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ATTENUATORS - SMT
5
5 - 28
HMC274QS16 / 274QS16E
v01.0505
1 dB LSB GaAs IC 5-BIT DIGITAL ATTENUATOR, 0.7 - 2.7 GHz
Typical Applications
Features
The HMC274QS16 / HMC274QS16E is ideal for:
1 dB LSB Steps to 31 dB
• Cellular/PCS/3G Infrastructure
Single Positive Control (+3 to +5V) Per Bit
• 2.4 GHz ISM Radios
±0.5 dB Typical Bit Error
• Wireless Data
LETE Functional Diagram
Small QSOP16 Plastic Package Included in the HMC-DK004 Designer’s Kit
General Description
The HMC274QS16 & HMC274QS16E are broadband 5-bit positive control GaAs IC digital attenuators in 16 lead QSOP plastic packages. Covering 0.7 to 2.7 GHz the insertion loss is typically less than 2.3 dB. The attenuator bit values are 1 (LSB), 2, 4, 8, and 16 dB for a total attenuation of 31 dB.