SI1133 Datasheet, PDF (38/43 Pages) Silicon Laboratories – UV Index/Ambient Light Sensor IC with IC Interface

Si1133 Data Sheet
Electrical Specifications
Parameter
Symbol
Test Condition
Min
Typ
Ratio of readings with
HSIG = 0 and HSIG = 1 for
the deep PD
940 nm
—
15.2
ADCMUX = 0; ADC_GAIN = 0
SCL, SDA VOL
—
—
INT VOL
—
—
Note:
1. Unless specifically stated in "Conditions", electrical data assumes ambient light levels < 1 klx.
2. Guaranteed by design and characterization.
Max
—
V_DD x 0.2
0.4
Unit
Units
V
V
Parameter
Clock Frequency
Clock Pulse Width Low
Clock Pulse Width High
Rise Time
Fall Time
Start Condition Hold Time
Start Condition Setup Time
Input Data Setup Time
Data Hold Time
Output Data Valid Time
Stop Setup Time
Bus Free Time
Supressed Pulse Width
Bus Capacitance
Parameter
V_DD Supply Voltage
Operating Temperature
Storage Temperature
INT, SCL, SDA Voltage
ESD Rating
Table 8.3. I²C Timing Specifications
Symbol
f_SCL
t_LOW
t_HIGH
t_R
t_F
t_HD.STA
t_SU.STA
t_SU.DAT
t_HD.DAT
t_VD.DAT
t_SU.STO
t_BUF
t_SP
C_b
Min
Typ
—
—
1.3
—
0.6
—
20
—
20 x (V_DD / 5.5)
—
0.6
—
0.6
—
100
—
0
—
—
—
0.6
—
1.3
—
—
—
—
—
Table 8.4. Absolute Maximum Ratings
Test Condition
Min
–0.3
–40
–65
V_DD = 0 V, T_A < 85 °C
–0.5
Human Body Model
—
Machine Model
—
Charged-Device Model
—
Max
400
—
—
300
300
—
—
—
—
0.9
—
—
40
400
Max
4
85
85
3.6
2
225
2
Unit
kHz
µs
µs
ns
ns
µs
µs
ns
ns
µs
µs
µs
ns
pF
Unit
V
°C
°C
V
kV
V
kV
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