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BU26156RFS 数据表(PDF) 3 Page - Rohm

部件名 BU26156RFS
功能描述  Monoraul MIC Input with ALC
Download  95 Pages
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制造商  ROHM [Rohm]
网页  http://www.rohm.com
标志 ROHM - Rohm

BU26156RFS 数据表(HTML) 3 Page - Rohm

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BU26156RFS
TSZ02201-0V1V0E502570-1-2
© 2014 ROHM Co., Ltd. All rights reserved.
Jul.1.2014 Rev.001
www.rohm.co.jp
TSZ22111・15・001
SAD Pin=IOVDD : ”0011011”
24
CSB
/SCL
I
IOVDD
3 wire interface : chip select input pin
It is indicated as CSB on the description of
AC characteristics.
2 wire interface : Serial clock input pin
(Note1)
It is indicated as SCL on the description of
AC characteristics.
(input)
-
30
LRCLK
IO
IOVDD
SAI LR clock input/output pin
(input)
DGND
31
BCLK
IO
IOVDD
SAI bit clock input/output pin
(input)
DGND
29
SDIN
I
IOVDD
SAI serial data input pin
(input)
DGND
28
SDOUT
O
IOVDD
SAI serial data output pin
DGND
Open
32
MCLKI
I
IOVDD
Master Clock pin
(input)
DGND
26
IRQB
O
IOVDD
Interrupt output Pin
IOVDD
Open
38
LIN1L
I
REGOUT
Line analog input Lch pin 1
(input)
Open,
or coupling
capacitor
connected to
AGND near by
BU26156
39
LIN1R
I
REGOUT
Line analog input Rch pin 1
(input)
40
LIN2L
I
REGOUT
Line analog input Lch pin 2
(input)
41
LIN2R
I
REGOUT
Line analog input Rch pin 2
(input)
42
LIN3L
I
REGOUT
Line analog input Lch pin 3
(input)
43
LIN3R
I
REGOUT
Line analog input Rch pin 3
(input)
35
MINP
I
REGOUT
Analog microphone + input
(input)
34
MINM
I
REGOUT
Analog microphone - input
(input)
15
BEEPIN
I
REGOUT
Line input pin.
The input signal for this pin can output
Headphone output pins or Speaker output
pins.
(input)
16
MICBIASREF
O
HVDD1
External filter pin for microphone bias.
A
capacitor
is
connected
between
MICBIASREF and AGND.
ANGD
Open
1
MICBIAS
O
HVDD1
Microphone bias voltage output pin
A
capacitor
is
connected
between
MICBIASCAP and AGND.
AGND
Open
37
VMID
O
REGOUT
Analog reference voltage pin
A capacitor is connected between VMID
and AGND.
AGND
-
20
REGOUT
O
HVDD1
Regulator output pin
A
capacitor
is
connected
between
REGOUT and HGND1.
Please put in the chip close as much as
possible.
AGND
-
8
SPLP
O
SPLVDD
speaker Lch output + pin
SPLGND
Open
7
SPLM
O
SPLVDD
speaker Lch output - pin
SPLGND
Open
11
SPRP
O
SPRVDD
speaker Rch output + pin
SPRGND
Open
12
SPRM
O
SPRVDD
speaker Rch output - pin
SPRGND
Open
14
SPMUTE
I
IOVDD
Test control pin “L” level : Release MUTE
“H” level : MUTE
DGND
Open
1
HPOUTL
O
HPVDD
Headphone Lch output pin
HPGND
Open
2
HPOUTR
O
HPVDD
Headphone Rch output pin
HPGND
Open
32
LOUTCAP
O
HVDD1
Headphone Output capacitance pin
AGND
Open
33
PLLC
O
REGOUT
PLL filter pin
The width of the clock frequency to input
can be expanded.
AGND
Open
27
IOVDD
P
-
Interface Power Supply pin
A capacitor is connected between IOVDD
and HGND1.
-
-
6
SPLVDD
P
-
Speaker Lch Power Supply pin
It is used on the same voltage as SPRVDD.
A capacitor is connected between SPLVDD
and SPLGND.
-
-
9
SPLGND
P
-
Speaker Lch ground pin
-
-
13
SPRVDD
P
-
Speaker Rch Power Supply pin
It is used on the same voltage as SPLVDD.
A capacitor is connected between SPRVDD
and SPRGND.
-
-
10
SPRGND
P
-
Speaker Rch ground pin
-
-
18
HVDD1
P
-
High voltage power supply 1 pin
A capacitor is connected between HVDD1
and HGND1.
-
-
19, 36
AGND
P
-
Analog ground pin
-
-
21
DGND
P
Digital ground pin


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