AKD4252-A Evaluation Board Rev.0 AK4252 General Description
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[AKD4252-A]
AKD4252-A
Evaluation Board Rev.0 AK4252
General Description AKD4252-A evaluation board quickly evaluating AK4252VU (Output Gain +12dB), video amplifier with pass filter (LPF). Ordering Guide
AKD4252-A -Evaluation Board AK4252VU
Function Easy evaluate AK4252VU
VDD1
VSS1
AK4252VU
VOUT
Figure AKD4252-A Block diagram Circuit diagram layout attached this manual.
<KM085300>
2006/09
[AKD4252-A]
Operation sequence
power supply lines. [VDD1] (Red) 2.7V~3.6V [VSS1] (Black)
jumper pins. (Refer next section.) They should default state.
Turn power supply. AK4252VU includes power-on-reset function. Therefore reset required upon power-up externally.
Jumper pins Jumper pins should default state.
(DVDD) DVDD AVDD OPEN Separated. SHORT: Connected. <Default> (PDN) Selection AK4252 OPEN: open. DVDD: connected DVDD. <Default>
<KM085300>
2006/09
[AKD4252-A]
Analog Input/Output Circuits
Input Circuit
MR-552LS
0.1u
Figure input circuit Output Circuit
VOUT
100k
VOUT
MR-552LS
Figure VOUT output circuit
<KM085300>
2006/09
[AKD4252-A]
MEASUREMENT RESULTS VIDEO PLOT DATA
[Measurement condition] Measurement unit: Tektronix VM700T Video Measurement Power Supply: VDD=3.0V Temperature: Room
1-1. Measurement Frequency: 100kH 6MHz
Figure (Noise Spectrum)
<KM085300>
2006/09
[AKD4252-A]
1-2. Vector
Input signal: Color
Figure Color Vector
<KM085300>
2006/09
[AKD4252-A]
Revision History
Date (yy/mm/dd) 06/09/14 Manual Revision KM085300 Board Revision Reason First Edition Contents
IMPORTANT NOTICE These products their specifications subject change without notice. Before considering application, consult Asahi Kasei Microsystems Co., Ltd. (AKM) sales office authorized distributor concerning their current status. assumes liability infringement patent, intellectual property, other right application information contained herein. export these products, devices systems containing them, require export license other official approval under regulations country export pertaining customs tariffs, currency exchange, strategic materials. products neither intended authorized critical components safety, life support, other hazard related device system, assumes responsibility relating such use, except with express written consent Representative Director AKM. used here: hazard related device system designed intended life support maintenance safety applications medicine, aerospace, nuclear energy, other fields, which failure function perform reasonably expected result loss life significant injury damage person property. critical component whose failure function perform reasonably expected result, whether directly indirectly, loss safety effectiveness device system containing which must therefore meet very high standards performance reliability. responsibility buyer distributor product distributes, disposes otherwise places product with third party notify that party advance above content conditions, buyer distributor agrees assume responsibility liability hold harmless from claims arising from said product absence such notification.
<KM085300>
2006/09
VDD1
VSS1 T45_BK
T45_R
AVDD
0.1u VOUT
AVDD
DVDD DVDD 0.1u
(short)
AK4252VU
8pin_1
MR-552LS
8pin_2 100k
VOUT
MR-552LS
DVDD DVDD
OPEN
Title Size Date:
AKD4252-A
Document Number
AK4252VU
Monday, August 2006
Sheet
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