AR0833 Datasheet, PDF (57/64 Pages) ON Semiconductor – 8 Mp CMOS Digital Image Sensor

AR0833: 1/3.2-Inch 8 Mp CMOS Digital Image Sensor
Electrical Characteristics
Electrical Characteristics
Two-Wire Serial Register Interface
The electrical characteristics of the two-wire serial register interface (SCLK, SDATA) are
shown in Figure 45 and Table 18. Table 19 on page 58 shows the timing specification for
the two-wire serial interface.
Figure 45: Two-Wire Serial Bus Timing Parameters
SDATA
SCLK
tF
70%
30%
tR
70%
30%
tSDV
tACV
70% ^//
70%
30%
30%
//
70%
S
tSRTH
1^st Clock
30% 30%
tSDS
tSDH
//
30%
9^th Clock
70%
SDATA
tHIGH
SCLK
70%
Sr
70%
70%
30%
30%
tSRTS
tLOW
tBUF
//
70%
70%
30%
//
//
70%
P
S
9^th Clock
tSTPS
Note:
Read sequence: For an 8-bit READ, read waveforms start after WRITE command and
register address are issued.
Table 18:
Two-Wire Serial Register Interface Electrical Characteristics
f_{EXTCLK = 25 MHz; VAA = 2.8V; VAA_PIX = 2.8V; VDD_IO = 1.8V; VDD (digital core) = 1.2V; VDD_PLL = 1.2V; VDD_TX = 1.8V;}
Output load = 68.5pF; TJ = 55°C
Symbol
VIL
VIH
IIN
VOL
IOL
CIN
CLOAD
Parameter
Input LOW voltage
Input HIGH voltage
Input leakage current
Output LOW voltage
Output LOW current
Input pad capacitance
Load capacitance
Condition
No pull up resistor;
VIN = VDD_IO or DGND
At specified 2mA
At specified VOL 0.1V
Min
Typ
Max
Unit
-0.5
–
0.3 x VDD_IO
V
0.7 x VDD_IO
–
10
–
VDD_IO + 0.5
V
14
A
0.11
–
–
–
–
–
–
–
0.3
V
6
mA
6
pF
N/A
pF
AR0833_DS Rev. H Pub. 4/15 EN
57
©Semiconductor Components Industries, LLC, 2015.