EESchema Schematic File Version 2 LIBS:power LIBS:device LIBS:transistors LIBS:conn LIBS:linear LIBS:regul LIBS:74xx LIBS:cmos4000 LIBS:adc-dac LIBS:memory LIBS:xilinx LIBS:microcontrollers LIBS:dsp LIBS:microchip LIBS:analog_switches LIBS:motorola LIBS:texas LIBS:intel LIBS:audio LIBS:interface LIBS:digital-audio LIBS:philips LIBS:display LIBS:cypress LIBS:siliconi LIBS:opto LIBS:atmel LIBS:contrib LIBS:valves LIBS:mc68kez328-pc EELAYER 25 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 5 5 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L TLV70233DBV U1 U 1 1 55526346 P 2500 5450 F 0 "U1" H 2250 5650 40 0000 C CNN F 1 "TLV70233DBV" H 2600 5650 40 0000 C CNN F 2 "Housings_SOT-23_SOT-143_TSOT-6:SOT-23-5" H 2500 5550 35 0000 C CIN F 3 "" H 2500 5450 60 0000 C CNN 1 2500 5450 1 0 0 -1 $EndComp $Comp L C C13 U 1 1 555263C4 P 3850 5650 F 0 "C13" H 3875 5750 50 0000 L CNN F 1 "1uc" H 3875 5550 50 0000 L CNN F 2 "Capacitors_SMD:C_1206" H 3888 5500 30 0001 C CNN F 3 "" H 3850 5650 60 0000 C CNN 1 3850 5650 1 0 0 -1 $EndComp $Comp L C C12 U 1 1 55526479 P 1400 5650 F 0 "C12" H 1425 5750 50 0000 L CNN F 1 "1uc" H 1425 5550 50 0000 L CNN F 2 "Capacitors_SMD:C_1206" H 1438 5500 30 0001 C CNN F 3 "" H 1400 5650 60 0000 C CNN 1 1400 5650 1 0 0 -1 $EndComp $Comp L VCC #PWR038 U 1 1 5552671F P 3850 5100 F 0 "#PWR038" H 3850 4950 50 0001 C CNN F 1 "VCC" H 3850 5250 50 0000 C CNN F 2 "" H 3850 5100 60 0000 C CNN F 3 "" H 3850 5100 60 0000 C CNN 1 3850 5100 1 0 0 -1 $EndComp $Comp L GND #PWR039 U 1 1 55526736 P 2500 6000 F 0 "#PWR039" H 2500 5750 50 0001 C CNN F 1 "GND" H 2500 5850 50 0000 C CNN F 2 "" H 2500 6000 60 0000 C CNN F 3 "" H 2500 6000 60 0000 C CNN 1 2500 6000 1 0 0 -1 $EndComp $Comp L GND #PWR040 U 1 1 5552674D P 1400 6000 F 0 "#PWR040" H 1400 5750 50 0001 C CNN F 1 "GND" H 1400 5850 50 0000 C CNN F 2 "" H 1400 6000 60 0000 C CNN F 3 "" H 1400 6000 60 0000 C CNN 1 1400 6000 1 0 0 -1 $EndComp $Comp L GND #PWR041 U 1 1 55526779 P 3850 6000 F 0 "#PWR041" H 3850 5750 50 0001 C CNN F 1 "GND" H 3850 5850 50 0000 C CNN F 2 "" H 3850 6000 60 0000 C CNN F 3 "" H 3850 6000 60 0000 C CNN 1 3850 6000 1 0 0 -1 $EndComp Text GLabel 1200 6400 0 60 Input ~ 0 PWRON $Comp L +3.3V #PWR042 U 1 1 55526F5C P 1400 5150 F 0 "#PWR042" H 1400 5000 50 0001 C CNN F 1 "+3.3V" H 1400 5290 50 0000 C CNN F 2 "" H 1400 5150 60 0000 C CNN F 3 "" H 1400 5150 60 0000 C CNN 1 1400 5150 1 0 0 -1 $EndComp $Comp L CP1 C11 U 1 1 5553C5B7 P 1500 2800 F 0 "C11" H 1525 2900 50 0000 L CNN F 1 "4.7uc" H 1525 2700 50 0000 L CNN F 2 "Capacitors_Tantalum_SMD:TantalC_SizeA_EIA-3216_Reflow" H 1500 2800 60 0001 C CNN F 3 "" H 1500 2800 60 0000 C CNN 1 1500 2800 1 0 0 -1 $EndComp $Comp L R R4 U 1 1 5553C617 P 1500 2300 F 0 "R4" V 1580 2300 50 0000 C CNN F 1 "300K" V 1500 2300 50 0000 C CNN F 2 "Resistors_SMD:R_0603" V 1430 2300 30 0001 C CNN F 3 "" H 1500 2300 30 0000 C CNN 1 1500 2300 1 0 0 -1 $EndComp $Comp L GND #PWR043 U 1 1 5553C772 P 1500 3050 F 0 "#PWR043" H 1500 2800 50 0001 C CNN F 1 "GND" H 1500 2900 50 0000 C CNN F 2 "" H 1500 3050 60 0000 C CNN F 3 "" H 1500 3050 60 0000 C CNN 1 1500 3050 1 0 0 -1 $EndComp $Comp L VCC #PWR044 U 1 1 5553C792 P 1500 2000 F 0 "#PWR044" H 1500 1850 50 0001 C CNN F 1 "VCC" H 1500 2150 50 0000 C CNN F 2 "" H 1500 2000 60 0000 C CNN F 3 "" H 1500 2000 60 0000 C CNN 1 1500 2000 1 0 0 -1 $EndComp Text GLabel 7350 2450 2 60 Output ~ 0 ~RSTIN $Comp L 7400 U2 U 1 1 5553CDE7 P 2550 2550 F 0 "U2" H 2550 2600 60 0000 C CNN F 1 "7400" H 2550 2450 60 0000 C CNN F 2 "SMD_Packages:SOIC-14_N" H 2550 2550 60 0001 C CNN F 3 "" H 2550 2550 60 0000 C CNN 1 2550 2550 1 0 0 -1 $EndComp $Comp L 7400 U2 U 2 1 5553D059 P 3850 2550 F 0 "U2" H 3850 2600 60 0000 C CNN F 1 "7400" H 3850 2450 60 0000 C CNN F 2 "SMD_Packages:SOIC-14_N" H 3850 2550 60 0001 C CNN F 3 "" H 3850 2550 60 0000 C CNN 2 3850 2550 1 0 0 -1 $EndComp $Comp L 7400 U2 U 3 1 5553D0BA P 5150 2450 F 0 "U2" H 5150 2500 60 0000 C CNN F 1 "7400" H 5150 2350 60 0000 C CNN F 2 "SMD_Packages:SOIC-14_N" H 5150 2450 60 0001 C CNN F 3 "" H 5150 2450 60 0000 C CNN 3 5150 2450 1 0 0 -1 $EndComp $Comp L 7400 U2 U 4 1 5553D0F6 P 6600 2450 F 0 "U2" H 6600 2500 60 0000 C CNN F 1 "7400" H 6600 2350 60 0000 C CNN F 2 "SMD_Packages:SOIC-14_N" H 6600 2450 60 0001 C CNN F 3 "" H 6600 2450 60 0000 C CNN 4 6600 2450 1 0 0 -1 $EndComp $Comp L D D4 U 1 1 5553D271 P 1750 2300 F 0 "D4" H 1750 2400 50 0000 C CNN F 1 "1N4148" H 1750 2200 50 0000 C CNN F 2 "Diodes_SMD:SOD-323" H 1750 2300 60 0001 C CNN F 3 "" H 1750 2300 60 0000 C CNN 1 1750 2300 0 -1 -1 0 $EndComp Wire Wire Line 1400 5400 2050 5400 Wire Wire Line 3850 5100 3850 5500 Wire Wire Line 2500 5750 2500 6000 Wire Wire Line 1400 5800 1400 6000 Wire Wire Line 3850 5800 3850 6000 Wire Wire Line 1200 6400 1900 6400 Wire Wire Line 1900 6400 1900 5550 Wire Wire Line 1900 5550 2050 5550 Wire Wire Line 1400 5150 1400 5500 Connection ~ 1400 5400 Wire Wire Line 2950 5400 3000 5400 Wire Wire Line 3300 5400 3850 5400 Connection ~ 3850 5400 Wire Wire Line 1500 2000 1500 2150 Wire Wire Line 1500 2450 1500 2650 Wire Wire Line 1500 2550 1950 2550 Connection ~ 1500 2550 Wire Wire Line 1500 2950 1500 3050 Wire Wire Line 7200 2450 7350 2450 Wire Wire Line 3150 2550 3250 2550 Wire Wire Line 1950 2450 1950 