RF6539 RF65393.3V to 4.0V,915MHz Transmit/Receive Module 3.3V TO 4.0V,915MHz Transmit/Receive Module GND Features GND VCC GND VREG GND 23 1 22 GND 21 GND 20 GND GND 4 19 GND ANT2 5 18 TX GND 6 17 GND ANT1 7 16 RX GND 8 15 GND Wireless Automated Metering Wireless Alarm Systems 9 Portable Battery Powered Equipment Smart Energy 868MHz/900MHz ISM Band Application Single Chip RF Front End Module 10 11 TXRX_SEL Applications 12 13 14 GND Separate 50 Tx/Rx Transceiver Interface GND 3 GND GND Antenna Diversity Switch 24 Tx Output Power: 22dBm 25 2 Rx Insertion Loss: 1dB 26 GND 27 VCC 28 ANT_SEL GND Package: LGA, 28-Pin, 5.5mm x 5.0mm Functional Block Diagram Product Description This module is intended for 915MHz AMR solutions. It provides separate ports for Rx and Tx paths and two ports on the output for connecting a diversity solution or a test port. The PA section provides a nominal output power of 22dBm. The device is provided in a 5.5mm x 5.0mm, 28-pin package. Ordering Information RF6539 RF6539SR RF6539TR7 RF6539PCBK-410 Standard 25 piece bag Standard 100 piece reel Standard 2500 piece reel Fully Assembled Evaluation Board and 5 loose sample pieces RF MICRO DEVICES®, RFMD®, Optimum Technology Matching®, Enabling Wireless Connectivity™, PowerStar®, POLARIS™ TOTAL RADIO™ and UltimateBlue™ are trademarks of RFMD, LLC. BLUETOOTH is a trademark owned by Bluetooth SIG, Inc., U.S.A. and licensed for use by RFMD. All other trade names, trademarks and registered trademarks are the property of their respective owners. ©2006, RF Micro Devices, Inc. DS130110 7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical support, contact RFMD at (+1) 336-678-5570 or [email protected]. 1 of 9 RF6539 Absolute Maximum Ratings Parameter Rating Unit Battery Voltage 5 V RF Port Impedance 50 Operating Temperature -30 to 70 °C Storage Temperature -40 to 85 °C ESD, HBM (RF pins) 500 V ESD, HBM (All pins) 500 V ESD, CDN (RF pins) 500 V 500 V ESD, CDM (all pins) MSL Caution! ESD sensitive device. Exceeding any one or a combination of the Absolute Maximum Rating conditions may cause permanent damage to the device. Extended application of Absolute Maximum Rating conditions to the device may reduce device reliability. Specified typical performance or functional operation of the device under Absolute Maximum Rating conditions is not implied. The information in this publication is believed to be accurate and reliable. However, no responsibility is assumed by RF Micro Devices, Inc. ("RFMD") for its use, nor for any infringement of patents, or other rights of third parties, resulting from its use. No license is granted by implication or otherwise under any patent or patent rights of RFMD. RFMD reserves the right to change component circuitry, recommended application circuitry and specifications at any time without prior notice. RoHS (Restriction of Hazardous Substances): Compliant per EU Directive 2002/95/EC. MSL 3 Maximum Input Power to PA +10 Parameter Min. dBm Specification Typ. Max. Unit Condition VCC = 3.6V, TXRX_SEL = HIGH, ANT_SEL = HIGH or LOW, VREG = 3.4V Power Amplifier Frequency Range 868 902 to 928 MHz CW Output Power 21 22 dBm 16.5 dB Small Signal Gain Thermal Resistance 39.5 °C/W Near Saturation 3.6V VCC, 3.4V VREG, 21dBm POUT, TREF = 85°C Output Harmonic Levels 2nd -30 dBc 3rd through 10th -63 dBc 10 dBc Input Return Loss Power Supply Voltage VCC 3.3 3.6 4 V VREG 3.1 3.4 3.8 V Operating VCC 100 120 mA Operating VREG 3 4 mA 24 30 mA VREG = VCC - 0.2V Current Tx Idle Current 2 of 9 VCC = 3.6V, POUT = 22dBm VCC = 3.6V, VREG = 3.4V, ANT_SEL = TXRX_SEL = 3.4V at POUT = 0dBm 7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical support, contact RFMD at (+1) 336-678-5570 or [email protected]. DS130110 RF6539 Parameter Min. Specification Typ. Max. Unit Condition VCC = 3.6V, TXRX_SEL = LOW, ANT_SEL = HIGH or LOW, VREG = LOW