1 2 3 4 5 6 Q3 2 1 PB7 SOT23 3 GND U3 PA2 3 VBRD C37 10nF 4 PA3 PA0 PA1 PA2 0_REF VBRD VBRD PA3 NWP 8 A PA1 7 C7 VBRD 6 VBRD 5 R5 DNI PKG_8L_SOP GND 10 8 NRESET 6 JCLK 4 PC3 2 PC2 PA5 PA4 NRESET PC4 JCLK GND PC3 PC0 PC2 VBRD 9 7 V_FILTER 1 ohm 100nF VDD_CORE_1V2 C6 GND PA5 C8 R2 GND R19 100ohm 2.2uF GND VDDA_1V8 GND PA4 PC7 PC4 1 PC6 R13 0 ohm 5 3 PC0 GND GND 1uF R28 10K Ohm R27 DNI R12 0 ohm GND VBRD J1 R23 Y2 ABS07-32.768KHz-T(DNI) C5 VBRD 1 GND 100nF C9 R22 PC1 DNI C24 0 Ohm 2 PB0 100 Ohm C23 DNI (0201) C10 GND GND R24 L3 PC6 PA1 PA0 PB4 PB3 PA7 0 Ohm GND C P11 P10 8 VDDA_1V8 C15 8.0 pF 7 GND 7pF PC1 3 B 12 GND L8 11 GND C21 1.7pF C19 1.5pF (0201) L5 (0201) 10 3.0nH GND RF_P 4 RFP 2 VDDA_1V8 1 C14 10nF VDDA_1V8 N/C GND 9 N/C 3 8 RF_N GND C17 GND GND 100nF (0201) 4 OSCB 1 Y1 NC OSCB 24 MHz OSCA NC 3 L4 0 Ohm OSCA C28 2 GND C DNP (0201) GND C30 GND 8.0 pF GND VDDA_1V8 PA7 GND 4 6 13 14 15 GND C13 R8 510 ohm ANT RFN GND L2 3.3nH 4 OSCA 7pF GND OSCB GND 0 OHM 5 OSCA C12 CT J2 MM8130-2600 GND 5 GND C11 GND GND C31 DNI (0402) GND GND U2 RFFM6204 GND C3 100nF DS1 RED 2 3 6 VBRD DS2 YELLOW C_TX 0 Ohm VDD_TX 1 VDDA_1V8 C_EN R25 9 16 C_RX PC5 GND C_BYP 8pF (0201) PC5 10 C26 1K Ohm C20 10nF 48 OSCB VDD_24MHZ 11 GND 7 VDD_VCO 47 VDD_SYNTH VDD_PRE 46 VDD_CORE_1 45 PB5 PB0 RF_P 44 PC4 PB6 PC3 C16 10nF NRESET VDD_RX RF_N 12 GND 100nF (0201) GND GND VDD_RF PC2 GND C29 DNP (0201) C22 6 JTCK VDDA_1V8 C25 DNI (0201) 5 14 15 16 17 18 19 20 13 PC6 PC7 VREG_OUT VDD_PADS_0 VDD_CORE_0 PA7 PB3 22 21 PB4 PA0 23 RF_TX_ALT_P 43 36 RF_TX_ALT_N PB2 PB7 35 PB1 42 34 VDD_IF PC0 PB5 GND PB6 PB7 PC0 PC1 PB0 PC4 PC3 PC2 JCLK PB0 33 PA6 41 PC4 VBRD GND 32 NC VDD_MEM PC3 33 32 31 30 29 28 27 26 25 24 23 22 21 20 31 PC5 VDD_PADS_2 VDDA_1V8 C27 VDD_PADSA 40 PC2 30 U1 NRESET PA5 37 PA4 PA5 PA6 PB1 PB2 JCLK 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 LINK GND PB2 29 PA1 PA2 24 PB1 GND ACTIVITY PC5 PC6 PC7 PA7 PB3 NRESET PB4 PA0 PA1 PA2 PA3 PA6 PA4 PC1 C4 100nF GND 27 28 VBRD P10 P11 EM35X_RCM_INTERFACE 26 VDD_PADS_3 PA5 PA3 39 PA4 25 38 PA3 VDD_PADS_1 B VBRD 0 Ohm PA2 2 GND 33pF 1 22pFGND 2 2 1 1 PA0 748 893 0245 AT1 A DNI VBRD (0402) C1 VG1 R7 510 ohm 10nFGND VDD_CORE_1V2 PA6 PB5 PB6 PB7 QFN-48_VIA_GRID A via grid array of nine vias spaced 1.6256mm apart is required to be placed centered under the Ember QFN-48 IC package to provide adequate gounding and thermal continuity EM357-GPIO Jumper to either PBO or GND PC5 Jumper to either PC1 or GND PC6 PC0 R1 VDDA_1V8 R3 100ohm VDD_MEM 10 ohm C2 0.47uF FM6204-CTRL-PIN# C_EN-pin14 C_RX-pin16 BYP-pin15 C_TX-pin1 GND 1 2 3 4 5 6 7 8 9 GND GND D D FID1 FID2 FID FID FAMILY P/N: FM6204 TITLE: RFFM6402EM35x EVAL SCHEM 7628 Thorndike Road Greensboro, NC 27409 Phone: 336-664-1233 DATE: 04/08/15 1 2 3 4 5 DRAWN BY: PCB PART NUMBER: FM6204-411 REV: DOC NO: FM6204-401 SIZE: Michael Coolen 6 C PAGE: 1 of 1 A