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Replaceable Electrical Parts
AM700 Audio Measurement Set Service Manual
8–129
Replaceable electrical parts list (cont.)
Component
number
Mfr. part numberMfr. codeName & description
Serial no.
discont’d
Serial no.
effective
Tektronix
part number
A7U26 156–6550–00 IC,DIGITAL:FCTCMOS,TRANSCEIVER,OCTAL,RESISTO
R TERMINATED OUTPUTS,3–STATE,74FCT2245T
0TJ19 QS74FCT2245TQ
A7U27 156–6550–00 IC,DIGITAL:FCTCMOS,TRANSCEIVER,OCTAL,RESISTO
R TERMINATED OUTPUTS,3–STATE,74FCT2245T
0TJ19 QS74FCT2245TQ
A7U28 156–6695–00 IC,DIGITAL:ABTCMOS,BUFFER,OCTAL,RESISTOR
TERMINATED OUTPUTS,3–STATE,74ABT2244
01295 SN74ABT2244DW
A7U29 156–6695–00 IC,DIGITAL:ABTCMOS,BUFFER,OCTAL,RESISTOR
TERMINATED OUTPUTS,3–STATE,74ABT2244
01295 SN74ABT2244DW
A7U30 156–6695–00 IC,DIGITAL:ABTCMOS,BUFFER,OCTAL,RESISTOR
TERMINATED OUTPUTS,3–STATE,74ABT2244
01295 SN74ABT2244DW
A7U31 156–6695–00 IC,DIGITAL:ABTCMOS,BUFFER,OCTAL,RESISTOR
TERMINATED OUTPUTS,3–STATE,74ABT2244
01295 SN74ABT2244DW
A7U32 160–9895–00 IC,DIGITAL:156–6748–00,22V10–7 TK0198 160989500
A7U33 156–5188–01 IC,DIGITAL:FTTL,GATE,QUAD 2–INPUT
XOR,74F86,SO14.150,16MM
01295 SN74F86DR
A7U34 156–6681–00 IC,DIGITAL:CMOS,CLOCK FUNCTIONS, CLOCK
DRIVER WITH PROCESSOR RESET,70MHZ,MC8891
04713 MC88916DW70
A7U36 156–5058–01 B010100 B010140 IC,DIGITAL:FTTL,TRANSCEIVER,OCTAL,3–STATE,74F2
45,SO20.300,24MM
1CH66 N74F245D
A7U36 156–6942–01 B010141 IC,DIGITAL:FCTCMOS,TRANSCEIVER,OCTAL,3–STATE,
74FCT245AT,SO20.300,24MM
0TJ19 QS74FCT245ATSO
A7U37 156–6695–00 IC,DIGITAL:ABTCMOS,BUFFER,OCTAL,RESISTOR
TERMINATED OUTPUTS,3–STATE,74ABT2244
01295 SN74ABT2244DW
A7U47 156–6695–00 IC,DIGITAL:ABTCMOS,BUFFER,OCTAL,RESISTOR
TERMINATED OUTPUTS,3–STATE,74ABT2244
01295 SN74ABT2244DW
A7U48 156–6771–00 IC,DIGITAL:FCTCMOS,FLIP FLOP,OCTAL,RESISTOR
TERMINATED OUTPUTS,3–STATE,74FCT2374T
0TJ19 QS74FCT2374TSO
A7U49 160–9911–00 IC,DIGITAL:CMOS,PLD,EEPLD,MACH435,128
MACROCELL,64 I/O,6 INPUT,15NS,PRGM
156–6777–00,MACH43
80009 160–9911–00
*MOUNTING PARTS*
136–5010–00 SOCKET,PLCC:SMD;84 POS,0.05
CTR,0.186H,TIN,W/PLZ POST
22526 69802–084
*END MOUNTING PARTS*
A7U50 156–5167–00 IC,DIGITAL:FTTL,COUNTER,8–BIT BIDIRECTIONAL
BINARY,74F269
04713 MC74F269DW
A7U51 156–5908–00 IC,DIGITAL:FTTL,FLIP FLOP,DUAL
D–TYPE,METASTABLE IMMUNITY,74F5074
1CH66 N74F5074D
A7U52 156–6695–00 IC,DIGITAL:ABTCMOS,BUFFER,OCTAL,RESISTOR
TERMINATED OUTPUTS,3–STATE,74ABT2244
01295 SN74ABT2244DW
A7U53 156–6695–00 IC,DIGITAL:ABTCMOS,BUFFER,OCTAL,RESISTOR
TERMINATED OUTPUTS,3–STATE,74ABT2244
01295 SN74ABT2244DW
A7U54 156–6772–00 IC,DIGITAL:FCTCMOS,TRANSCEIVER,OCTAL
REGISTERED,WITH RESISTOR TERMINATED
OUTPUTS,3–STATE,74
0TJ19 QS74FCT2652TSO