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BU7839GVW Datasheet(PDF) 5 Page - Rohm

No. de pieza BU7839GVW
Descripción Electrónicos  Digital Input Hi-Fi Class-D Headphone Amplifier
Download  16 Pages
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Fabricante Electrónico  ROHM [Rohm]
Página de inicio  http://www.rohm.com
Logo ROHM - Rohm

BU7839GVW Datasheet(HTML) 5 Page - Rohm

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Terminal table
No
Terminal
name
Function
Classificati
on
Digital/
Analog
In/Out
Rest middle/rear
Initial
value
Note
A1
MCLK
Audio I/F Master clock
A
D
In/Out
in
256fs
B3
BCLK
Audio I/F Bit clock
B
D
In/Out
in
64fs
A2
LRCLK
Audio I/F LR clock
B
D
In/Out
in
fs
C2
SDI
Audio I/F Serial data
E
D
In
-
C1
DVDDIO
Digital IO VDD
-
D
-
-
I/O power supply
B4
SCL
2wire CPU I/F serial
clock
C
D
In
-
A5
SDA
2wire CPU I/F serial data
D
D
In/Out
in
B2
NRST
Reset
E
D
In
-
L: reset
A3
ADR
Device address select
E
D
In
-
L:33h or H:36h
C3
TEST
test pin
E
D
In
-
Please connect to the ground
D1
DVDD
Digital core VDD
-
D
-
-
Digital power supply
A4
DVSS
Digital core VSS
-
D
-
-
Digital ground ゙
B5
REFCLK
reference clock
H
D
In
Input 10M~20MHz
D5
PLLVDD
PLL VDD
-
A
-
-
PLL power supply
C5
PLLCAP
PLL capacitor
F
A
Out
Hiz
C4
DVSS
PLL, Digital VSS
-
D
-
-
PLL, Digital ground ゙
D4
VDD_R
Analog VDD
-
A
-
-
Rch power supply
E4
OUT_R
Rch output
G
A
Out
Hiz
E5
MUTE_R
Rch mute
I
A
Out
Hiz
For starting sound decrease
D3
VSS_R
Analog VSS
-
A
-
-
Rch ground
E1
VDD_L
Analog VDD
-
A
-
-
Lch power supply
E2
OUT_L
Lch output
G
A
Out
Hiz
D2
MUTE_L
Lch mute
I
A
Out
Hiz
For starting sound decrease
E3
VSS_L
Analog VSS
-
A
-
-
Lch ground
Table 5 Terminal table
Terminal equivalent circuit figure
A
DVDDIO
DVSSIO
LVS
B
DVDDIO
DVSSIO
LVS
C
DVSSIO
LVS
D
DVSSIO
LVS
E
DVDDIO
DVSSIO
LVS
F
PLLVSS
PLLVDD
G
VSS_R
VSS_L
VDD_R
VDD_L
VDD_R
VDD_L
VSS_R
VSS_L
H
DVDDIO
DVSSIO
LVS
I
VDD_R
VDD_L
VSS_R
VSS_L
VSS_R
VSS_L
Table 6 Terminal equivalent circuit figure


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