IC402
IC401
IC403
CB408
IC404
A
1
2
3
4
5
6
7
8
9
10
BCDEFGH I JK
L MN
RX-V361/HTR-6030/DSP-AX361
74
★ All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
DSP 4/5
3.4
0.1
3.4
3.4
0.2
0.2
3.4
3.3
3.3
0.1
3.4 3.4
0.4
3.4
3.3
3.3
3.4
0
0.2
3.4
3.4
3.4
3.3
1.5
1.5
1.1
3.3
0
0
0.3
0.3
5.0
3.4
5.2
0.2
0
3.4
3.4
0.3
0.3
0.2
0.1
5.0
5.0
0.5
0
0
0
0
0.1
3.3
3.4
3.3
0
0
0
0.2
0.2
0.2
0.2
0.1
3.3
3.3
0
0
0
0
1.5
1.5
*
to DSP 1/5
to DSP 5/5
to DSP 5/5
to DSP 1/5, 2/5
to DSP 2/5
to DSP 5/5
to DSP 5/5
to DSP 5/5
to DSP 5/5
to DSP 2/5
to DSP 3/5
to DSP 2/5
4ch ADC
BUS SWITCH
A/D SELECTOR
A/D SELECTOR
to DSP 5/5
8.2 k
2.2 k
0.5-0.9
42-69
B, G, E
R406 [ohm]
R407 [ohm]
DEST (1 pin) [V]
A/D value (3.3 V=255)
Destination
1.5 k
3.3 k
2.1-2.5
164-189
J
5.6 k
22 k
2.5-2.8
190-215
U, C
1 k
8.2 k
2.8-3.1
216-239
R
6.8 k
5.6 k
1.3-1.7
100-132
T
6.8 k
3.3 k
0.9-1.3
70-99
K, A
* Destination for A/D port
3.3 k
4.7 k
1.8-2.1
133-163
L
IC404: SN74AHCT245PWR
Octal bus transceivers with 3-state outputs
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
DIR
A1
A2
A3
A4
A5
A6
A7
A8
GND
V
CC
OE
B1
B2
B3
B4
B5
B6
B7
B8
DIR
OE
A1
B1
To Seven Other Channels
1
2
19
18
IC402, 403: SN74LV4051APWR
8-channel analog multiplxers/demultiplexers
IC401: ADC084S021 CIMM
4-channel, 200 ksps, 8-bit A/D converter
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
COM
INH
C
B
A
11
10
9
6
3
13
14
15
12
1
5
2
4
1
2
3
4
5
6
7
8
9
10
16
15
14
13
12
11
Y4
Y6
COM
Y7
Y5
INH
GND
GND
V
CC
Y2
Y1
Y0
Y3
A
B
C
INPUTS
ON
CHANNEL
INH
L
L
L
L
L
L
L
L
H
L
L
L
H
H
H
H
X
C
L
L
H
H
L
L
H
H
X
L
H
L
H
L
H
L
H
X
L
Y1
Y2
Y3
Y4
Y5
Y6
Y7
None
Y0
BA
IN1
IN2
IN3
MUX T/H
V
A
8-Bit
SUCCESSIVE
APPROXIMATION
ADC
GND
IN4
GND
SCLK
CONTROL
LOGIC
CS
DIN
DOUT
CS 1
V
A
2
GND 3
IN4 4
IN3 5
SCLK
ADC084S021
10
DOUT
9
DIN8
IN17
IN26
to OPERATION (1)_CB202
Page 76
F10
To Next Page
Loading...
