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Replaceable Electrical Parts
AM700 Audio Measurement Set Service Manual
8–111
Replaceable electrical parts list (cont.)
Component
number
Mfr. part number
Mfr.
code
Name & description
Serial no.
discont’d
Serial no.
effective
Tektronix
part number
A6U49 156–6681–00 IC,DIGITAL:CMOS,CLOCK FUNCTIONS,LOW SKEW PLL CLOCK
DRIVER WITH PROCESSOR RESET, 70MHZ,MC8891
04713 MC88916DW70
A6U50 156–5908–00 IC,DIGITAL:FTTL,FLIP FLOP,DUAL D–TYPE,METASTABLE
IMMUNITY,74F5074,SO14.150, SELECTED VE
1CH66 N74F5074D
A6U51 160–9902–00 IC,DIGITAL:CMOS,PLD,EEPLD,MACH 210,64 MACROCELL,32
I/O,6–INPUTS,2 CLOCK INPUTS,15NS,MACH210
80009 160–9902–00
*MOUNTING PARTS*
136–1047–00 SKT,PLCC:PCB;44 POS,0.05 CTR,0.360H X 0.125 TAIL,TIN 00779 821575–1
*END MOUNTING PARTS*
A6U53 160–9917–00 IC,MEMORY:CMOS,EPROM,256K X 16,150NS,PRGM
156–6766–00,7C4096, PLCC44
80009 160–9917–00
*MOUNTING PARTS*
136–1047–00 SKT,PLCC:PCB;44 POS,0.05 CTR,0.360H X 0.125 TAIL,TIN 00779 821575–1
*END MOUNTING PARTS*
A6U54 156–5052–00 IC,DIGITAL:FTTL,GATE,HEX INVERTER,74F04,SO14.150 01295 SN74F04D
A6U55 156–5908–00 IC,DIGITAL:FTTL,FLIP FLOP,DUAL D–TYPE,METASTABLE
IMMUNITY,74F5074,SO14.150, SELECTED VE
1CH66 N74F5074D
A6U56 156–5908–00 IC,DIGITAL:FTTL,FLIP FLOP,DUAL D–TYPE,METASTABLE
IMMUNITY,74F5074,SO14.150, SELECTED VE
1CH66 N74F5074D
A6U57 156–6152–00 IC,MISC:CMOS,PWR SUPPLY SUPERVISOR,BATTERY BACKUP
MANAGEMENT SYSTEM,DS1259S,SO16.300,TUB
0B0A9 DS1259S
A6U59 156–5247–01 IC,DIGITAL:FTTL,GATE,TRIPLE 3–INPUT
AND,74F11,SO14.150,16MM
01295 SN74F11DR
A6U60 156–5057–00 IC,DIGITAL:FTTL,BUFFER,OCTAL,3–STATE,74F244,SO20.300 01295 SN74F244DW
A6U61 156–6683–00 IC,MISC:CMOS,PWR SUPPLY SUPERVISOR,NONVOLATILE
CMOS RAM BATTERY BACKUP,W/2–4 DECODER,DS1
0B0A9 DS1221S
A6U63 156–5057–00 IC,DIGITAL:FTTL,BUFFER,OCTAL,3–STATE,74F244,SO20.300 01295 SN74F244DW
A6U64 156–3966–00 IC,PROCESSOR:CMOS,MICROPROCESSOR,32–BIT,25MHZ,MC6
8040RC25,PGA179
04713 MC68040RC25
*ATTACHED PARTS*
136–1249–00 SOCKET,PGA:PCB,LIF;FEMALE,STR,179 POS,18 X 18,0.1
CTR,0.25 H X 0.140 TAIL,ACCOM HEAT SINK
00779 916435–1
214–4594–00 MONITOR,HT SK:AM700 80009 214459400
*END ATTACHED PARTS*
A6U65 156–5057–00 IC,DIGITAL:FTTL,BUFFER,OCTAL,3–STATE,74F244,SO20.300 01295 SN74F244DW
A6U66 156–5468–01 IC,DIGITAL:FTTL,COUNTER,SYNCH 4 BIT
BINARY,PRESET,ASYNCH CLEAR,74F161,SO16.150,16MM
01295 SN74F161ADR
A6U67 156–5908–00 IC,DIGITAL:FTTL,FLIP FLOP,DUAL D–TYPE,METASTABLE
IMMUNITY,74F5074,SO14.150, SELECTED VE
1CH66 N74F5074D
A6U68 156–5468–01 IC,DIGITAL:FTTL,COUNTER,SYNCH 4 BIT
BINARY,PRESET,ASYNCH CLEAR,74F161,SO16.150,16MM
01295 SN74F161ADR
A6U69 156–5247–01 IC,DIGITAL:FTTL,GATE,TRIPLE 3–INPUT
AND,74F11,SO14.150,16MM
01295 SN74F11DR