ASAHI KASEI

[AKD4709-A]

<KM103002>

2011/06

GENERAL DESCRIPTION

AKD4709 is an evaluation board for quickly evaluating the AK4709, AV SCART switch. Evaluation

requires audio/video analog analyzers/generators and a power supply.

Ordering guide

AKD4709-A ---

AK4709 Evaluation Board

(Cable for connecting with printer port of IBM-AT,

compatible PC and control software are packed with this.)

FUNCTION

• RCA connectors for analog audio input/output

• XLR connectors for analog audio input

• RCA connectors for analog video input/output

• 10pin header for serial control interface

AK4709

AINL+

AINL

AINR

(AINR+-)

VD1

VD2

AGND

TVINL

TVINR

VCRINL

VCRINR

TVOUTL

TVOUTR

VCROUTL

VCROUTR

VCRFB

TVFB

TVSB

VCRSB

ENCB

ENCC

ENCG

ENCV

ENCY

ENCRC

TVVOUT

TVB

TVG

TVRC

VCRVOUT

TVVIN

VCRVIN

VCRB

VCRG

VCRRC

VCRC

VVD2

Buffer

10pin header

VVD1

Regulator

VVD

VP

+12V → +3.3V

VSS2

(AINL+-)

AINR+

Figure 1. AKD4709 Block Diagram

* Circuit diagram and PCB layout are attached at the end of this manual.

AK4709 Evaluation Board Rev.2

AKD4709-A

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