EESchema Schematic File Version 2 LIBS:rsm_analogue-rescue 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:rpi_sm LIBS:rsm_analogue-cache EELAYER 25 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 2 3 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L TDA1543 D1 U 1 1 5B033CA5 P 2725 3350 F 0 "D1" H 2450 3750 60 0000 C CNN F 1 "TDA1543" H 2975 2975 60 0000 C CNN F 2 "Housings_DIP:DIP-8_W7.62mm" H 2725 3350 60 0001 C CNN F 3 "" H 2725 3350 60 0000 C CNN 1 2725 3350 1 0 0 -1 $EndComp $Comp L NE5532-RESCUE-rsm_analogue D2 U 1 1 5B033CAC P 4575 2450 F 0 "D2" H 4650 2625 60 0000 C CNN F 1 "NE5532" H 4750 2275 60 0000 C CNN F 2 "rpi_sm:SOP8" H 4575 2450 60 0001 C CNN F 3 "" H 4575 2450 60 0000 C CNN 1 4575 2450 1 0 0 -1 $EndComp $Comp L NE5532-RESCUE-rsm_analogue D2 U 2 1 5B033CB3 P 4575 4200 F 0 "D2" H 4650 4375 60 0000 C CNN F 1 "NE5532" H 4750 4025 60 0000 C CNN F 2 "rpi_sm:SOP8" H 4575 4200 60 0001 C CNN F 3 "" H 4575 4200 60 0000 C CNN 2 4575 4200 1 0 0 -1 $EndComp $Comp L C C2 U 1 1 5B033CBA P 4575 3200 F 0 "C2" V 4625 3250 50 0000 L CNN F 1 "3.3n" V 4625 2950 50 0000 L CNN F 2 "Capacitors_SMD:C_0603_HandSoldering" V 4613 3050 50 0001 C CNN F 3 "" H 4575 3200 50 0000 C CNN 1 4575 3200 0 1 1 0 $EndComp $Comp L C C3 U 1 1 5B033CC1 P 4575 4950 F 0 "C3" V 4625 5050 50 0000 L CNN F 1 "3.3n" V 4625 4700 50 0000 L CNN F 2 "Capacitors_SMD:C_0603_HandSoldering" V 4613 4800 50 0001 C CNN F 3 "" H 4575 4950 50 0000 C CNN 1 4575 4950 0 1 1 0 $EndComp $Comp L R R2 U 1 1 5B033CC8 P 4575 3450 F 0 "R2" V 4655 3450 50 0000 C CNN F 1 "1.2K" V 4575 3450 50 0000 C CNN F 2 "Resistors_SMD:R_0603_HandSoldering" V 4505 3450 50 0001 C CNN F 3 "" H 4575 3450 50 0000 C CNN 1 4575 3450 0 1 1 0 $EndComp $Comp L R R3 U 1 1 5B033CCF P 4575 5200 F 0 "R3" V 4655 5200 50 0000 C CNN F 1 "1.2K" V 4575 5200 50 0000 C CNN F 2 "Resistors_SMD:R_0603_HandSoldering" V 4505 5200 50 0001 C CNN F 3 "" H 4575 5200 50 0000 C CNN 1 4575 5200 0 1 1 0 $EndComp $Comp L C C1 U 1 1 5B033CD6 P 3175 2450 F 0 "C1" H 3200 2550 50 0000 L CNN F 1 "0.1u" H 3200 2350 50 0000 L CNN F 2 "Capacitors_SMD:C_0805_HandSoldering" H 3213 2300 50 0001 C CNN F 3 "" H 3175 2450 50 0000 C CNN 1 3175 2450 1 0 0 -1 $EndComp $Comp L GND #PWR022 U 1 1 5B033CDD P 2725 3950 F 0 "#PWR022" H 2725 3700 50 0001 C CNN F 1 "GND" H 2725 3800 50 0000 C CNN F 2 "" H 2725 3950 50 0000 C CNN F 3 "" H 2725 3950 50 0000 C CNN 1 2725 3950 1 0 0 -1 $EndComp $Comp L VAA #PWR023 U 1 1 5B033CE3 P 4525 2050 F 0 "#PWR023" H 4525 1900 50 0001 C CNN F 1 "VAA" H 4525 2200 50 0000 C CNN F 2 "" H 4525 2050 