V1/+5V - JP1 +5V 14V MAX 1 2 3 V1 Test Point JUMPER VIN1 FOR EXTERNAL POWER, JUMPER +5V FOR INTERNAL POWER C1 10nF R1 60.4k ADC_CH0 DIVIDE BY 7 R7 10.0k 1. RESISTORS R1-R12 ARE 0.1% +/-25ppm, ALL OTHER RESISTORS ARE 1% 0603. 2. ALL CAPACITORS ARE 16V 0603. 3. INTERNAL POWER FOR ADC/DAC/LEDs IS 5.0V C29 100nF GND +3V3 GND +3.3V OUT Test Point MOVE JUMPER TO "EXT" WHEN APPLYING EXTERNAL VOLTAGE ADC_CH2 DIVIDE BY 3 C3 10nF R9 10.0k 8 ASEL +3V3 R3 20.0k C31 100nF 1 2 3 4 (OPT.) GND JP7 GND GND JP4 V4 5 GND 1 2 3 BLUE Q2 2N7002DWA 5 R15 402k (OPT.) GND C8 10nF GND SW1 GND R17 200k 4 GND 1 2 3 6V MAX R29 3k R57 10k R16 402k C5 10nF R11 10.0k C9 10nF GND GND JP6 SW2 GND R18 200k ADC_CH7 C13 10nF Q3 2N7002DWA ADC_CH10 GPIO3 14V MAX BLUE 5 RED 2 4 ADC_CH4 DIVIDE BY 3 R30 1k LED3 6V MAX R5 20.0k 14V MAX R20 604k +5V GPI2 DAC_CH5 GPIO2 GND GND C10 10nF V5 MOVE JUMPER TO "EXT" WHEN APPLYING EXTERNAL VOLTAGE C12 10nF R23 100k 2 ADC_CH9 GND JP5 RED 1 ADC_CH3 DIVIDE BY 3 R28 1k LED2 6V MAX R10 10.0k 6 4 R27 3k R56 10k GPI1 C4 10nF ADC_CH6 R22 100k +5V *** Slave Address *** 0x1C if ASEL=low (default) 0x1D if ASEL=float 0x1E if ASEL=high C32 100nF 14V MAX R19 604k GND GND DAC_CH4 R4 20.0k 2 GND 6 6V MAX MOVE JUMPER TO "EXT" WHEN APPLYING EXTERNAL VOLTAGE RED 1 GPIO1 10 GPIO2 9 GPIO3 7 GPIO1 3 1 2 3 DAC_CH3 BLUE Q1 2N7002DWA 6 4 14 GPI1 13 GPI2 6V MAX LED1 GND SDA 11 SCL 12 R26 1k 1 V3 R14 10k SCL 3 JP3 R13 10k VDD33 5 R25 3k R55 10k 6 4 GND V1 V2 V3 V4 V5 V6 R62 100k C11 10nF 1 4 3 2 1 16 15 LED4 GREEN 4 R8 10.0k U1 LTC2933 SDA I2C_SCL +5V 1 C2 10nF (OPT.) GND ADC_CH11 3 2 ADC_CH1 DIVIDE BY 3 R61 200k R60 1.5k 1 MOVE JUMPER TO "EXT" WHEN APPLYING EXTERNAL VOLTAGE C7 100nF C30 100nF 2 R2 20.0k I2C_SDA 3 DAC_CH2 3 2 1 2 3 6V MAX 1 V2 3 2 JP2 GND R21 604k ADC_CH8 R24 100k C14 10nF GND GND V6 1 2 3 6V MAX DAC_CH6 CUSTOMER NOTICE R6 20.0k MOVE JUMPER TO "EXT" WHEN APPLYING EXTERNAL VOLTAGE ADC_CH5 DIVIDE BY 3 C6 10nF PCB DES. APP ENG. LTC CONFIDENTIAL FOR CUSTOMER USE ONLY M.P. www.linear.com M.P. LTC2933 PROGRAMMABLE HEX VOLTAGE SUPERVISOR WITH EEPROM R12 10.0k B GND SCALE = NONE LTC2933 Demo Circuit 1633B 1 MIKE P. - ADC Section *** Slave Address 0x14 (default) *** CA2=low, CA1=low, CA0=low