RF6693.1V to 4.V, 91MHz Transmit/Receive Module RF669 3.1V TO 4.V, 91MHz TRANSMIT/RECEIVE MODULE Package: LGA, 28-Pin,.mm x.mm ASW_RX BAL_IN 1 28 27 26 2 24 23 22 Features Tx Output Power: 3dBm NC 2 3 BALUN 21 2 RXp RXn Separate Tx/Rx Transceiver Interface ANT 4 19 Optional 1 Rx Differential Transceiver Interface 18 TX Rx Insertion Loss: 1dB 6 17 Applications Wireless Automated Metering Wireless Alarm Systems Portable Battery Powered Equipment Smart Energy 868MHz/9MHz ISM Band Application Single Chip RF Front End Module Product Description 7 8 9 1 C_TX NC 11 12 13 14 1 C_RX VRerg VCC Functional Block Diagram This module is intended for 868MHz and 91MHz AMR solutions. The FEM provides separate ports for Rx/Tx paths, single-ended Tx and single-ended Rx or Rx differential port, and single port antenna connection. The PA section provides a nominal output power of 3dBm. The device is provided in a.mm x.mm, 28- pin package. 16 Ordering Information RF669SB Standard -piece bag RF669SQ Standard 2-piece bag RF669SR Standard 1-piece reel RF669TR7 Standard 7-piece reel RF669TR13 Standard 2-piece reel RF669PCK-41 Fully Assembled Evaluation Board and -piece bag Optimum Technology Matching Applied GaAs HBT SiGe BiCMOS GaAs phemt GaN HEMT GaAs MESFET InGaP HBT Si BiCMOS SiGe HBT Si CMOS Si BJT BiFET HBT SOI 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. 212, RF Micro Devices, Inc. support, contact RFMD at (+1) 336-678-7 or customerservice@rfmd.com. 1 of 8
RF669 Absolute Maximum Ratings Parameter Rating Unit Battery Voltage V RF Port Impedance Operating Temperature -4 to 8 C Storage Temperature -4 to 8 C ESD, HBM (RF pins) V ESD, HBM (All pins) V ESD, CDN (RF pins) V ESD, CDM (all pins) V MSL MSL 3 Maximum Input Power to PA +2 dbm 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. RFMD Green: RoHS compliant per EU Directive 22/9/EC, halogen free per IEC 61249-2-21, < 1ppm each of antimony trioxide in polymeric materials and red phosphorus as a flame retardant, and <2% antimony in solder. Parameter Specification Min. Typ. Max. Unit Condition Frequency 868 92 to 928 MHz RF Port Impedance Total Leakage Current 1 A V CC = 3.6V, V REG = V ESD, HBM V RF pins V All other pins ESD, CDM V RF pins V All other pins PA Section V CC = 3.6V, V REG = 3.4V, C_TX = 3.4V, C_RX = V, Temperature = 2 C; P OUT = 3dBm. Unless otherwise specified. CW P OUT Saturation 3 31 32 dbm Large Signal Gain 12 1 db Thermal Resistance 23 C/W V CC = 3.6V, V REG = 3.4V, C_TX = 3.4V, C_RX = V, T REF = 8 C, P OUT = 3dBm 2Fo -4-3 dbc 3Fo to 1Fo -7-72 dbc Input Return Loss 18 db Battery Voltage 3.3 3.6 4. V V CC Battery Current 68 8 ma Quiescent Current 2 ma No RF Power Down Current.3 2 A V CC = 3.6, V REG = V V REG 3.1 3.4 3.8 V V CC to.2v V REG Current 3 4 ma RX Section Noise Figure.7 1 db Input IP3 12 18 dbm Input Return Loss 1 db Output Return Loss 1 db V CC = 3.6V, V REG = V, C_TX = V, C_RX = 3.4V, Temperature = 2 C; Unless otherwise specified. 2 of 8 support, contact RFMD at (+1) 336-678-7 or customerservice@rfmd.com.
