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R262 Datasheet(PDF) 6 Page - ON Semiconductor

Part # R262
Description  Wideband Voice Capture and Noise Reduction Solution
PDF  28 Pages
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

R262 Datasheet(HTML) 6 Page - ON Semiconductor

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BelaSigna R262
http://onsemi.com
6
Table 3. PIN CONNECTIONS
Pin Index
Pin Name
Description
A/D/P
I/O
Active
Pull
G1
MIC0
First microphone input
A
I
E5*
AI1/LOUT1
Direct audio input / line−out preamp 1
A
I/O
E1
MIC2
Second microphone input
A
I
E3
AI3/VMIC/LOUT0
Direct audio input / microphone bias /
line−out preamp 0
A
I/O
D6*
A_OUT0
Audio output 0
A
O
E7
A_OUT1
Audio output 1
A
O
G7
CAP0
Charge pump capacitor connection
A
I/O
F8
CAP1
Charge pump capacitor connection
A
I/O
A1
DEBUG_RX
RS232 debug port serial input
D
I
L
U
B2
DEBUG_TX
RS232 debug port serial output
D
O
L
F2
RESERVED
Reserved
A3
EXT_CLK
External clock input
D
I
U
A7
SPI_CLK/CLOCK_SEL
SPI clock / Clock selection
D/A
O/I
L/−
A9
SPI_CS/BOOT_SEL
SPI chip select / Booting method selection
D/A
O/I
B8
SPI_SERO/CHAN_SEL
SPI serial output / Channel selection
D/A
O/I
C9
SPI_SERI/ALPHA_SEL
SPI serial input / Mixing ratio selection
D/A
I/I
U/−
C7
DMIC_OUT
Digital microphone output
D
O
C5*
SWAP_CHAN
Channel swap control
D
I
U
C3
I2C_SDA
I2C data
D
IO
L
U
C1
I2C_SCL
I2C clock
D
IO
L
U
D4*
NRESET
Reset
D
I
L
U
F6
VBAT
Power supply
P
I
G9
VBATRCVR
Output driver power supply
P
I
G5
VDDA
Analog supply voltage
P
O
B6
VDDD
Digital power supply
P
O
B4
VDDO
Digital I/O power supply
P
I
G3
VREG
Analog supply voltage
P
O
F4
VSSA
Analog ground
P
I
A5
VSSD
Digital ground
P
I
E9
VSSRCVR
Output driver ground
P
I
* Pins C5, D4, D6 and E5 are not available on the WLCSP26 package.
All pins are available on the WLCSP30 package.
A: Analog pin
D: Digital pin
P: Power pin
I: Input
O: Output
IO: Bi−directional
I/O & O/IL: Input or Output depending on the function being used
L: Active Low
H: Active High
U: Pulled up internally
D: Pulled down internally



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