5 4 3 2 1 CC1101 based EM card, with RF Switch ANT1 868MHz and 915MHz transciever based on CC1101 1 RF1A 2 RF1B 1 FEED L7 4.7nH C46 2.2pF C C45 0.1uF 19 21 SCLK SI CSn RBIAS DCOUPL GD00/(ATEST) SO/(GD01) GD02 RF_P RF_N DGND GND AGND 6 2 3 16 2 3 2 BAL_1 UNBAL BAL_2 GND GND GND 1 1 RFBAL 1 L4 5.6nH 5 6 2 2 RFIN 1 3 C49 1.8pF 863-928 MHz CC1101RTK D2 GREEN RF2 C57 220pF IN OUT GND GND GND GND 915.00MHz 5 6 V1 5 RFC 4 V2 RF_SWITCH Y6 2 SW4 RFOUT 4 6 12.4GHz RF_PORT2 4 5 U8 13 RF_BAL2 C48 100pF DNI nRF_SWITCH 4 SMA1 1 RF1C Make trace width for RF_SIGNAL 50 ohms single-ended. 0 R15 DNI CC_SPI_GDO0 CC_SPI_SOMI CC_SPI_GDO2 12 RF_BAL1 D C44 100pF 3 R26 56.2K XOSC_Q1 XOSC_Q2 C41 220pF 2 12pF 1 20 7 17 5 AVDD AVDD AVDD AVDD VDDRF C37 0.1uF 4 CC_SPI_CLK CC_SPI_SIMO CC_SPI_STE DVDD DGUARD 9 11 14 15 VDDRF C40 2.2pF 5 8 10 1 2 C42 1 U3 4 18 VDDRF C39 0.1uF nRF_SWITCH RF1 GaAs RF2 GND 1 RF1 3 2 RF2 AS179-92LF C56 220pF SMA2 1 RF2C C50 100pF DNI 12.4GHz RF_PORT2 RF_SWITCH R1 680 1 C47 100pF ANT2 P1 P1 0 0 0 0 0 0 R9 R10 R11 R12 R13 R14 CC_SPI_GDO0 CC_SPI_GDO2 CC_SPI_STE CC_SPI_CLK CC_SPI_SIMO CC_SPI_SOMI SFM-110-02-L-D-A RF1 FEED NC 902-928MHz 2 2 C51 0.5pF D1 GREEN RF1 2 VDDRF 2 4 6 8 10 12 14 16 18 20 CC_SPI_GDO0 CC_SPI_GDO2 CC_UART_CTS CC_GPIO2 SW2 MOD_SEL 8 ON 1 7 2 6 3 5 4 C26 0.1uF 1 2 3 4 218-4LPST SFM-110-02-L-D-A RF2 5 B P2 1 3 5 VDDRF FB5 1 2 7 9 BK1005HS102-T CC_GPIO2 11 C11 13 15 10uF 17 19 RF2B 1 RF_SWITCH 2 U10 4 B nRF_SWITCH SN74LVC1G04DCKR 3 CC_UART_CTS L5 4.7nH P2 2 4 6 8 10 12 14 16 18 20 2 1 1 TI's ChipCon RF card seen from TOP. (Connector Mounted on the BOTTOM) The connectors are spaced 1200mils center to center and are pushed all the way at the bottom on the card outline. Card is 1500x1200mils. 1 3 5 7 9 11 13 15 17 19 L6 10nH 2 1 RF2A C 3 Y3 26.000MHz VDDRF 2 R2 680 2 12pF C55 2.2uF 1 3 2 C43 1 C22 220pF 2 C23 0.1uF NC 902-928MHz C52 0.5pF 2 VDDRF VDDRF 1 1 D L8 10nH R19 100K RF1 1 2 3 4 5 6 7 8 A G1 G2 G3 G4 G5 G6 G7 G8 Approval See RF Shield PDF (DNI or PROCURE) 5 4 3 Designer Thomas Almholt Drawn By Thomas Almholt Layout Dawn Ritz A Title Date CC1101_EM CARD with diversity 2 Size B Project No 6521424 Scale Date Monday, September 13, 2010 Sheet 1 of 1 Rev 1.0 1