2650 Wire Wire Line 3250 2450 3250 2650 Connection ~ 3250 2550 Wire Wire Line 4450 2550 4550 2550 Wire Wire Line 6000 2350 6000 2550 Wire Wire Line 5750 2450 6000 2450 Connection ~ 6000 2450 Wire Wire Line 1500 2100 1750 2100 Wire Wire Line 1750 2100 1750 2150 Connection ~ 1500 2100 Wire Wire Line 1750 2550 1750 2450 Connection ~ 1950 2550 Connection ~ 1750 2550 Text GLabel 3450 1500 0 60 Input ~ 0 ~RESET Wire Wire Line 3450 1500 4450 1500 Wire Wire Line 4450 1500 4450 2350 Wire Wire Line 4450 2350 4550 2350 Text Notes 1950 3200 0 60 ~ 0 Reset circut Text Notes 2050 6650 0 60 ~ 0 Power $Comp L C C14 U 1 1 55540D5A P 8200 1450 F 0 "C14" H 8225 1550 50 0000 L CNN F 1 "0.1uc" H 8225 1350 50 0000 L CNN F 2 "Capacitors_SMD:C_0603" H 8238 1300 30 0001 C CNN F 3 "" H 8200 1450 60 0000 C CNN 1 8200 1450 1 0 0 -1 $EndComp $Comp L GND #PWR045 U 1 1 55540F3D P 8200 1750 F 0 "#PWR045" H 8200 1500 50 0001 C CNN F 1 "GND" H 8200 1600 50 0000 C CNN F 2 "" H 8200 1750 60 0000 C CNN F 3 "" H 8200 1750 60 0000 C CNN 1 8200 1750 1 0 0 -1 $EndComp $Comp L VCC #PWR046 U 1 1 55540F5D P 8200 1150 F 0 "#PWR046" H 8200 1000 50 0001 C CNN F 1 "VCC" H 8200 1300 50 0000 C CNN F 2 "" H 8200 1150 60 0000 C CNN F 3 "" H 8200 1150 60 0000 C CNN 1 8200 1150 1 0 0 -1 $EndComp Wire Wire Line 8200 1150 8200 1300 Wire Wire Line 8200 1600 8200 1750 Wire Wire Line 4400 5100 4400 6000 $Comp L GND #PWR047 U 1 1 5556FEFE P 4400 6000 F 0 "#PWR047" H 4400 5750 50 0001 C CNN F 1 "GND" H 4400 5850 50 0000 C CNN F 2 "" H 4400 6000 60 0000 C CNN F 3 "" H 4400 6000 60 0000 C CNN 1 4400 6000 1 0 0 -1 $EndComp $Comp L PWR_FLAG #FLG048 U 1 1 5556FEDE P 4400 5100 F 0 "#FLG048" H 4400 5195 50 0001 C CNN F 1 "PWR_FLAG" H 4400 5280 50 0000 C CNN F 2 "" H 4400 5100 60 0000 C CNN F 3 "" H 4400 5100 60 0000 C CNN 1 4400 5100 1 0 0 -1 $EndComp $Comp L PWR_FLAG #FLG049 U 1 1 5556FEBE P 1800 5150 F 0 "#FLG049" H 1800 5245 50 0001 C CNN F 1 "PWR_FLAG" H 1800 5330 50 0000 C CNN F 2 "" H 1800 5150 60 0000 C CNN F 3 "" H 1800 5150 60 0000 C CNN 1 1800 5150 1 0 0 -1 $EndComp Wire Wire Line 1800 5150 1800 5400 Connection ~ 1800 5400 $Comp L PWR_FLAG #FLG050 U 1 1 555892B0 P 3500 5100 F 0 "#FLG050" H 3500 5195 50 0001 C CNN F 1 "PWR_FLAG" H 3500 5280 50 0000 C CNN F 2 "" H 3500 5100 60 0000 C CNN F 3 "" H 3500 5100 60 0000 C CNN 1 3500 5100 1 0 0 -1 $EndComp Wire Wire Line 3500 5100 3500 5400 Connection ~ 3500 5400 $Comp L R R5 U 1 1 555895AE P 3150 5400 F 0 "R5" V 3230 5400 50 0000 C CNN F 1 "0" V 3150 5400 50 0000 C CNN F 2 "Resistors_SMD:R_1206" V 3080 5400 30 0001 C CNN F 3 "" H 3150 5400 30 0000 C CNN 1 3150 5400 0 1 1 0 $EndComp $EndSCHEMATC