EESchema Schematic File Version 2 date Thu 05 Aug 2010 12:50:29 PM CEST LIBS:power LIBS:device LIBS:transistors LIBS:conn LIBS:linear LIBS:regul LIBS:74xx LIBS:cmos4000 LIBS:adc-dac LIBS:memory LIBS:xilinx LIBS:special 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:snescart LIBS:misc-74 LIBS:vreg LIBS:lpc1754 LIBS:sd_card LIBS:cy62148ev30 LIBS:mt45w8mw16 LIBS:cs4344 LIBS:double_sch_kcom LIBS:usb_minib LIBS:mic23250 LIBS:sd2snes-cache EELAYER 24 0 EELAYER END $Descr A4 11700 8267 Sheet 3 6 Title "sd2snes Mark II" Date "5 aug 2010" Rev "A" Comp "Maximilian Rehkopf" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr Text Notes 7050 7000 0 250 ~ 50 Memory Text Notes 7300 1300 0 50 ~ 0 SRAM battery power Text Notes 9800 5300 0 50 ~ 0 Battery power OE switch $Comp L +3.3V #PWR030 U 1 1 4BF2FE97 P 8350 5050 F 0 "#PWR030" H 8350 5010 30 0001 C CNN F 1 "+3.3V" H 8350 5160 30 0000 C CNN 1 8350 5050 1 0 0 -1 $EndComp Wire Wire Line 8350 5050 8350 5250 Wire Wire Line 8350 5250 8500 5250 Connection ~ 9150 5250 Wire Wire Line 9150 5450 9150 5250 Connection ~ 9600 2000 Wire Wire Line 9600 2000 9600 3350 Wire Wire Line 10500 2000 10350 2000 Wire Wire Line 8400 1400 8400 1600 Wire Wire Line 8400 1600 8050 1600 Wire Wire Line 7650 1800 7650 2000 Wire Wire Line 6800 4350 6300 4350 Wire Wire Line 6800 4250 6300 4250 Wire Wire Line 6800 4150 6300 4150 Wire Wire Line 6800 4050 6300 4050 Wire Wire Line 6800 3950 6300 3950 Wire Wire Line 6800 3850 6300 3850 Wire Wire Line 6800 3750 6300 3750 Wire Wire Line 6800 3650 6300 3650 Wire Wire Line 6800 3550 6300 3550 Wire Wire Line 6800 3450 6300 3450 Wire Wire Line 6800 3350 6300 3350 Wire Wire Line 6800 3250 6300 3250 Wire Wire Line 6800 3150 6300 3150 Wire Wire Line 6800 3050 6300 3050 Wire Wire Line 6800 2950 6300 2950 Wire Wire Line 6800 2850 6300 2850 Wire Wire Line 6800 2750 6300 2750 Wire Wire Line 6800 2650 6300 2650 Wire Wire Line 6800 2550 6300 2550 Wire Wire Line 8500 3950 9000 3950 Wire Wire Line 4750 4750 4250 4750 Wire Wire Line 4250 4650 4750 4650 Wire Wire Line 4250 4350 4750 4350 Wire Wire Line 4250 4150 4750 4150 Wire Wire Line 4250 4050 4750 4050 Wire Wire Line 4250 3750 4750 3750 Wire Wire Line 4250 3650 4750 3650 Wire Wire Line 4250 3550 4750 3550 Wire Wire Line 4250 3450 4750 3450 Wire Wire Line 4250 3350 4750 3350 Wire Wire Line 4250 3250 4750 3250 Wire Wire Line 4250 3150 4750 3150 Wire Wire Line 4250 3050 4750 3050 Wire Wire Line 4250 2850 4750 2850 Wire Wire Line 4250 2750 4750 2750 Wire Wire Line 4250 2650 4750 2650 Wire Wire Line 4250 