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................. c ..........
............. PIII'ta 8·2S
,..... "11.
Logic
A PCA R .....
c ......
Ilecllonie Parts
..........
HP Part
............
lIu ........
Description
13, J4
1600-1432*
CONNECTOR~
ROM
U1
1813-0467
INTEGRATED CmCUIT, clock oscillator, 15.92
MHz
U2
1820-3493
INTEGRATED CIRCUIT, SN74AS74N
U20-35
1818-3308
INTEGRATED CIRCUIT, DRAM, 256K-byte
U59
1826-0180
INTEGRATED CIRCUIT, timer, 555
U60
1820-1851
INTEGRATED CIRCUIT, interrupt encoder
• This part
number
is
for.
strip of 20 pins. Each ROM
connector
(J3
and J4) has 20
piN.
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