50 0000 C CNN F 3 "" H 4525 2050 50 0000 C CNN 1 4525 2050 1 0 0 -1 $EndComp $Comp L VAA #PWR024 U 1 1 5B033CE9 P 4525 3800 F 0 "#PWR024" H 4525 3650 50 0001 C CNN F 1 "VAA" H 4525 3950 50 0000 C CNN F 2 "" H 4525 3800 50 0000 C CNN F 3 "" H 4525 3800 50 0000 C CNN 1 4525 3800 1 0 0 -1 $EndComp $Comp L VDD #PWR025 U 1 1 5B033CFB P 2725 2750 F 0 "#PWR025" H 2725 2600 50 0001 C CNN F 1 "VDD" H 2725 2900 50 0000 C CNN F 2 "" H 2725 2750 50 0000 C CNN F 3 "" H 2725 2750 50 0000 C CNN 1 2725 2750 1 0 0 -1 $EndComp $Comp L VDD #PWR026 U 1 1 5B033D01 P 3175 2250 F 0 "#PWR026" H 3175 2100 50 0001 C CNN F 1 "VDD" H 3175 2400 50 0000 C CNN F 2 "" H 3175 2250 50 0000 C CNN F 3 "" H 3175 2250 50 0000 C CNN 1 3175 2250 1 0 0 -1 $EndComp Text GLabel 1350 3250 0 60 Input ~ 0 I2S_DATA Text GLabel 1825 3350 0 60 Input ~ 0 I2S_BCK Text GLabel 1350 3450 0 60 Input ~ 0 I2S_WS $Comp L GND #PWR027 U 1 1 5B033D0A P 3175 2650 F 0 "#PWR027" H 3175 2400 50 0001 C CNN F 1 "GND" H 3175 2500 50 0000 C CNN F 2 "" H 3175 2650 50 0000 C CNN F 3 "" H 3175 2650 50 0000 C CNN 1 3175 2650 1 0 0 -1 $EndComp Wire Wire Line 2725 2750 2725 2850 Wire Wire Line 1350 3250 2225 3250 Wire Wire Line 1825 3350 2225 3350 Connection ~ 3825 3350 Wire Wire Line 3225 3150 3525 3150 Wire Wire Line 3525 3150 3525 2550 Wire Wire Line 3525 2550 4150 2550 Wire Wire Line 3225 3550 3575 3550 Wire Wire Line 3575 3550 3575 4300 Wire Wire Line 3575 4300 4150 4300 Wire Wire Line 4525 2800 4525 2925 Wire Wire Line 4425 3200 4125 3200 Wire Wire Line 4125 2550 4125 3450 Connection ~ 4125 2550 Wire Wire Line 5025 2450 5025 3450 Wire Wire Line 5025 3200 4725 3200 Wire Wire Line 4125 3450 4425 3450 Connection ~ 4125 3200 Wire Wire Line 5025 3450 4725 3450 Connection ~ 5025 3200 Wire Wire Line 4125 4300 4125 5200 Wire Wire Line 4125 4950 4425 4950 Connection ~ 4125 4300 Wire Wire Line 4125 5200 4425 5200 Connection ~ 4125 4950 Wire Wire Line 4725 4950 5025 4950 Wire Wire Line 5025 4200 5025 5200 Wire Wire Line 5025 5200 4725 5200 Connection ~ 5025 4950 Wire Wire Line 4525 3850 4525 3800 Wire Wire Line 4525 2100 4525 2050 Connection ~ 5025 2450 Connection ~ 5025 4200 Wire Wire Line 4975 4200 5450 4200 Wire Wire Line 3175 2250 3175 2300 Wire Wire Line 3175 2650 3175 2600 Wire Wire Line 2725 3950 2725 3850 Wire Wire Line 1350 3450 2225 3450 Wire Wire Line 3225 3350 3825 3350 Wire Wire Line 4150 2350 3825 2350 Wire Wire Line 3825 2350 3825 4100 Wire Wire Line 3825 4100 4150 4100 Wire Wire Line 4525 4550 4525 4650 Text GLabel 4625 2925 2 60 UnSpc ~ 0 IV_VEE Wire Wire Line 4525 2925 4625 2925 