Disk/UART/RTC/NVR Parts List

[http://www.sparetimegizmos.com/Hardware/Elf2K_Accessories.htm Disk, UART and RTC Board]

{| class="wikitable sortable" style="font-size: 100%; text-align: left; width: auto;"
|+ style="font-size: 125%;" | Disk/UART/RTC/NVR Daughter Board Parts List
|-
! scope="col" style="font-size: 100%; text-align:left;"   class="sortable"   | Ref/Desig
! scope="col" style="font-size: 100%; text-align:left;"   class="unsortable" | Manuf.
! scope="col" style="font-size: 100%; text-align:right;"  class="unsortable" | P/N
! scope="col" style="font-size: 100%; text-align:center;" class="sortable"   | Vendor
! scope="col" style="font-size: 100%; text-align:left;"   class="unsortable" | Stock #
! scope="col" style="font-size: 100%; text-align:left;"   class="unsortable" | Description
|-

! colspan="6" style="text-align: left;" | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp; RESISTORS
|-

! scope="row" style="text-align: left;" | R1
| || || common || || 10M ohm 1/8W 5% carbon resistor
|-
! scope="row" style="text-align: left;" | R2
| || || common || || 330 ohm 1/8W 5% carbon resistor
|-
! scope="row" style="text-align: left;" | RP1
| || || Digi-Key || 4606X-1-472LF-ND || 4.7K 6 pin 5 resistor SIP
|-

! colspan="6" style="text-align: left;" | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp; CAPACITORS
|-

! scope="row" style="text-align: left;" | C1, C2
| || || JameCo || 15405 || 22pf 0.1" 50V mono ceramic capacitor
|-
! scope="row" style="text-align: left;" | C3-C6
| || || JameCo || 33662 || 1uF 35V tantalum capacitor
|-
! scope="row" style="text-align: left;" | C7, C8
| || || Anchor || || 47uF 6V tantalum capacitor
|-
! scope="row" style="text-align: left;" | C9, C10
| - || - || - || - || unused
|-
! scope="row" style="text-align: left;" | C11-C17
| || || JameCo || 332672 || 0.1uF ceramic monolithic bypass capacitor (0.1" LS)
|-

! colspan="6" style="text-align: left;" | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SEMICONDUCTORS
|-

! scope="row" style="text-align: left;" | D1, D2, D3
| || 1N914 || JameCo || 36311 || Small signal switching diode
|-
! scope="row" style="text-align: left;" | D4
| Dialight || 555-2301 || Digi-Key || 350-1716-ND || Green 2mm LED (right angle PCB mount) (<small><b>see note below</b></small>)
|-
! scope="row" style="text-align: left; background-color: #ff3366;" | U1
| Atmel || ATF22V10CQZ || STG || || Flash GAL (quarter power)
|-
! scope="row" style="text-align: left;" | U2
| || 74HC245 || Digi-Key || 296-1197-5-ND || Octal bus transceivers
|-
! scope="row" style="text-align: left;" | U3
| || 74HC174 || Digi-Key || 568-7800-5-ND || Hex D flip flops w/clear
|-
! scope="row" style="text-align: left;" | U4
| Dallas || DS12887A || Jameco || 2059356 || Nonvolatile RAM and Real Time Clock
|-
! scope="row" style="text-align: left;" | U5
| Maxim || MAX232 || JDR || MAX232CPE || RS232 Line Driver/Receiver
|-
! scope="row" style="text-align: left;" | U6
| - || - || - || - || unused
|-
! scope="row" style="text-align: left;" | U7
| || 16C450 || Jameco || 27570 || Asynchronous Communication Element (UART)
|-
! scope="row" style="text-align: left;" | U8
| || 74HC04 || Jameco || 45209 || Hex Inverter
|-

! colspan="6" style="text-align: left;" | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp; MISCELLANEOUS
|-

! scope="row" style="text-align: left;" | Y1
| || || Jameco || 101274 || 2.4576Mhz HC18 crystal
|-
! scope="row" style="text-align: left;" | J1
| || 1184-24G || ? || || 24 pin stacking bus connector
|-
! scope="row" style="text-align: left;" | J2
| GC/Waldom || 53856-5010 || Digi-key || WM18587-ND || Type I CF connector, SMT right angle top mount
|-
! scope="row" style="text-align: left;" | J3
| || || ? || || DB9 male PCB mount
|-
! scope="row" style="text-align: left;" | J4
| || || Digi-Key || [http://parts.digikey.com/1/parts/330368-shrouded-header-40-pos-straight-2540-6002ub.html MHB40K-ND] || 40 pin 0.1" shrouded header (IDE)
|-
! scope="row" style="text-align: left;" |
| || || JDR || MPSOC-16 || DIP16 machined pin IC socket
|-
! scope="row" style="text-align: left;" |
| || || JDR || MPSOC-20 || DIP20 machined pin IC socket (0.300")
|-
! scope="row" style="text-align: left;" |
| || || JameCo || 39386 || DIP24 machined pin IC socket (0.300")
|-
! scope="row" style="text-align: left;" |
| || || JameCo || 39351 || DIP24 machined pin IC socket (0.600")
|-
! scope="row" style="text-align: left;" |
| || || JDR || MPSOC-40 || DIP40 machined pin IC socket
|-
! scope="row" style="text-align: left;" | JP1-JP5
| || || Anchor || 108338 || 2 pin 0.1" header (jumper)
|-
! scope="row" style="text-align: left;" |
| || || JameCo || || Shorting plugs
|-
! scope="row" style="text-align: left; background-color: #ff3366;" |
| STG || ELFDISK-1B || STG || || Printed circuit board
|-

|}

D4 Note: You can also use the Dialight 555-2303 LED &ndash; this LED has an
integral dropping resistor for operation on 5V. If you use the 2303 LED,
replace resistor R2 with a wire link.

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[[Elf_2000|Elf 2K Parts Lists and Suppliers]]