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Title
Number RevisionSize
Orcad B
Date: 17-Jun-2008 Sheet of
File: N:\Pcbmgr\05701dn.E-motherboard.gen4\Source\05701a.DDBDrawn By:
Schematic for E Series Motherboard PCA 05702
5 8
05703 A
DAC2V
DAC1V
DAC0V
DAC3V
D0
D1
D2
C37 0.15 uF, ceramic
12
13
11
U59D
74HC32
C36 0.15 uF, ceramic
1
2
3
4
5
6
7
8
RN18 1Kx4
A0
2
ENB
3
V-
4
IN 1
5
IN 2
6
IN 3
7
IN 4
8
OUT
9
IN 7
11
WR
1
A2
16
GND
15
+VSS
14
IN 5
13
IN 6
12
IN 8
10
A1
17
RS
18
U48
MAX382CWN
D1
2
S1
3
-VS
4
GND
5
S4
6
D4
7
IN4
8
IN3
9
S3
11
IN1
1
IN2
16
D2
15
S2
14
+VS
13
VCC
12
D3
10
U49
DG444DY
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J27
MICROFIT-14
XT1
THERMISTER
TEMPMUX
DACMUX
TEMP
IOW
DAC1
DAC2
DAC3
D[0..7]
DAC0V
DAC0
DAC1V
DAC3V
DAC2V
SHDN
+15V
-15V
+5VANA
VCC
VCC
+15V
+5VANA
+15V
1
2
3
4
5
6
7
8
RN21
10Kx4
R34
10K
THERMISTER1
THERMISTER2
THERMISTER3
THERMISTER4
THERMISTER5
THERMISTER6
THERMISTER7
THERMISTER8
THERMISTER5
THERMISTER6
IN
1
ON/OFF
3
OUT
5
NC
4
GND
2
U23
LP2981IM5
C29
1 uF
BYPASS CAPS
MUST BE WITHIN
1/2" OF THE
REGULATOR
INPUT/OUTPUT
PINS
+
C60
10 uF, 35V, TANTALUM
C
1
2
3
4
6
7
8
9
10
RN20
10Kx9, 2%
04521C (DCN5731)
D-17