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TAS2557YZR Datasheet(PDF) 4 Page - Texas Instruments

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Part # TAS2557YZR
Description  5.7-W Class-D Mono Audio Amplifier with Class-H Boost and Speaker Sense
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TAS2557YZR Datasheet(HTML) 4 Page - Texas Instruments

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A4
A3
A2
B4
B3
B2
C4
C3
C2
D3
D2
D4
A1
B1
C1
D1
E3
E2
E4
E1
A5
B5
C5
D5
E5
A6
B6
C6
D6
E6
F3
F2
F4
F1
F5
F6
G3
G2
G4
G1
G5
G6
NC2
SPK_P
PGND
SPK_M
VBOOST
SW
PGND_B
VSENSE_P
VSENSE_M
VREG
VBOOST
SW
PGND_B
NC1
SCL_SSZ
ADR1_MISO
AGND
NC3
NC4
ICC_GPIO10
VBAT
AVDD
SPI_SELECT
IOGND
DGND
ICC_GPI3
SDA_MOSI
ICC_GPIO9
ADR0_SCLK
DIN2_GPIO8
WCLK2_GPIO6
/RESET
IRQ_GPIO4
DIN1_GPI1
WCLK1_GPIO2
DOUT2_GPIO7
BCLK2_GPIO5
MCLK_GPI2
IOVDD
DVDD
BCLK1_GPIO1
DOUT1_GPIO3
4
TAS2557
SLASEC2 – NOVEMBER 2016
www.ti.com
Product Folder Links: TAS2557
Submit Documentation Feedback
Copyright © 2016, Texas Instruments Incorporated
6 Pin Configuration and Functions
42-Ball DSBGA
YZ Package
(Top View)
Pin Functions
PIN
TYPE
DESCRIPTION
NAME
BALL NO.
PGND_B
A1,A2
P
Power ground - connect to high current ground plane.
VBAT
A3
P
Battery power supply - connect to 2.9 V to 5.5 V battery supply.
ICC_GPIO9
A4
I/O
Stereo inter-chip communication clock or GPIO pin.
WCLK1_GPIO2
A5
I/O
Audio word clock on ASI#1 or GPIO pin.
DOUT1_GPIO3
A6
I/O
Audio data output on ASI#1 or GPIO pin.
SW
B1,B2
P
Boost converter switch input .
ICC_GPIO10
B3
I/O
Stereo inter-chip communication data output or GPIO pin.
ICC_GPI3
B4
I
Stereo inter-chip communication data input or GPI pin.
DIN1_GPI1
B5
I
Audio data input to ASI #1 or GPI pin.
BCLK1_GPIO1
B6
I/O
Audio bit clock on ASI#1 or GPIO pin.
VBOOST
C1,C2
P
Boost converter output.
NC4
C3
-
Float connection - do not route any signal or supply to or through this pin.
DGND
C4
P
Digital ground pin.
DIN2_GPIO8
C5
I/O
Audio data input to ASI #2 or GPIO pin.
DVDD
C6
P
1.8V digital power supply for digital core logic.
SPK_M
D1
O
Inverting Class-D output.
VREG
D2
P
Regulator output.


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