RT5510WSC datasheet(49/52 Pages) RICHTEK

49 / 52 page

RT5510

is a registered trademark of Richtek Technology Corporation

DS5510-00

October

2019

www.richtek.com

Address Byte

Bits

Bits Name

Default

Type

Description

0x47

15:9

Reserved

0000000

Reserved

8:0

VPTAT

000000000

VPTAT code (DEC) = Chip

temperature (°C) + 273°C

e.g. VPTAT code = 100101010,

VPTAT code (DEC) = 298, chip

temperature = 25°C

0x48

7:0

VBAT

00000000

Battery voltage (V) = VBAT code

(DEC) / 40

e.g. 10100000 = 160 (DEC),

Battery voltage = 160 / 40 = 4V

0x68

7:5

Reserved

000

Reserved

Time out_disable

R/W

0 : Enter DRE if timeout to find zero

crossing (default)

1 : Not enter DRE if timeout to find

zero crossing

DRE_method_sel

R/W

0 : Enter DRE at zero crossing

(default)

1 : Enter DRE if signal < threshold

2:1

DRE_HOLD_SEL

R/W

Hold time before entering DRE

00 : 16ms

01 : 32ms

10 : 64ms (default)

11 : 128ms

DRE_EN

R/W

0 : Disable DRE

1 : Enable DRE (default)

0x69

7:0

DRE_THDMODE

01000000

R/W

Threshold = 20log (DRE_THDMODE

(DEC) × 2 ^ (

11)), DRE_THDMODE=

30.1dB (default)

RT5510WSC Datasheet(PDF) 49 Page - Richtek Technology Corporation

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