1 2 GNDA 4 5 Revision History GNDA GNDA ADC COR1 PIR102 R1 PIC102 0.1uF 0603 PIC101 COC1 C1 COR2 PIR202 R2 DNP 0603 PIR101 PIR201 0603 GNDA COR3 R3 PIR302 1k 5% 0603 PIR401GNDA GNDA PIR1 02GNDA PIJ203 1 2 3 CH0+ GND CH0- PIJ202 PIJ201 Term Block 3Pin 3.5mm PIJ101 PIJ103 PIJ105 COR11 R11 1k 5% 0603 5% PIJ102 GNDA PIC401 COR9 R9 PIR901 PIJ106 COC3 PIC302 C3 0.1uF PIC301 0603 3.3D COC4 PIC402 C4 PIJ104 COR7 R7 PIR701 0.1uF 0603 10 COR5 R5 PIR501 PO39110R\E\S\E\T\ 3911_RESET 100 1 0603 PIR502 PIU501RESET 5% PIU502DVDD 5% 3 PIU503AVDD 5% 4 PIU504CH0+ 1k 0603 PIR1301 1k 5% B PIJ502 PIJ501 Term Block 3Pin 3.5mm PIJ401 PIJ403 PIJ405 1k 5% 0603 COC5 C5 PIJ402 5 3 1 6 4 2 PIR1901GNDA GNDA COR21PIR2102GNDA R21 0603 PIJ503 1 2 3 CH1GND CH1+ PIC502 0.1uF 0603 PIC501 COJ4 J4 GNDA PIJ404 19 SDO PIU5019 COR8 R8 PIR801 0603 PIR802 PO39110SDO 3911_SDO 18 SCK PIU5018 COR10 R10 PIR1001 0603 PIR1002 PO39110SCK 3911_SCK 17 CS PIU5017 COR12 R12 PIR1201 0603 PIR1202 PO39110C\S\ 3911_CS 100 100 100 5% 5% 5% 7 14 DR PIU5014 COR14 R14 PIR1401 0603 PIR1402 PO39110D\R\ 3911_DR 13 MDAT0 PIU5013 COR16 R16 PIR1601 0603 PIR1602 PO39110MDAT0 3911_MDAT0 8 PIU508AGND 9 1k 5% COJ5 J5 PO39110SDI 3911_SDI 5% 15 OSC1/CLKI PIU5015 PIU509RFIN/OUT+ COR19PIR1902 R19 0603 PIR602 100 6 PIU507CH1+ GNDA COR6 R6 PIR601 16 OSC2 PIU5016 PIU506CH1- 0603 PIR1501 20 SDI PIU5020 5 PIU505CH0- 5% COR15 R15 PIR1502 Approved A 2 0603 PIR702 HDR M 2x3 VERT COR13 R13 PIR1302 Date MCP3911 0603 PIR902 10 PIR1 01 Description COU5 U5 GND 3.3A COJ1 J1 5 3 1 6 4 2 COJ2 J2 0603 PIR301 1k COR4PIR402 R4 Rev. ECO PIC202 COC2 C2 PIC201 0.1uF DNP 0603 A 6 ADC CLOCK SELECT 100 100 COR18 R18 PIR1801 12 MDAT1 PIU5012 10 100 5% 5% 0603 PIR1802 5% COJ3 J3 PIJ306 PIJ303 PIJ304 PIJ301 PIJ302 XTAL PO39110MDAT1 3911_MDAT1 XTAL 11 DGND PIU5011 PIU5010RFIN- PIJ305 ECCP3 1 3 5 2 4 6 GNDA 3 COR17 R17 PIR1701 100 0603 PIR1702 PO39110CLKIN 3911_CLKIN 5% COC6 C6 HDR M 2x3 VERT PIC602 PIR20 2 R20 COR20 PIJ406 PIC601 GND 0.1uF PIX102 COX10603 X1 1M 1% PIX101 10MHz HDR M 2x3 VERT GNDA GNDA PIR2101 COR22 R22 PIR2202 1k GND PIR20 1 0603 B COC7 C7 PIC702 0603 PIR2201 PIC701 GND 0.1uF 0603 5% PIC802 0.1uF 0603 PIC801 COC8 C8 COR23 