CDB5471 Datasheet, PDF (13/26 Pages) Cirrus Logic – Evaluation Board and Software

OWRS
/RESET
/GAIN
SE
FSO
SCLK
SDO
HDR7X2
HDR19
12
34
56
78
9 10
11 12
13 14
GND
D+
/GAIN
OWRS
R35
R34
10K
10K
SW1
2
1
SW_DIP_2
GND
/RESET
R36
D+
20K
R37
C46 .1UF
49.9
S1
SW_B3W_1100
GND
C43 .1UF
D+
D+
U6
1
DATA B
16
VCC
2
15
QB
DATA A
3
14
R8
QA
CLR
4
CD
13
BORROW
5
CU
12
CARRY
6
QC
7
QD
11
LOAD
10
DATA C
8 _GND
9
DATA D
MM74HC193N
GND
470
FSO
D+
BUSY
INIT
R15
4.7K
R7
470
U8
19
2/G
11
9
13 ^{2A1 2Y1} 7
15 ^{2A2 2Y2} 5
17 ^{2A3 2Y3} 3
2A4 2Y4
C45
SN74HC240N
220PF
COG
GND
R9
470
SE
ACK
GND
R10
SDO
470
SN74HC164N
GND
7
B
2_A
1 _CLK
8 _/CLR
9
QG ¹³
QF ¹²
QE ¹¹
QD ¹⁰
QC ⁶
QB ⁵
QA ⁴
3
VCC
14
U7
D+
C3 .1UF
SN74HC374N
18
17
14
13
8
7
4
3
8D
7D
6D
5D
4D
3D
2D
1D
11
1
CLK
/OC
GND
VCC
10
20
8Q
7Q
6Q
5Q
4Q
3Q
2Q
1Q
19
16
15
12
9
6
5
2
U3
R13
4.7K
.1UF
C4
D+
SEL
D+
R11
SCLK
470
.1UF C44
D+
U8
20
1
VCC 1/G
18
2 R12
16 ^{1Y1 1A1} 4 R14
14 ^{1Y2 1A2} 6
12 ^{1Y3 1A3} 8
1Y4 1A4
10
GND
SN74HC240N
GND
4.7K
4.7K
D+
STRB
FEED
DB25M_RA
J17
1
14
2
15
3
16
4
17
5
18
6
19
7
20
8
21
9
22
10
23
11
24
12
25
13
GND
Figure 3. Digital Circuitry