RF Modulators

Category Introduction

Radio Frequency (RF) modulator products are used to encode information onto a sinusoidal carrier signal by altering the carrier's amplitude, phase, and/or frequency. A receiving device performing the inverse, demodulation operation selectively receives an incoming signal at a desired carrier frequency, translating variations in carrier wave attributes back into its original form. Such an arrangement allows use of a communications channel for simultaneous transmission of multiple messages without interference between them.

Product List

45 Items

Mfr Part #	Quantity Available	UnitPrice	Packaging	Product Status	Function	LO Frequency	RF Frequency	P1dB	Noise Floor	Output Power	Current - Supply	Voltage - Supply	Test Frequency	Package / Case
AD8345AREZ-RL7 RF MODULATOR 140MHZ-1GHZ 16TSSOP Analog Devices Inc.	31	$11.97	Tape & Reel (TR)	Active	Modulator	140MHz ~ 1GHz	140MHz ~ 1GHz	2.5dBm	-155dBm/Hz	2dBm	78 mA	2.7V ~ 5.5V	800MHz	16-TSSOP (0.173", 4.40mm Width) Exposed Pad
ADL5375-05ACPZ-R7 RF MODULATOR 400MHZ-6GHZ 24WFQFN Analog Devices Inc.	71	$11.97	Tape & Reel (TR)	Active	Modulator	400MHz ~ 6GHz	400MHz ~ 6GHz	10.4dBm	-157.6dBm/Hz	1.71dBm	200 mA	4.75V ~ 5.25V	3.5GHz	24-WFQFN Exposed Pad, CSP
TRF3722IRGZR RF MODULATOR 400MHZ-4.2GHZ 48QFN Texas Instruments	62	$15.95	Tape & Reel (TR)	Active	Modulator	750MHz ~ 3.6GHz	400MHz ~ 4.2GHz	13dBm	-156dBm/Hz	1dBm	374 mA	3V ~ 5.5V	1.8GHz	48-VFQFN Exposed Pad
AD8346ARUZ-REEL7 RF MODULTR 800MHZ-2.5GHZ 16TSSOP Analog Devices Inc.	5	$10.57	Tape & Reel (TR)	Active	Modulator	800MHz ~ 2.5GHz	800MHz ~ 2.5GHz	-3dBm	-147dBm/Hz	-6dBm	55 mA	2.7V ~ 5.5V	1.9GHz	16-TSSOP (0.173", 4.40mm Width)
AD8349AREZ-RL7 RF MODULTR 700MHZ-2.7GHZ 16TSSOP Analog Devices Inc.	32	$11.85	Tape & Reel (TR)	Active	Modulator	700MHz ~ 2.7GHz	700MHz ~ 2.7GHz	5.6dBm	-156dBm/Hz	5.1dBm	150 mA	4.75V ~ 5.5V	2.14GHz	16-TSSOP (0.173", 4.40mm Width) Exposed Pad
ADL5375-15ACPZ-R7 RF MODULATOR 400MHZ-6GHZ 24WFQFN Analog Devices Inc.	56	$11.96	Tape & Reel (TR)	Active	-	-	400MHz ~ 6GHz	10dBm	-160dBm/Hz	-	203 mA	4.75V ~ 5.25V	6GHz	24-WFQFN Exposed Pad, CSP
ADL5371ACPZ-R7 RF MODULATOR 500MHZ-1.5GHZ 24QFN Analog Devices Inc.	50	$11.99	Tape & Reel (TR)	Active	Modulator	500MHz ~ 1.5GHz	500MHz ~ 1.5GHz	14.4dBm	-158.6dBm/Hz	7.6dBm	200 mA	4.75V ~ 5.25V	900MHz	24-VFQFN Exposed Pad, CSP
ADL5385ACPZ-R7 RF MODULATOR 50MHZ-2.2GHZ 24QFN Analog Devices Inc.	32	$12.02	Tape & Reel (TR)	Active	Modulator	50MHz ~ 2.2GHz	50MHz ~ 2.2GHz	8dBm	-160dBm/Hz	2.6dBm	240 mA	4.75V ~ 5.25V	2.15GHz	24-WFQFN Exposed Pad, CSP
