RF Demodulators

Category Introduction

RF Demodulators are devices designed to extract a signal from a modulated waveform, one that has been changed with the use of a frequency, amplitude, phase, amplifier or shifter.

Product List

33 Items

Mfr Part #	Quantity Available	UnitPrice	Packaging	Product Status	Function	LO Frequency	RF Frequency	P1dB	Gain	Noise Figure	Current - Supply	Voltage - Supply	Mounting Type	Package / Case	Supplier Device Package
ADL5387ACPZ-R7 RF DEMOD IC 30MHZ-2GHZ 24LFCSP Analog Devices Inc.	2	$12.67	Tape & Reel (TR)	Active	Demodulator	100MHz ~ 4GHz	30MHz ~ 2GHz	12.8dBm	3.8dB	16.5dB	180 mA	4.75V ~ 5.25V	Surface Mount	24-VFQFN Exposed Pad, CSP	24-LFCSP-VQ (4x4)
ADL5380ACPZ-R7 RF DEMOD IC 400MHZ-6GHZ 24LFCSP Analog Devices Inc.	73	$12.60	Tape & Reel (TR)	Active	Demodulator	400MHz ~ 6GHz	400MHz ~ 6GHz	11.6dBm	6.9dB	10.9dB	245 mA	4.75V ~ 5.25V	Surface Mount	24-WFQFN Exposed Pad, CSP	24-LFCSP (4x4)
AD8347ARUZ-REEL7 RF DEMOD IC 800MZ-2.7GHZ 28TSSOP Analog Devices Inc.	25	$13.95	Tape & Reel (TR)	Active	Demodulator	800MHz ~ 2.7GHz	800MHz ~ 2.7GHz	-30dBm	39.5dB	11dB	80 mA	2.7V ~ 5.5V	Surface Mount	28-TSSOP (0.173", 4.40mm Width)	28-TSSOP
LMX8410RGZT RF DEMOD IC 4GHZ-10GHZ 48VQFN Texas Instruments	2	$85.69	Tape & Reel (TR)	Active	Demodulator, Amplifier	4GHz ~ 10GHz	4GHz ~ 10GHz	12dBm	11dB	19dB	650 mA	3.15V ~ 3.45V, 4.75V ~ 5.25V	Surface Mount	48-VFQFN Exposed Pad	48-VQFN (7x7)
AD8333ACPZ DUAL I/Q DEMODULATOR Analog Devices Inc.	56	$13.68	Bulk	Active	Demodulator	100kHz ~ 200MHz	0Hz ~ 50MHz	14.5dBm	4.7dB	11dB	44 mA	4.5V ~ 6V	Surface Mount	32-WFQFN Exposed Pad, CSP	32-LFCSP-WQ (5x5)
HMC908ALC5 I/Q DOWN-CONVERTER 9-12 GHZ Analog Devices Inc.	10	$66.36	Strip	Active	Downconverter	8.5GHz ~ 15.5GHz	9GHz ~ 12GHz	-8dBm	-	-	100 mA	4V	Surface Mount	32-TFCQFN Exposed Pad	32-CLCC (5x5)
ADL5382ACPZ-R7 RF DEMOD IC 700MZ-2.7GHZ 24LFCSP Analog Devices Inc.	60	$12.72	Tape & Reel (TR)	Active	Demodulator	700MHz ~ 2.7GHz	700MHz ~ 2.7GHz	14.5dBm	3.3dB	17.6dB	220 mA	4.75V ~ 5.25V	Surface Mount	24-VFQFN Exposed Pad, CSP	24-LFCSP-VQ (4x4)
AD8347ARUZ RF DEMOD IC 800MZ-2.7GHZ 28TSSOP Analog Devices Inc.	13	$14.02	Tube	Active	Demodulator	800MHz ~ 2.7GHz	800MHz ~ 2.7GHz	-30dBm	39.5dB	11dB	80 mA	2.7V ~ 5.5V	Surface Mount	28-TSSOP (0.173", 4.40mm Width)	28-TSSOP
AD8333ACPZ-WP RF DEMOD IC 0HZ-50MHZ 32LFCSP Analog Devices Inc.	33	$20.92	Tray	Active	Demodulator	100kHz ~ 200MHz	0Hz ~ 50MHz	14.5dBm	4.7dB	11dB	51 mA	4.5V ~ 6V	Surface Mount	32-WFQFN Exposed Pad, CSP	32-LFCSP-WQ (5x5)
