Keithley S46 Instruction Manual page 84

S46/S46T Microwave Switch System Instruction Manual
Table 5-1 (cont.)
S46/S46T digital board parts list
Circuit Designation
R35
R4, R5, R8-R10, R12, R16-R19,
R24, R29, R34, R36
R40, R52-R55
R42-R45, R48-R51
R6
S1
SO12
TP1, TP2, TP3, TP4, TP5, TP6
U1
U10
U11
U12
U14-U16, U18, U21-U24
U2, U3, U6, U17
U25
U27
U4
U5
U7, U13, U19, U20
U8
U9
Y1
* Order current firmware revision (for example, S46-800A01).
Description
RES, .0499, 1%, 100MW, THICK FILM
RES, 10K, 1%, 100MW, THICK FILM
RES, 10K, 1%, 100MW, THICK FILM
RES, 150K, 1%, 100MW, THICK FILM
RES, ARRAY 4X1K 5%, .125W
SWITCH, SLIDE DIP
SOCKET PLCC-032-T-A
SURFACE MOUNT PCB TEST POINT
IC, MICROCONTROLLER MC68332-FC
IC, OCTAL INTER BUS TRANS, 75161
IC, CMOS STATIC RAM
PROGRAMMED ROM
IC, QUAD LOW SIDE DRIVER
IC, HEX SCHMITT INVERT TRIGGER
IC, 3A VOLTAGE REGULATOR, STEP DOWN
IC, OCTAL D FLIP FLOP
64K BIT SERIAL FRAM
IC, UNDERVOLTAGE SENSE CIRCUIT
IC, 8 STAGE SHIFT, C074HC409AM
IC, GPIB ADAPTER, 9914A
IC, OCTAL INTERFACE BUS, 75160
CRYSTAL, FSM327
Replaceable Parts
Keithley
Part No.
R-418-.0499
R-418-10K
R-418-10K
R-418-150K
TF-276-1K
SW-449-5
SO-143-32
CS-1026
LSI-161
IC-647
LSI-162-70
S46-800*
IC-1351
IC-1397
IC-1455
IC-1061
IC-1381
IC-1067
IC-1026
LSI-123
IC-646
CR-41
S46-901-01 Rev. C / January 2006
5-5