karabas-megabuzz
andykarpov
A minimalistic FPGA soundcard for ZX Spectrum
Components (32)
| Reference | Value | Description |
|---|---|---|
| U1 | XC6SLX25-FTG256 | |
| U2 | W25Q128JVS | |
| U3 | 74AHCT1G125DB | |
| U4-U7 | SN74CB3T3245PW | Octal BUS Transceivers, 3-State outputs |
| U8 | YMF262-M | |
| U9 | SAM2695 | |
| U10 | PCM5102A | |
| U11 | PCM1808PWR | 24-bit, 99-dB SNR, 96-kHz stereo ADC with single-ended inputs |
| U12 | CY62167EV30LL | |
| U13,U14 | 1117-3.3 | |
| U15 | 1117-1.2 | |
| U22 | SN74LV1T34DBV | Single Power Supply, Single Buffer GATE, CMOS Logic, Level Shifter, SOT-23-5 |
| BTN1 | Reset | |
| C1-C15,C17,C21-C23,C28,C32,C37,C39,C40,C43-C46,C48,C49,C54,C55 | 100n | |
| C16,C18-C20,C27,C30,C31,C35,C42,C50,C52 | 10u | |
| C24,C29,C33,C34 | 2u2 | |
| C25,C26,C36,C38 | 2n2 | |
| C41 | 100u/16V | |
| C47,C51,C53 | 22u | |
| D1,D9 | BLUE | Light emitting diode |
| D2-D5,D10-D13 | GREEN | Light emitting diode |
| D6,D7,D14,D15 | YELLOW | Light emitting diode |
| D8,D16 | RED | Light emitting diode |
| J3 | PJ307 | |
| L1 | 1uH | Inductor with ferrite core, small symbol |
| R1,R13-R16,R22,R25,R26 | 27 | |
| R2-R11,R46 | 10k | |
| R12 | 47k | |
| R17,R18,R21,R30-R45 | 1k | |
| R19,R20,R23,R24 | 470 | |
| R27 | 0 | |
| X1 | 50 MHz |