Document reference: PCB reference: SPIRIT1 RF PCB 315 MHz vers3 - STEVAL-IKR001V2D Company: STMicroelectronics Item Quantity Reference Part / Value Note Package Manufacturer Manufacturer’s ordering code / Orderable Part Number 315 MHz Decoupling cap on VREG (pin # 17) SM/C_0402 Murata GRM155R71C104KA88D 100nF SM/C_0402 Murata GRM1555C1H120JZ01 12pF SM/C_0402 Murata GRM1555C1H270JZ01 27pF SM/C_0402 Murata GRM1555C1H150DZ01 15pF SM/C_0402 Murata GRM1555C1H3R9JZ01 3.9pF 1 1 C0 C_100n_0402_X7R 2 1 C1 C_TBD_0402_C0G 3 1 C2 C_TBD_0402_C0G 4 1 C3 C_TBD_0402_C0G 5 1 C4 C_TBD_0402_C0G 6 1 C14 C_TBD_0402_C0G Additional notch filter cap SM/C_0402 Murata GRM1555C1H1R8DZ01 1.8pF 7 1 C15 C_TBD_0402_C0G PA load capacitor SM/C_0402 Murata GRM1555C1H1R2DZ01 1.2pF 8 9 1 3 C5 C6, C7, C8 C_TBD_0402_C0G C_TBD_0402_C0G SM/C_0402 SM/C_0402 Murata Murata GRM1555C1H4R7JZ01 GRM1555C1H221JA01 4.7pF 220pF 10 1 C9 C_12P_0402_C0G SM/C_0402 Murata GRM1555C1H120JZ01 12pF 11 1 C10 C_10P_0402_C0G SM/C_0402 Murata GRM1555C1H100JZ01 10pF 12 2 C11, C20 SM/C_0603 Murata GRM188R60J105KA01D 1uF 13 1 C12 C_100n_0402_X7R SM/C_0402 Murata GRM155R71C104KA88D 100nF 14 1 C13 C_TBD_0402_X7R SM/C_0402 Murata GRM1555C1H331JA01D 330pF 15 1 C19 C_TBD_0402_C0G SM/C_0402 Murata GRM155R71C103KA01 10nF 16 1 C21 C_100p_0402_C0G RXN Balun series DC block for RX XTAL load cap (Xout) XTAL load cap (Xin) VBAT & SMPS OUT filter cap SMPS OUT filter cap SMPS OUT filter cap VBAT filtering VBAT bypass capacitors SM/C_0402 Murata GRM1555C1H101JZ01D 100pF C_1U_0603_X7R TX LPF first cap shunt TX LPF second cap shunt TX LPF third cap shunt RXP Balun shunt cap C_330p_0402_C0G Decoupling cap on VREG (pin # 17) SM/C_0402 Murata GRM1555C1H331JA01D J1 RF_IN/OUT SMA Jack Assembly, End Launch SMA-LAT Emerson 142-0701-881 2 J6, J7 HEADER 5X2 20 1 L0 L_TBD_0402 TX PA choke SM/L_0402 Murata LQG15HSR22J02 220nH 21 2 L1, L2 L_TBD_0402 TX LPF first & second series ind SM/L_0402 Murata LQG15HN12NJ02 12nH 22 1 L3 L_TBD_0402 SM/L_0402 Murata LQG15HN15NJ0 15nH 23 1 L4 L_TBD_0402 SM/L_0402 Murata LQG15HN47NJ02 47nH 24 1 L5 L_TBD_0402 SM/L_0402 Murata LQG15HN39NJ02 39nH 25 1 L6 L_TBD_0402 RX Balun compensation ind SM/L_0402 26 1 L8 L_TBD_0402 SMPS out inductor SM/L_0402 Murata LQG15HSR27J02 270nH 27 1 L9 L_TBD_0402 Additional notch filter ind SM/L_0402 Murata LQG15HN15NJ02 15nH 28 1 L7 L_10U_0805 SMPS out inductor SM/L_0805 Murata LQM21FN100M70L 10uH 29 30 31 32 33 34 1 1 1 1 1 1 R6 R7 R8 R9 R10 R11 R_0R0_0402 R_0R0_0402 R_0R0_0402 R_0R0_0402 R_0R0_0402 R_0R0_0402 USED TO IDENTIFY BAND: mount only 1 0R0 resistor according to assemby options SM/R_0402 SM/R_0402 SM/R_0402 SM/R_0402 SM/R_0402 SM/R_0402 Tyco Electronics Tyco Electronics Tyco Electronics Tyco Electronics Tyco Electronics Tyco Electronics 35 1 R12 R_TBD_0402 SM/R_0402 Tyco Electronics CRG0402F100K 100k 36 1 R13 R_TBD_0402 SM/R_0402 Tyco Electronics CRG0402F50K 50k 17 1 C22 18 1 19 330pF Male Strip 2X5, WALCON.100/VH/T 100 mils, BOTTOM M2OE/W.325/10/M MOUNT OD TX LPF third series ind RXP Balun series ind RXN Balun shunt ind Used to identify band by firmware NE CRG0402ZR NE 0R0 NE NE NE NE 37 1 U1 SPIRIT1 38 1 U2 HEADER 1X2 39 1 Y1 XTAL RF IC QFN20_REV3 STMicroelectronics WALCON.100/VH/T Male Strip 1X2, M2OE/W.325/10/M 100 mils OD XTAL XTAL_32_25_REV2 NDK NX3225GA 50MHz EXS00A‐ CG03244 50 MHz