w83977tf Winbond Electronics Corp America, w83977tf Datasheet - Page 113

• Manufacturer Part Number: w83977tf
• Description: Winbond I/o
• Manufacturer: Winbond Electronics Corp America

TABLE A
Note:Refer to CRF2 for SELDEN value in the cases when CRF0, bit0=1.
TABLE B
DMOD0
DRTS1
Drive Rate Table
0
0
1
0
0
1
1
Select
DRTS0
DMOD1
0
1
0
0
1
0
1
DRATE1
DRVDEN0(pin 2)
1
0
0
1
1
0
0
1
1
0
0
1
SELDEN
DRATE1
SELDEN
DRATE0
Data Rate
DRATE0
-102-
1
0
1
0
1
0
1
0
1
0
1
0
DRVDEN1(pin 3)
Selected Data Rate
1Meg
1Meg
1Meg
2Meg
MFM
500K
300K
250K
500K
500K
250K
500K
250K
DRATE0
DRATE0
DRATE0
DRATE1
250K
150K
125K
250K
250K
125K
250K
125K
Publication Release Date: March 1998
FM
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4/2/1 MB 3.5” “
2/1 MB 5.25”
2/1.6/1 MB 3.5” (3-MODE)
CRF0 bit 0=0
W83977TF
SELDEN
DRIVE TYPE
PRELIMINARY
1
1
0
0
1
1
0
0
1
1
0
0
Revision 0.62