参数资料
型号: QL5820-33BPTN196C
厂商: QUICKLOGIC CORP
元件分类: 总线控制器
英文描述: PCI BUS CONTROLLER, PBGA196
封装: 12 X 12 MM, 1.20 MM HEIGHT, 0.80 MM PITCH, LEAD FREE, PLASTIC, MO-216C, TFBGA-196
文件页数: 41/80页
文件大小: 1125K
代理商: QL5820-33BPTN196C
2006 QuickLogic Corporation
QL58x0 Enhanced QuickPCI Target Family Data Sheet Rev. L
46
Power-Up Sequencing
Figure 45: Power-Up Sequencing
When powering up a device, the VCC/VCCIO/VDED/VDED2 rails must take 400 s or longer to reach the
maximum value (refer to Figure 45).
NOTE: Ramping V
CC, VCCIO, VPUMP, VDED, or VDED2 faster than 400 s can cause the device to behave
improperly.
For users with a limited power budget, ensure V
CCIO, VDED, VDED2, and VPUMP are within 500 mV of VCC when
ramping up the power supplies.
Vol
tage
V
CCIO
V
DED
V
DED2
V
PUMP
V
CC
|V
CCIO , VDED , VDED2 , VPUMP - VCC|MAX
Time
400 us
V
CC
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