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Specification
NET2270 USB Interface Controller
______________________________________________________________________________
NetChip Technology, Inc., 2003
335 Pioneer Way, Mountain View, California 94041
TEL (650) 526-1490
FAX (650) 526-1494
http://www.netchip.com
Rev 3.6, April 17, 2003
87
10.4.8 Local Bus Multiplexed Write
Operating Conditions: VDD: 3.3V ± 5%, TA = 0°C to 70°C, Output Load = 25pF
NAME
DESCRIPTION
MIN
MAX
UNIT
T1
Address setup to falling edge of ALE
5
ns
T2
Address hold from falling edge of ALE
1
ns
T3
ALE Width
5
ns
T12
Write enable width*
5
ns
T13
Data setup to end of write enable*
5
ns
T14
Data hold time from end of write enable*
1
ns
T15A
Recovery Time to next write
55
ns
T15B
I/O Recovery Time to next read
55
ns
* Write enable is the occurrence of both CS# and IOW#.
T1
T3
T1
T3
T12
T13
T15A
T12
T13
T2
T14
T2
T14
D0
D1
A0
A1
0ns
25ns
50ns
75ns
ALE
CS# & IOW#
LD[15:0]
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