参数资料
型号: UPD720113GK-9EU-A
厂商: Renesas Electronics America
文件页数: 11/34页
文件大小: 0K
描述: IC HUB CTLR USB2.0 7-PORTS QFP
标准包装: 50
控制器类型: USB 2.0 集线器控制器
接口: USB 2.0
电源电压: 2.5 V,3.3 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 80-TQFP
供应商设备封装: 80-TQFP
包装: 托盘
Data Sheet S16618EJ3V0DS
17
PD720113
Over-current Response Timing
Parameter
Symbol
Condition
MIN.
TYP.
MAX.
Unit
Over-current response time from CSB
low to PPB high (Figure 2-7)
tOC
500
625
s
Figure 2-7. Over-current Response Timing
CSB(7:1)
PPB(7:1)
tOC
Figure 2-8. CSB/PPB Timing
Bus reset
500
s
500
s
500
s
500
s
Hub power supply
PPB pin output
CSB pin input
CSB pin operation region
Up port D
+ line
Port power
supply ON
Output
cut-off
Overcurrent
generation
CSB detection
delay time
CSB active
period
Device
connection
inrush current
Bus power: Up port connection
Self power: Power supply ON
Remark
The active period of the CSB pin is in effect only when the PPB pin is ON.
There is a delay time of approximately 500
s duration at the CSB pin.
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