参数资料
型号: QL5064-66APS484C
厂商: QUICKLOGIC CORP
元件分类: 总线控制器
英文描述: PCI BUS CONTROLLER, PBGA484
封装: PLASTIC, BGA-484
文件页数: 29/45页
文件大小: 635K
代理商: QL5064-66APS484C
2006 QuickLogic Corporation
QL5064 QuickPCI Data Sheet Rev. I
35
Power-up Sequencing
Figure 22: Power-up Sequencing
When powering up a device, the V
CC/VCCIO rails must take 400 s or longer to reach the maximum value
(refer to Figure 22).
NOTE: Ramping V
CC/VCCIO to the maximum voltage faster than 400 s can cause the device to behave
improperly.
For users with a limited power budget, keep (V
CCIO -VCC)MAX ≤ 500 mV when ramping up the power supply.
Vol
tage
V
CCIO
V
CC
(V
CCIO -VCC)MAX
Time
400 us
V
CC
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