2550 4750 2550 Wire Wire Line 4250 2450 4750 2450 Wire Wire Line 4250 2350 4750 2350 Wire Wire Line 4250 2250 4750 2250 Wire Wire Line 4250 2150 4750 2150 Wire Wire Line 3550 6800 3550 6700 Wire Wire Line 7650 5000 7650 4900 Wire Wire Line 7550 4750 7550 4900 Wire Wire Line 3400 5400 3400 5300 Wire Wire Line 3300 5150 3300 5300 Wire Wire Line 3300 1750 3300 1550 Wire Wire Line 7550 2150 7550 2000 Wire Wire Line 7750 2000 7750 2150 Connection ~ 7650 2000 Wire Wire Line 3500 1750 3500 1550 Wire Wire Line 3500 5150 3500 5300 Wire Wire Line 3500 5300 3300 5300 Connection ~ 3400 5300 Wire Wire Line 7750 4750 7750 4900 Wire Wire Line 7750 4900 7550 4900 Connection ~ 7650 4900 Wire Wire Line 3550 7200 3550 7300 Wire Wire Line 3250 7200 3250 7300 Wire Wire Line 3250 6700 3250 6800 Wire Wire Line 2550 2150 2050 2150 Wire Wire Line 2550 2250 2050 2250 Wire Wire Line 2550 2350 2050 2350 Wire Wire Line 2550 2450 2050 2450 Wire Wire Line 2550 2550 2050 2550 Wire Wire Line 2550 2650 2050 2650 Wire Wire Line 2550 2750 2050 2750 Wire Wire Line 2550 2850 2050 2850 Wire Wire Line 2550 2950 2050 2950 Wire Wire Line 2550 3050 2050 3050 Wire Wire Line 2550 3150 2050 3150 Wire Wire Line 2550 3250 2050 3250 Wire Wire Line 2550 3350 2050 3350 Wire Wire Line 2550 3450 2050 3450 Wire Wire Line 2550 3550 2050 3550 Wire Wire Line 2550 3650 2050 3650 Wire Wire Line 2550 3750 2050 3750 Wire Wire Line 2550 3850 2050 3850 Wire Wire Line 2550 3950 2050 3950 Wire Wire Line 2550 4050 2050 4050 Wire Wire Line 2550 4150 2050 4150 Wire Wire Line 2550 4250 2050 4250 Wire Wire Line 2550 4350 2050 4350 Wire Wire Line 2550 4650 2050 4650 Wire Wire Line 2550 4750 2050 4750 Wire Wire Line 2550 4550 2050 4550 Wire Wire Line 8500 4050 9000 4050 Connection ~ 4750 4750 Wire Wire Line 4750 4350 4750 5400 Connection ~ 4750 4650 Wire Wire Line 8500 2550 9000 2550 Wire Wire Line 8500 2650 9000 2650 Wire Wire Line 8500 2750 9000 2750 Wire Wire Line 8500 2850 9000 2850 Wire Wire Line 8500 2950 9000 2950 Wire Wire Line 8500 3050 9000 3050 Wire Wire Line 8500 3150 9000 3150 Wire Wire Line 8500 3250 9000 3250 Wire Wire Line 7250 1600 6900 1600 Wire Wire Line 6900 1600 6900 1400 Wire Wire Line 7550 2000 9950 2000 Connection ~ 7750 2000 Wire Wire Line 8500 3850 9600 3850 Wire Wire Line 9600 3850 9600 5050 Wire Wire Line 9000 5250 9300 5250 Wire Wire Line 9150 5950 9150 6050 Wire Wire Line 9150 6050 9600 6050 Wire Wire Line 9600 6350 9600 5450 Connection ~ 9600 6050 $Comp L GND #PWR031 U 1 1 4BF2FE7B P 9600 6350 F 0 "#PWR031" H 9600 6350 30 0001 C CNN