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RFFM4202SB Datasheet(PDF) 3 Page - RF Micro Devices |
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RFFM4202SB Datasheet(HTML) 3 Page - RF Micro Devices |
3 / 15 page 3 of 15 RFFM4202 DS120427 7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical support, contact RFMD at (+1) 336-678-5570 or customerservice@rfmd.com. Tx Performance - Generic (continued) T=25 °C, V CC =5.0 V, V REG=2.9V, using an IEEE802.11g waveform, 54MBps, unless otherwise noted Power Supply - VCC 55.25 V Power Supply - VREG1, VREG2, VREG3 2.75 2.85 2.95 V Turn-On Time from Setting of VREG Values 400 nsec Output stable to within 90% of final gain Turn-Off Time from Setting of VREG Values 800 nsec Output stable to within 90% of final gain Stability -25 33.5 dBm No spurs above -47dBm into 4:1 VSWR CW P1dB 33.5 dBm TX mode in 50% duty cycle Rx Performance Rx Insertion Loss - Rx 0.8 1 dB Noise Figure 0.8 1 dB In specified frequency band Return Loss - Rx 10 16 dB Rx to ANT Isolation While in Tx Mode 30 dB Rx to Tx Isolation While in Tx mode 25 30 dB Generic Performance T/R Switching Time 0.5 sec Voltage Logic High 2.75 2.9 3.4 V Voltage Logic Low 0 0.3 V Control Current - Logic High 1 10 A Thermal RTH_I 15 °C/Watt ESD Human Body Model 250 V EIAJESD22-114A, RF pins 500 V EIAJESD22-114A, DC pins Charge Device 500 V JESD22-C101C, all pins RFFM4202 Truth Table Status PDOWN VTX VRX TX Mode High High Low RX Mode Low Low High Note: PDOWN and VTX can be tied together or controlled separately. If they are controlled separately, VTX should be ‘On’ before PDOWN in ‘Turn On’, and PDOWN should ‘Off’ before VTX in ‘Turn Off’’ Parameter Specification Unit Condition Min. Typ. Max. |
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