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lennartquerter
Lenimal Github for DIY for a Eurorack Synth
| Reference | Value | Description |
|---|---|---|
| Q1,Q2 | BC848 | 0.1A Ic, 30V Vce, NPN Transistor, SOT-23 |
| U1 | TL074 | Quad Low-Noise JFET-Input Operational Amplifiers, DIP-14/SOIC-14 |
| U2 | L78L05_SOT89 | Positive 100mA 30V Linear Regulator, Fixed Output 5V, SOT-89 |
| U3 | AMS1117-3.3 | 1A Low Dropout regulator, positive, 3.3V fixed output, SOT-223 |
| U4 | STM32F411RETx | STMicroelectronics Arm Cortex-M4 MCU, 512KB flash, 128KB RAM, 100 MHz, 1.7-3.6V, 50 GPIO, LQFP64 |
| U5,U6 | 74HC595 | 8-bit serial in/out Shift Register 3-State Outputs |
| U7 |
| 2-Channel 12-Bit D/A Converters with SPI Interface and Internal Reference (2.048V) |
| C1,C5 | 47uF | Polarized capacitor |
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| C2,C6 | 0.1uF | Polarized capacitor |
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| C3,C4,C11-C14,C16,C23-C25 | 100nF | Unpolarized capacitor |
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| C7-C10,C15 | 10uF | Polarized capacitor,Unpolarized capacitor |
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| C17 | 10nF | Unpolarized capacitor |
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| C18,C19 | 1uF | Unpolarized capacitor |
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| C20,C21 | 10pF | Unpolarized capacitor |
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| C22 | 2.2uF | Unpolarized capacitor |
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| D1,D2 | 1N4148WS | 75V 0.15A Fast switching Diode, SOD-323 |
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| D3,D4 | 1N5819 | 20V 1A Schottky Barrier Rectifier Diode, DO-41 |
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| D5-D22 | LED | Light emitting diode |
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| D23,D24 | RED_OUT_20mA | Light emitting diode |
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| FB1 | 120R | Ferrite bead, small symbol |
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| H1 | Conn_02x05_PWR_Eurorack |
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| J1 | CLK_IN | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
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| J2 | BOOT_RUN | Generic connector, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
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| J3 | Conn_01x04 | Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/) |
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| J4 | GATE_A | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
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| J5 | GATE_B | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
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| J6 | CV_OUT_A | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
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| J7 | CV_OUT_B | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
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| R1,R29,R34 | 100K | Resistor |
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| R2,R3,R7,R8 | 10R | Resistor |
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| R4,R5 | 2K | Resistor |
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| R6,RV1,RV2 | 10K | Potentiometer,Resistor |
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| R9-R25,R30 | 470R | Resistor |
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| R26,R31 | 22K | Resistor |
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| R27,R32,R35,R38 | 1K | Resistor |
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| R28,R33 | 68K | Resistor |
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| R36,R39 | 10K [0.1%] | Resistor |
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| R37,R40 | 30K [0.1%] | Resistor |
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| SW1 | BTN_1 | Push button switch, generic, two pins |
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| SW2 | BTN_2 | Push button switch, generic, two pins |
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| SW3 | BTN_3 | Push button switch, generic, two pins |
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| SW4,SW5 | RotaryEncoder_Switch | Rotary encoder, dual channel, incremental quadrate outputs, with switch |
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| Y1 | 20MHZ | Two pin crystal |
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