參數(shù)資料
型號(hào): AT43301-AU
廠商: ATMEL CORP
元件分類: 總線控制器
英文描述: Low-cost USB Hub Controller
中文描述: UNIVERSAL SERIAL BUS CONTROLLER, PQFP32
封裝: 7 X 7 MM, 1.40 MM THICKNESS, 0.80 MM PITCH, GREEN, PLASTIC, MS-026BBA, LQFP-32
文件頁數(shù): 15/27頁
文件大?。?/td> 206K
代理商: AT43301-AU
15
1137J–USB–01/06
AT43301
Table 3-9.
DPx, DMx Hub Timings, Low-speed Operation
Symbol
Parameter
Condition
Min
Max
Unit
t
LHDD
Hub Differential Data Delay
300.0
ns
t
LHDJ1
t
LHDJ2
t
LUHJ1
t
LUHJ2
Downstr Hub Diff Driver Jitter
To Next Transition, downst
For Paired Transitions, downst
To Next Transition, upstr
For Paired Transitions, upstr
-45.0
-15.0
-45.0
-45.0
45.0
15.0
45.0
45.0
ns
ns
ns
ns
t
SOP
Data Bit Width Distortion after SOP
-60.0
60.0
ns
t
LEOPD
Hub EOP Delay Relative to t
HDD
0
200.0
ns
t
LHESK
Hub EOP Output Width Skew
-300.0
300.0
ns
Table 3-10.
Hub Event Timings
Symbol
Parameter
Condition
Min
Max
Unit
t
DCNN
Time to Detect a Downstream Port Connect Event
Awake Hub
Suspended Hub
2.5
2.5
2000.0
12000.0
μs
μs
t
DDIS
Time to Detect a Disconnect Event on Downstream Port
Awake Hub
Suspended Hub
2.5
2.5
2.5
10000.0
μs
μs
t
URSM
Time from Detecting Downstream Resume to
Rebroadcast
100.0
μs
t
DRST
Duration of Driving Reset to a Downstream Device
Only for a SetPortFeature
(PORT_RESET) request
10.0
20.0
ms
t
URLK
Time to Detect a Long K from Upstream
2.5
100.0
μs
t
URLSEO
Time to Detect a Long SEO from Upstream
2.5
10000.0
μs
t
URPSEO
Duration of repeating SEO Upstream
23
FS bit
time
相關(guān)PDF資料
PDF描述
AT43301-SC Low-cost USB Hub Controller
AT43301-SU Low-cost USB Hub Controller
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AT43301 USB HUB CONTROLLER
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