参数资料
型号: ISL29043IROMZ-T7
厂商: Intersil
文件页数: 5/16页
文件大小: 0K
描述: IC SENSOR PROX/AMB LIGHT 10-ODFN
标准包装: 1,000
带接近传感器:
波长: 855nm
电源电压: 2.25 V ~ 3.63 V
输出类型: 数字 - I²C
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-WFDFN
包装: 带卷 (TR)
ISL29043
I 2 C Electrical Specifications
(Note 11). (Continued)
For SCL and SDA unless otherwise noted, VDD = 3V, TA = +25°C, REXT = 499k ? 1% tolerance
MIN
MAX
PARAMETER
t HD:STA
t LOW
t HIGH
t SU:STA
t HD:DAT
t SU:DAT
t R
t F
DESCRIPTION
Hold Time (Repeated) START Condition
LOW Period of the SCL Clock
HIGH period of the SCL Clock
Set-up Time for a Repeated START Condition
Data Hold Time
Data Set-up Time
Rise Time of both SDA and SCL Signals
Fall Time of both SDA and SCL Signals
CONDITION
After this period, the first clock pulse is
generated.
Measured at the 30% of VDD crossing.
(Note 12)
(Note 12)
(Note 7)
600
1300
600
600
30
100
20 + 0.1xC b
20 + 0.1xC b
TYP (Note 7) UNIT
ns
ns
ns
ns
ns
ns
ns
ns
t SU:STO
t BUF
C b
Set-up Time for STOP Condition
Bus Free Time Between a STOP and START Condition
Capacitive Load for Each Bus Line
600
1300
400
ns
ns
pF
R pull-up
t VD;DAT
t VD:ACK
V nL
V nH
SDA and SCL System Bus Pull-up Resistor
Data Valid Time
Data Valid Acknowledge Time
Noise Margin at the Low Level
Noise Margin at the High Level
Maximum is determined by t R and t F
1
0.1VDD
0.2VDD
0.9
0.9
k Ω
μs
μs
V
V
NOTES:
11. All parameters in I 2 C Electrical Specifications table are guaranteed by design and simulation.
12. C b is the capacitance of the bus in pF.
FIGURE 3. I 2 C TIMING DIAGRAM
5
FN7935.0
February 9, 2012
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