ad1843jst Analog Devices, Inc., ad1843jst Datasheet - Page 27

• Manufacturer Part Number: ad1843jst
• Description: Serial-port 16-bit Soundcomm Codec
• Manufacturer: Analog Devices, Inc.

REV. 0
Address
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
CRAX = CONTROL REGISTER ADDRESS “X”
CRA25
Figure 13. AD1843 Control Registers Associated with Block Diagram
CRA25
CRA25
S
E
E
C
O
R
L
T
Register Description
Clock Generator 1 Control—Mode
Clock Generator 1 Control—Sample Rate
Clock Generator 1 Control—Sample Phase Shift
Clock Generator 2 Control—Mode
Clock Generator 2 Control—Sample Rate
Clock Generator 2 Control—Sample Phase Shift
Clock Generator 3 Control—Mode
Clock Generator 3 Control—Sample Rate
Clock Generator 3 Control—Sample Phase Shift
Codec Configuration—Digital Filter and Mode Select
Codec Configuration—Serial Interface
Codec Configuration—Channel Power Down
Codec Configuration—Fundamental Settings
Reserved for Future Expansion
Reserved for Future Expansion
Reserved for Future Expansion
XTALI
MUTE
MUTE
S
E
E
C
O
R
L
T
CRA25
XTALO SYNC3 SYNC2 SYNC1 CONV3 CONV2 CONV1
RIGHT
LEFT
V
CC
3
CRA15, CRA16, CRA17, CRA18, CRA19,
CRA20, CRA21, CRA22, CRA23, CRA24
CRA12
ATTN
ATTN
CRA11
AD1843
CLOCK GENERATION
–27–
CRA13
MUTE
ATTN
GNDD
8
CRA14
MUTE
ATTN
RIGHT
LEFT
CONTROL AND STATUS REGISTERS
V
DD
CRA0, CRA1, CRA25, CRA26,
9
FIFO
FIFO
CRA27, CRA28
BIT3
CRA26
CRA26
CRA26
LAW
LAW
µ/A
LAW
µ/A
µ/A
BIT2
DAC1
DAC2
ADC
G
N
T
E
R
F
A
C
E
BIT1
D
T
A
L
I
I
I
2
RESET
PWRDWN
CLKOUT
SCLK
SDFS
SDI
SDO
BM
CS
TSO
TSI
XCTL [1:0]
PDMNFT
AD1843