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| AK4254 Datasheet, PDF (21/22 Pages) Asahi Kasei Microsystems – Capacitor-less Video Amp with 7:2 Video Switch | |||
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ASAHI KASEI
MARKING
[AK4254]
AKM
AK4254VF
XXXBYYYYC
XXXBYYYYC Date code identifier
XXXB: Lot number (X: Digit number, B: Alpha character)
YYYYC: Assembly date (Y: Digit number, C: Alpha character)
REVISION HISTORY
Date (YY/MM/DD) Revision Reason
07/02/20
00
First Edition
07/08/10
01
Spec change
Spec change
Spec change
Error correct
Page Contents
6
7
8
18, 19
Interchannel Isolation: typ.50dB Ã typ.65dB
Switching characteristics
PDN âââ to CSN âââ: tPDCS was added
PDN âââ to SDA âââ @SCL = âHâ: tPDSD was
added
Timing diagram
WRITE command input timing was changed. (tPDCS
was added)
I2C Bus mode timing1 was added. (tPDSD was
added)
System design
Figure15, Figure16, Figure17 were revised. (CVSS1
and CVSS2 were connected to GND)
MS0586-E-01
- 21 -
2007/08
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