AR0833 Datasheet, PDF (13/64 Pages) ON Semiconductor – 8 Mp CMOS Digital Image Sensor

Figure 5: Recommended Power-up Sequence
AR0833: 1/3.2-Inch 8 Mp CMOS Digital Image Sensor
Power-on Sequence
VDD_IO
DVDD_1V8
DVDD_1V2,
DVDD_1V2_PHY
VAA, VAA_PIX
t₀
t₁
t₂
EXTCLK
XSHUTDOWN
SDATA
t₃
Hard Reset
t₄
Internal Init
Soft Standby
t₅
PLL
Lock
Streaming
SCLK
Table 7:
Power-up Sequence
Definition
VDD_IO to DVDD_1V8
DVDD_1V8 to DVDD_1V2/DVDD_1V2_PHY
SDVDD_1V2/DVDD_1V2_PHY to VAA/VAA_PIX
Active Hard Reset
Internal Initialization
PLL Lock Time
Symbol
t₀
t₁
t₂
t₃
t₄
t₅
First Serial
Write
Minimum
–
0.2
0.2
1
2400
1
Typical
–
–
–
–
–
–
Maximum
500
500
500
500
–
5
Unit
ms
ms
ms
ms
EXTCLKs
ms
AR0833_DS Rev. H Pub. 4/15 EN
13
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