Text GLabel 4625 4650 2 60 UnSpc ~ 0 IV_VEE Wire Wire Line 4525 4650 4625 4650 $Comp L R R1 U 1 1 5B034080 P 3300 3750 F 0 "R1" V 3380 3750 50 0000 C CNN F 1 "0" V 3300 3750 50 0000 C CNN F 2 "Resistors_ThroughHole:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" H 3230 3750 50 0001 C CNN F 3 "" H 3300 3750 50 0001 C CNN 1 3300 3750 1 0 0 -1 $EndComp $Comp L GNDA #PWR028 U 1 1 5B03729D P 3300 3950 F 0 "#PWR028" H 3300 3700 50 0001 C CNN F 1 "GNDA" H 3300 3800 50 0000 C CNN F 2 "" H 3300 3950 50 0001 C CNN F 3 "" H 3300 3950 50 0001 C CNN 1 3300 3950 1 0 0 -1 $EndComp Wire Wire Line 3300 3950 3300 3900 Wire Wire Line 3300 3600 3300 3350 Connection ~ 3300 3350 Text GLabel 7450 2550 2 60 Output ~ 0 DAC_LEFT Text GLabel 7425 4300 2 60 Output ~ 0 DAC_RIGHT $Comp L R R5 U 1 1 5B0381F0 P 5625 2450 F 0 "R5" V 5705 2450 50 0000 C CNN F 1 "2.2K" V 5625 2450 50 0000 C CNN F 2 "Resistors_SMD:R_0603_HandSoldering" H 5555 2450 50 0001 C CNN F 3 "" H 5625 2450 50 0001 C CNN 1 5625 2450 0 1 1 0 $EndComp $Comp L R R7 U 1 1 5B03828D P 6100 2450 F 0 "R7" V 6180 2450 50 0000 C CNN F 1 "2.2K" V 6100 2450 50 0000 C CNN F 2 "Resistors_SMD:R_0603_HandSoldering" H 6030 2450 50 0001 C CNN F 3 "" H 6100 2450 50 0001 C CNN 1 6100 2450 0 1 1 0 $EndComp $Comp L C C5 U 1 1 5B0382E6 P 5875 2675 F 0 "C5" H 5900 2775 50 0000 L CNN F 1 "470p" H 5900 2575 50 0000 L CNN F 2 "Capacitors_SMD:C_0603_HandSoldering" V 5913 2525 50 0001 C CNN F 3 "" H 5875 2675 50 0001 C CNN 1 5875 2675 1 0 0 -1 $EndComp $Comp L C C7 U 1 1 5B038355 P 6325 2675 F 0 "C7" H 6350 2775 50 0000 L CNN F 1 "470p" H 6350 2575 50 0000 L CNN F 2 "Capacitors_SMD:C_0603_HandSoldering" V 6363 2525 50 0001 C CNN F 3 "" H 6325 2675 50 0001 C CNN 1 6325 2675 1 0 0 -1 $EndComp $Comp L R R9 U 1 1 5B038417 P 6225 3325 F 0 "R9" V 6305 3325 50 0000 C CNN F 1 "1K" V 6225 3325 50 0000 C CNN F 2 "Resistors_SMD:R_0603_HandSoldering" H 6155 3325 50 0001 C CNN F 3 "" H 6225 3325 50 0001 C CNN 1 6225 3325 0 1 1 0 $EndComp $Comp L R R11 U 1 1 5B03847C P 6900 3325 F 0 "R11" V 6980 3325 50 0000 C CNN F 1 "2.2K" V 6900 3325 50 0000 C CNN F 2 "Resistors_SMD:R_0603_HandSoldering" H 6830 3325 50 0001 C CNN F 3 "" H 6900 3325 50 0001 C CNN 1 6900 3325 0 1 1 0 $EndComp Wire Wire Line 5775 2450 5950 2450 Wire Wire Line 5875 2525 5875 2450 Connection ~ 5875 2450 $Comp L GNDA #PWR029 U 1 1 5B0387A5 P 5875 2875 F 0 "#PWR029" H 5875 2625 50 0001 C CNN F 1 "GNDA" H 5875 2725 50 0000 C CNN F 2 "" H 5875 2875 50 0001 C CNN F 3 "" H 5875 2875 50 0001 C CNN 1 5875 2875 1 0 0 -1 $EndComp Wire Wire Line 6250 2450 6600 