Overview
The HMC792ALP4E is a broadband 6-bit GaAs IC digital attenuator produced by Analog Devices Inc. This versatile component is housed in a low-cost leadless SMT package, making it suitable for a wide variety of RF and IF applications. It incorporates off-chip AC ground capacitors for near DC operation and features a dual-mode control interface that is CMOS/TTL compatible, accepting either a three-wire serial input or a 6-bit parallel word. The device is designed to operate from DC to 6 GHz and is RoHS compliant.
Key Specifications
| Parameter | Frequency Range | Min. | Typ. | Max. | Units |
|---|---|---|---|---|---|
| Insertion Loss | DC - 3.0 GHz | 1.8 | 2.3 | 2.4 | dB |
| Insertion Loss | 3.0 - 6.0 GHz | 1.8 | 2.3 | 2.4 | dB |
| Attenuation Range | DC - 6.0 GHz | 15.75 | dB | ||
| Return Loss (RF1, RF2, All Atten. States) | DC - 6.0 GHz | 18 | dB | ||
| Attenuation Accuracy | DC - 6.0 GHz | ± (0.2 + 3% of Atten. Setting) | dB | ||
| Input Power for 0.1 dB Compression | 0.05 - 0.15 GHz | 22 | dBm | ||
| Input Power for 0.1 dB Compression | 0.15 - 6.0 GHz | 27 | dBm | ||
| Input Third Order Intercept Point (Two-Tone Input Power= 10 dBm Each Tone) | DC - 6.0 GHz | 53 | dBm | ||
| Switching Characteristics tRISE, tFALL (10/90% RF) | DC - 6.0 GHz | 110 | 150 | ns | |
| Switching Characteristics tON, tOFF (50% CTL to 10/90% RF) | DC - 6.0 GHz | 110 | 150 | ns | |
| Supply Current | DC - 6.0 GHz | 2.1 | 2.2 | mA | |
| Operating Supply Voltage | 3V / 5V | V | |||
| Package Type | 4x4 mm QFN leadless package | ||||
| RoHS Compliance | Yes | ||||
Key Features
- Dual-mode control interface: CMOS/TTL compatible, accepting either a three-wire serial input or a 6-bit parallel word.
- User-selectable power-up state and serial output port for cascading other serial-controlled components.
- No external matching components required.
- Off-chip AC ground capacitors for near DC operation.
- RoHS compliant 4x4 mm QFN leadless package.
- High attenuation accuracy: ± (0.2 + 3% of Atten. Setting).
Applications
- Cellular/3G Infrastructure.
- WiBro / WiMAX / 4G Infrastructure.
- RF and IF applications in various communication systems.
- Radar systems and satellite communication.
Q & A
- What is the frequency range of the HMC792ALP4E?
The HMC792ALP4E operates from DC to 6 GHz.
- What is the attenuation range of the HMC792ALP4E?
The attenuation range is 15.75 dB.
- What type of control interface does the HMC792ALP4E have?
The device has a dual-mode control interface that is CMOS/TTL compatible, accepting either a three-wire serial input or a 6-bit parallel word.
- Does the HMC792ALP4E require external matching components?
No, the HMC792ALP4E does not require external matching components.
- What is the package type of the HMC792ALP4E?
The device is housed in a 4x4 mm QFN leadless package.
- Is the HMC792ALP4E RoHS compliant?
Yes, the HMC792ALP4E is RoHS compliant.
- What are the typical applications of the HMC792ALP4E?
The device is ideal for cellular/3G infrastructure, WiBro / WiMAX / 4G infrastructure, and various RF and IF applications.
- What is the input power for 0.1 dB compression at different frequency ranges?
For 0.05 - 0.15 GHz, it is 22 dBm, and for 0.15 - 6.0 GHz, it is 27 dBm.
- What is the input third-order intercept point (IP3) of the HMC792ALP4E?
The input third-order intercept point is 53 dBm.
- What are the switching characteristics of the HMC792ALP4E?
The switching characteristics include tRISE and tFALL of 110-150 ns, and tON and tOFF of 110-150 ns.
