: Operates from 0.7 GHz to 3.8 GHz.
- Accuracy: Excellent attenuation accuracy with ±0.2 dB typical bit error.
- High Linearity: Input Third Order Intercept Point (IIP3) of up to +46 dBm.
- Compact Package: Miniature MSOP 10 package with an exposed pad, ensuring efficient thermal management.
- Single Vdd Bias: Requires a single Vdd bias of +3 to +5 volts applied through an external 5K Ohm resistor.
- RoHS Compliant: Compliant with RoHS regulations, making it suitable for environmentally friendly designs.
Applications
- Cellular and UMTS/3G Infrastructure: Ideal for use in cellular base stations and UMTS/3G infrastructure.
- ISM, MMDS, WLAN, WiMAX: Suitable for applications in Industrial, Scientific, and Medical (ISM) bands, Multichannel Multipoint Distribution Service (MMDS), Wireless Local Area Networks (WLAN), and Worldwide Interoperability for Microwave Access (WiMAX).
- Microwave Radio & VSAT: Used in microwave radio and Very Small Aperture Terminal (VSAT) systems.
- Test Equipment and Sensors: Applicable in various test equipment and sensor applications.
Q & A
- What is the frequency range of the HMC273AMS10GE?
The HMC273AMS10GE operates from 0.7 GHz to 3.8 GHz.
- What is the total attenuation range of the HMC273AMS10GE?
The total attenuation range is 31 dB with 1 dB least significant bit (LSB) steps.
- What is the typical insertion loss of the HMC273AMS10GE?
The typical insertion loss is less than 3 dB across the frequency range.
- What is the input third order intercept point (IIP3) of the HMC273AMS10GE?
The IIP3 is up to +46 dBm.
- What is the supply voltage range for the HMC273AMS10GE?
The supply voltage range is from +3V to +5V.
- What package type is the HMC273AMS10GE available in?
The component is available in a 10-TFSOP or 10-MSOP package with an exposed pad.
- Is the HMC273AMS10GE RoHS compliant?
Yes, the HMC273AMS10GE is RoHS compliant.
- What are the typical applications of the HMC273AMS10GE?
It is used in cellular and UMTS/3G infrastructure, ISM, MMDS, WLAN, WiMAX, microwave radio, VSAT, test equipment, and sensors.
- How many bits does the HMC273AMS10GE attenuator have?
The attenuator is a 5-bit positive control attenuator.
- What is the switching time of the HMC273AMS10GE?
The switching characteristics include a rise and fall time (tRISE, tFALL) of 1250 ns and an on/off time (tON, tOFF) of 1300 ns.
