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RF6549TR7 Datasheet(PDF) 4 Page - RF Micro Devices |
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RF6549TR7 Datasheet(HTML) 4 Page - RF Micro Devices |
4 / 10 page 4 of 10 RF6549 DS121212 7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical support, contact RFMD at (+1) 336-678-5570 or customerservice@rfmd.com. Parameter Specification Unit Condition Min. Typ. Max. Antenna Switch Section Insertion Loss TX-ANT1 1 1.2 dB TXRX_SEL Logic = LOW , ANT_SEL Logic = HIGH Insertion Loss TX-ANT2 1 1.2 dB TXRX_SEL Logic = LOW , ANT_SEL Logic = LOW Insertion Loss ANT1 - ASWRX 1 1.2 dB TXRX_SEL Logic = HIGH , ANT_SEL Logic = HIGH Insertion Loss ANT2 - ASWRX 1 1.2 dB TXRX_SEL Logic = HIGH , ANT_SEL Logic = LOW Insertion Loss RFIO 450 1 1.2 dB RFIO 450 pin 4 to Ant1/2 at 450MHz Insertion Loss RFIO 450 1.5 1.8 dB RFIO 450 pin 4 to Ant1/2 at 915MHz Isolation 20 dB Any used port to any unused port Tx Return Loss 10 15 dB TXRX_SEL Logic = LOW , ANT_SEL Logic = HIGH ANT1 Port Return Loss (Tx Mode) 8 12 dB Measured at Pin #21, TXRX_SEL = LOW, ANT_SEL = HIGH ANT2 Port Return Loss (Tx Mode) 8 12 dB Measured at Pin #19, TXRX_SEL = LOW, ANT_SEL = LOW ASWRX Port Return Loss 10 15 dB Measured at Pin #16, TXRX_SEL = HIGH, ANT1/ANT2 State ANT1 Port Return Loss (Rx Mode) 10 15 dB Measured at Pin #21, TXRX_SEL = HIGH, ANT_SEL = HIGH ANT2 Port Return Loss (Rx Mode) 10 15 dB Measured at Pin #19, TXRX_SEL = HIGH, ANT_SEL = LOW Logic Circuit and Power Supply Section VCC_DIG 2.7 4.2 4.4 V Digital Supply Voltage. Always on VCC_DIG Supply Current -Rx Mode 0.75 3 mA In Any Module Rx Mode VCC_DIG Supply Current -Tx Mode 3 6 mA In Any Module Tx Mode VCC_DIG Power Down Current 5 10 A All 5 Logic Inputs = LOW Select Control Logic = HIGH VDIG 0.2 VDIG V All Five (5) Logic I/O's. VDig – 0.2V Select Control Logic = LOW 0.0 0.3 V All Five (5) Logic I/O's Select Control Logic High Current 5 10 A All Five (5) Logic I/O's Select Control Logic Low Current 0.1 2 A All Five (5) Logic I/O's (sink Current) Logic Table Operating Mode CTL1 CTL2 CTL3 CTL4 CTL5 Tx 900 - ANT1 High Low Low High Low Tx 900 - ANT2 Low Low Low High Low Rx 900 ANT1 Hi gain High High High High Low Rx 900 ANT2 Hi Gain Low High High High Low Rx 900 ANT1 LNA Bypass Mode High High Low High Low Rx 900 ANT2 LNA Bypass Mode Low High Low High Low TX/RX 450 ANT1 High High Low High High TX/RX 450 ANT2 Low High Low High High Power Down Low Low Low Low Low All logic states other than defined in the above table are “undefined” and not recommended, Operation in the undefined states shall not result in permanent damage. |
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