Block diagram – LG GSA-4167B User Manual

Page 52

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Block Diagram

56

RFIP

RFIN

Pick
I/F

0.068u

0.068u

IDGATE

TISH1

AGFU

AGFR

EQ-

AUTO

RF

LPP

Wobble

F0-CNT

AGC3

BPF

SUB

AGC1

DPD

TE

BALANCE

FE

FE

RECD

SAV

MIRR
DEFECT

TIE

R-OPC
OPC

APC

Serial
Cont.
Reg.

VREF

Power
Cont.

Programm
able I/O
port

SIGM

PE

HFSUM

BALANCE

AGC2

COMP

EQ

HP3

RF
AGC

HP2

ID
DET

S/H

S/H

S/H

WRF

MUX

RF SLIM/SUB
(RGA)

M

U

X

M

U

X

M
U
X

M
U
X

AGHPF2

RFHLD/

SPDSH

LO_ZB/

IREFE

EQFCF

EQOP

EQON

MA

MB

MC

MD

SA

SB

SC

SD

HAVC

MPDSH/

WOB

main

sub

4

4

2

SUBO/LPPMON

SUBI/LPPSIG

BHC

IP1/LPPOUT

D

WOBSIG

WAG3

WAG1

WAG2

WBLSH

MCLK

TE

FE

PE

HFPE

mclk

IREFT

RRF

WRF

BLANK

TOPH

BOTH

DFT

RECD

SPBLVL/TISH2

PHBETA/TCE

BHBETA/TIE

MRSTB

SDEN

SCLK

SDATA

BCENT

SPBLVL

SIGM

each blocks

WGATE

WGATE

RFPDSH

FMD

FVREF

PWRMON

VRDCN

VRDC

LDOUT

BHOUT

0.068u

0.033u

0.12U

0.12U

0.1U

12k
(*2)

3300p 0.1u

0.47u

D

D

D

LO_ZB/SPDSH

pin

D

D

D

D

D

D

D

D

D

D

D/A

D

SUBP.N

IP2/MIRR

D

SUBW

BPO

to MIRR.DEFECT

EQOP/N

BPO

2200p

SPDSH

RFHLD/TISH1 pin

VRDC2N/

RFHLD/TISH1 pin

GND2

VDD1

GND3

VDD2

GND4

VDD3

GND5

VDD4

VDD5

GND1

vCC2

D

D

D

VREF1

...Combined pin

...digital pin

D

...digital/analog pin

D/A

power 5V

power 3.3V(VDD)

4700p

15,000p

VREF1

GCAOUT

MIRRTOPH

MIRRBOTH

MIRRHPF

pick-up I/F

reference level

AWOBSIG

WOBFCF

VREF1

LO_ZB/SPDSH

PWWMON

D

LNDTRK

mclk

mclk

mclk

SHPE

ATEST

SUMF/

SUMF2

8200p

680k

3.3u

*3300P/0.068u

0.47u

0.1u

0.033u

0.033u

(*1), (*2)...1% Resistor

toLPF,A/D
toLPF,A/D

toLPF,A/D

toLPF,A/D

toLPF,A/D

toLPF,A/D

to LPF,A/D

*HPF fc=1kHz

to A/D

*3300p

Lo-Z function by IDGATE.
fast mode 3.3us
Lo-Z function by IDGATE.

0.1u

20k(*1)

LPPMON/EQOS/RRF/WRF

EQOS

VFREFO

10u

VREF1

SRVREF

power 3.3V

VHALH(=VDD/2)

VREF1(=2.1V)

FVREFO(=2.5V)

MPP

SPP

to LE

MPP

SPP

SUMF2

to WRF

SUMF2

In the case of
analog APC

vCC1

LE

toLPF,A/D

IP2/MIRR pin

MIRR

MIRR

AGHPF1

0.1u

0.1u

0.1u

0.1u

0.1u

0.1u

0.1u

0.1u

0.01u

0.01u

PORT00~07.10~13

D

12

AIN1~3

3

VRDC3N

.

.

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