I
參數(shù)資料
型號: IDT88K8483BRI
廠商: IDT, Integrated Device Technology Inc
文件頁數(shù): 59/162頁
文件大小: 0K
描述: IC SPI-4 EXCHANGE 3PORT 672-BGA
標準包裝: 24
系列: *
其它名稱: 88K8483BRI
151 of 162
October 20, 2006
IDT IDT88K8483
DCLK clock duty cycle
45
50
55
%
SCLK clock duty cycle
45
50
55
%
Fall time (20%, 80%)
IFALL
TIA/EIA-644
300
500
ps
Rise time (20%, 80%)
IRISE
TIA/EIA-644
300
500
ps
Differential Skew (P to N)
TSKEW1
50
ps
DCLK and SCLK peak to peak Jitter
0.1
UI
DAT and CTL peak to peak Jitter
0.24
UI
Clock-to-Output Propagation delay. This value
is programmable. 2
0.6
UI
SPI-4 Interface LVTTL.
SCLK clock frequency
19.44
112.5
MHz
SCLK clock duty cycle
40
50
60
%
Input Setup time
2ns
Input hold time
0.5
ns
Clock-to-Output Propagation delay:
1
1.2
ns
Auxiliary interface clock frequency
faux
133
200
MHz
Auxiliary interface clock period (1/faux)T
7.51
5
ns
Auxiliary interface clock duty cycle
40
60
%
Clock to write valid
tKWV
0.2T
0.3T
“T” is in ns
Clock to address valid
tKAV
0.2T
0.3T
“T” is in ns
Clock to data valid
tKDV
0.2T
0.3T
“T” is in ns
Clock to read valid
tKRV
0.2T
0.3T
“T” is in ns
Echo clock to data setup
tQVD
-0.4
ns
Echo clock to data hold
tQHD
-0.4
ns
MCU Interface - Motorola mode - non multiplexed bus (MPM=0). Read Cycle. Figure 48 MCU Interface - Motorola Mode - Read
Read cycle time
tRC
tDW+ tRe-
covery
ns
Valid DSB+CSB width
tDW
tPRD
ns
Delay from DSB to valid read signal
tRWV
2Tmax-2
ns
R/WB to DSB hold time
tRWH
4T
ns
Delay from DSB to Valid Address
tAV
2Tmax-2
ns
Address to DSB hold time
tADH
tRWH
ns
DSB to valid read data propagation delay
tPRD
6T
ns
Delay from read data active to high Z
tDAZ
10
ns
Recovery time from read cycle
tRecovery
5
ns
Parameter
Symbol
Conditions
Min
Typ
Max1
Unit
Table 168 AC Characteristics (Part 2 of 4)
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