INSTRUCTION
MANUAL
REPLACEABLE
PARTS
Digital Multimeter
ModsIt
172A.
173A
INTEGRATED CIRCUITS
(U)
(CON'T)
Circuit
Mfr.
Mfr.
Keithley
Desig.
Description
Code
Desig.
Part
No.
"600"
SERIES
(Schematic
29145E)
(PC-Board
446)
~601
Op. Amp. &Pin
DIP.
. . . . . . . F-l
PIT7741393
IC-176
u602
Op. Amp. &Pin
DIP.
. . . . . . . INT
~i1308~A
IC-99
~603
Selected
IC-153
. . . . . . . . . K-l
28090A
U604
Op. Amp. E-Pin
DIP.
. . . . . . . NAT
LM301AN
IC-24
U605
Voltage
Comparator.
. . . . . . . NAT
LM3llN
IC-1'73
"700"
SERIES
(Schematic
29145E)
(PC-Board
446)
u701
U702
JFET,
Input
Output.
. . . . . . . NAT
LM35IN
Op. Amp. E-Pin,
Case TO-5
. . . . NAT
LH0042CH
"800"
SERIES
(Schematic
29145E)
(PC-Board
446)
IC-176
IC-132
Selected
IC-53.
. .
. . . . . . K-l
__--_
Flip-Flop,
Ill-Pin
DIP
. . . . . . F-l
VLS74PC
Quad 2-Input,
NOR, 14-PIN
DIP
. . RCA
CD400lAE
Flip-Flop,
14-Pin
DIP
. . . , . . F-l
9LS74PC
COS/MOS Hex Inverter,
l4-Pin
DIP.
RCA
CD4069BE
"900"
SERIES
(Schematic
29145E)
29198A
IC-144
IC-108
IC-144
IC-I39
UVOI
Large
Scale
Integrated
Circuit
. K-l
LSI-4
"1000"
SERIES
(Schematic
27902E)
UlOOl
Quad 2-Input
AND,
T4-pin
DIP.
. , .RCA
u1002
Quad 2-Input
AND,
i4-pin
DIP.
. . .RCA
lJlOO3
Quad 2-Input
AND,
14-pin
DIP.
. . .RCA
u1004
Quad 2-Input
AND,
14-pin
DIP.
. . .RCA
u1005
Quad 2-Input
AND,
Ill-pin
DIP.
. . .RCA
U1006
Quad 2-Input
AND,
I4-pin
DIP.
. . .RCA
UlOO7
Quad 2-Input
AND,
I4-pin
DIP.
. . .RCA
1~1008
COS/MOS Dual
4-Stage
Static
Shift
UIOOY
UIOIO
UIOII
UlOl2
UlOl3
'014
trOl5
Register.
. . . . . . , . . . . .RCA
COS/MOS Dual
4-Stage
Static
Shift
Register.
, . . . . , . . . . . <RCA
COS/MOS Dual
4-Stage
Static
Shift
Register.
. . . . , . . . . . . *RCA
COS/MOS Dual
4-Stage
Static
Shift
Register.
. . . . . . . . . . . .RCA
Quad 2-Input
AND,
l4-pin
DIP.
. . .RCA
Quad 2-Input
AND,
l4-pin
DIP.
. . .RCA
Quad 2-Input
NOR, 14-pin
DIP.
. . .RCA
Dual
D-Type
Flip-Flop,
I4-pin
DIP
.RCA
CD408lBE
CD408lBE
CD4081BE
CD408lBE
CD408lBE
CD408lBE
CD408lBE
CD4015AE
CD4015AE
CD4015AE
CD4015AE
CD4081BE
CD408lBE
CD40OlAE
CD4013AE
IC-138
IC-138
IC-138
IC-I38
IC-I38
IC-138
IC-138
IC-136
IC-136
IC-136
I~-136
Ic-I38
IC-138
IC-108
it-103
7-25