NCT6627UD Nuvoton Technology Corporation of America, NCT6627UD Datasheet - Page 176

• Manufacturer Part Number: NCT6627UD
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of NCT6627UD

• Lead Free Status / Rohs Status: Supplier Unconfirmed

CR F5h. (Default 00h)
TABLE A
TABLE B
4~3
1~0
7~0
BIT
BIT
6
5
2
DRTS1
Reserved.
Reserved.
DRIVE RATE TABLE
READ / WRITE
READ / WRITE
0
0
1
R / W
R / W
R / W
R / W
SELECT
DRTS0
0
1
0
0: Enable FDC Pre-compensation.
1: Disable FDC Pre-compensation.
Data Rate Table selection (Refer to TABLE A).
00: Select regular drives and 2.88 format.
01: 3-mode drive.
Drive Type selection (Refer to TABLE B).
Same as FDD0 of CR F5h.
DRATE1
1
0
0
1
1
0
0
1
1
0
0
1
DATA RATE
DRATE0
10: 2 Meg Tape.
1
0
1
0
1
0
1
0
1
0
1
0
DESCRIPTION
DESCRIPTION
-167-
SELECTED DATA RATE
W83627UHG/NCT6627UD
1Meg
1Meg
1Meg
2Meg
500K
300K
250K
500K
500K
250K
500K
250K
MFM
Publication Release Date: October 26, 2010
11: Reserved.
250K
150K
125K
250K
250K
125K
250K
125K
FM
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SELDEN
1
1
0
0
1
1
0
0
1
1
0
0
Revision 1.7