ZX-SDC
7FFD
Hardware version of z-controller (SD Card)
Components (30)
| Reference | Value | Description |
|---|---|---|
| Q1 | 2N7000 | |
| Q2 | BC557 | |
| U1 | 74LS688 | |
| U2 | 74LS139 | |
| U3 | AMS1117-3.3 | |
| U4 | 74LS166 | |
| U5,U11 | 74LS595 | |
| U6 | 74LS04 | |
| U7 | 74LS163 | |
| U8,U9 | 74LS74 | |
| U10 | 74LS125 | |
| U12 | 74LS30 | |
| U13 | 74LS138 | |
| C1,C2,C5-C9,C11 | 0.1u | |
| C3 | 10u | |
| C4 | 4u7 | |
| C10 | 220u | |
| D1-D7,D9,D10 | 1N4148 | |
| D8 | SD BUSY | |
| D11 | SD Power | |
| J1 | SD_Card | |
| J2 | Micro_SD_Card_Det2 | |
| J4 | Conn_01x03_Pin | |
| R1,R2,R21 | 470 | |
| R3-R6,R8-R10,R12-R20 | 4k7 | |
| R7,R23 | 330 | |
| R22 | 680 | |
| R24 | 2k2 | |
| Y1 | 8MHz | |
| Z1 | ZXBUS |