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RT5509WSC Datasheet(PDF) 28 Page - Richtek Technology Corporation

Part # RT5509WSC
Description  Speaker Amplifier with Speaker Protection
PDF  58 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT5509WSC Datasheet(HTML) 28 Page - Richtek Technology Corporation

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RT5509
Copyright © 2017 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation
www.richtek.com
DS5509-00
August
2017
28
Register Definition
Address Mapping
Registers Description
ADDR Byte
Bits
R/W
Name
Description
Default
0x00
1
7:0
R
CHIP_ID[7:0]
Chip Revision ID
0x01
1
7
R
BCK_CLOCK_STABLE
BCK rate stable
1
6
R
PLL_LOCK
PLL is locked to BCK or LRCK
0 : unlocked
1 : locked
0
5
R
BAT_UV
Battery voltage under threshold
0 : normal
1 : under threshold
0
4
R
AMP_OV
Class-D amplifier supply voltage
(VDDP) over threshold
0 : normal
1 : over threshold
0
3
R
AMP_OC
Class-D amplifier output current
over threshold
0 : normal
1 : over threshold
0
2
R
AMP_OT
Class-D amplifier temperature over
threshold
0 : normal
1 : over threshold
0
1
R
BST_OC
Boost converter current over
threshold
0 : normal
1 : over threshold
0
0
R
BST_OT
Boost converter temperature over
threshold
0 : normal
1 : over threshold
1
0x02
7:2
R/W
AUD_WL
Audio interface word length. Valid
range : 16 bit
– 32bit
6
’b100100
1
WC
flagResDmg
resistance exceeds the predefined
value
1'b0
0
WC
flagFreqDmg
resonant frequency out of range
1'b0



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