F 1 "GND" H 9600 6280 30 0001 C CNN 1 9600 6350 1 0 0 -1 $EndComp $Comp L R R511 U 1 1 4BF2FDAF P 9600 3600 F 0 "R511" V 9680 3600 50 0000 C CNN F 1 "20k" V 9600 3600 50 0000 C CNN F 2 "SM0805_FIXEDMASK" H 9600 3600 60 0001 C CNN 1 9600 3600 1 0 0 -1 $EndComp $Comp L R R513 U 1 1 4BF2FDAC P 9150 5700 F 0 "R513" V 9230 5700 50 0000 C CNN F 1 "1k" V 9150 5700 50 0000 C CNN F 2 "SM0805_FIXEDMASK" H 9150 5700 60 0001 C CNN 1 9150 5700 1 0 0 -1 $EndComp $Comp L R R512 U 1 1 4BF2FDA9 P 8750 5250 F 0 "R512" V 8830 5250 50 0000 C CNN F 1 "4k7" V 8750 5250 50 0000 C CNN F 2 "SM0805_FIXEDMASK" H 8750 5250 60 0001 C CNN 1 8750 5250 0 1 1 0 $EndComp $Comp L NPN Q511 U 1 1 4BF2FD9F P 9500 5250 F 0 "Q511" H 9500 5100 50 0000 R CNN F 1 "2N2222A" H 9500 5400 50 0000 R CNN F 2 "SOT23EBC" H 9500 5250 60 0001 C CNN 1 9500 5250 1 0 0 -1 $EndComp $Comp L GND #PWR032 U 1 1 4BF1A006 P 10500 2000 F 0 "#PWR032" H 10500 2000 30 0001 C CNN F 1 "GND" H 10500 1930 30 0001 C CNN 1 10500 2000 0 -1 -1 0 $EndComp $Comp L +BATT #PWR033 U 1 1 4BF19EA4 P 8400 1400 F 0 "#PWR033" H 8400 1350 20 0001 C CNN F 1 "+BATT" H 8400 1500 30 0000 C CNN 1 8400 1400 1 0 0 -1 $EndComp $Comp L +3.3V #PWR034 U 1 1 4BF19E7A P 6900 1400 F 0 "#PWR034" H 6900 1360 30 0001 C CNN F 1 "+3.3V" H 6900 1510 30 0000 C CNN 1 6900 1400 1 0 0 -1 $EndComp $Comp L DOUBLE_SCH_KCOM2 D511 U 1 1 4BF19DCA P 7650 1600 F 0 "D511" H 7800 1475 60 0000 C CNN F 1 "BAT54C" H 7650 1750 60 0000 C CNN F 2 "SOT23EBC" H 7650 1600 60 0001 C CNN 1 7650 1600 1 0 0 -1 $EndComp Text Label 8600 4050 0 50 ~ 0 RAM_/WE Text Label 8600 3950 0 50 ~ 0 RAM_/OE Text Label 8600 3850 0 50 ~ 0 RAM_/CE Text Label 8600 3250 0 50 ~ 0 RAM_DQ7 Text Label 8600 3150 0 50 ~ 0 RAM_DQ6 Text Label 8600 3050 0 50 ~ 0 RAM_DQ5 Text Label 8600 2950 0 50 ~ 0 RAM_DQ4 Text Label 8600 2850 0 50 ~ 0 RAM_DQ3 Text Label 8600 2750 0 50 ~ 0 RAM_DQ2 Text Label 8600 2650 0 50 ~ 0 RAM_DQ1 Text Label 8600 2550 0 50 ~ 0 RAM_DQ0 Text Label 6400 4350 0 50 ~ 0 RAM_A18 Text Label 6400 4250 0 50 ~ 0 RAM_A17 Text Label 6400 4150 0 50 ~ 0 RAM_A16 Text Label 6400 4050 0 50 ~ 0 RAM_A15 Text Label 6400 3950 0 50 ~ 0 RAM_A14 Text Label 6400 3850 0 50 ~ 0 RAM_A13 Text Label 6400 3750 0 50 ~ 0 RAM_A12 Text Label 6400 3650 0 50 ~ 0 RAM_A11 Text Label 6400 3550 0 50 ~ 0 RAM_A10 Text Label 6400 3450 0 50 ~ 0 RAM_A9 Text Label 6400 3350 0 50 ~ 0 RAM_A8 Text Label 6400 3250 0 50 ~ 0 RAM_A7 Text Label 6400 3150 0 50 ~ 0 RAM_A6 Text Label 6400 3050 0 50 ~ 0 RAM_A5 Text Label 6400 2950 0 50 ~ 0 RAM_A4 Text Label 6400 2850 0 50 ~ 0 RAM_A3 Text