LTC5594IUH#PBF RF DEMOD IC 300MHZ-9GHZ 32QFN Analog Devices Inc.	6	$32.99	Tube	Active	Demodulator, Amplifier	300MHz ~ 9GHz	300MHz ~ 9GHz	13.2dBm	12.3dB	28.6dB	470 mA	4.75V ~ 5.25V	Surface Mount	32-WFQFN Exposed Pad	32-QFN (5x5)
AD8339ACPZ RF DEMOD IC 0HZ-50MHZ 40LFCSP Analog Devices Inc.	33	$25.18	Tray	Active	Demodulator	0Hz ~ 200MHz	0Hz ~ 50MHz	14.8dBm	-1.3dB	11.5dB	35 mA	4.5V ~ 5.5V	Surface Mount	40-VFQFN Exposed Pad, CSP	40-LFCSP-VQ (6x6)
AD8333ACPZ-REEL7 RF DEMOD IC 0HZ-50MHZ 32LFCSP Analog Devices Inc.	3	$20.52	Tape & Reel (TR)	Active	Demodulator	100kHz ~ 200MHz	0Hz ~ 50MHz	14.5dBm	4.7dB	11dB	51 mA	4.5V ~ 6V	Surface Mount	32-WFQFN Exposed Pad, CSP	32-LFCSP-WQ (5x5)
LTC5586IUH#PBF RF DEMOD IC 300MHZ-6GHZ 32QFN Analog Devices Inc.	2	$17.90	Tube	Active	Demodulator, Amplifier	300MHz ~ 6GHz	300MHz ~ 6GHz	12.5dBm	9.2dB	31dB	440 mA	5V	Surface Mount	32-WFQFN Exposed Pad	32-QFN (5x5)
AD8348ARUZ-REEL7 RF DEMOD IC 50MHZ-1GHZ 28TSSOP Analog Devices Inc.	75	$11.96	Tape & Reel (TR)	Active	Demodulator	100MHz ~ 2GHz	50MHz ~ 1GHz	-22dBm	25.5dB	10.75dB	58 mA	2.7V ~ 5.5V	Surface Mount	28-TSSOP (0.173", 4.40mm Width)	28-TSSOP
ADRF6850BCPZ RF DEMOD IC 100MHZ-1GHZ 56LFCSP Analog Devices Inc.	34	$22.92	Tray	Active	Demodulator	-	100MHz ~ 1GHz	12dBm	60dB	11dB	350 mA	3.3V	Surface Mount	56-VFQFN Exposed Pad, CSP	56-LFCSP-VQ (8x8)
ADRF6821ACPZ RF DEMOD IC 450MZ-2.8GHZ 56LFCSP Analog Devices Inc.	11	$35.09	Tray	Active	Demodulator, Receiver	450MHz ~ 2.8GHz	450MHz ~ 2.8GHz	12dBm	12dB	14dB	-	3.3V	Surface Mount	56-WFQFN Exposed Pad, CSP	56-LFCSP-WQ (8x8)
AD8348ARUZ RF DEMOD IC 50MHZ-1GHZ 28TSSOP Analog Devices Inc.	28	$11.94	Tube	Active	Demodulator	100MHz ~ 2GHz	50MHz ~ 1GHz	-22dBm	25.5dB	10.75dB	58 mA	2.7V ~ 5.5V	Surface Mount	28-TSSOP (0.173", 4.40mm Width)	28-TSSOP
LT5506EUF#TRPBF IC DEMOD QUADRATURE VGA 16QFN Analog Devices Inc.	82	$5.56	Tape & Reel (TR)	Active	Demodulator	80MHz ~ 1GHz	40MHz ~ 500MHz	-	59dB	6.8dB	36 mA	1.8V ~ 5.25V	Surface Mount	16-WQFN Exposed Pad	16-QFN (4x4)
AD8333ACPZ-REEL RF DEMOD IC 0HZ-50MHZ 32LFCSP Analog Devices Inc.	12	$14.64	Tape & Reel (TR)	Active	Demodulator	100kHz ~ 200MHz	0Hz ~ 50MHz	14.5dBm	4.7dB	11dB	51 mA	4.5V ~ 6V	Surface Mount	32-WFQFN Exposed Pad, CSP	32-LFCSP-WQ (5x5)
ADRF6850BCPZ-R7 RF DEMOD IC 100MHZ-1GHZ 56LFCSP Analog Devices Inc.	7	$17.86	Tape & Reel (TR)	Active	Demodulator	-	100MHz ~ 1GHz	12dBm	60dB	-	350 mA	3.15V ~ 3.45V	Surface Mount	56-VFQFN Exposed Pad, CSP	56-LFCSP-VQ (8x8)

