Overview
The HMC661LC4B from Analog Devices Inc. is a SiGe monolithic, fully differential, single rank, track-and-hold (T/H) amplifier designed to provide unprecedented bandwidth and dynamic-range performance. This device is optimized for wideband sampled signal systems, offering precision signal sampling over an 18 GHz bandwidth with 9-10-bit linearity from DC to beyond 5 GHz input frequency. It features ultra-clean output waveforms, minimal glitching, and low noise characteristics, making it ideal for high-speed A/D conversion and signal acquisition systems.
Key Specifications
| Parameter | Conditions | Min. | Typ. | Max. | Units |
|---|---|---|---|---|---|
| Input Bandwidth | Full Scale (1 Vp-p) | - | - | 18 GHz | - |
| Maximum Sampling Rate | - | - | - | 4 GS/s | - |
| SFDR (4 GHz / 0.5 Vp-p Input, CLK = 1 GS/s) | - | - | 68 dB | - | - |
| SFDR (4 GHz / 1 Vp-p Input, CLK = 1 GS/s) | - | - | 57 dB | - | - |
| Hold Mode Output Noise | - | - | 1.05 mV RMS | - | - |
| Random Aperture Jitter | - | - | <70 fs | - | - |
| Hold Mode Feedthrough Rejection | - | - | >60 dB | - | - |
| Power Supply Voltage (VccTH, VccOF) | - | 1.9 V | 2 V | 2.1 V | - |
| Power Supply Current (VccTH, VccOF) | - | 82 mA, 40 mA | - | - | - |
| Package Type | - | - | 24-Lead LCC (4mm x 4mm w/ EP) | - | - |
Key Features
- Ultra-wideband operation from DC to 18 GHz
- High sampling rate of up to 4 GS/s
- Ultra-clean output waveforms with minimal glitching
- Low noise: 1.05 mV RMS hold mode output noise
- Low random aperture jitter: <70 fs
- High hold mode feedthrough rejection: >60 dB
- Direct-coupled I/O
- Single/Dual Rank Evaluation Boards available
- RoHS compliant 4x4 mm SMT package
Applications
- RF ATE Applications
- Digital Sampling Oscilloscopes
- RF Demodulation Systems
- Digital Receiver Systems
- High Speed Peak Detectors
- Software Defined Radio
- Radar, ECM & ELINT Systems
- High Speed DAC De-Glitching
Q & A
- What is the maximum input bandwidth of the HMC661LC4B?
The HMC661LC4B has a maximum input bandwidth of 18 GHz. - What is the maximum sampling rate of the HMC661LC4B?
The device can be clocked to a maximum sampling rate of 4 GS/s. - What is the SFDR of the HMC661LC4B at 4 GHz with a 0.5 Vp-p input and a 1 GS/s clock rate?
The SFDR is 68 dB under these conditions. - What is the hold mode output noise of the HMC661LC4B?
The hold mode output noise is 1.05 mV RMS. - What is the random aperture jitter of the HMC661LC4B?
The random aperture jitter is less than 70 fs. - What is the hold mode feedthrough rejection of the HMC661LC4B?
The hold mode feedthrough rejection is greater than 60 dB. - What type of package does the HMC661LC4B come in?
The device comes in a 24-Lead LCC (4mm x 4mm w/ EP) package. - Is the HMC661LC4B RoHS compliant?
Yes, the HMC661LC4B is RoHS compliant. - What are some typical applications of the HMC661LC4B?
Typical applications include RF ATE, digital sampling oscilloscopes, RF demodulation systems, digital receiver systems, high-speed peak detectors, software-defined radio, radar, ECM & ELINT systems, and high-speed DAC de-glitching. - What is the power supply voltage range for the HMC661LC4B?
The power supply voltage range is from 1.9 V to 2.1 V for both VccTH and VccOF.
