AS3543 datasheet(56/92 Pages) AMSCO

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18h-6 AVDD27

ILIM_H_VDD27

0: 100mA

1: 200mA

PRG_AVDD27

VSEL_AVDD27<3:0>

0x0 – 0x2: 2.3V

0x3 – 0xF: 2.0V + VSEL* 100mV ->(2.3V – 3.5V)

18h-7 AVDD17

AVDD17_OFF

PRG_AVDD17

VSEL_AVDD17<4:0>

0x00 – 0x1F: 1.65V + VSEL * 50mV -> (1.65V – 3.2V)

19h-1 CHGVBUS1

BAT_TEMP_OF

CHG_I<2:0>

0..3: 55, 70, 140, 210mA

4..7: 280, 350, 420, 460mA

CHG_V<2:0>

3.9V + CHG_V * 50mV -> (3.9V – 4.25V)

CHG_OFF

19h-2 CHGVBUS2

VBUS_COMP_TH <1:0>

0: 4.5V; 1: 3.18V;

2: 1.5V; 3: 0.6V

BAT_TEMP

0: 0.4/0.5V;

1: 0.6/0.7V

CHG_EOC_TH<1:0>

0: 10% CC; 1: 30% CC;

2: 50% CC; 3: 70% CC

1Ah-1 Out_Cntr1

DRIVE_PWGD<1:0>

0: 6mA OD; 1: 6mA PP;

2: 1mA PP; 3: HiZ

MUX_PWGD<1:0>

0: PWGD; 1: CLK24M;

2: CLKINT2; 3: PWM

DRIVE_XRES<1:0>

0: 6mA OD; 1: 6mA PP;

2: 1mA PP; 3: HiZ

MUX_XRES<1:0>

0: XRES; 1: CLK32K;

2: CLKINT1; 3: PWM

1Ah-2 Out_Cntr2

DRIVE_Q24M<1:0>

0: 6mA PP; 1: HiZ;

2: 2mA PP; 3: 1mA PP

MUX_Q24M<1:0>

0: CLK24M; 1: CLKINT1;

2: CLKINT2; 3: PWM

DRIVE_Q32k<1:0>

0: 6mA PP; 1: HiZ;

2: 2mA PP; 3: 1mA PP

MUX_Q32k<1:0>

0: CLK32K; 1: CLKINT1;

2: CLKINT2; 3: PWM

1Ah-3 Out_Cntr3

DRIVE_SDO<1:0>

0: 6mA PP; 1: HiZ;

2: 2mA PP; 3: 1mA PP

MUX_SDO<1:0>

0: SDO; 1: CLK24M;

2: CLKINT1; 3: PWM

DRIVE_XIRQ<1:0>

0: 6mA OD; 1: 6mA PP;

2: 1mA PP; 3: HiZ

MUX_XIRQ<1:0>

0: XIRQ; 1: CLKINT1;

2: CLKINT2; 3: IRQ

1Ah-4 In_Cntr

MUX_HBT<1:0>

0: OFF; 1: PWGD;

2: Q24M; 3: Q32K

MUX_ExtDim<1:0>

0: OFF; 1: PWGD;

2: Q24M; Q32K

1Ah-5 Clk_Cntr

CLKINT2<1:0>

0: CLKPLL; 1: CLKlogdim;

2: LOW; 3: HIGH

CLKINT1<1:0>

0: 2MHz; 1: 667kHz;

2: 1kHz; 3: 125Hz

CLK24M<1:0>

0: OSC24M; 1: OSC24M_div2;

2: OSC24M_div4; 3: OSC24M_PD

CLK32k<1:0>

0: OSC32k; 1: 1Hz;

2: LOW; 3: HIGH

1Ah-6 PWM_Cntr

PWM_INVERT

PWM_CYCLE<6:0>

0: no pulses;

1-127: duty cycle = PWM_CYCLE * 0.39%

1Ah-7 PLL

OSR<3:0>

0x0: 128;

0x1-0xF: n/a

VCO_MODE<1:0>

0: 24-48kHz;

1: 8-23kHz;

2: 49-96kHz;

3: n/a

PLL_MODE<1:0>

0: automatic;

1: ON;

2: OFF;

3: auto_inv

1Bh-1 DCDC15

DIM_UP_XDO

DIM_RATE<1:0>

0: 0ms; 1: 300ms;

2: 600ms; 3: 1200ms

VFB_ON

ExtDim_ON

1Bh-2 ISINK1

I_SINK1<4:0>

0: OFF;

1-31: 1.2mA *I;_ISINK1 -> (1.2mA...37.2mA)

1Bh-3 ISINK2

I_SINK2<4:0>

0: OFF;

1-31: 1.2mA *I;_ISINK2 -> (1.2mA...37.2mA)

Table 43. I2C Register Overview

Addr

Name

AS3543 Datasheet(PDF) 56 Page - ams AG

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