About RF Demodulators

What are RF Demodulators?

RF Demodulators

RF demodulators are essential components in radio frequency (RF) communication systems, responsible for converting modulated RF signals into baseband signals that can be processed by electronic devices. They work by extracting the original information signal from a carrier wave, which has been modulated to carry data over long distances. The basic operating principle involves detecting changes in amplitude, frequency, or phase of the incoming RF signal and translating these variations back into the original audio, video, or data signals. This process is crucial for enabling clear and accurate transmission and reception of information in wireless communication systems.

Types of RF Demodulators

1. Amplitude Demodulators

Amplitude demodulators are designed to recover information from amplitude-modulated (AM) signals. They are commonly used in AM radio receivers, where they detect variations in signal strength to reproduce audio signals. These demodulators are characterized by their simplicity and cost-effectiveness, making them suitable for applications where high fidelity is not a primary concern.

2. Frequency Demodulators

Frequency demodulators are used to decode frequency-modulated (FM) signals. They are widely employed in FM radio and television broadcasting, where they convert frequency variations into audio or video signals. These demodulators offer superior noise immunity and are ideal for applications requiring high-quality sound and image reproduction.

3. Phase Demodulators

Phase demodulators are utilized in systems that use phase modulation (PM) or phase-shift keying (PSK). They are integral to digital communication systems, such as satellite and cellular networks, where they decode phase variations to retrieve digital data. These demodulators are known for their precision and ability to handle complex signal structures.

4. Quadrature Demodulators

Quadrature demodulators are specialized devices that simultaneously demodulate both amplitude and phase information from a signal. They are essential in complex modulation schemes like quadrature amplitude modulation (QAM) and are used in advanced communication systems, including digital television and broadband internet services.

How to choose RF Demodulators?

When selecting RF demodulators, several key parameters should be considered:

Frequency Range: Ensure the demodulator supports the frequency range of your application.
Modulation Type: Choose a demodulator compatible with the modulation scheme used in your system.
Noise Figure: Opt for a demodulator with a low noise figure to enhance signal clarity.
Linearity: High linearity is crucial for maintaining signal integrity, especially in high-performance applications.
Power Consumption: Consider energy-efficient models for battery-powered or portable devices.

Evaluating product quality and reliability involves reviewing supplier certifications, customer reviews, and conducting performance tests. Environmental factors, such as temperature and humidity, should also be considered, along with installation requirements like size constraints and compatibility with existing systems.

Applications of RF Demodulators

1. Telecommunications

In the telecommunications industry, RF demodulators are pivotal in cellular networks, satellite communications, and broadband internet services. They enable the conversion of RF signals into digital data, facilitating voice, video, and data transmission over long distances with minimal loss of quality.

2. Broadcasting

RF demodulators are extensively used in radio and television broadcasting. They decode AM and FM signals to deliver clear audio and video content to consumers. Their ability to handle high-frequency signals ensures consistent and reliable broadcast quality.

3. Aerospace and Defense

In aerospace and defense, RF demodulators are crucial for radar systems, communication links, and electronic warfare. They provide accurate signal processing capabilities, essential for mission-critical applications where precision and reliability are paramount.

4. Consumer Electronics

Consumer electronics, such as smartphones, tablets, and smart TVs, rely on RF demodulators to receive and process wireless signals. These devices require compact and efficient demodulators to ensure seamless connectivity and high-quality media playback.

5. Industrial Automation

In industrial automation, RF demodulators facilitate wireless communication between machines and control systems. They enable real-time data exchange, enhancing operational efficiency and enabling remote monitoring and control of industrial processes.