W83977ATF Datasheet, PDF (111/207 Pages) Winbond – WINBOND I/O

12.3.1 AC Characteristics, FDC continued
PARAMETER
SYM.
IOW or IOR response time
from DRQ
TC width
TMRW
TTC
TEST
CONDITIONS
RESET width
TRST
INDEX width
TIDX
DIR setup time to STEP
TDST
DIR hold time from STEP
STEP pulse width
TSTD
TSTP
STEP cycle width
WD pulse width
TSC
TWDD
Write precompensation
TWPC
Notes:
1. Typical values for T = 25° C and normal supply voltage.
2. Programmable from 2 mS through 32 mS in 2 mS increments.
W83977ATF
PRELIMINARY
MIN.
TYP.
(NOTE 1)
6/12
/20/24
135/220
/260
1.8/3/3.
5
0.5/0.9
/1.0
1.0/1.6
/2.0
24/40/48
6.8/11.5
/13.8
7/11.7
/14
Note 2 Note 2
100/185 125/210
/225
/250
100/138 125/210
/225
/250
MAX.
7.2/11.9
/14.2
Note 2
150/235
/275
150/235
/275
UNIT
µS
nS
µS
µS
µS
µS
µS
µS
µS
µS
Publication Release Date: April 1998
166-
Revision 0.52