AKD4141-A Datasheet, PDF (26/32 Pages) Asahi Kasei Microsystems – Evaluation Board

A
B
C
D
E
9V
9V-->5V
T1
NJM78M05FA
5V-->3.3V
T2
TA48M033F
3.3V-->1.8V
T3
LT1963AEST-1.8
1 _IN
OUT ³
1 _{IN OUT} 2
1 _IN
OUT ³
A
A
C48 ⁺
47u
C49
0.1u
C50
0.1u
+ _C51
47u
C52 ⁺ C53
47u
0.1u
C54
0.1u
+ _C55
47u
C56 ⁺ C57
47u
0.1u
C58
0.1u
+ _C59
47u
AGND AGND
AGND
AGND AGND
AGND AGND
AGND
AGND AGND
AGND AGND
AGND
AGND AGND
L1
(short)
AK4682-PVDD
B
R52
(Short)
R55
(Short)
R57
(Short)
R58
(Short)
AK4682-AVDD1
AK4682-AVDD2
AK4682-DVDD1
AK4682-DVDD2
9V
TVDD
AVDD1 AVDD2 Logic
DVDD AGND DGND
T-45(R) T-45(R) T-45(R) T-45(R) T-45(R) T-45(R) T-45(BK) T-45(BK)
C
9V TVDD
AVDD1 AVDD2 Logic
DVDD AGND DGND
D
VDD
VDD
VDD
VDD
VDD
U4E
11
10
74HC14
U6E
11
10
74HC14
U1C
5
6
74AC14
U8D
9
8
74AC14
U3C
5
6
74LS07
U4F
13
12
74HC14
U6F
13
12
74HC14
U1D
9
8
74AC14
U8E
11
10
74AC14
U3D
9
8
74LS07
U1E
11
10
74AC14
U8F
13
12
74AC14
U3E
11
10
74LS07
E
U1F
U3F
13
12
13
12
74AC14
74LS07
DGND
DGND
A
DGND
DGND
B
DGND
TVDD
REG
JP21 (3X1)
TVDD
TM
C60 ⁺
47u
L2
(short)
R53
(Short)
R56
(Short)
AK4682-TVDD
AK4141-TVDD
DVDD
REG
JP22 (3X1)
DVDD
TM
R54
(Short)
C61 ⁺
47u
L3
(short)
AGND
AVDD1
REG
JP23 (3X1)
AVDD1
TM
C62 ⁺
47u
L4
(short)
R59
(Short)
AK4141-AVDD1
AGND
AGND
AVDD2
REG
JP24 (3X1)
AVDD2
TM
R60
(Short)
C67 ⁺
47u
L5
(short)
AK4141-AVDD2
AGND
Logic
REG
R141
JP26 (3X1)
Logic
TM
(Short)
L6
C104
0.1u
C107
0.1u
C108
0.1u
C109
0.1u
C110
0.1u
C68 ⁺
47u
(short)
for
for
for
for
for
DGND _{74HC14 74HC14 74AC14 74AC14 74LS07}
(Rx)
(Tx)
DGND
VDD
AK4141-DVDD
B
C
D
JP25 (2x1)
GND
DGND
AGND
C
-26-
E
Title
AKD4141-A
Size Document Number
Rev
A3
POWER SUPPLY
2
Date: _{Monday, June 18, 2007}
Sheet
3 of 5
D
E