Label 6400 2750 0 50 ~ 0 RAM_A2 Text Label 6400 2650 0 50 ~ 0 RAM_A1 Text Label 6400 2550 0 50 ~ 0 RAM_A0 Text Label 4350 4150 0 50 ~ 0 ROM_/UB Text Label 4350 4050 0 50 ~ 0 ROM_/LB Text Label 4350 3750 0 50 ~ 0 ROM_DQ15 Text Label 4350 3650 0 50 ~ 0 ROM_DQ14 Text Label 4350 3550 0 50 ~ 0 ROM_DQ13 Text Label 4350 3450 0 50 ~ 0 ROM_DQ12 Text Label 4350 3350 0 50 ~ 0 ROM_DQ11 Text Label 4350 3250 0 50 ~ 0 ROM_DQ10 Text Label 4350 3150 0 50 ~ 0 ROM_DQ9 Text Label 4350 3050 0 50 ~ 0 ROM_DQ8 Text Label 4350 2850 0 50 ~ 0 ROM_DQ7 Text Label 4350 2750 0 50 ~ 0 ROM_DQ6 Text Label 4350 2650 0 50 ~ 0 ROM_DQ5 Text Label 4350 2550 0 50 ~ 0 ROM_DQ4 Text Label 4350 2450 0 50 ~ 0 ROM_DQ3 Text Label 4350 2350 0 50 ~ 0 ROM_DQ2 Text Label 4350 2250 0 50 ~ 0 ROM_DQ1 Text Label 4350 2150 0 50 ~ 0 ROM_DQ0 Text Label 2100 4750 0 50 ~ 0 ROM_/WE Text Label 2100 4650 0 50 ~ 0 ROM_/OE Text Label 2100 4550 0 50 ~ 0 ROM_/CE Text Label 2100 4350 0 50 ~ 0 ROM_A22 Text Label 2100 4250 0 50 ~ 0 ROM_A21 Text Label 2100 4150 0 50 ~ 0 ROM_A20 Text Label 2100 4050 0 50 ~ 0 ROM_A19 Text Label 2100 3950 0 50 ~ 0 ROM_A18 Text Label 2100 3850 0 50 ~ 0 ROM_A17 Text Label 2100 3750 0 50 ~ 0 ROM_A16 Text Label 2100 3650 0 50 ~ 0 ROM_A15 Text Label 2100 3550 0 50 ~ 0 ROM_A14 Text Label 2100 3450 0 50 ~ 0 ROM_A13 Text Label 2100 3350 0 50 ~ 0 ROM_A12 Text Label 2100 3250 0 50 ~ 0 ROM_A11 Text Label 2100 3150 0 50 ~ 0 ROM_A10 Text Label 2100 3050 0 50 ~ 0 ROM_A9 Text Label 2100 2950 0 50 ~ 0 ROM_A8 Text Label 2100 2850 0 50 ~ 0 ROM_A7 Text Label 2100 2750 0 50 ~ 0 ROM_A6 Text Label 2100 2650 0 50 ~ 0 ROM_A5 Text Label 2100 2550 0 50 ~ 0 ROM_A4 Text Label 2100 2450 0 50 ~ 0 ROM_A3 Text Label 2100 2350 0 50 ~ 0 ROM_A2 Text Label 2100 2250 0 50 ~ 0 ROM_A1 Text Label 2100 2150 0 50 ~ 0 ROM_A0 Text GLabel 2050 4550 0 50 Input ~ 0 ROM_/CE Text GLabel 9000 4050 2 50 Input ~ 0 RAM_/WE Text GLabel 9000 3950 2 50 Input ~ 0 RAM_/OE Text GLabel 9000 3250 2 50 BiDi ~ 0 RAM_DQ7 Text GLabel 9000 3150 2 50 BiDi ~ 0 RAM_DQ6 Text GLabel 9000 3050 2 50 BiDi ~ 0 RAM_DQ5 Text GLabel 9000 2950 2 50 BiDi ~ 0 RAM_DQ4 Text GLabel 9000 2850 2 50 BiDi ~ 0 RAM_DQ3 Text GLabel 9000 2750 2 50 BiDi ~ 0 RAM_DQ2 Text GLabel 9000 2650 2 50 BiDi ~ 0 RAM_DQ1 Text GLabel 9000 2550 2 50 BiDi ~ 0 RAM_DQ0 Text GLabel 6300 4350 0 50 Input ~ 0 RAM_A18 Text GLabel 6300 4250 0 50 Input ~ 0 RAM_A17 Text GLabel 6300 4150 0 50 Input ~ 0 RAM_A16 Text GLabel 6300 4050 0 50 Input ~ 0 RAM_A15 Text GLabel 6300 3950 0 50 Input ~ 0 RAM_A14 Text GLabel 6300 3850 0 50 Input ~ 0 RAM_A13 Text