GND COM REF+ REF- 29 30 F0 35 25 24 27 26 SDA SCL CA2 CA1 CA0 3 2 38 37 36 NC 5 C15 100nF +5V GND VREF U3 LTC6078 C16 100nF GND V+ 3 2 +INA *** Slave Address 0x22 (default) *** CA2=low, CA1=high, CA0=low C28 100nF 8 VCC ADCINP MUXOUTP MUXOUTN ADCINN GND CH0 CH1 CH2 CH3 CH4 CH5 CH6 CH7 CH8 CH9 CH10 CH11 CH12 CH13 CH14 CH15 OUTA 1 ZERO OHM, 4X R39 U4 LTC2637CMS 1k -INA 6 5 +5V GND R58 -INB OUTB 7 C19 10nF R59 GND 1k +INB V- +5V R31 OPT R32 OPT R33 OPT R34 0 R35 0 R36 0 C17 100nF C27 10nF GND GND 1 VCC 11 REF VREF C18 100nF 9 SDA 8 SCL 6 CA2 10 CA1 7 CA0 GND GND DAC_CH2 DAC_A DAC_B DAC_C DAC_D 2 3 4 5 DAC_E DAC_F DAC_G DAC_H 12 13 14 15 DAC_CH3 DAC_CH4 DAC_CH5 DAC_CH6 16 GND GND 1 4 6 31 32 33 34 39 7 +5V 28 4 U2 LTC2499 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 ADC_CH0 ADC_CH1 ADC_CH2 ADC_CH3 ADC_CH4 ADC_CH5 ADC_CH6 ADC_CH7 ADC_CH8 ADC_CH9 ADC_CH10 ADC_CH11 ADC_CH12 ADC_CH13 DAC Section +5V GND R49 OPT R50 0 R51 OPT R52 0 R53 OPT R54 0 R40 ZERO OHM, 4X GND 4.096V Ref DO NOT INSTALL: R31, R32, R33 U5 LT6654 1 GND VOUT 6 R38 0 ohm DO NOT INSTALL: R49, R51, R53 GND VREF 2 GND DNC 5 3 DNC R37 0 ohm I2C_SDA C21 1uF +5V VIN 4 I2C_SCL GND GND C20 1uF 5V LDO to power board when +12V power present Diode-OR U8 LTC4415IMSE 2 GND 1210 3 SHDN BYP 4 C34 10nF 0805 +5V (100mA) 1 SDA 2 GND 3 SCL 4 +3.3V(100mA) 5 ALERT 6 GPO_1 7 OUTEN 8 GPO_2 9 GND 10 AUXSCL 11 AUXSDA 12 GND GND R41 10k R42 10k GND GND 1k R46 16 15 14 13 12 11 10 9 +5V C24 10uF/16V R48 3.01k 0805 GND LED5 GREEN GND 1. ALL RESISTORS ARE 1% 0603. 2. ALL CAPACITORS ARE 16V 0603. 3. INTERNAL POWER FOR ADC/DAC/LEDs IS 5.0V GND C25 1uF WP 5 2 GND 3 SDA OUT1 OUT1 STAT1 WARN1 WARN2 STAT2 OUT2 OUT2 GND U7 24AA02 1 SCL CONN_DC1613 249 9.31k I2C_SDA I2C_SCL GND IN1 IN1 EN1 CLIM1 CLIM2 EN2 IN2 IN2 R47 J1 R45 C33 GND 10k GND R44 GND C23 10uF/16V 1 2 3 4 5 6 7 8 2 C22 22uF/25V 49.9k OUT 5 R43 1 IN 100nF 1 3 2 1 U6 LT1761-5 EXP GND GND +12V R63 200k GND ADC_CH12 VCC 4 C26 100nF GND R65 200k ADC_CH13 R66 100k R64 100k CUSTOMER NOTICE PCB DES. APP ENG. LTC CONFIDENTIAL FOR CUSTOMER USE ONLY M.P. www.linear.com M.P. LTC2933 PROGRAMMABLE HEX VOLTAGE SUPERVISOR WITH EEPROM GND GND B SCALE = NONE LTC2933 Demo Circuit 1633B 1