GL827 View Datasheet(PDF) - GENESYS LOGIC
Part Name
Description
MFG CO.
'GL827' PDF : 47 Pages View PDF
GL827 USB 2.0 Single Slot Card Reader Controller
6.6.4 xD
The Timing diagrams are the same as SM.
AC Characteristics:
Parameter
tCLS
tCLH
tCS
tCH
tWP
tALS
tALH
tDS
tDH
tWC
tWH
tWW
tRR
tRP
tRC
tREA
tCEH
tREAID
tRHZ
tCHZ
tREH
tRSTO
tCSTO
tRHW
tWHC
tWHR
TAR1
tCR
tWB
TAR2
tRB
Description
CLE Set up Time
CLE Hold Time
CE Setup up Time
CE Hold Time
WE Pulse Width
ALE Setup Time
ALE Hold Time
Data Setup Time
Data Hold Time
Write Cycle Time
WE High Hold Time
WP High to WE Low
Ready to RE Low
Read Pulse Width
Read Cycle Time
RE Access Time(Serial Data Access)
CE High Hold Time
RE Access Time(ID Read)
RE High to Output Hi-Z
CE High to Output Hi-Z
RE High Hold Time
RE Access Time
CE Access Time
RE High to WE Low
WE High to CE Low
WE High to RE Low
ALE Low to RE Low
CE Low to RE Low
WE High to Busy
ALE LOW to RE LOW
Last RE High to Busy
Spec.
Min
Spec.
Max
Unit
20
-
40
-
20
-
40
-
40
-
20
-
40
-
30
-
20
-
80
-
20
-
100
-
20
-
60
-
80
-
-
45
ns
250
-
-
90
5
30
-
30
20
-
-
45
-
55
0
-
50
-
60
-
200
-
200
-
-
200
150
-
-
200
©2000-2007 Genesys Logic Inc. - All rights reserved.
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