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W9425G6EH
13. REVISION HISTORY
VERSION
A01
A02
A03
DATE
Dec. 12, 2007
Jan. 04, 2008
Feb. 21, 2008
PAGE
All
5, 25
5, 26
23
5, 25
9
DESCRIPTION
Formally data sheet
Revise -4 speed grade Max.IDD4R/IDD4W value from 190mA to
210mA
Revise -5 speed grade Max. CLK cycle time tCK value from
10nS to 12nS
Change VDDQ max from VDD to 2.7V
Modify -4 speed grade DC Characteristics IDD6 parameter value
from 5mA to 3mA
Add figure to illustrate Initialization sequence after power-up
Revise overshoot/undershoot pulse width
A04
Apr. 11, 2008
23
26, 27, 29
Before VIH (max.) = -1.2V with a pulse width < 3 nS
After VIH (max.) = -1.5V with a pulse width < 5 nS
Before VIL (min.) = VDDQ +1.2V with a pulse width < 3 nS
After VIL (min.) = VDDQ +1.5V with a pulse width < 5 nS
Revise input setup/hold time tIS/tIH parameters with skew rate
dependency of AC characteristics table
A05
May 07, 2008
30, 31, 32,
33, 34
Detailed descriptions of slew rate and overshoot/undershoot is
added in system AC characteristics
4, 5, 23, 25,
26, 27, 30,
Remove -75 grade parts
A06
Jun. 06, 2008
31, 32
27
Revise -4 speed grade AC parameter tWTR from 1 tCK to 2 tCK
A07
A08
Aug. 25, 2008
Dec. 03, 2008
4, 5, 23, 25,
26, 27
4, 5, 16, 25,
27, 40, 41
Add -5I and -6I industrial grade parts
Add 30% driver strength and -4 grade parts add to support CL4
Important Notice
Winbond products are not designed, intended, authorized or warranted for use as components
in systems or equipment intended for surgical implantation, atomic energy control
instruments, airplane or spaceship instruments, transportation instruments, traffic signal
instruments, combustion control instruments, or for other applications intended to support or
sustain life. Further more, Winbond products are not intended for applications wherein failure
of Winbond products could result or lead to a situation wherein personal injury, death or
severe property or environmental damage could occur.
Winbond customers using or selling these products for use in such applications do so at their
own risk and agree to fully indemnify Winbond for any damages resulting from such improper
use or sales.
Publication Release Date:Dec. 03, 2008
- 54 -
Revision A08
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