P R E L I M I N A R Y
Alphabetical Key to Switching Parameter Symbols
Parameter Symbol
tARYCH
No.
49
51
95
89
52
96
87
14
12
66
65
24
45
68
104
101
38
44
67
18
22
64
63
8
Description
ARDY Resolution Transition Setup Time
tARYCHL
ARDY Inactive Holding Time
ARDY High to DS High
ARDY Assert to Data Valid
ARDY Setup Time
(a)
tARYHDSH
(a)
tARYHDV
tARYLCL
(a)
tARYLDSH
ARDY Low to DS High
A Address Valid to WHB, WLB Low
AD Address Valid to Clock High
AD Address Valid to ALE Low
A Address Valid to RD Low
A Address Valid to WR Low
AD Address Float to RD Active
CLKOUTA Rise Time
tAVBL
tAVCH
tAVLL
tAVRL
tAVWL
tAZRL
tCH1CH2
tCHAV
tCHCA
tCHCAV
tCHCK
tCHCL
tCHCSV
tCHCSX
tCHCTV
tCHCV
tCHCZ
tCHDX
tCHLH
tCHLL
CLKOUTA High to A Address Valid
CLKOUTA High to CAS Active
CLKOUTA Low to Column Address Valid
X1 High Time
CLKOUTA High Time
CLKOUTA High to LCS/UCS Valid
MCS/PCS Inactive Delay
Control Active Delay 2
Command Lines Valid Delay (after Float)
Command Lines Float Delay
Status Hold Time
9
ALE Active Delay
11
106
3
ALE Inactive Delay
tCHRA
tCHSV
tCICOA
tCICOB
tCHRX
tCKHL
tCKIN
CLKOUTA High to RAS Active
Status Active Delay
69
70
103
39
36
40
46
50
5
X1 to CLKOUTA Skew
X1 to CLKOUTB Skew
CLKOUTA High to RAS Inactive
X1 Fall Time
X1 Period
tCKLH
tCL2CL1
tCLARX
tCLAV
X1 Rise Time
CLKOUTA Fall Time
ARDY Active Hold Time
AD Address Valid Delay and BHE
Address Hold
tCLAX
tCLAZ
6
15
43
37
42
AD Address Float Delay
CLKOUTA Low Time
tCLCH
tCLCK
tCLCL
X1 Low Time
CLKOUTA Period
58
Am186ED/EDLV Microcontrollers
AMD [ AMD ]
