AK4140-B Datasheet, PDF (26/31 Pages) Asahi Kasei Microsystems – Evaluation Board

5
4
3
2
1
for 74HC14, 74HCU04, 74LS07, 74HC4040
C1
C2
C3
C4
0.1u 0.1u 0.1u 0.1u
VDD
+
C5
47u
T1
LP2950A
JP1
REG
5V
3 _IN
OUT ¹
L1 10u
1
2
3.3V
C6
C7
C8
C9
C10
D
+
0.1u
0.1u ⁺ 47u
47u ⁺
D
47u
VDD
D1
R1
10k
U1A
1
2
U1B
3
4
PDN
R2
short
H
L
74HC14_1
C11
74HC14_1
AVDD DVDD
SW1
0.1u
AK4140_PDN
U2
C12 2.2n
1 _FILT
TST2 ²⁴
TST2
J1
BNC
C13
C14
2 _AVSS
TST1 ²³
TST1
C15
68n
AVDD
10u
0.1u
3 _AVDD
TSTI2 ²²
TSTI2
4 _SIF
TSTI1 ²¹
TSTI1
R3
open
C16
C17
5 _DVSS
TSTO ²⁰
U1C
5
6
R5
LE1
K
A
DVDD
10u
0.1u
6 _DVDD
PDN ¹⁹
PDN
74HC14_1
1k
INT1
C
R4
0
7 _SDTO
INT1 ¹⁸
C
U1D
R8
LE2
R6
0
8 _SCLK
INT0 ¹⁷
9
8
K
A
VDD
R7
0
9 _LRCK
CAD1 ¹⁶
CAD1
74HC14_1
1k
INT0
X1
1
2
12.288MHz
R10
MS
10 _MS
11 _TDMIN
R9
0
12 _MCLK
CAD0 ¹⁵
SCL ¹⁴
SDA ¹³
CAD0
AK4140
1M
U3A
U3B
JP2
JP3
1
2
3
4
XTL
U4
B
XTE
C18
5p
74HCU04
C19
5p
74HCU04
EXT
MCLK
PORT1
10
1
9
2
8
3
7
4
6
5
MCLK R15 100
BICK R17 100
LRCK R16 100
SDTO R19 100
TDMIN R20 100
TDMIN
MCLK
BICK
LRCK
SDTI
10 _CLK
11 _RST
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
Q9
Q10
Q11
Q12
9
7
6
5
3
2
4
13
12
14
15
1
1/2
1/4
JP4
BICK
1/256
1/512
JP5
LRCK
4040_BICK
4040_LRCK
VDD
R12
10k
74HC4040
R21
R13
U5A
1
2
R11
10k
R14¹⁰⁰
VDD
74LS07
470
R18
10k
VDD
R22
U5B
3
4
R23
B
EXT
PORT2
10k
470
74LS07
(short)
GND
JP7
TDMIN
6
5
7
4 ^SCL
8
3 SDA
R24
9
2 SDA(ACK)
SDA(ACK)
10
1
SW2
51
MS
1
CAD1
2
16
VDD
15
uP-I/F
CAD0
3
14
4
13
TST2
5
12
TST1
6
11
TSTI2
7
10
TSTI1
8
9
RP1
AK4140
9
8
7
6
MS
CAD1
CAD0
A
5
4
3
2
1
TST2
TST1
TSTI2
TSTI1
A
47k
Title
AKD4140-B
Size
A3
Document Number
AK4140
Rev
2
Date:
Monday, October 05, 2009 Sheet
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