dac3555a Micronas, dac3555a Datasheet - Page 18
dac3555a
Manufacturer Part Number
dac3555a
Description
Stereo Audio Dac
Manufacturer
Micronas
Datasheet
1.DAC3555A.pdf
(34 pages)
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DAC 3555A
3.5. Control Registers
18
I
address
(hex)
SAMPLE RATE CONTROL SR_REG
01
ANALOG VOLUME AVOL
02
1)
2)
3)
2
C Sub-
see Fig. 2–1 and Fig. 2–2 on page 6
96 kHz allowed for V
96 kHz is not supported by automatic detection
8
16
Number
of Bits
Mode
w
w
DD
=5 V only
Function
sample rate control
bit[7:5]
bit[4]
bit[3]
bit[2:0]
audio volume control
bit[15]
bit[14]
bit[13:8] analog audio volume level left:
bit[7:6]
bit[5:0]
not used, set to 0
L/R-bit
0
1
Delay-Bit
0
1
sample rate control
000
001
010
011
100
101
110
111
Oscillator on/off (for test purpose only)
0
1
deemphasis on/off
0
1
000000
000001
101100
111000
not used, set to 0
analog audio volume level right
000000
000001
101100
111000
Oscillator on if internally required
Oscillator always on
deemphasis off
deemphasis on
(WSI = 0
(WSI = 0
No Delay
1 bit Delay
32 48 kHz
26 32 kHz
20 26 kHz
14 20 kHz
10 14 kHz
automatic detection
8 10 kHz
mute
+0 dB (default)
+18 dB
mute
+18 dB
96 kHz
75 dB
+0 dB (default)
75 dB
2)
left channel)
right channel)
3)
1)
1)
PRELIMINARY DATA SHEET
Default
Values
(hex)
0
0
hex
hex
Name
LR_SEL
SP_SEL
SRC_48
SRC_32
SRC_24
SRC_16
SRC_12
SRC_8
SRC_96
SRC_A
OSC
DEEM
AVOL_L
AVOL_R
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