GL826 View Datasheet(PDF) - Genesys Logic
Part Name
Description
MFG CO.
'GL826' PDF : 43 Pages View PDF
GL826 USB 2.0 Multi-Slot Flash Card Reader Controller
Table 4.5－AC Characteristics of Smart Media Interface (CL = 40 pF)
Symbol
Parameter
Min.
Max. Unit
tCLS CLE Setup Time
20
-
ns
tCLH CLE Hold Time
40
-
ns
tCS
-CE Setup Time
20
-
ns
tCH
-CE Hold Time
40
-
ns
tWP
-WE Pulse Width
40
-
ns
tALS ALE Setup Time
20
-
ns
tALH ALE Hold Time
40
-
ns
tDS
Data Setup Time
30
-
ns
tDH
Data Hold Time
20
-
ns
tWC Write Cycle Time
80
-
ns
tWH -WE High Hold Time
20
-
ns
tWW -WP High to –WE Low
100
-
ns
tRR
Ready to –RE Low
20
-
ns
tRP
Read Pulse Width
60
-
ns
tRC
Read cycle Time
80
-
ns
tREA -RE Access Time (Serial Data Access)
-
45
ns
tCEH -CE High Hold Time (At the Last Serial Read)
250
-
ns
tREAID -RE Access Time (ID Read)
-
90
ns
tRHZ -RE High to Output Hi-Z
5
30
ns
tCHZ -CE High to Output Hi-Z
-
30
ns
tREH -RE High Hold Time
20
-
ns
tRSTO -RE Access Time
-
45
ns
tCSTO -CE Access Time
-
55
ns
tRHW -RE High to -WE Low
0
-
ns
tWHC -WE High to –CE Low
50
-
ns
tWHR -WE High to –RE Low
60
-
ns
tAR1 ALE Low to –RE Low (Address Register Read, ID Read)
200
-
ns
tCR
-CE Low to –RE Low (Data Register Read, ID Read)
200
-
ns
tWB -WE High to Busy
-
200
ns
tAR2 ALE Low to RE Low (Read Cycle)
150
ns
tRB
Last –RE High to Busy (at Sequential Read)
-
500
ns
tCRY -CE High to Ready
-
1
µs
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