參數(shù)資料
型號: UPD720130GC-9EU-SIN
廠商: NEC Corp.
英文描述: USB2.0 to IDE Bridge
中文描述: USB2.0轉(zhuǎn)IDE橋
文件頁數(shù): 30/44頁
文件大?。?/td> 316K
代理商: UPD720130GC-9EU-SIN
Data Sheet S16302EJ3V0DS
30
μ
PD720130
Timing Diagram
System reset timing
RESETB
t
rst
Remark
After RESET is negated, this chip read the serial ROM first. Do not reset while the serial ROM is read. The
serial ROM is completed to read below time, after RESET is negated.
5
+
0.1197
×
bytes (serial ROM size)
+
0.5678 (ms)
Example
In the case of 512 bytes: 66.855 ms, in the case of 8 Kbytes: 986.15 ms
USB power-on and connection events
t
SIGATT
D
+
or
D
Hub port
power OK
Attatch detected
Reset recovery
time
USB system software
reads device speed
4.01 V
V
BUS
V
IH(min)
IH
Hub port
power-on
10 ms
t
ATTDB
USB differential data jitter for full-speed
t
PERIOD
Differential
Data Lines
Crossover
Points
Consecutive
Transitions
N
×
t
PERIOD
+
t
DJ1
Paired
Transitions
N
×
t
PERIOD
+
t
DJ2
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