Disk/UART/RTC/NVR Parts List
From Spare Time Gizmos' Wiki
| Ref/Desig | Manuf. | P/N | Vendor | Stock # | Description |
|---|---|---|---|---|---|
| RESISTORS | |||||
| R1 | common | 10M ohm 1/8W 5% carbon resistor | |||
| R2 | common | 330 ohm 1/8W 5% carbon resistor | |||
| RP1 | Digi-Key | 4606X-1-472LF-ND | 4.7K 6 pin 5 resistor SIP | ||
| CAPACITORS | |||||
| C1, C2 | JameCo | 15405 | 22pf 0.1" 50V mono ceramic capacitor | ||
| C3-C6 | JameCo | 33662 | 1uF 35V tantalum capacitor | ||
| C7, C8 | Anchor | 47/6 | 47uF 6V tantalum capacitor | ||
| C9, C10 | - | - | - | - | unused |
| C11-C17 | JameCo | 332672 | 0.1uF ceramic monolithic bypass capacitor (0.1" LS) | ||
| SEMICONDUCTORS | |||||
| D1, D2, D3 | 1N914 | JameCo | 36311 | Small signal switching diode | |
| D4 | Dialight | 555-2301 | Digi-Key | 350-1716-ND | Green 2mm LED (right angle PCB mount) (see note below) |
| U1 | Atmel | ATF22V10CQZ | STG | ! ! ! | Flash GAL (quarter power) |
| U2 | 74HC245 | JameCo | 296-1197-5-ND | Octal bus transceivers | |
| U3 | 74HC174 | Digi-Key | 568-7800-5-ND | Hex D flip flops w/clear | |
| U4 | Dallas | DS12887A | Jameco | 2059356 | Nonvolatile RAM and Real Time Clock |
| U5 | Maxim | MAX232 | JDR | MAX232CPE | RS232 Line Driver/Receiver |
| U6 | - | - | - | - | unused |
| U7 | 16C450 | Jameco | 27570 | Asynchronous Communication Element (UART) | |
| U8 | 74HC04 | Jameco | 45209 | Hex Inverter | |
| MISCELLANEOUS | |||||
| Y1 | Jameco | 101274 | 2.4576Mhz HC18 crystal | ||
| J1 | CommConn or Samtec | 1184-24G or ESQ-112-14-G-D | Samtec or Newark | ESQ-112-14-G-D ESQ-112-14-G-D | 24 pin stacking bus connector |
| J2 | GC/Waldom | 53856-5010 | Digi-key | WM18587-ND | Type I CF connector, SMT right angle top mount |
| J3 | ? | DB9 male PCB mount | |||
| J4 | Digi-Key | MHB40K-ND | 40 pin 0.1" shrouded header (IDE) | ||
| JDR | MPSOC-16 | DIP16 machined pin IC socket | |||
| JDR | MPSOC-20 | DIP20 machined pin IC socket (0.300") | |||
| JameCo | 39386 | DIP24 machined pin IC socket (0.300") | |||
| JameCo | 39351 | DIP24 machined pin IC socket (0.600") | |||
| JDR | MPSOC-40 | DIP40 machined pin IC socket | |||
| JP1-JP5 | Anchor | 108338 | 2 pin 0.1" header (jumper) | ||
| JameCo | Shorting plugs | ||||
| STG | ELFDISK-1B | STG | ! ! ! | Printed circuit board | |
D4 Note: You can also use the Dialight 555-2303 LED – this LED has an
integral dropping resistor for operation on 5V.
If you use the 2303 LED, replace resistor R2 with a wire link.
