64020-250-1ADMDFS-A

A digital frequency synthesizer OEM module, with an operating frequency of 20–250 MHz, an 1 W output into a 50-ohm load.

Full Product Description

Bandwidth:: Typical: 20 – 250 MHz
Power out:: Typical: 1 W

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Product description

When specified as R64020-200-2ADMDFS-A, the unit delivered will be manufactured to be compliant with EU Directive 2002/95/EC for Reduction of Hazardous Substance.

Key features

Fault protection on low power, high power, and high VSWR.

Specifications

Name	Value
Bandwidth	Typical: 20 – 250 MHz
Step size	< 1 Hz with 30 Bits input
Frequency settling time	Max: 310 ns
Power out	Typical: 1 W
Harmonic distortion	2ⁿᵈ: Max: -20 dBc, 3ʳᵈ: Max: -15 dBc Maximum
Analogue modulation	0 to +1 volt Analog into 50 Ω, +1volt = Full RF power output.
Digital modulation	See table
Rise/fall time	20 ns
Extinction ratio	Digital: Min: 30 dB, Analog: Min: 40 dB
Reference out	A reference signal from the un-modulated output of the synthesizer. 0 dBm nominal
Applied power	+ 28 volts DC @ 1 amp Maximum, + 3.3 volts DC @ 1 amp Maximum
Ambient temperature	Max: 40° C
RF output	Max: No DC Feedback

Digital Modulation

TTL levels
TTL Active High	Full RF output power
TTL Active Low	Minimum RF output power
No Signal	Full RF output power (pulled high internally)

Input / Output Connections

Connections
+28v, +3.3V, and Gnd	Filtered Feedthru
Mod In	SMC Male
Reference Out	SMC Male
RF Output	SMA Female
"FREQUENCY SELECT" Control	TTL 30 bit binary word, Digital Modulation Input, Reset, and a Latch control input through the 37 pin D sub connector.

See datasheet in downloads for pinout.