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Replaceable Electrical Parts
8–33
WFM 300A
Component
Number
Mfr. Part
Number
Mfr.
Code
Name & Description
Serial / Assembly Number
Effective Discontinued
Tektronix
Part Number
*END MOUNTING PARTS*
A4U343 156–5526–00 IC,PROCESSOR:CMOS,MICROCOMPUTER;8–BIT,12MHZ,
ROMLESS,128X8 RAM,(7)8–BIT I/O PORTS,SERIAL
I/O,80C51 FAMILY
1CH66 SC80C451CCA68
*MOUNTING PARTS*
136–0871–00 SOCKET,PLCC:PCB;68 POS,0.05 CTR,0.360H X0.125
TAIL,TIN,0.1 CTRPCB,0.060 SHOULDER HEIGHT
00779 3–821574–1
*END MOUNTING PARTS*
A4U352 156–2626–00 IC,DIGITAL:ALSTTL,GATE;QUAD 2–INPUT NAND, OC 01295 SN74ALS03BN
A4U360 156–2356–00 IC,DIGITAL:HCTCMOS,LATCH;OCTAL D–TYPE,3–STATE 01295 SN74HCT573N
A4U368 156–2026–00 IC,DIGITAL:HCMOS,GATE;QUAD 2–INPUT NOR 04713 MC74HC02AN
A4U375 156–2256–00 IC,DIGITAL:HCMOS,GATE;QUAD 2–INPUT NAND 01295 SN74HC00N
A4U417 156–1126–00 IC,LINEAR:BIPOLAR,COMPARATOR;OPEN COLLECTOR,
200NS
01295 LM311P
A4U422 156–0382–00 IC,DIGITAL:LSTTL,GATE;QUAD 2–INPUT NAND 01295 SN74LS00N
A4U423 156–1955–00 671–1357–02 671–1357–03 IC,LINEAR:BIPOLAR,CURRENT MIRROR;1:1RATIO 80009 156195500
A4U425 156–3852–00 IC,LINEAR:CMOS,OP–AMP;W/2–INPUT MUX 1ES66 MAX453CPA
A4U428 156–0388–00 IC,DIGITAL:LSTTL,FLIP FLOP;DUAL D W/SET & CLR 01295 SN74LS74AN
A4U434 156–2906–00 IC,DIGITAL:HCMOS,COUNTER;DUAL 4–BIT BINARY RIPPLE 1CH66 74HC393N
A4U451 156–2357–00 IC,DIGITAL:HCTCMOS,FLIP FLOP;OCTAL D–TYPE,
NONINV, 3–STATE
01295 SN74HCT574N
A4U463 156–2905–00 IC,PROCESSOR:CMOS,PERIPHERAL;PROGRAMMABLE
PERIPHERAL INTERFACE
0JR04 TMP82C55AP–2
A4U485 156–0259–00 IC,LINEAR:BIPOLAR,TRANSISTOR ARRAY;(5)NPN,
INDEPENDENT,15V,100MA,300MHZ,AMPL
34371 CA3083
A4U493 156–1850–00 IC,MISC:CMOS,ANALOG SWITCH;QUAD 17856 DG211CJ
A4U502 156–2256–00 IC,DIGITAL:HCMOS,GATE;QUAD 2–INPUT NAND 01295 SN74HC00N
A4U510 156–0742–00 IC,LINEAR:BIPOLAR,OP–AMP;HIGH SLEW RATE 01295 LM318P
A4U514 165–2028–00 MICROCKT,LINEAR:SYNC SEPARATOR TK2601 165202800
A4U523 156–0048–00 IC,LINEAR:BIPOLAR,TRANSISTOR ARRAY;(5),NPN,
(1)DIFF PAIR,(3)IND,15V,50MA,300MHZ,AMPL
34371 CA3046
A4U525 156–1955–00 671–1357–02 671–1357–03 IC,LINEAR:BIPOLAR,CURRENT MIRROR;1:1RATIO 80009 156195500
A4U526 156–1955–00 671–1357–02 671–1357–03 IC,LINEAR:BIPOLAR,CURRENT MIRROR;1:1RATIO 80009 156195500
A4U533 156–0382–00 IC,DIGITAL:LSTTL,GATE;QUAD 2–INPUT NAND 01295 SN74LS00N
A4U560 156–2357–00 IC,DIGITAL:HCTCMOS,FLIP FLOP;OCTAL D–TYPE,
NONINV, 3–STATE
01295 SN74HCT574N
A4U565 156–1126–00 IC,LINEAR:BIPOLAR,COMPARATOR;OPEN COLLECTOR,
200NS
01295 LM311P
A4U595 160–4195–00 IC,DIGITAL:CMOS,PLD;EEPLD,16V8,25NS,45MA 80009 160–4195–00
*MOUNTING PARTS*
136–0752–00 SKT,PL–IN ELEK:MICROCIRCUIT,20 DIP 09922 DILB20P–108
*END MOUNTING PARTS*
A4Y440 158–0300–00 XTAL UNIT,QTZ:12.0 MHZ,50 PPM,SERIES 61429 FOX120X
A4CR238 152–0400–00 DIODE,RECT:FAST RCVRY;400V,1A,200NS 0LUA3 1N4936
A4CR437 152–0141–02 DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF 27014 FDH9427
A4CR488 152–0141–02 DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF 27014 FDH9427
A4CR489 152–0141–02 DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF 27014 FDH9427
A4CR498 152–0141–02 DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF 27014 FDH9427
A4CR514 152–0141–02 DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF 27014 FDH9427
A4CR525 152–0141–02 DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF 27014 FDH9427
A4CR536 152–0141–02 DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF 27014 FDH9427
A4CR537 152–0141–02 DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF 27014 FDH9427
A4CR598 152–0141–02 DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF 27014 FDH9427
A4VR518 152–0195–00 DIODE,ZENER:5.1V,5%,0.4W 14552 CD332125
A5 671–1356–04 CIRCUIT BD ASSY:GBR 80009 671135604
A5C200 290–0782–02 CAP,FXD,ELCTLT:4.7UF,+75–10%,35VDC 55680 UVX1V4R7MAA1TD
A5C203 281–0898–00 CAP,FXD,CER DI:7.5PF,+/–0.5PF,500VTUBULAR,MI 04222 MA107A7R5DAA
A5C210 281–0775–01 CAP,FXD,CERAMIC:MCL;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA