ADE3800XT View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ADE3800XT

Analog LCD Display Engine for XGA and SXGA Resolutions with Embedded LVDS and RSDS Transmitters

STMicroelectronics 

ADE3800

Register Description by Block

Table 13: ADC Registers (Sheet 1 of 2)

Register Name Addr Mode Bits

ANA_FS216_CTRLa 0040 R/W

[4:3]

Rst

01

[2]

[1]

[0]

ANA_ADC_PWDN 0050 R/W

[0]

01

ANA_ADC_SOG_0 0051 R/W

[4:0]

00

ANA_ADC_SOG_1 0052 R/W

[7:4]

01

[3]

[2:1]

[0]

Description

xtal freq multiplier, ndiv

0: fxclk = 54 MHz b

1*: fxclk = 27 MHz (normal) 2

2: fxclk = 13.5 MHz 2

3: reserved

external pll

0*: internal

1: external

pll select

0*: disabled

1: enabled

disable FS216 analog VCO

0*: enabled

1: disabled

AFE power control

0: on

1*: off

SOG level detection & clamp

Up when ADCSOG1[7:4]=1

0mV to +282mV, at ~8.8mV per step

00000*: 0mV

11111: +282mV

SOG level detection & clamp

Down when ANA_ADC_SOG_0[4:0]=0

0mV to -340mV, 10mV per step

0*: disabled

1: -340mV

F: 0mV

Enable SOG clamp & pull down current

0*: off

1: on

SOG pull down current adjust

MAX/TYP/MIN

00*: 1.4/1.1/0.8 uA

01: 0.7/0.5/0.4 uA

10: 5.3/4.1/3.1 uA

11: 2.7/2.1/1.6 uA

SOG power control

0: on

1*: off

27/138

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