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LP8727 Datasheet(PDF) 11 Page - Texas Instruments

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Part # LP8727
Description  Micro/Mini USB Interface with Integrated 28V Charger
PDF  33 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LP8727 Datasheet(HTML) 11 Page - Texas Instruments

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LP8727
www.ti.com
SNVS898A – OCTOBER 2012 – REVISED MAY 2013
REGISTER
ADDR
BIT NAME
BIT
POR DEFAULT
DESCRIPTION
NAME
Disable USB charger detection.
USB_DET_DIS
0
1
0: Enable
1: Disable
Enable charger type detection. CHG_TYP will be
automatically set to 0 at the end of detection sequence.
CHG_TYP
1
0
0: Disable
1: Enable
RESERVED
[3:2]
xx
Not used.
Enable internal 100
Ω pull-down resistors on AUD1 and
AUD2.
CP_AUD
4
0
0: Disable
0x02
CONTROL2
1: Enable
Enable microphone low-power mode.
MIC_LP
5
0
0: Disable
1: Enable
Enable interrupt output. When disabled, INT\ output will
be masked and pending interrupts will not be cleared.
INT_EN
6
0
0: Disable
1: Enable
Interrupt polarity setting.
INTPOL
7
0
0: Active low
1: Active high
Set the switch connection to D- pin.
000: D- pin is connected to DN pin.
001: D- pin is connected to U1 pin.
DM1
[2:0]
000
010: D- pin is connected to AUD1 pin.
011: D- pin is connected to C1COMP.
100: D- pin is connected to DN pin regardless of VBUS
101 to 111: Hi-Z
Set the switch connection to D+ pin.
000: D+ pin is connected to DP pin.
0x03
SW CONTROL
001: D+ pin is connected to U2 pin.
DP2
[5:3]
000
010: D+ pin is connected to AUD2 pin.
011: Hi-Z
100: D+ pin is connected to DP pin regardless of VBUS
101 to 111: Hi-Z
Connect MIC pin to ID pin.
MIC_ON
6
0
0: Disable
1: Enable
RESERVED
7
x
Not used.
Copyright © 2012–2013, Texas Instruments Incorporated
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Product Folder Links: LP8727



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