2450 Wire Wire Line 6325 2450 6325 2525 $Comp L GNDA #PWR030 U 1 1 5B038911 P 6325 2875 F 0 "#PWR030" H 6325 2625 50 0001 C CNN F 1 "GNDA" H 6325 2725 50 0000 C CNN F 2 "" H 6325 2875 50 0001 C CNN F 3 "" H 6325 2875 50 0001 C CNN 1 6325 2875 1 0 0 -1 $EndComp Wire Wire Line 6325 2875 6325 2825 Wire Wire Line 5875 2875 5875 2825 Connection ~ 6325 2450 Wire Wire Line 7200 2550 7450 2550 Wire Wire Line 7250 2550 7250 3325 Wire Wire Line 7250 3325 7050 3325 Wire Wire Line 6600 2650 6550 2650 Wire Wire Line 6550 2650 6550 3325 Wire Wire Line 6375 3325 6750 3325 Connection ~ 6550 3325 $Comp L GNDA #PWR031 U 1 1 5B038D9C P 6000 3400 F 0 "#PWR031" H 6000 3150 50 0001 C CNN F 1 "GNDA" H 6000 3250 50 0000 C CNN F 2 "" H 6000 3400 50 0001 C CNN F 3 "" H 6000 3400 50 0001 C CNN 1 6000 3400 1 0 0 -1 $EndComp Wire Wire Line 6000 3400 6000 3325 Wire Wire Line 6000 3325 6075 3325 $Comp L +12VA #PWR032 U 1 1 5B038E59 P 6800 2200 F 0 "#PWR032" H 6800 2050 50 0001 C CNN F 1 "+12VA" H 6800 2350 50 0000 C CNN F 2 "" H 6800 2200 50 0001 C CNN F 3 "" H 6800 2200 50 0001 C CNN 1 6800 2200 1 0 0 -1 $EndComp Wire Wire Line 6800 2250 6800 2200 $Comp L OPA2134 D8 U 2 1 5B038F3F P 6875 4300 F 0 "D8" H 6875 4500 50 0000 L CNN F 1 "OPA2134" H 6875 4100 50 0000 L CNN F 2 "rpi_sm:SOP8" H 6875 4300 50 0000 C CNN F 3 "" H 6875 4300 50 0001 C CNN 2 6875 4300 1 0 0 -1 $EndComp $Comp L OPA2134 D8 U 1 1 5B038FB8 P 6900 2550 F 0 "D8" H 6900 2750 50 0000 L CNN F 1 "OPA2134" H 6900 2350 50 0000 L CNN F 2 "rpi_sm:SOP8" H 6900 2550 50 0000 C CNN F 3 "" H 6900 2550 50 0001 C CNN 1 6900 2550 1 0 0 -1 $EndComp Connection ~ 7250 2550 $Comp L R R4 U 1 1 5B039688 P 5600 4200 F 0 "R4" V 5680 4200 50 0000 C CNN F 1 "2.2K" V 5600 4200 50 0000 C CNN F 2 "Resistors_SMD:R_0603_HandSoldering" H 5530 4200 50 0001 C CNN F 3 "" H 5600 4200 50 0001 C CNN 1 5600 4200 0 1 1 0 $EndComp $Comp L R R6 U 1 1 5B03968E P 6075 4200 F 0 "R6" V 6155 4200 50 0000 C CNN F 1 "2.2K" V 6075 4200 50 0000 C CNN F 2 "Resistors_SMD:R_0603_HandSoldering" H 6005 4200 50 0001 C CNN F 3 "" H 6075 4200 50 0001 C CNN 1 6075 4200 0 1 1 0 $EndComp $Comp L C C4 U 1 1 5B039694 P 5850 4425 F 0 "C4" H 5875 4525 50 0000 L CNN F 1 "470p" H 5875 4325 50 0000 L CNN F 2 "Capacitors_SMD:C_0603_HandSoldering" V 5888 4275 50 0001 C CNN F 3 "" H 5850 4425 50 0001 C CNN 1 5850 4425 1 0 0 -1 $EndComp $Comp L C C6 U 1 1 5B03969A P 6300 4425 F 0 "C6" H 6325 4525 50 0000 L CNN F 1 "470p" H 6325 4325 50 0000 L CNN F 2 "Capacitors_SMD:C_0603_HandSoldering" V 6338 4275 50 0001 C CNN F 3 "" H 6300 4425 50 0001 C CNN 1 6300 4425 1 