P R E L I M I N A R Y
Numerical Key to Switching Parameter Symbols (continued)
No.
43
44
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46
47
48
49
50
51
52
53
54
55
57
58
59
61
62
63
64
65
66
67
68
69
70
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
Parameter Symbol
tCLCH
Description
CLKOUTA Low Time
tCHCL
CLKOUTA High Time
tCH1CH2
tCL2CL1
tSRYCL
tCLSRY
tARYCH
tCLARX
tARYCHL
tARYLCL
tINVCH
tINVCL
CLKOUTA Rise Time
CLKOUTA Fall Time
SRDY Transition Setup Time
SRDY Transition Hold Time
ARDY Resolution Transition Setup Time
ARDY Active Hold Time
ARDY Inactive Holding Time
ARDY Setup Time
Peripheral Setup Time
DRQ Setup Time
tCLTMV
tRESIN
Timer Output Delay
RES Setup Time
tHVCL
HOLD Setup
tRHDX
RD High to Data Hold on AD Bus
Maximum PLL Lock Time
HLDA Valid Delay
tLOCK
tCLHAV
tCHCZ
Command Lines Float Delay
Command Lines Valid Delay (after Float)
A Address Valid to WR Low
A Address Valid to RD Low
CLKOUTA High to LCS/UCS Valid
CLKOUTA High to A Address Valid
X1 to CLKOUTA Skew
tCHCV
tAVWL
tAVRL
tCHCSV
tCHAV
tCICOA
tCICOB
tCHRFD
tCLCLX
tCLCSL
tCLRF
X1 to CLKOUTB Skew
CLKOUTA High to RFSH Valid
LCS Inactive Delay
LCS Active Delay
CLKOUTA High to RFSH Invalid
CLKOUTA to CLKOUTB Skew
LCS Precharge Pulse Width
RFSH Cycle Time
tCOAOB
tLRLL
tRFCY
tLCRF
LCS Inactive to RFSH Active Delay
A Address Valid to WHB, WLB Low
Chip Select to ARDY Low
ARDY Assert to Data Valid
DS Low to Data Driven
tAVBL
tCSHARYL
tARYHDV
tDSLDD
tDSLDV
tDSHDIR
tDSHDX
DS Low to Data Valid
DS High to Data Invalid—Read
DS High to Data Bus Turn-off Time
66
Am186/188ES and Am186/188ESLV Microcontrollers