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Section IV
Model 7475A
Table
4-1.
Parts List, Main PCA, RS-232-C, Option 001 (Continued)
Reference
HP Part
c Oty
Description
Mfr
Mfr Part Number
Designation
Number
D
Code
Al St
:1101···2655
4
I
SWITCH··SL 9-tA lHP-·SLIDE ··ASSY . IA 50VDC
28400
:3
t
0 1-21,55
Al 52
0:!63-·0193
2
I
CONTACT·-SWITCH HOOK SHAPf; 302.
SST
2D480
IJV,:1·
0193
AIU!
Hl~O· ·~~715
'I
;3
IC DRVR TTL. NANU DUAL.
2-INP
01295
SN'7S447P
Alll2
1 B20-2'71S
9
IC DRVR TTL NAND DUAi. ..
2· .. INP
012.95
SN'75447P
A1U3
1020··2744
4
2
IC-·111C3···000S
20480
1820-2744
A1U4
Hl20-2744
4
IC-111C3-0005
2848()
1 ll20··2744
A1U5
1820···2754
6
1
IC llISC CHOS
31471
UA-4
MASKED
A1U6
1820··2753
5
1
IC llISC
CMOS
31471
UA··4 llASKE'D
AIU?
lfl20··1470
1
1
IC llUXR/DATA··SEL TTL LS 2··T0-1-LINE QUAD
012?5
SN74L.Sl S?N
AllJ8
1 B20-·2715
9
IC DRVR TTL NAND DUAi...
2.·-J.NP
Ill 295
SN'7~i447P
AIU9
'l820-0990
ll
2
IC RCVR DTL NAND LINE QUAD
01295
SN75189AJ
AllJlO
Hl26-0138
8
1
IC COMPARATOR GP QUAD 14 .. ·DIP-P PKG
01?.95
lll339N
AlUll
1020···050?
5
1
IC DRVR DTL LINE DRVR QUAD
04713
llC14BBL
A1U12
1820-·1438
1
3
IC llUXR/DATA-SEL TTL LS 2-·T0·-1--LINE QUAD
01295
SN74LS257AN
A1U13
1820-2470
3
1
IC-DIGITAL llC68SOP
28430
1820-2470
Alll14
11320-2099
2
1
IC lllCPROC
NHOS
8--BIT
04713
11Cbll02P
A1Ul5
1818-3290
2
1
ROM
28480
1818-3290
A1U16
1818-3291
3
1
ROM
28480
1818-3291
A1llt7
1818-3022
8
1
IC CMOS (16KI STAT RAM 200-NS 3-S
28480
1818-3022
AlUtB
lB<?0-1196
B
1
IC
FF
TTL LS D-TYPE POS··EDGE-TR IG COii
01295
SN74LS174N
A1ll19
1820-2274
5
1
IC DRVR TTL. QUAD
13606
ULN- 20688
A1U20
1820-1433
1
IC llUXR/DATA .. SEL TTL LS
2-TO--t-LINE
QUAD
0129'5
SN74LS2S7AN
All.121
'l 826-0904
6
1
IC-Lll330T-5. 0
28480
1826- 0904
A11J22
lfJl!O··l 199
1
1
IC INV TTL LS HEX 1-·INP
01295
SN74LS04N
A!U23
u:120-.. 1
~.
1
.02
7
1
IC GATE TTL l.S NAND TPL 3· lNP
01295
SN741.S10N
A1U24
1820-1197
9
2
IC GATE TTL LS HAND QUAD 2-INP
01295
SN74LSOON
AIU2S
1820-1197
9
IC GATE TTL LS HAND QUAD 2· INP
01295
SN74LSDON
A1U2b
1620-·0990
B
IC RCVR DTL NAND LINE QUAD
01295
SN75189AJ
A1U27
IF.120-1438
I
IC llUXR/DATA-SFL. TTL LS
2M·TO-t ·-LINE
QUAD
01295
SN74LS257AN
AlVRl
1902···0952
6
I
DIODE .. ·ZNR 5.bV
57.
D0 .. 35 PD=.4W TC=•, 0467.
2EJ480
1902-0rt52
Al VR2
'I '702-3094
3
1
DIODE.-·ZNR 5, 1 lV
27. D0-35
PD=,4W
20480
1902-3094
A1VR3
1902·-·0:'mt
1
2
DIDDE···ZNR 6.2V
5:>::
PD=lW IR=lOl.JA
2[1480
1 ?02-0!'.'i51
AIVR4
1902-0551
1
DIDDl:--ZNR
6.2V 5X
PD=lW IR=lOUA
284110
1902···0551
AtV~5
1902 .. 3114
8
~
DlODE-ZNR 6, t?V ?.% D0·-35 PD=.4W
20480
1902-3114
A1VR6
1902-3114
8
DIDDF--ZNR 6.19V 2% D0-35 PD=.4W
28480
190?.·-3114
A1VR7
1902-1379
1
DIODE·ZNR 3·9V
28480
1902-1379
AlYl
11410·--1334
6
1
CRYSTAL..·--QUARTZ 4 llliZ l·IC--·18/U-··HLDR
28480
041 0-1 ;;34
4-4
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