EESchema Schematic File Version 4 LIBS:nubus-to-ztex-cache EELAYER 26 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 7 7 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L power:+3.3V #PWR0186 U 1 1 614DF0DE P 4450 2650 F 0 "#PWR0186" H 4450 2500 50 0001 C CNN F 1 "+3.3V" V 4465 2778 50 0000 L CNN F 2 "" H 4450 2650 50 0001 C CNN F 3 "" H 4450 2650 50 0001 C CNN 1 4450 2650 0 1 1 0 $EndComp $Comp L power:GND #PWR0187 U 1 1 614DF10D P 3650 2950 F 0 "#PWR0187" H 3650 2700 50 0001 C CNN F 1 "GND" V 3655 2822 50 0000 R CNN F 2 "" H 3650 2950 50 0001 C CNN F 3 "" H 3650 2950 50 0001 C CNN 1 3650 2950 0 1 1 0 $EndComp Text GLabel 3650 2650 0 50 Input ~ 0 I2C0_SDA Text GLabel 3650 2750 0 50 Input ~ 0 I2C0_SCL $Comp L AT30TS74:AT30TS74 U7 U 1 1 614DD452 P 3850 2500 F 0 "U7" H 3850 2575 50 0000 C CNN F 1 "AT30TS74" H 3850 2484 50 0000 C CNN F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 3850 2500 50 0001 C CNN F 3 "" H 3850 2500 50 0001 C CNN F 4 "AT30TS74-SS8M-T" H 3850 2500 50 0001 C CNN "MPN" 1 3850 2500 1 0 0 -1 $EndComp Wire Wire Line 4300 3050 3650 3050 Wire Wire Line 3650 3050 3650 2950 $Comp L Device:C C? U 1 1 614E9ADA P 4450 2800 AR Path="/5F679B53/614E9ADA" Ref="C?" Part="1" AR Path="/5F69F4EF/614E9ADA" Ref="C?" Part="1" AR Path="/612F7B0A/614E9ADA" Ref="C?" Part="1" AR Path="/614DC806/614E9ADA" Ref="C37" Part="1" AR Path="/61A3E507/614E9ADA" Ref="C17" Part="1" F 0 "C17" H 4475 2900 50 0000 L CNN F 1 "10nF" H 4475 2700 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 4488 2650 50 0001 C CNN F 3 "" H 4450 2800 50 0000 C CNN F 4 "www.yageo.com" H 4450 2800 50 0001 C CNN "MNF1_URL" F 5 "CC0603KRX7R8BB103" H 4450 2800 50 0001 C CNN "MPN" F 6 "603-CC603KRX7R8BB103" H 4450 2800 50 0001 C CNN "Mouser" F 7 "?" H 4450 2800 50 0001 C CNN "Digikey" F 8 "?" H 4450 2800 50 0001 C CNN "LCSC" F 9 "?" H 4450 2800 50 0001 C CNN "Koncar" F 10 "TB" H 4450 2800 50 0001 C CNN "Side" 1 4450 2800 1 0 0 -1 $EndComp Wire Wire Line 4300 2650 4450 2650 Connection ~ 4450 2650 Wire Wire Line 4450 2950 4450 3050 Wire Wire Line 4450 3050 4300 3050 Connection ~ 4300 3050 $Comp L power:+3.3V #PWR0188 U 1 1 614FE86A P 6200 2650 F 0 "#PWR0188" H 6200 2500 50 0001 C CNN F 1 "+3.3V" V 6215 2778 50 0000 L CNN F 2 "" H 6200 2650 50 0001 C CNN F 3 "" H 6200 2650 50 0001 C CNN 1 6200 2650 0 1 1 0 $EndComp $Comp L power:GND #PWR0189 U 1 1 614FE870 P 5400 2950 F 0 "#PWR0189" H 5400 2700 50 0001 C CNN F 1 "GND" V 5405 2822 50 0000 R CNN F 2 "" H 5400 2950 50 0001 C CNN F 3 "" H 5400 2950 50 0001 C CNN 1 5400 2950 0 1 1 0 $EndComp Text GLabel 5400 2650 0 50 Input ~ 0 I2C0_SDA Text GLabel 5400 2750 0 50 Input ~ 0 I2C0_SCL $Comp L AT30TS74:AT30TS74 U8 U 1 1 614FE879 P 5600 2500 F 0 "U8" H 5600 2575 50 0000 C CNN F 1 "AT30TS74" H 5600 2484 50 0000 C CNN F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 5600 2500 50 0001 C CNN F 3 "" H 5600 2500 50 0001 C CNN F 4 "AT30TS74-SS8M-T" H 5600 2500 50 0001 C CNN "MPN" 1 5600 2500 1 0 0 -1 $EndComp Wire Wire Line 6050 3050 5400 3050 Wire Wire Line 5400 3050 5400 2950 $Comp L