STEVAL-IKR002V4D STMicroelectronics

STEVAL-IKR002V4D SPIRIT1 868 MHz low data rate tansceiver daughterboard Data brief Description The STEVAL-IKR002V4D product evaluation board is based on the SPIRIT1, a very low-power RF transceiver intended for RF wireless applications in the sub 1 GHz frequency band. Features SPIRIT1 low power sub GHz transceiver in a standalone RF module tuned for 868 MHz Modulation schemes: 2-FSK, GFSK, MSK, GMSK, OOK, and ASK Suitable for wireless M-BUS applications Programmable air data rate: from 1 to 500 kbps Very low power consumption: 9.7 mA RX and 21 mA TX at +11 dBm Excellent receiver sensitivity (down to -119 dBm) Low duty cycle RX/TX operation mode Automatic acknowledgment, retransmission, and timeout protocol engine AES 128-bit encryption co-processor SPI interface for microcontroller RoHS compliant July 2014 DocID025785 Rev 1 1/4 For further information contact your local STMicroelectronics sales office. www.st.comSchematic diagram STEVAL-IKR002V4D 1 Schematic diagram Figure 1. STEVAL-IKR002V4D circuit schematic AM17485v1 2/4 DocID025785 Rev 1 3V3 VCC RF SPIRIT DUMMY2 3V3 CC2200 CC2211 CC 11UU 00660033 XX77RR KK 66VV33 CC 110000pp 00440022 CC00GG JJ66 RR1122 HHEEAADDEERR 55XX22 RR TTBBDD 00440022 DUMMY3 SDn RR1133 RR TTBBDD 00440022 CC2222 CC00 DUMMY3 CC 333300pp 00440022 CC00GG CC 110000nn 00440022 XX77RR SPIRIT DUMMY1 GPIO3 GPIO2 GPIO1 UU11 GPIO0 1 15 L8L8 GPIO 0 SDn LL77 2 14 SDO SMPS1 LL 1100UU 00880055 LL TTBBDD 00440022 JJ77 CC1111 CC1122 3 13 CC1133 SDI SMPS2 HHEEAADDEERR 55XX22 CC 11UU 00660033 XX77RR KK 66VV33 CC 110000nn 00440022 XX77RR CC TTBBDD 00440022 XX77RR 4 12 SCLK TX 5 11 LL00 CSn REXT LL TTBBDD 00440022 5500MM SDO SDI LL99 CC1144 CC TTBBDD 00440022 CC00GG SSPPIIRRIITT11 22 SCLK CSn LL TTBBDD 00440022 LL11 LL22 CC88 LL33 LL TTBBDD 00440022 NX3225GA-xxMHz (XTAL) YY11 RRFF IINN//OOUUTT LL TTBBDD 00440022 XXTTAALL LL TTBBDD 00440022 JJ11 CC1155 CC TTBBDD 00440022 CC00GG CC11 CC22 CC33 CC99 CC TTBBDD 00440022 CC00GG CC1100 CC TTBBDD 00440022 CC00GG CC TTBBDD 00440022 CC00GG CC TTBBDD 00440022 CC00GG CC 1122PP 00440022 CC00GG JJ 5500 CC 1100PP 00440022 CC00GG JJ 5500 L5L5 LL TTBBDD 00440022 CC66 CC TTBBDD 00440022 CC00GG CC1199 CC55 CC77 CC TTBBDD 00440022 CC00GG CC TTBBDD 00440022 CC00GG CC TTBBDD 00440022 CC00GG RR66 RR99 B0=169MHz B3=868MHz LL66 RR 00RR00 00440022 RR 00RR00 00440022 LL TTBBDD 00440022 RR77 LL44 B1=315MHz RR1100 Mount B3=915MHz resistor RR 00RR00 00440022 relative to RR 00RR00 00440022 LL TTBBDD 00440022 used band CC44 RR88 B2=433MHz CC TTBBDD 00440022 CC00GG RR1111 B3=920MHz RR 00RR00 00440022 RR 00RR00 00440022 1 2 3 4 1 2 5 6 3 4 7 8 5 6 9 10 7 8 9 10 6 20 XOUT GPIO 1 7 19 XIN GPIO 2 8 18 VBAT2 GPIO 3 9 17 RXP VREG 10 16 RXN VBAT1 21 GND