Chapter 6 Replaceable Parts
E3631-60004 Bottom PCB Assembly
115
6
Reference
Designator
Agilent Part
Number
Qty Description Mfr
Code
Mfr Part Number
R68-R69 0699-6239 2 RESISTOR 2.2M +-1% .063W TKF TC=0+-250 00746
MCR01-MZS-F-2204
R70 0699-1327 RESISTOR 1M +-1% .125W TKF TC=0+-100 2M627 MCR18FX
RT1 0837-0261 1 V SUPPRESSOR 650V 4500A 34371 V275LA20A
U1-U4 1990-1552 5 OPTO-ISOLATOR LED-IC GATE IF=10mA-max 28480 1990-1552
U6 1820-6175 1 IC-INTERFACE XCVR BIPOLAR BUS OCTL 01295 SN75ALS162DW
U7 1820-6176 1 IC-INTERFACE XCVR BIPOLAR BUS OCTL 01295 SN75ALS160DW
U8 1820-1721 1 IC-GPIB CONTROLLER MP9914FNL 36633 MC14549BCP
U9 1820-6470 1 IC SCHMITT-TRIG CMOS/HCT INV HEX 04713 MC74HCT14AD
U10 34401-88805 1 IC-8-BIT MCU W/8K EPROM&PRAMBL CNT 34649 N87C51FA
U11 1826-0144 1 IC PWR MGT-V-REG-FXD-POS4.8/5.2V TO220 04713 MC7805CT
U12 1820-7662 1 IC-INTEREACE DRVR/RCVR BIPOLAR DUAL 10858 LT1180CS
U13 1826-1528 1 IC COMPARATOR LP QUAD 14PIN PLSTC 27014 LM339M
U14 1826-0393 2 IC PWR MGT-V-REG-ADJ-POS 1.2/37V 3PINS 27014 LM317T
U15-U18 1990-1838 4 OPTO-ISOLATOR LINEAR 28480 1990-1838
U19-U23 1826-1813 5 IC OP AMP GP DUAL 8PIN PLSYC-SOIC 27014 LM358M
U24 1826-0527 1 IC PWR MGT-V-REG-ADJ-NEG 1.2/37V 3PINS 27014 LM337T
U25 1826-0393 IC PWR MGT-V-REG-ADJ-POS 1.2/37V 3PINS 27014 LM317T
Y1 0410-4009 1 RESONATOR-CERAMIC 12MHz 28480 0410-4009
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