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AS3658 Datasheet(PDF) 28 Page - ams AG

Part # AS3658
Description  Power and Audio Management Unit for Portable Devices
PDF  158 Pages
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Manufacturer  AMSCO [ams AG]
Direct Link  http://www.ams.com
Logo AMSCO - ams AG

AS3658 Datasheet(HTML) 28 Page - ams AG

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Table 16. DCDC_CURR3 Current sink current bit definition
Addr: 45
DCDC_CURR3 Value
This register controls the current value of the dcdc_curr3 current sink
Bit
Bit Name
Default Access
Description
Table 17. Current sink control bit definition
Addr: 58
CURR control
This register controls the mode of the DCDC current sinks
Bit
Bit Name
Default Access
Description
www.austriamicrosystems.com
Revision 1v13
27 - 157
AS3658
Data Sheet Confidential - Detail ed Descri ption-Power Management Functions
7:0
dcdc_curr3_current
00h
R/W
Defines the current into DCDC_CURR3 if enabled by
dcdc_curr3_ctrl
00h
power down (default state)
01h
0.15mA (LSB)
....
FFh
38.25mA
1:0
dcdc_curr1_ctrl
00b
R/W
On/Off control of the pad DCDC_CURR1
00
Current sink is turned off
01
Current sink is active
10
Current sink is active and LED string connected to
stpup2. Required for automatic feedback selection
11
Controlled by PWM generator (do not set pwm_div)
3:2
dcdc_curr2_ctrl
00b
R/W
On/Off control of the pad DCDC_CURR2
00
Current sink is turned off
01
Current sink is active
10
Current sink is active and LED string connected to
stpup2. Required for automatic feedback selection
11
Controlled by PWM generator (do not set pwm_div)
5:4
dcdc_curr3_ctrl
00b
R/W
On/Off control of the pad DCDC_CURR3
00
Current sink is turned off
01
Current sink is active
10
Current sink is active and LED string connected to
stpup2. Required for automatic feedback selection
11
Controlled by PWM generator (do not set pwm_div)



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