W83627DHG Datasheet, PDF (261/268 Pages) Winbond – WINBOND LPC I/O

W83627DHG
KBC Timing Parameters, continued
SYMBOL
DESCRIPTION
T22 Duration of CLK inactive
T23 Duration of CLK active
T24
Time from inactive CLK transition, used to time when
the auxiliary device sample DATA
T25 Time of inhibit mode
T26 Time from rising edge of CLK to DATA transition
T27 Duration of CLK inactive
T28 Duration of CLK active
T29 Time from DATA transition to falling edge of CLK
MIN.
30
30
5
100
5
30
30
5
MAX.
50
50
25
300
T28-5
50
50
25
UNIT
μS
μS
μS
μS
μS
μS
μS
μS
21.3.11.1. Writing Cycle Timing
A2, CSB
WRB
D0 ~ D7
GA20
OUTPUT
PORT
T1
T3
T5
ACTIVE
T7
T8
DATA IN
T9
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Publication Release Date: Aug, 22, 2007
Version 1.4