5-Bit Serial Digital Attenuator
Description
HRF-AT4521
Preliminary
31.
0 dB, DC-2.
5GHz, 5 Bit Serial Digital Attenuator
Features
x x x x x x Very Low DC Power Consumption Attenuation In Steps From 1 dB To 31 dB Single Or Dual Power Supply Voltages Serial Data Interface 50 Ohm Compatible Impedance Space Saving LPCCTM Surface Mount Packaging
Product Description
The Honeywell HRF-AT4521 is a 5-bit digital attenuator that is ideal for use in broadband communication system applications that require accuracy, speed and low power consumption.
The HRF-AT4521 is manufactured with Honeywell's patented Silicon On Insulator (SOI) CMOS manufacturing technology, which provides the performance of GaAs with the economy and integration capabilities of conventional CMOS.
HRF-AT4521 in LPCC™ Package
RF Electrical Specifications @ + 25oC
Parameter
Insertion Loss* 1dB Compression* 1dB Compression* Input IP3* VSS = 0V, Input Power VSS = - VDD, Input Power
Test Condition
Frequency
DC – 1.
0 GHz 2.
0 GHz 2.
5 GHz DC – 2.
5 GHz DC – 2.
5 GHz
Minimum
Typical
2.
0 2.
2 2.
8 24 29 38 >38
Maximum
2.
6 2.
8 3.
4
Units
dBm dBm dBm dB dB dB dB nS nS mV nS nS nS nS
VSS = 0V Two-tone inputs DC – 2.
5 GHz Up To +5 dBm @ 0 dBm Attenuation DC – 2.
5 GHz Input IP3* Vss = - VDD Two-tone inputs Up To + 5 dBm @ 0 dBm Attenuation Return Loss* Any Combination of Bits DC – 2.
5 GHz Attenuation Accuracy All attenuation states DC – 1.
0 GHz (States < 8 dB are All attenuation states 2.
0 GHz GBD*) All attenuation states 2.
5 GHz Trise, Tfall* 10% To 90% Ton, Toff (Tpd) 50% Cntl To 90%/10%RF Transients In-Band T clock Period (Tprd)* T high / T low = ½ minimum clock period T data set up (Tsup)* Set up to rising edge of clock T data hold (Thld)* Data hold after rising edge of clock T latch set up (Tlsup)* Data set up to falling edge of OE 0.
01uF Decoupling Capacitors Required On Power Supply Rails.
**Guaranteed by design Web Site: Email:
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2002 4521W
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