RS-232C
PC
BOARD
PARTS
LIST
MANUFACTURER'S
RADIO SHACK
SYMBOL
DESCRIPTION PART NUMBER
PART NUMBER
CAPACITORS
C1
1
OpF,
16V, radial (optional)
832-6101
ACC106QDAP
C2
10pF, 16V, radial (optional)
832-6101
ACC106QDAP
C3
0.1pF,
50V,
monolithic, radial
838-4104 ACC104QJAP
C4
0.1pF, 50V, monolithic, radial 838-4104 ACC104QJAP
C5
0.1pF,
50V,
monolithic, radial 838-4104 ACC104QJAP
C6
0.1pF, 50V, monolithic, radial
838-4104 ACC104QJAP
C7
0.1pF, 50V, monolithic, radial 838-4104 ACC104QJAP
C8
1OpF, 16V, radial 832-6101
ACC106QDAP
C9
1
OpF,
16V, radial 832-6101
ACC106QDAP
CONNECTORS
P1
DB-25 Connector 851-9030
------,--~-
P2
20
pos.
right
angle
851-9078
----------
P3
4
pos.
right
angle
851-9079
AJ6977
INTEGRATED CIRCUITS
U1
BR1941-L, Dual
Baud
C
804-6941
AMX3921
U2
TR1602B,
UART
804-5602
AMX3865
U3
74LS244, Octal Buffer
802-0244 AMX3864
U4
74LS367, Hex Buffer
802-0367
AMX3567
U5
74LS367, Hex Buffer
802-0367 AMX3567
U6
74LS174,
Quad
liD"
Flip-Flop 802-0174
AMX3565
U7
7404, Hex Inverter
-----
AMX3655
U8
74LS139, Dual Decoder 802-0139 AMX3800
U9
74LS368, Hex Buffer 802-0368
AMX3568
U10
74LS174,
Quad
liD"
Flip-Flop
802-0174
AMX3565
U11
MC1489,
Quad
Line Driver 805-0189
AMX3868
U12
MC1488,
Quad
Line Driver 805-0188
AMX3867
U13
74LS27, NOR
gate
802-0027
----------
U14
74LS38, NAND Buffer 802-0038
AMX4328
U15
MC1489,
Quad
Line Driver 805-0189
AMX3868
U16
MC1488,
Quad
Line Driver
805-0188
AMX3867
RESISTORS
R1
4.7K, 1/4W,
5%
820-7247 AN0247EEC
R2
4.7K, 1/4W,
5%
(optional)
820-7247
AN0247EEC
R3
6.2K, 1/4W,
5%
(optional)
-----
----------
R4
4.7K, 1/4W,
5%
820-7247
AN0247EEC
MISCELLANEOUS
Cable,
20
pos.,
4.5",
flat
845-9020 AW2631
Socket,
18
pin
850-9006
AJ6701
Socket, 40 pin
850-9002
AJ6580
62
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