U |
Part |
Description |
| U2 |
75188 |
RS-232 Driver |
| U3 |
1489 |
RS-232 Receiver |
| U4 |
1489 |
RS-232 Receiver |
| U5 |
74LS273 |
Octal-D flop-flop with clear |
| U6 |
74LS244 |
Octal Tri-state buffer |
| U7 |
74LS126 |
Quad Tri-state buffer |
| U8 |
PAL16L8F25S |
16l8 pal,25ns |
| U9 |
N82C42PE |
8242 (Mask) "green" KB controller |
| U10 |
CL-5428 |
Graphics Controller |
| U11 |
NE558 |
Quad Timer |
| U12 |
74LS125 |
Quadruple Tri-state buffer |
| U13 |
74LS125 |
Quadruple Tri-state buffer |
| U14 |
FDC37C665QF |
Floppy Controller |
| U15 |
28F001BX-T150 |
1 Mbit Flash EEPROM |
| U16 |
CACHE SOCKET |
Cache Socket |
| U17 |
74F245 |
Octal Tristate Transceiver |
| U18 |
28F002BXTSOP-80 |
Flash Memory, 2Mbit w/HIGH boot Block, 80Ns |
| U19 |
CACHE SOCKET |
(Open -- configuration dependent) |
| U20 |
74LS126 |
Quadruple Tristate Buffer |
| U21 |
DS1288S |
RTC and Battery |
| U22 |
424260-70 |
256kX16dram, dual cas 70NS |
| U23 |
74ALS245 |
Octal tristate transceiver |
| U24 |
74ALS245 |
Octal tristate transceiver |
| U25 |
CACHE SOCKET |
(Open -- configuration dependent) |
| U26 |
ZIP SOCKET |
(Open -- configuration dependent) |
| U27 |
ZIP SOCKET |
(Open -- configuration dependent) |
| U28 |
ZIP SOCKET |
(Open -- configuration dependent) |
| U29 |
74LS245 |
Octal Tristate transceiver |
| U30 |
74F138 |
3 to 8 line decoder |
| U31 |
74LS245 |
Octal Tristate Transceiver |
| U32 |
CACHE SOCKET |
(Open -- configuration dependent) |
| U33 |
74LS245 |
Octal tristate transceiver |
| U34 |
74LS245 |
Octal tristate transceiver |
| U35 |
74F245 |
Octal tristate transceiver |
| U36 |
KM416C256AJ-7 |
256kX16dram, dual cas 70NS |
| U37 |
74LS245 |
Octal tristate transceiver |
| U38 |
74LS32M |
Quadruple 2 input or gate |
| U39 |
74F125 |
Quadruple tristate buffer |
| U40 |
74F373 |
Octal D tristate Latch |
| U41 |
74F373 |
Octal D tristate Latch |
| U42 |
74F08 |
quadruple 2 input and gate |
| U43 |
74F125 |
Quadruple tristate buffer |
| U44 |
AV9154-26 |
Clock Generator |
| U45 |
74HCT14 |
Hex Schmitt trigger inverters |
| U46 |
82C602 |
OPTI PC/AT data buffer chip |
| U47 |
74LS125AM |
Quadruple tristate buffer |
| U48 |
SURFACE MOUNTED CPU |
(Open -- configuration dependent) |
| U49 |
PAL16L8-7JC |
16L8 PAL,7 ns |
| U50 |
CPU SOCKET 3 |
(Open -- configuration dependent) |
| U51 |
74LS157 |
Quadruple 2 to 1 multiplexer |
| U52 |
82C802/82C895 |
PC/AT Single Chip or System/Power Management Controller |
| U53 |
82C611A |
VL Bus/IDE interface |
| U54 |
LT1085T |
Voltage Regular |
| U55 |
TAG RAM SOCKET |
(Open -- configuration dependent) |
| U56 |
74F11D |
Triple Three input and gate |
| U57 |
64X1 Dirty Bit |
(Open -- configuration dependent) |
| U58 |
64X1 Dirty Bit |
(Open -- configuration dependent) |
| U59 |
74F245 |
Octal Tristate Transceiver |
| U60 |
SMT MEMORY |
1MBx4 DRAM |
| U61 |
SMT MEMORY |
1MBx4 DRAM |
| U62 |
SMT MEMORY |
1MBx4 DRAM |
| U63 |
SMT MEMORY |
1MBx4 DRAM |
| U64 |
74F126 |
Quadruple tristate buffer |
| U65 |
74F125 |
Quadruple tristate buffer |
| U66 |
SIMM SOCKET |
(Open -- configuration dependent) |
| U67 |
SMT MEMORY |
1MBx4 DRAM |
| U68 |
SMT MEMORY |
1MBx4 DRAM |
| U69 |
SMT MEMORY |
1MBx4 DRAM |
| U70 |
SMT MEMORY |
1MBx4 DRAM |
| U71 |
74F125 |
Quad Tristate buffer |
| U72 |
74F126 |
Quad Tristate buffer |
| U73 |
SIMM SOCKET |
(Open -- configuration dependent) |