DC
502
ELECTRICAL
PARTS LIST (cont)
)
Grid
Tektronix
Serial/Model No.
Ckt
No.
Loc
Part
No.
Eff
Disc
Description
INTEGRATED CIRCUITS
U
11
U21
156-0118-00
XB040000
Dual
100
MHz J-K master-slave flip-flop,
replaceable
by
SN74S112N
156-0180-00
XB040000
Quad
2-input nand gate, replaceable by SN74S00N
U135
L6
156-0067-00
Operational
amplifier, replaceable
by
UA741C
U150
14
156-0182-00
Type
2-3-2
input gate, replaceable by MC10105
U160
H4
156-0180-00
Quad
2-input nand gate, replaceable by SN74S00N
U165
U167
1
H4
156-0118-00
Dual
100
MHz J-K master-slave flip-flop, re
placeable by SN74S112
G4
156-0100-00
B010100
B039999X
Single 40 MHz J-K edge-triggered flip-flop,
replaceable
by SN74H102
U1672
156-0100-00
B010100
B059999
Single 40 MHz J-K edge-triggered
flip-flop,
replaceable
by SN74H102
U1672
156-0100-02
B060000
Single 40 MHz J-K edge-triggered flip-flop,
replaceable
by SN74H102
U169
1 F4
156-0100-00
B010100
B039999X
Single 40 MHz J-K edge-triggered flip-flop,
replaceable
by
SN74H102
U1692
156-0100-00
B0
10100
B059999
Single 40 MHz
J-K edge-triggered
flip-flop,
replaceable
by
SN74H102
U1692
156-0100-02
B060000
Single 40
MHz
J-K edge-triggered flip-flop,
replaceable
by
SN74H102
U190
P3
156-0278-00
Divide
by
10
ctr, replaceable by
SP630B
U200
F5
156-0030-00
Quad 2-input
positive
nand gate, replaceable
by
SN7400N
U2012 E6
156-0079-00
Single 10
MHz divide-by-2-&-5 ripple counter,
replaceable
by
SN7490N
U209
E5
156-0079-00
Single 10 MHz divide-by-2-&-5 ripple counter,
replaceable
by
SN7490N
U210
D4
156-0079-00
Single 10
MHz divide-by-2-&-5 ripple counter,
replaceable
by
SN7490N
U211
E4
156-0079-00
Single 10 MHz
divide-by-2-&-5 ripple counter,
replaceable
by
SN7490N
U212
E4
156-0079-00
Single 10 MHz
divide-by-2-&-5 ripple counter,
replaceable
by
SN7490N
U213
F3
156-0079-00
Single 10 MHz divide-by-2-&-5 ripple counter,
replaceable
by
SN7490N
U214
G3
156-0079-00
Single 10 MHz divide-by-2-&-5 ripple counter,
replaceable by
SN7490N
U215
H3
156-0079-00
Single 10 MHz
divide-by-2-&-5 ripple counter,
replaceable by
SN7490N
U220
K2
156-0042-00
Dual
15 MHz J-K
master-slave
flip-flop,
replaceable
by
SN7476N
U222
L2
156-0174-00
Dual
20
MHz J-K master-slave
flip-flop,
replaceable
by SN74111N
U230
J2
156-0150-00
Quad 2-input
positive nand buffer, replaceable
by
SN7437N
U235
D3
156-0079-00
Single
10 MHz
divide-by-2-&-5 ripple counter,
replaceable
by
SN7490N
U236
C2
156-0079-00
Single 10 MHz divide-by-2-&-5 ripple counter,
replaceable by
SN7490N
U237
B2
156-0079-00
Single
10
MHz
divide-by-2-&-5 ripple counter,
replaceable
by
SN7490N
U238
B
1
156-0079-00
Single 10 MHz divide-by-2-&-5 ripple counter,
replaceable
by
SN7490N
U239
C1
156-0079-00
Single
10 MHz
divide-by-2-&-5 ripple counter,
replaceable by
SN7490N
.U240
D1
156-0079-00
Single
10
MHz
divide-by-2-&-5
ripple counter,
replaceable
by
SN7490N
only.
)
^Standard
2
Option
1 only.
)
3-7
REV.
MAY
1974
Summary of Contents for DC 502
Page 4: ...DC 502...
Page 24: ...39 39 Relocated on back of board SN B070000 REV MAY 1974...
Page 33: ...FIG 1 EXPLODED...