AKD4223-A Datasheet, PDF (25/31 Pages) Asahi Kasei Microsystems – AK4223 Evaluation Board Rev.2

5
4
D3.3V_IN
D3.3V_IN
D3.3V_IN
R1
10k
R4
10k
R2
470
R5
470
U1
2
3
5
6
11
10
14
13
1A
1B
2A
2B
3A
3B
4A
4B
1Y ⁴
2Y ⁷
3Y ⁹
4Y ¹²
1
D3.3V_IN
U2A
2
74LS07
R3
1.8K
PORT1
D
10
9
8
7 SCL
6
5 SDA
4
3 ACK
2
1
1
15
A/B
G
VCC
GND
16
8
74HCT157
DGND
C1
0.1u
DGND
DGND
CTRL
DGND
D3.3V_IN
D1
HSU119
L
H
SW1
RSTN
D3.3V_IN
R8
10k
1
U3A
2
74HCT14
C3
0.1u DGND
D3.3V_IN
U3B
3
4
74HCT14
DGND
DGND
D3.3V
C
L1
(short)
C4 ⁺
47u
R9
D3.3V_IN
(Short)
DGND
B
D3.3V_IN
D3.3V_IN
U2B
3
4
74LS07
U3C
5
6
74HCT14
U2C
5
6
74LS07
U3D
9
8
74HCT14
U2D
9
8
74LS07
U3E
11
10
74HCT14
U2E
U3F
11
10
13
12
74LS07
74HCT14
A
U2F
13
12
74LS07
DGND
DGND
5
4
VIN6
VGND5
VIN5
VGND4
VIN4
VGND3
VIN3
VGND2
VIN2
VGND1
VIN1
CN3
1
2
3
4
5
6
7
8
9
10
11
12
12pin_cn
3
2
1
AVDD
T45_R
VVDD
T45_O
D3.3V
T45_R
AVSS
T45_BK
VVSS
T45_BK
DGND
T45_BK
AVDD VVDD D3.3V
AVSS1
VVSS1
DGND
VGND6
CN1
VVSS1
12pin_cn
R6
R7
51
51
LIN1 GND1 RIN1 LIN2 GND2 RIN2
AVSS1
SL1
JP1
JP2
VVSS1
GND
GND
AVSS1
AVSS1
DGND
VVSS1
D
DGND
VVSS1
C2
10u
U4
CN2
1 _VIN6
LIN3 ³⁶
12
LIN3
2 _VGND5
GND3 ³⁵
11
GND3
C
3 _VIN5
RIN3 ³⁴
10
RIN3
4 _VGND4
LIN4 ³³
9
LIN4
5 _VIN4
GND4 ³²
8
GND4
6 _VGND3
7 _VIN3
AK4223
RIN4 ³¹
LIN5 ³⁰
7
RIN4
6
LIN5
8 _VGND2
GND5 ²⁹
5
GND5
9 _VIN2
RIN5 ²⁸
4
RIN5
10 _VGND1
LIN6 ²⁷
3
LIN6
C5
0.1u
11 _VIN1
12 _VR2
GND6 ²⁶
RIN6 ²⁵
2
GND6
1
RIN6
B
C8
C7
+
0.1u 10u
C62
0.1u
C9
0.1u
C11
10u
C6 (open)
C10 (open)
R10
(Short)
C12 0.1u
C13 10u
AVSS1
12pin_cn
CN4
12pin_cn
VOUT2 VOUT1
- 25 -
3
VVDD
L2
(short)
R12
C14 ⁺
47u
VVSS1
(Short)
R11
51
R13
(open)
ROUT2 LOUT2 ROUT1 LOUT1
AVDD
L3
(short)
R14
(Short)
+C15
47u
AVSS1
2
A
Title
AKD4223-A
Size Document Number
A2
AK4223
Date:
Sheet
1 of
1
Rev
1
3