GLabel 6300 3750 0 50 Input ~ 0 RAM_A12 Text GLabel 6300 3650 0 50 Input ~ 0 RAM_A11 Text GLabel 6300 3550 0 50 Input ~ 0 RAM_A10 Text GLabel 6300 3450 0 50 Input ~ 0 RAM_A9 Text GLabel 6300 3350 0 50 Input ~ 0 RAM_A8 Text GLabel 6300 3250 0 50 Input ~ 0 RAM_A7 Text GLabel 6300 3150 0 50 Input ~ 0 RAM_A6 Text GLabel 6300 3050 0 50 Input ~ 0 RAM_A5 Text GLabel 6300 2950 0 50 Input ~ 0 RAM_A4 Text GLabel 6300 2850 0 50 Input ~ 0 RAM_A3 Text GLabel 6300 2750 0 50 Input ~ 0 RAM_A2 Text GLabel 6300 2650 0 50 Input ~ 0 RAM_A1 Text GLabel 6300 2550 0 50 Input ~ 0 RAM_A0 Text GLabel 4750 4150 2 50 Input ~ 0 ROM_/UB Text GLabel 4750 4050 2 50 Input ~ 0 ROM_/LB Text GLabel 4750 3750 2 50 BiDi ~ 0 ROM_DQ15 Text GLabel 4750 3650 2 50 BiDi ~ 0 ROM_DQ14 Text GLabel 4750 3550 2 50 BiDi ~ 0 ROM_DQ13 Text GLabel 4750 3450 2 50 BiDi ~ 0 ROM_DQ12 Text GLabel 4750 3350 2 50 BiDi ~ 0 ROM_DQ11 Text GLabel 4750 3250 2 50 BiDi ~ 0 ROM_DQ10 Text GLabel 4750 3150 2 50 BiDi ~ 0 ROM_DQ9 Text GLabel 4750 3050 2 50 BiDi ~ 0 ROM_DQ8 Text GLabel 4750 2850 2 50 BiDi ~ 0 ROM_DQ7 Text GLabel 4750 2750 2 50 BiDi ~ 0 ROM_DQ6 Text GLabel 4750 2650 2 50 BiDi ~ 0 ROM_DQ5 Text GLabel 4750 2550 2 50 BiDi ~ 0 ROM_DQ4 Text GLabel 4750 2450 2 50 BiDi ~ 0 ROM_DQ3 Text GLabel 4750 2350 2 50 BiDi ~ 0 ROM_DQ2 Text GLabel 4750 2250 2 50 BiDi ~ 0 ROM_DQ1 Text GLabel 4750 2150 2 50 BiDi ~ 0 ROM_DQ0 Text GLabel 2050 4350 0 50 Input ~ 0 ROM_A22 Text GLabel 2050 4250 0 50 Input ~ 0 ROM_A21 Text GLabel 2050 4150 0 50 Input ~ 0 ROM_A20 Text GLabel 2050 4050 0 50 Input ~ 0 ROM_A19 Text GLabel 2050 3950 0 50 Input ~ 0 ROM_A18 Text GLabel 2050 3850 0 50 Input ~ 0 ROM_A17 Text GLabel 2050 3750 0 50 Input ~ 0 ROM_A16 Text GLabel 2050 3650 0 50 Input ~ 0 ROM_A15 Text GLabel 2050 3550 0 50 Input ~ 0 ROM_A14 Text GLabel 2050 3450 0 50 Input ~ 0 ROM_A13 Text GLabel 2050 3350 0 50 Input ~ 0 ROM_A12 Text GLabel 2050 3250 0 50 Input ~ 0 ROM_A11 Text GLabel 2050 3150 0 50 Input ~ 0 ROM_A10 Text GLabel 2050 3050 0 50 Input ~ 0 ROM_A9 Text GLabel 2050 2950 0 50 Input ~ 0 ROM_A8 Text GLabel 2050 2850 0 50 Input ~ 0 ROM_A7 Text GLabel 2050 2750 0 50 Input ~ 0 ROM_A6 Text GLabel 2050 2650 0 50 Input ~ 0 ROM_A5 Text GLabel 2050 2550 0 50 Input ~ 0 ROM_A4 Text GLabel 2050 2450 0 50 Input ~ 0 ROM_A3 Text GLabel 2050 2350 0 50 Input ~ 0 ROM_A2 Text GLabel 2050 2250 0 50 Input ~ 0 ROM_A1 Text GLabel 2050 2150 0 50 Input ~ 0 ROM_A0 NoConn ~ 4250 4550 NoConn ~ 8500 4350 $Comp L GND #PWR035 U 1 1 4BCA30BF P 4750 5400 F 0 "#PWR035" H 4750 5400 30 0001 C CNN F 1 "GND" H 4750 