參數(shù)資料
型號(hào): AT43312A-SC
廠商: ATMEL CORP
元件分類: 總線控制器
英文描述: Self- and Bus-Bus-powered USB Hub Controller
中文描述: UNIVERSAL SERIAL BUS CONTROLLER, PDSO32
封裝: 0.440 INCH, PLASTIC, SOIC-32
文件頁(yè)數(shù): 16/28頁(yè)
文件大?。?/td> 211K
代理商: AT43312A-SC
16
AT43312A
1255G–USB–05/06
Figure 7.
Low-speed Downstream Port Load
TxD+
TxD-
R
S
C
L
R
S
C
L
C
L
= 200pF to 600pF
3.6V
1.5K
Table 12.
DPx, DMx Hub Timings, Full-speed Operation
Symbol
Parameter
Condition
Min
Max
Unit
t
HDD2
Hub Differential Data Delay without Cable
44
ns
Hub Diff Driver Jitter
t
HDJ1
To Next Transition
-3
3
ns
t
HDJ2
To Paired Transition
-1
1
ns
t
FSOP
Data Bit Width Distortion after SOP
-5
5
ns
t
FEOPD
Hub EOP Delay Relative to THDD
0
15
ns
t
FHESK
Hub EOP Output Width Skew
-15
15
ns
Table 13.
DPx, DMx Hub Timings, Low-speed Operation
Symbol
Parameter
Condition
Min
Max
Unit
t
LHDD
Hub Differential Data Delay
300
ns
Downstr Hub Diff Driver Jitter
t
LHDJ1
To Next Transition, downst
-45
45
ns
t
LHDJ2
For Paired Transition, downst
-15
15
ns
t
LUKJ1
To Next Transition, upstr
-45
45
ns
t
LUKJ2
For Paired Transition, upstr
-45
45
ns
t
SOP
Data Bit Width Distortion after SOP
-60
60
ns
t
LEOPD
Hub EOP Delay Relative to THDD
0
200
ns
t
LHESK
Hub EOP Output Width Skew
-300
300
ns
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