W83977G Winbond Electronics Corp America, W83977G Datasheet - Page 157

• Manufacturer Part Number: W83977G
• Description: W83877TF plus KBC, CIR, RTC, Pb-free
• Manufacturer: Winbond Electronics Corp America

FDC: Data rate = 1 MB, 500 KB, 300 KB, 250 KB/sec, continued.
Notes:
1. Typical values for T = 25 ° C and normal supply voltage.
2. Programmable from 2 mS through 32 mS in 2 mS increments.
from DRQ
TC width
RESET width
Write precompensation
IOW or IOR response time
INDEX width
DIR setup time to STEP
DIR hold time from STEP
STEP pulse width
STEP cycle width
WD pulse width
W83977F-A/ W83977G-A/ W83977AF-A/ W83977AG-A
PARAMETER
T
T
T
SYM.
T
T
T
T
T
T
T
MRW
WDD
WPC
RST
DST
STD
STP
IDX
TC
SC
CONDITIONS
TEST
-149 -
135/220
6.8/11.5
100/185
100/138
1.8/3/3.
24/40/4
0.5/0.9
1.0/1.6
Note 2
/13.8
MIN.
/260
/225
/225
/1.0
/2.0
5
8
Publication Release Date: May 2006
(NOTE 1)
125/210
125/210
Note 2
/20/24
7/11.7
TYP.
6/12
/250
/250
/14
7.2/11.9
150/235
150/235
Note 2
MAX.
/14.2
/275
/275
Revision 0.60
UNIT
μ S
μ S
μ S
μ S
μ S
μ S
μ S
μ S
μ S
nS