AD8325 - ADI

The pictures are for reference only, and the specific specifications can be found in the product manual.

Part No

AD8325
Manufacturer

ADI
ChipWorker Part#

CW430797589
Description

SINGLE, 8Bit DIGITALLY CONTROLLED VGA, 2125MHz, 0dB to +12dB), Voutscale=dB-Lsb,, Vout=2V 1K, I-O Serial SPI, +5-12Vat 62-75mA, 20mA in s-down
Documentation

Datasheet

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AD8325 Specifications

Attribute	Attribute Value

Part Number	AD8325
Manufacturer	ADI
ChipWorker Part#	CW430797589
Documentation	Datasheet
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Product Lifecycle Status	Unknown

Product Description

Product Details
The AD8325 is a low-cost, digitally controlled, variable gain amplifier optimized for coaxial line driving applications such as cable modems that are designed to the MCNS-DOCSIS upstream standard. An 8-bit serial word determines the desired output gain over a 59.45 dB range resulting in gain changes of 0.7526 dB/LSB.
The AD8325 is packaged in a low-cost 28-lead TSSOP, operates from a single 5 V supply, and has an operational temperature range of -40°C to +85°C.
An evaluation board is available for this product and may be ordered using the following product number AD8325-EVAL.
### Features and Benefits
Supports DOCSIS Standard for Reverse Path Transmission
Gain Programmable in 0.75 dB Steps Over a 59.45 dB Range
Low Distortion at 61 dBmV Output
–57 dBc SFDR at 21 MHz
–55 dBc SFDR at 42 MHz
Output Noise Level: –48 dBmV in 160 kHz
Maintains 75Ω Output Impedance
Transmit Enable and Transmit Disable Modes
Upper Bandwidth:100 MHz (Full Gain Range)
5 V Supply Operation
Supports SPI Interfaces

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Ordering Information

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- Carefully tested and packaged by ChipWorker
- Vacuum packed
- Anti-static packaging
- Anti-vibration foam
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- Electrical testing
- Surface testing

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