Device:C C? U 1 1 614FE88F P 6200 2800 AR Path="/5F679B53/614FE88F" Ref="C?" Part="1" AR Path="/5F69F4EF/614FE88F" Ref="C?" Part="1" AR Path="/612F7B0A/614FE88F" Ref="C?" Part="1" AR Path="/614DC806/614FE88F" Ref="C38" Part="1" AR Path="/61A3E507/614FE88F" Ref="C18" Part="1" F 0 "C18" H 6225 2900 50 0000 L CNN F 1 "10nF" H 6225 2700 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 6238 2650 50 0001 C CNN F 3 "" H 6200 2800 50 0000 C CNN F 4 "www.yageo.com" H 6200 2800 50 0001 C CNN "MNF1_URL" F 5 "CC0603KRX7R8BB103" H 6200 2800 50 0001 C CNN "MPN" F 6 "603-CC603KRX7R8BB103" H 6200 2800 50 0001 C CNN "Mouser" F 7 "?" H 6200 2800 50 0001 C CNN "Digikey" F 8 "?" H 6200 2800 50 0001 C CNN "LCSC" F 9 "?" H 6200 2800 50 0001 C CNN "Koncar" F 10 "TB" H 6200 2800 50 0001 C CNN "Side" 1 6200 2800 1 0 0 -1 $EndComp Wire Wire Line 6050 2650 6200 2650 Connection ~ 6200 2650 Wire Wire Line 6200 2950 6200 3050 Wire Wire Line 6200 3050 6050 3050 Connection ~ 6050 3050 Wire Wire Line 6050 2750 6050 2650 Text GLabel 4850 3900 0 50 Input ~ 0 I2C0_SDA Text GLabel 4850 4000 0 50 Input ~ 0 I2C0_SCL $Comp L Device:R R? U 1 1 615B74CC P 5000 3900 AR Path="/5F6B165A/615B74CC" Ref="R?" Part="1" AR Path="/5F679B53/615B74CC" Ref="R?" Part="1" AR Path="/5F69F4EF/615B74CC" Ref="R?" Part="1" AR Path="/60D72F2C/615B74CC" Ref="R?" Part="1" AR Path="/613A7DE5/615B74CC" Ref="R?" Part="1" AR Path="/6135E2FA/615B74CC" Ref="R?" Part="1" AR Path="/614DC806/615B74CC" Ref="R27" Part="1" AR Path="/61A3E507/615B74CC" Ref="R21" Part="1" F 0 "R21" V 5080 3900 50 0000 C CNN F 1 "5.6k" V 5000 3900 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" V 4930 3900 50 0001 C CNN F 3 "" H 5000 3900 50 0000 C CNN F 4 "0603WAF5601T5E" V 5000 3900 50 0001 C CNN "MPN" 1 5000 3900 0 -1 -1 0 $EndComp $Comp L Device:R R? U 1 1 615B77EC P 5000 4000 AR Path="/5F6B165A/615B77EC" Ref="R?" Part="1" AR Path="/5F679B53/615B77EC" Ref="R?" Part="1" AR Path="/5F69F4EF/615B77EC" Ref="R?" Part="1" AR Path="/60D72F2C/615B77EC" Ref="R?" Part="1" AR Path="/613A7DE5/615B77EC" Ref="R?" Part="1" AR Path="/6135E2FA/615B77EC" Ref="R?" Part="1" AR Path="/614DC806/615B77EC" Ref="R28" Part="1" AR Path="/61A3E507/615B77EC" Ref="R22" Part="1" F 0 "R22" V 5080 4000 50 0000 C CNN F 1 "5.6k" V 5000 4000 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" V 4930 4000 50 0001 C CNN F 3 "" H 5000 4000 50 0000 C CNN F 4 "0603WAF5601T5E" V 5000 4000 50 0001 C CNN "MPN" 1 5000 4000 0 -1 -1 0 $EndComp $Comp L power:+3.3V #PWR0190 U 1 1 615B78C7 P 5150 3900 F 0 "#PWR0190" H 5150 3750 50 0001 C CNN F 1 "+3.3V" V 5165 4028 50 0000 L CNN F 2 "" H 5150 3900 50 0001 C CNN F 3 "" H 5150 3900 50 0001 C CNN 1 5150 3900 0 1 1 0 $EndComp $Comp L power:+3.3V #PWR0191 U 1 1 615B7996 P 5150 4000 F 0 "#PWR0191" H 5150 3850 50 0001 C CNN F 1 "+3.3V" V 5165 4128 50 0000 L CNN F 2 "" H 5150 4000 50 0001 C CNN F 3 "" H 5150 4000 50 0001 C CNN 1 5150 4000 0 1 1 0 $EndComp Text Notes 4700 4200 0 50 ~ 0 I2C required pullups Wire Wire Line 4300 2750 4300 3050 Wire Wire Line 6050 2850 6050 3050 $EndSCHEMATC