22 / 27 page
SL811S/T
Document #: 38-08009 Rev. **
Page 22 of 27
7.5
Bus Interface Timing Requirements
7.5.1
I/O Write Cycle
Note: nCS can be held low for multiple write cycles provided nWR is cycled.
Note:
10. I/O Write Cycle Time in Auto Inc Mode is 150 ns minimum.
Parameter
Description
Min.
Typical
Max.
twr
Write pulse width
65 ns
twcsu
Chip select set-up to nWR
0 ns
twshld
Chip select hold time
0 ns
twasu
A0 address set-up time
65 ns
twahld
A0 address hold time
10 ns
twdsu
Data to write low set-up time
60 ns
twdhld
Data hold time after write high
5 ns
tcscs
nCS inactive to nCS[10] asserted
85 ns[10]
nWR
A0
D0-D7
DATA
twr
twahld
twdhld
twasu
twdsu
twdsu
twdhld
I/O Write Cycle to Register or Memory Buffer
Register or Memory
Address
nCS
twcsu
twshld
Tcscs See Note.
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