5330 30 0001 C CNN 1 4750 5400 1 0 0 -1 $EndComp Text GLabel 2050 4750 0 50 Input ~ 0 ROM_/WE Text GLabel 2050 4650 0 50 Input ~ 0 ROM_/OE $Comp L C C502 U 1 1 4BAD3D55 P 3550 7000 F 0 "C502" H 3600 7100 50 0000 L CNN F 1 "100n" H 3600 6900 50 0000 L CNN F 2 "SM0805_FIXEDMASK" H 3550 7000 60 0001 C CNN 1 3550 7000 1 0 0 -1 $EndComp $Comp L C C511 U 1 1 4BAD3D53 P 10150 2000 F 0 "C511" H 10200 2100 50 0000 L CNN F 1 "100n" H 10200 1900 50 0000 L CNN F 2 "SM0805_FIXEDMASK" H 10150 2000 60 0001 C CNN 1 10150 2000 0 -1 1 0 $EndComp $Comp L C C501 U 1 1 4BAD3D47 P 3250 7000 F 0 "C501" H 3300 7100 50 0000 L CNN F 1 "100n" H 3300 6900 50 0000 L CNN F 2 "SM0805_FIXEDMASK" H 3250 7000 60 0001 C CNN 1 3250 7000 1 0 0 -1 $EndComp $Comp L GND #PWR036 U 1 1 4BAD3D2B P 3550 7300 F 0 "#PWR036" H 3550 7300 30 0001 C CNN F 1 "GND" H 3550 7230 30 0001 C CNN 1 3550 7300 1 0 0 -1 $EndComp $Comp L +1.8V #PWR037 U 1 1 4BAD3D27 P 3550 6700 F 0 "#PWR037" H 3550 6840 20 0001 C CNN F 1 "+1.8V" H 3550 6810 30 0000 C CNN 1 3550 6700 1 0 0 -1 $EndComp $Comp L GND #PWR038 U 1 1 4BAD3D20 P 3250 7300 F 0 "#PWR038" H 3250 7300 30 0001 C CNN F 1 "GND" H 3250 7230 30 0001 C CNN 1 3250 7300 1 0 0 -1 $EndComp $Comp L +3.3V #PWR039 U 1 1 4BAD3D0B P 3250 6700 F 0 "#PWR039" H 3250 6660 30 0001 C CNN F 1 "+3.3V" H 3250 6810 30 0000 C CNN 1 3250 6700 1 0 0 -1 $EndComp $Comp L GND #PWR040 U 1 1 4BAD33A7 P 3400 5400 F 0 "#PWR040" H 3400 5400 30 0001 C CNN F 1 "GND" H 3400 5330 30 0001 C CNN 1 3400 5400 1 0 0 -1 $EndComp $Comp L GND #PWR041 U 1 1 4BAD339F P 7650 5000 F 0 "#PWR041" H 7650 5000 30 0001 C CNN F 1 "GND" H 7650 4930 30 0001 C CNN 1 7650 5000 1 0 0 -1 $EndComp $Comp L +1.8V #PWR042 U 1 1 4BAD32D2 P 3300 1550 F 0 "#PWR042" H 3300 1690 20 0001 C CNN F 1 "+1.8V" H 3300 1660 30 0000 C CNN 1 3300 1550 1 0 0 -1 $EndComp $Comp L +3.3V #PWR043 U 1 1 4BAD32BE P 3500 1550 F 0 "#PWR043" H 3500 1510 30 0001 C CNN F 1 "+3.3V" H 3500 1660 30 0000 C CNN 1 3500 1550 1 0 0 -1 $EndComp Text Notes 6300 5700 0 60 ~ 0 4Mbits 55ns SRAM (battery RAM + custom chip work RAM) Text Notes 2650 5700 0 60 ~ 0 128Mbits 70ns PSRAM (ROM area) $Comp L CY62148EV30-BVXI U511 U 1 1 4B86E25C P 7650 3450 F 0 "U511" H 7650 3550 60 0000 C CNN F 1 "CY62148EV30-BVXI" H 7700 3450 60 0000 C CNN F 2 "VFBGA36" H 7650 3450 60 0001 C CNN 1 7650 3450 1 0 0 -1 $EndComp $Comp L MT45W8MW16 U501 U 1 1 4B868602 P 3400 3450 F 0 "U501" H 3400 3550 60 0000 C CNN F 1 "MT45W8MW16" H 3400 3450 60 0000 C CNN F 2 "VFBGA54" H 3400 3450 60 0001 C CNN 1 3400 3450 1 0 0 -1 $EndComp $EndSCHEMATC