Rx Path Frequency Range 868 902 to 928 Insertion Loss 1 MHz 1.3 18 dB Input IP3 12 Input Return Loss 10 dBm dB Output Return Loss 10 dB Current ANT1 50 A ANT_SEL = HIGH, VREG = Low, TXRX_Sel = Low Power Down Mode, ANT2 1.7 A ANT_SEL = LOW, VREG = Low, TXRX_Sel = Low dB Any used port to any unused port Antenna Switch and Logic Isolation 20 Logic Voltage High 3.1 Logic Voltage Low 0 3.4 Logic Current, High Operating Mode 85 3.8 V All Logic I/O’s, VCC - 0.2V 0.2 V All Logic I/O’s 120 A All Logic I/O’s Module Logic Truth Table ANT_SEL TxRx_SEL Tx - ANT1 HIGH HIGH Tx - ANT2 LOW HIGH Rx - ANT1 HIGH LOW Rx - ANT2 LOW LOW NOTE: *Switch Control Logic High = Min 3.1V to Max 3.8V *Switch Control Logic Low = Min 0.0V to Max 0.2V DS130110 7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical support, contact RFMD at (+1) 336-678-5570 or [email protected]. 3 of 9 RF6539 Pin Names and Description Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 4 of 9 Name GND GND GND GND ANT2 GND ANT1 GND ANT_SEL VCC TXRX_SEL GND GND GND GND RX GND TX GND GND GND GND VCC VREG GND GND GND GND GND Description Ground Ground Ground Ground Antenna 2 Output/Input Ground Antenna 1 Output/Input Ground Antenna Selection Control Line Diversity Switch Supply Voltage Transmit or Receive Selection Control Lone Ground Ground Ground Ground Receive Port Ground Transmit Port Ground Ground Ground Ground Power Amplifier Supply Voltage Power Amplifier Supply Voltage Ground Ground Ground Ground Center Ground Flag 7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical support, contact RFMD at (+1) 336-678-5570 or [email protected]. DS130110 RF6539 Package Drawing All units in m. DS130110 7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical support, contact RFMD at (+1) 336-678-5570 or [email protected]. 5 of 9 RF6539 6 of 9 7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical support, contact RFMD at (+1) 336-678-5570 or [email protected]. DS130110 RF6539 DS130110 GND GND GND GND VREG VCC Pin Out 28 27 26 25 24 23 GND 1 22 GND GND 2 21 GND GND 3 20 GND GND 4 19 GND ANT2 5 18 GND 6 17 GND ANT1 7 16 GND 8 TX RX 10 11 12 13 14 ANT_SEL VCC TXRX_SEL GND GND GND 15 GND 9 7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical support, contact RFMD at (+1) 336-678-5570 or [email protected]. 7 of 9 RF6539 Evaluation Board Schematic VCC 1µF VREG 220pF 28 27 26 25 24 23 22 1 21 2 20 3 ANT2 5O Ohms ANT1 5O Ohms 4 1 9 5 1 8 6 1 7 7 1 6 8 15 9 10 11 12 13 TX 5O Ohms RX 5O Ohms 14 ANT_SEL TXRX_SEL 1.0µF 180pF VCC 8 of 9 7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical support, contact RFMD at (+1) 336-678-5570 or [email protected]. DS130110 RF6539 Performance Plots PA Gain(dB) Vs Pout(dBm) VCC = 3.6V, VREG = 3.4V, Freq= 868, 902, 915 & 928 MHz, Temp = 25C 32 32 27 27 22 22 17 -30 °C 12 25 °C Gain(dB) Gain(dB) PA Gain(dB) Vs Pout(dBm) VCC = 3.6V, VREG = 3.4V, Freq= 915 MHz, Temp = -30, 25 & 70C 70 °C 7 17 868 MHz 902 MHz 12 915 MHz 928 MHz 7 2 2 -3 -3 -1 4 9 14 19 24 -1 4 9 Pout(dBm) 19 24 Pin(dBm) Vs Pout(dBm) VCC = 3.6V, VREG = 3.4V, Freq= 868, 902, 915 & 928 MHz, Temp = 25C 140 15 120 10 100 5 80 -30 °C 60 25 °C Pin(dBm) Icc(mA) Icc(mA) Vs Pout(dBm) VCC = 3.6V, VREG = 3.4V, Freq= 915 MHz, Temp = -30, 25 & 70C 70 °C 40 0 868 MHz 902 MHz -5 915 MHz 928 MHz -10 20 -15 0 -20 -5 0 5 10 15 20 25 -5 30 0 5 Po(dBm) 10 15 20 25 30 Pout(dBm) Pin(dBm) Vs Pout(dBm) VCC = 3.6V, VREG = 3.4V, Freq= 915 MHz, Temp = -30, 25 & 70C RX Inseron Loss(dB) Vs. Frequencey(MHz) Vcc = 3.6V, Vreg = 0.2V -0.8 15 -0.85 10 -0.9 0 -30 °C -5 25 °C 70 °C -10 Gain(dB) 5 Pi(dBm) 14 Pout(dBm) -0.95 -30 °C -1 25 °C 70 °C -1.05 -1.1 -15 -1.15 -20 -5 0 5 10 15 Pout(dBm) DS130110 20 25 30 -1.2 895 900 905 910 915 920 925 930 F(MHz) 7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical support, contact RFMD at (+1) 336-678-5570 or [email protected]. 9 of 9