W83977EF Winbond Electronics Corp America, W83977EF Datasheet - Page 149

• Manufacturer Part Number: W83977EF
• Description: Description = W83877TF Plus Kbc, GP I/O, Wake-Up, Power Fail Resume ;; Package = QFP 128
• Manufacturer: Winbond Electronics Corp America

13.3 Four FDD Mode
14.0 ORDERING INFORMATION
15.0 HOW TO READ THE TOP MARKING
W83977EF-PW
W83977EF-AW
Example: The top marking of W83977EF-AW
1st line: Winbond logo
2nd line: the type number: W83977EF-AW
3rd line: the source of KBC F/W -- American Megatrends Incorporated
4th line: the tracking code
PART NO.
W83977EF-AW
821 : packages made in '98, week 21
A : assembly house ID; A means ASE, S means SPIL.... etc.
2 : Winbond internal use.
B : IC revision; A means version A, B means version B
282012345 : wafer production series lot number
 AM. MEGA. 87-96
821A2B282012345
inbond
W83977EF
Phoenix MultiKey/42
MOB#
MOA#
DSA#
DSB#
KBC FIRMWARE
AMIKEY
821 A 2 C 282012345
TM
-2
TM
-143 -
G1
A1
B1
G2
A2
B2
74LS139
with OnNow / security keyboard Wake-Up
with OnNow / security keyboard Wake-Up
1Y0
1Y1
1Y2
1Y3
2Y0
2Y1
2Y2
2Y3
REMARKS
7407(2)
Publication Release Date: April 2003
TM
DSA#
DSB#
DSC#
DSD#
MOA#
MOB#
MOC#
MOD#
W83977EF
Revision 1.1