AD8341ACPZ-REEL7 RF MODULATOR 1.5GHZ-2.4GHZ 24QFN Analog Devices Inc.	20	$17.37	Tape & Reel (TR)	Active	Vector, Modulator	1.5GHz ~ 2.4GHz	1.5GHz ~ 2.4GHz	8.5dBm	-150.5dBm/Hz	-	145 mA	4.75V ~ 5.25V	1.9GHz	24-VFQFN Exposed Pad, CSP
AD8340ACPZ-REEL7 RF MODULATOR 700MHZ-1GHZ 24WFQFN Analog Devices Inc.	34	$17.16	Tape & Reel (TR)	Active	Vector, Modulator	700MHz ~ 1GHz	700MHz ~ 1GHz	11dBm	-149dBm/Hz	-	150 mA	4.75V ~ 5.25V	880MHz	24-WFQFN Exposed Pad, CSP
AD8345AREZ RF MODULATOR 140MHZ-1GHZ 16TSSOP Analog Devices Inc.	8	$11.90	Tube	Active	Modulator	140MHz ~ 1GHz	140MHz ~ 1GHz	2.5dBm	-155dBm/Hz	2dBm	78 mA	2.7V ~ 5.5V	800MHz	16-TSSOP (0.173", 4.40mm Width) Exposed Pad
HMC871LC5 RF MODULATOR 0HZ-20GHZ 32TFQFN Analog Devices Inc.	7	$127.57	Strip	Active	Modulator Driver	-	0Hz ~ 20GHz	16.5dBm	-	-	75 mA	8V	-	32-TFQFN Exposed Pad
LTC5589IUF#PBF RF MODULATOR 700MHZ-6GHZ 24WFQFN Analog Devices Inc.	30	$11.59	Tube	Active	Modulator	-	700MHz ~ 6GHz	4.6dBm	-160dBm/Hz	-6dBm	29.35 mA	2.7V ~ 3.6V	6GHz	24-WFQFN Exposed Pad
ADRF6755ACPZ-R7 RF MODULATOR 100MHZ-2.4GHZ 56QFN Analog Devices Inc.	23	$19.86	Tape & Reel (TR)	Active	Modulator	-	100MHz ~ 2.4GHz	9dBm	-160.5dBm/Hz	-1.7dBm	380 mA	4.75V ~ 5.25V	100MHz	56-VFQFN Exposed Pad, CSP
HMC870LC5 RF MODULATOR 0HZ-20GHZ 32TFQFN Analog Devices Inc.	3	$334.06	Strip	Active	Modulator Driver	-	0Hz ~ 20GHz	-	-	-	-	7V	-	32-TFQFN Exposed Pad
ADAR1000ACCZN PHASED ARRAY-RADAR CHIPSET-AESA Analog Devices Inc.	563	$0.00	Tray	Active	Modulator	-	8GHz ~ 16GHz	10dBm	-	14dBm	-	3.1V ~ 3.5V	9.5GHz, 11.5GHz, 14GHz	88-WFLGA Exposed Pad
TRF372017IRGZT RF MODULATOR 300MHZ-4.8GHZ 48QFN Texas Instruments	30	$13.33	Tape & Reel (TR)	Active	Upconverter	300MHz ~ 4.8GHz	300MHz ~ 4.8GHz	12dBm	-153dBm/Hz	3dBm	200 mA	3V ~ 3.6V, 4.5V ~ 5.5V	2.7GHz	48-VFQFN Exposed Pad
AD8349AREZ RF MODULTR 700MHZ-2.7GHZ 16TSSOP Analog Devices Inc.	4	$12.03	Tube	Active	Modulator	700MHz ~ 2.7GHz	700MHz ~ 2.7GHz	5.6dBm	-156dBm/Hz	5.1dBm	150 mA	4.75V ~ 5.5V	2.14GHz	16-TSSOP (0.173", 4.40mm Width) Exposed Pad
ADRF6755ACPZ RF MODULATOR 100MHZ-2.4GHZ 56QFN Analog Devices Inc.	11	$19.86	Tray	Active	Modulator	-	100MHz ~ 2.4GHz	9dBm	-160.5dBm/Hz	-1.7dBm	380 mA	4.75V ~ 5.25V	100MHz	56-VFQFN Exposed Pad, CSP
HMC1197LP7FE RF MODULATOR 100MHZ-4GHZ 48VFQFN Analog Devices Inc.	134	$0.00	Bulk	Obsolete	Modulator	-	100MHz ~ 4GHz	10.5dBm	-160dBm/Hz	1.6dBm	320 mA	3.3V, 5V	1.7GHz ~ 2.2GHz	48-VFQFN Exposed Pad