0 0 -1 $EndComp $Comp L R R8 U 1 1 5B0396A0 P 6200 5075 F 0 "R8" V 6280 5075 50 0000 C CNN F 1 "1K" V 6200 5075 50 0000 C CNN F 2 "Resistors_SMD:R_0603_HandSoldering" H 6130 5075 50 0001 C CNN F 3 "" H 6200 5075 50 0001 C CNN 1 6200 5075 0 1 1 0 $EndComp $Comp L R R10 U 1 1 5B0396A6 P 6875 5075 F 0 "R10" V 6955 5075 50 0000 C CNN F 1 "2.2K" V 6875 5075 50 0000 C CNN F 2 "Resistors_SMD:R_0603_HandSoldering" H 6805 5075 50 0001 C CNN F 3 "" H 6875 5075 50 0001 C CNN 1 6875 5075 0 1 1 0 $EndComp Wire Wire Line 5750 4200 5925 4200 Wire Wire Line 5850 4275 5850 4200 Connection ~ 5850 4200 $Comp L GNDA #PWR033 U 1 1 5B0396AF P 5850 4625 F 0 "#PWR033" H 5850 4375 50 0001 C CNN F 1 "GNDA" H 5850 4475 50 0000 C CNN F 2 "" H 5850 4625 50 0001 C CNN F 3 "" H 5850 4625 50 0001 C CNN 1 5850 4625 1 0 0 -1 $EndComp Wire Wire Line 6225 4200 6575 4200 Wire Wire Line 6300 4200 6300 4275 $Comp L GNDA #PWR034 U 1 1 5B0396B7 P 6300 4625 F 0 "#PWR034" H 6300 4375 50 0001 C CNN F 1 "GNDA" H 6300 4475 50 0000 C CNN F 2 "" H 6300 4625 50 0001 C CNN F 3 "" H 6300 4625 50 0001 C CNN 1 6300 4625 1 0 0 -1 $EndComp Wire Wire Line 6300 4625 6300 4575 Wire Wire Line 5850 4625 5850 4575 Connection ~ 6300 4200 Wire Wire Line 7175 4300 7425 4300 Wire Wire Line 7225 4300 7225 5075 Wire Wire Line 7225 5075 7025 5075 Wire Wire Line 6575 4400 6525 4400 Wire Wire Line 6525 4400 6525 5075 Wire Wire Line 6350 5075 6725 5075 Connection ~ 6525 5075 $Comp L GNDA #PWR035 U 1 1 5B0396C7 P 5975 5150 F 0 "#PWR035" H 5975 4900 50 0001 C CNN F 1 "GNDA" H 5975 5000 50 0000 C CNN F 2 "" H 5975 5150 50 0001 C CNN F 3 "" H 5975 5150 50 0001 C CNN 1 5975 5150 1 0 0 -1 $EndComp Wire Wire Line 5975 5150 5975 5075 Wire Wire Line 5975 5075 6050 5075 $Comp L +12VA #PWR036 U 1 1 5B0396CF P 6775 3950 F 0 "#PWR036" H 6775 3800 50 0001 C CNN F 1 "+12VA" H 6775 4100 50 0000 C CNN F 2 "" H 6775 3950 50 0001 C CNN F 3 "" H 6775 3950 50 0001 C CNN 1 6775 3950 1 0 0 -1 $EndComp Wire Wire Line 6775 4000 6775 3950 Connection ~ 7225 4300 Wire Wire Line 4975 2450 5475 2450 Wire Wire Line 6800 2850 6800 2925 Wire Wire Line 6775 4600 6775 4650 $Comp L -12VA #PWR037 U 1 1 5B049B5C P 6800 2925 F 0 "#PWR037" H 6800 2775 50 0001 C CNN F 1 "-12VA" H 6800 3065 50 0000 C CNN F 2 "" H 6800 2925 50 0001 C CNN F 3 "" H 6800 2925 50 0001 C CNN 1 6800 2925 -1 0 0 1 $EndComp $Comp L -12VA #PWR038 U 1 1 5B049DBF P 6775 4650 F 0 "#PWR038" H 6775 4500 50 0001 C CNN F 1 "-12VA" H 6775 4790 50 0000 C CNN F 2 "" H 6775 4650 50 0001 C CNN F 3 "" H 6775 4650 50 0001 C CNN 1 6775 4650 -1 0 0 1 $EndComp $EndSCHEMATC