RF669 Parameter Specification Min. Typ. Max. Unit Condition Antenna Switch Section Isolation 2 db Any used port to any unused port Logic Voltage, High 3.1 3.4 3.8 V All Logic I/Os, V BAT to.2v Logic Voltage, Low..2.4 V All Logic I/Os Logic Current, High 1 A All Logic I/Os Logic Current, Low.4 A All Logic I/Os Operating Mode Module Logic Truth Table C_TX C_RX TX-ANT 1 RX-ANT 1 NOTES: *Switch Control Logic High = Min 3.1V to Max 3.8V *Switch Control Logic Low = Min.V to Max.4V support, contact RFMD at (+1) 336-678-7 or customerservice@rfmd.com. 3 of 8
RF669 Pin Names and Descriptions Pin Name Description 1 Ground 2 NC 3 Ground 4 ANT Antenna Connect Port Ground 6 Ground 7 Ground 8 Ground 9 C_TX Transmit Selection Control Line 1 NC 11 C_RX Receive Selection Control Line 12 Ground 13 VREG Power Amplifier Bias Control. V CC to.2v = ON, V = OFF 14 VCC Power Amplifier Supply Voltage 1 Ground 16 Ground 17 Ground 18 TX Transmit Port 19 Ground 2 RFn Receive Port neg 21 RXp Receive Port pos 22 Ground 23 BAL_IN Input to Balun 24 Ground 2 ASW_RX Antenna Switched Rx Output 26 Ground 27 Ground 28 Ground 4 of 8 support, contact RFMD at (+1) 336-678-7 or customerservice@rfmd.com.
RF669 Package Drawing All units in m. PCB Design Requirements support, contact RFMD at (+1) 336-678-7 or customerservice@rfmd.com. of 8
RF669 Application Schematic J3 ASW RX J4 BAL IN 1 28 27 26 2 24 23 22 2 3 21 2 Differential Pair 1 J RX_P J2 RX_N J1 ANT 4 19 18 J2 TX 6 17 7 16 8 9 1 11 12 13 14 1 P1 7 6 C_TX C_RX C_TX C_RX VREG L1 16 nh VREG 4 3 C2 18 pf 2 1 VCC C1 1. µf HDR_1X7 6 of 8 support, contact RFMD at (+1) 336-678-7 or customerservice@rfmd.com.
RF669 Typical Performance PA versus P OUT (dbm) V CC = 3.6V, V REG = 3.4V, C_TX = 3.4V, CRX =.2V Freq = 91MHz, Temp = 3C, 2C, and 7C PA versus P OUT (dbm) V CC = 3.6V, V REG = 3.4V, C_TX = 3.4V, CRX =.2V Freq = 92MHz, 91MHz, and 928MHz, Temp = 2C 2 2 2 2 1 1 4 C 2 C 8 C 1 1 92MH 91MH 928MH 1 1 2 2 3 P OUT (dbm) 1 1 2 2 3 P OUT (dbm) 16.8 Tx versus Frequency (MHz) V CC = 3.6V, V REG = 3.4V, CTX = 3.4V, CRX =.2V P OUT = 3dBm 1 Operating Current (ma) versus Output Power (dbm) V CC = 3.6V, V REG = 3.4V, CTX = 3.4V, CRX =.2V Freq = 91MHz, Temp = 3C, 2C, and 7C 16.6 9 16.4 8 16.2 7 16 1.8 1.6 4 C 2 C 8 C I CC (ma) 6 4 3 4 C 2 C 8 C 1.4 2 1.2 1 1 9 9 91 91 92 92 93 Frequency (MHz) 1 1 2 2 3 P O (dbm) P OUT (dbm) versus P IN (dbm) V CC = 3.6V, V REG = 3.4V, CTX = 3.4V, CRX =.2V Freq = 91MHz, Temp = 3C, 2C, and 7C P IN (dbm) versus P OUT (dbm) V CC = 3.6V, V REG = 3.4V, CTX = 3.4V, CRX =.2V Freq = 92MHz, 91MHz, and 928MHz, Temp = 2C 3 3 3 3 2 2 P OUT (dbm) 2 1 4 C 2 C P OUT (dbm) 2 1 92MHz 91MHz 1 8 C 1 928MHz 2 1 1 1 1 2 P IN (dbm) 2 1 1 1 1 2 P IN (dbm) support, contact RFMD at (+1) 336-678-7 or customerservice@rfmd.com. 7 of 8
RF669 Typical Performance.4 Rx Insertion loss (db) versus Frequency (MHz) V CC = 3.6V, V REG =.2V, CTX =.2V, CRX = 3.4V Input Power = 2dBm Receive S Plots V CC = 3.6V, V REG =.2V, CTX =.2V, CRX = 3.4V..6 Insertion loss (db).7.8 4 C 2 C 8 C 1 1 S11 S12 S21 S22.9 2 1 9 9 91 91 92 92 93 Frequ ncy (MHz) 2 1 1 2 2 Frequency (MHz) 2 Transmit S Plots V CC = 3.6V, V REG = 3.4V, CTX = 3.4V, CRX =.2V 2 4 S11 S12 S21 S22 6 8 1 1 2 2 Frequency (MHz) 8 of 8 support, contact RFMD at (+1) 336-678-7 or customerservice@rfmd.com.