PIR2302 R23 COR24 PIR2402 R24 DNP DNP 0603 0603 PIR2301 PIC902 PIC901 PIR2401 COC9 C9 COJ6 J6 0.1uF 0603 HDR M 1x2 VERT 3.3D 1 2 PIJ601 PIJ602 GNDA GNDA GNDA GNDA COR25 R25 PIR2501 3911_DR 1k 0603 5% PIR2502 COJ7 J7 PIJ701 PIJ702 PIJ703 PIJ704 3 1 4 2 PO39110MDAT0 3911_MDAT0 PO39110MDAT1 3911_MDAT1 HDR M 2x2 VERT GND POWER C USB Standby Protection 1k 5% 0603 PIQ10G PIC4602 COC46 C46 PIC4601 0.1uF COC44 PIC10 2 PIC4 01 C44 COC10 C10 10uF PIC4 02 TANT-B PIC10 1 0.1uF Q1 COQ1 G PIR6302 SI1307EDL PIQ10D D PIR6301 GND PIC1 02 COC11 C11 PIC1 01 0.1uF PIU20 2 COR63 R63 POU\S\B\0\E\N\ USB_EN GND S PIQ10S 3.3D Via_2.5x1.5PITP101 GND GND 2 COJ9 J9 MRA4005 Power Jack 2.5mm GND PIC1501 COC15 C15 PIC1502 10uF TANT-B 2 VOUTPIU402 PIU401 PIJ902 +5V USB PIJ904 +9V IN PIL101 PIC1202 COC12 C12 PIC1201 0.1uF GND PILD101 COC13 PIC1301 C13 10uF PIC1302 TANT-B PIC1402 COC14 C14 PIC1401 0.1uF PILD102 0603 GND Drawn GND GND COR61 PIR6101 J19 COJ19 PIR6102 +5V EXT 1 2 PIJ1901 PIJ1902 GND 5V GNDA GND Printed 11/30/2011 1 2 COLD1 LD1 LED 0603 Green 0603 GND GND 3.3A PIL102 Ferrite Bead HDR M 2x2 VERT HDR M 1x2 VERT GND GND PIJ901 PIJ903 3 1 4 2 3 PIU403 VIN PID102 GND PID101 GND COL1 L1 1 COD1 D1 1 PIJ1001 3 PIJ1003 2 PIJ1002 HDR M 2x8 VERT GND 3 VOUTPIU303 PIU302 LM1117-5V COJ10 J10 PIR2602 R26 COR26 PIJ802 PIJ804 PIJ806 PIJ808 PIJ8010 PIJ8012 PIJ8014 PIJ8016 GND GND 1 PIU301VIN COU4 U4 PITP201 Via_2.5x1.5 1k 5% PIR2601 0603 MCP1754-3.3V 9V 3.3D 0603 GND COU3 U3 +9V IN COTP2 TP2 0603 0603 POWER COTP1 TP1 COC45 PIC4501 C45 10uF PIC4502 TANT-B PIJ801 PIJ803 PIJ805 PIJ807 PIJ809 PIJ8011 PIJ8013 PIJ8015 15 13 11 9 7 5 3 1 16 14 12 10 8 6 4 2 MCP1825S-3.3V 1 3 PIU201VIN VOUTPIU203 COR62 PIR6202 R62 10k 5% 0603 PIR6201 PO39110R\E\S\E\T\ 3911_RESET PO39110SDO 3911_SDO PO39110SDI 3911_SDI PO39110SCK 3911_SCK PO39110C\S\ 3911_CS PO39110D\R\ 3911_DR PORF20U1RX RF2/U1RX PORF30U1TX RF3/U1TX COU2 U2 5V 1 5V_USB 2 5V_USB D C COJ8 J8 3 4 Andrei Hapenciuc Checked Bogdan Popescu Approved Date Date Date Approved Date Approved Date at 5:52:42 PM Template FileName 18-07-2011 Title D MCP3911 Eval Board Size B B_Microchip POWER + ADC.SchDoc Doc. Number Rev. 103-00398 1.0 Sheet 1 of 4 5 6