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QM12038TR13-5K Datasheet(PDF) 8 Page - Qorvo, Inc |
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QM12038TR13-5K Datasheet(HTML) 8 Page - Qorvo, Inc |
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8 / 12 page  QM12038 SP8T Switch For 3G/4G Applications QM12038 DS Rev. D | Subject to change without notice 8 of 12 www.qorvo.com Control Logic The Switch is controlled by CTL1, CTL2, and CTL3. LOGIC STATE CTL1 CTL2 CTL3 RF1-RFC Low Low High RF2-RFC Low Low Low RF3-RFC High High Low RF4-RFC High High High RF5-RFC Low High Low RF6-RFC Low High High RF7-RFC High Low Low RF8-RFC High Low High Power On and Off Sequence It is very important that the user adheres to the correct power-on/off sequence in order to avoid damaging the part. First apply VDD before applying a high to CTL1, CTL2, or CTL3. Power On – 1. Apply voltage supply – VDD 2. Apply Logic signal – CTL1, CTL2, CTL3 3. Apply the RF signal Power Off – 1. Remove the RF signal 2. Remove the logic signal – – CTL1, CTL2, CTL3 3. Remove the voltage supply – VDD VDD RF Signal RF OFF VDD OFF RF ON CTL set CTL1, CTL2 & CTL3 CTL set RF ON |
Similar Part No. - QM12038TR13-5K |
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Similar Description - QM12038TR13-5K |
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