SL811ST CYPRESS [Cypress Semiconductor], SL811ST Datasheet - Page 23

• Manufacturer Part Number: SL811ST
• Description: SL811S/T USB Dual Speed Slave Controller
• Manufacturer: CYPRESS [Cypress Semiconductor]

7.5.2
Note:
Document #: 38-08009 Rev. **
11. nCS can be held low for multiple Read cycles providing the nRD line is cycled. I/O Write Cycle Time in Auto Inc Mode is 150 ns minimum.
twr
trd
twcsu
twasu
twahld
twdsu
twdhld
tracc
trdhld
trcsu
trshld
Tcscs
[11]
Parameter
I/O Read Cycle
D0-D7
A0
nRD
nCS
nWR
A0 address hold time
Data hold time after write high
nCS inactive to nCS asserted
Write pulse width
Read pulse width
Chip select set-up to nWR
A0 address set-up time
Data to write high set-up time
Data valid after read low
Data hold after read high
Chip select low to read low
Chip select hold after read high
twdsu
twasu
I/O Read Cycle from Register or Memory Buffer
twr
Description
Register or Memory
Address
[11]
trcsu
twdhld
twahld
trdp
Tcscs *Note
65 ns
65 ns
65 ns
10 ns
10 ns
20 ns
85 ns
Min.
0 ns
5 ns
5 ns
0 ns
0 ns
DATA
tracc
Typical
trdhld
trshld
SL811S/T
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25 ns
Max.