About RF Modulators

What are RF Modulators?

RF Modulators

RF Modulators are electronic devices that convert baseband signals, such as audio and video, into radio frequency (RF) signals. This conversion allows the signals to be transmitted over coaxial cables or through the air, making them suitable for broadcast and communication applications. The basic operating principle involves mixing the input signal with a carrier frequency, resulting in an output that can be tuned to a specific channel or frequency band. RF Modulators are essential in bridging the gap between different types of media and communication technologies, enabling seamless integration and transmission.

Types of RF Modulators

Analog RF Modulators

Analog RF Modulators are traditionally used in older television systems and basic communication setups. They modulate analog signals onto a carrier frequency, allowing for the transmission of audio and video signals over RF channels. These modulators are characterized by their simplicity and cost-effectiveness, making them suitable for applications where high fidelity is not a primary concern.

Digital RF Modulators

Digital RF Modulators are designed to handle digital signals, providing higher quality and more efficient transmission. They are commonly used in modern broadcasting systems, such as digital television and radio. These modulators support various digital modulation schemes like QAM and OFDM, offering improved bandwidth utilization and signal integrity.

Wideband RF Modulators

Wideband RF Modulators are capable of handling a broad range of frequencies, making them versatile for various applications. They are often used in satellite communication and broadband cable systems, where multiple channels need to be transmitted simultaneously. Their ability to support a wide frequency range makes them ideal for complex and high-capacity systems.

How to choose RF Modulators?

When selecting an RF Modulator, several key parameters should be considered:

Frequency Range: Ensure the modulator supports the required frequency bands for your application.
Modulation Type: Choose between analog or digital modulation based on the signal type and quality requirements.
Output Power: Consider the power output needed for effective signal transmission over the desired distance.
Compatibility: Ensure compatibility with existing systems and devices to avoid integration issues.
Environmental Factors: Evaluate the operating temperature range and resistance to environmental conditions like humidity and dust.

To assess product quality and reliability, review supplier certifications, customer reviews, and warranty offerings. Installation requirements should also be considered, including space constraints and power supply needs.

Applications of RF Modulators

Broadcasting Industry

In the broadcasting industry, RF Modulators are used to transmit television and radio signals over the airwaves. They enable the conversion of audio and video content into RF signals that can be received by televisions and radios, facilitating widespread content distribution.

Telecommunications

RF Modulators play a crucial role in telecommunications by enabling the transmission of voice and data signals over various communication channels. They are used in both wired and wireless communication systems, ensuring efficient and reliable signal delivery.

Consumer Electronics

In consumer electronics, RF Modulators are often found in devices like VCRs, DVD players, and gaming consoles. They allow these devices to connect to televisions without direct AV inputs, enabling users to enjoy multimedia content on older TV models.

Security and Surveillance

Security and surveillance systems utilize RF Modulators to transmit video feeds from cameras to monitoring stations. This allows for real-time surveillance over large areas, enhancing security and monitoring capabilities.

Satellite Communication

In satellite communication, RF Modulators are used to modulate signals for transmission to and from satellites. They ensure that data is efficiently transmitted over long distances, supporting global communication networks.