8.14 AUDIOMETER BOARD PARTS LIST
1717-2700 (3)
Ref Designation Description
\-_
INTEGRATED CIRCUITS
U100
U101
U102
U200
U201
U202
U203
U300
U301
U302
U303
U400 and
U401
U402
and
U403
U500
U501
U503
U504
U506
U507
U508
U509
U510
U511
DIODES
5432-1151
5432-1152
5432-1150
5431-7027
5432-1091
5431-7054
5432-1050
5432-1092
IC, Lin.,
MC79L05,
-5V Reg.
IC,
LT105A,
Volt. Converter/Reg.
IC, Lin.,
LM2931,
+5V
Reg.
IC,
MC14052B,
Dual Chan. Mltplx.
IC,
MF10,,
Dual Filter
IC,
MC14053B,
Tri 2 Chan. Mux/Demux
IC, LT1013, Dual Op. Amp.
See
U203
IC, DBX2155, VC Amp.
See
U203
IC, AD7523,
8 Bit D/A Conv.
IC, MC34119, Low Pwr. Audio. Amp.
See
U202
IC,
MC34064,
Undervoltage Sensor
IC,
H0438A,
Serial LCD Driver
IC,
MC68HC11A1,
8 Bit
MicroContr.
IC,
74HC00,
Quad. 2 Input Nand.
IC,
74HC138,
1 of 8 Decode/Demux
IC,
74HC273,
Octal D Flip Flop
IC,
74HC373,
Tri State Octal Latch
IC,
74HC244,
Octal Buffer/Driver
See
U507
IC,
82C54,
Prog. Timer
5431-9012
5432-7003
5432-1120
5432-1117
5433-1020
5431-9017
5431-3000
5431-3138
5431-3273
5431-3373
5431-3244
CR1 and CR2
CR3
CR5
CR100*
CR101
CR102
CR500
LED, HLMP-0504, Green, Square
Diode,
1N4151
See CR3
Diode, Zener,
SA11A
Diode,
1N4004
Diode,
1N5817
See CR3
RESISTORS AND POTENTIOMETERS
R100*
R200
R201
R202
R203
R204
R205
R206
R207
R208
and R209
R210
R211
R300
Res., Film,
Res., Film,
Res., Film,
See R200
Res., Film,
See R200
Res., Film,
Res., Film,
See R200
Res., Film,
Res., Film,
See R200
Res., Film,
10 Ohm,
1/4W,
1%
6350-9100
10K,
1/4W,
1%
6350-2100
3.57K,
1/4W,
1%
6350-1357
4.22K,
1/4W,
1%
6350-1422
30.1K,
1/4W,
1%
6350-2301
10.7K,
1/4W,
1%
6350-2107
6.19K,
1/4W,
1%
6350-1619
200K,
1/4W,
1%
6350-3200
39.2K,
1/4W,
1%
Part No.
6084-1206
6082-1001
6083-1100
6081-1002
6084-1017
6350-2392
*See Section 9, Power Module for update.
77
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