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[|LED|]
SPR-325MVW
SIU-100/100T
[|IC|]
AK4380VT-E2 (AKM)
24-BIT D/A CONVERTER
—TOP VIEW—
MCLK
1
16
DZF
IN
OUT
BICK
2
15
VREF
IN
SDTI
3
14
V
IN
CC
LRCK
4
13
GND
IN
PDN
5
12
VCOM
IN
SMUTE/CSN
6
11
AOUTL
IN
DFS/CCLK
7
10
AOUTR
IN
DIF0/CDTI
8
9
P/S
IN
IN
9
P/S
DE-EMPHASIS
6
CONTROL
SMUTE/CSN
uP
7
DFS/CCLK
INTERFACE
8
DIF0/CDTI
8 x
4
INTERPOLATOR
LRCK
AUDIO
2
BICK
DATA
3
INTERFACE
SDTI
8 x
INTERPOLATOR
5
PDN
LA6518M-TE-R (SANYO)
DUAL POWER OPERATIONAL AMPLIFIER
—TOP VIEW—
V
V
EE
EE
INPUT+1
INPUT_1
V
1
16
V
EE
EE
NC
2
15
NC
3
14
OUT1
INPUT_1
INPUT+2
INPUT_2
V
4
13
INPUT+1
CC
OUT2
5
12
INPUT+2
V
6
11
INPUT_2
EE
NC
7
10
NC
V
8
9
V
EE
EE
V
V
EE
EE
INPUTS
BICK
: AUDIO SERIAL DATA CLOCK
CCLK
: CONTROL DATA CLOCK (SERIAL MODE)
CDTI
: CONTROL DATA (SERIAL MODE)
IN
CSN
: CHIP SELECT (SERIAL MODE)
DFS
: DOUBLE SPEED SAMPLING MODE SELECT (PARALLEL MODE)
(L: NORMAL SPEED, H: DOUBLE SPEED)
DIF0
: AUDIO DATA INTERFACE FORMAT
LRCK
: L/R CLOCK
MCLK
: MASTER CLOCK
OUT
: POWER-DOWN MODE SELECT
PDN
(L: SERIAL CONTROL MODE, H: PARALLEL CONTROL MODE)
OUT
P/S
: PARALLEL/SERIAL SELECT
SDTI
: AUDIO SERIAL DATA
OUT
SMUTE
: SOFT MUTE (PARALLEL MODE)
(H: ENABLE, L: DISABLE)
VREF
: VOLTAGE REFERENCE
OUTPUTS
AOUTL
: L CH ANALOG
AOUTR
: R CH ANALOG
VCOM
: COMMON VOLTAGE
DZF
: DATA ZERO INPUT DETECT
1
MCLK
CLOCK
12
VCOM
DIVIDER
16
DZF
∆∑
11
LPF
AOUTL
MODULATOR
∆∑
10
LPF
AOUTR
MODULATOR
15
VREF
4
V
CC
AMP.1
13
+
3
14
OUT1
_
THERMAL SHUTDOWN
AND
CURRENT LIMITER
AMP.2
12
+
5
11
OUT2
_
6
V
EE
LED, IC
4-3
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