參數(shù)資料
型號: ISL29002
廠商: Intersil Corporation
英文描述: Light-to-Digital I2C Sensor(光電I2C傳感器)
中文描述: 光到數(shù)字的I2C傳感器(光電傳感器的I2C)
文件頁數(shù): 3/10頁
文件大?。?/td> 196K
代理商: ISL29002
3
FN7465.2
December 1, 2006
Pin Descriptions
PIN NUMBER
PIN NAME
DESCRIPTION
1
VDD
Positive supply. Connect to a clean 2.25V to 3.3V supply
2
GND
Ground. The thermal pad is connected to the GND pin
3
R
EXT
External resistor pin is for the ADC reference current, the integration time adjustment in internal timing
mode, and lux range/resolution adjustment. 100k
Ω
1% tolerance resistor recommended.
4
A0
Bit 0 of the I
2
C address.
The address pins have an open gate equivalent circuit. These are the
least-significant bits of the I
2
C address. The eight possible addresses are
40(hex) through 48(hex).
5
A1
Bit 1 of the I
2
C address.
6
A2
Bit 2 of the I
2
C address.
7
SCL
I
2
C serial clock line
The I
2
C bus lines can pulled above V
DD
, 5.5V max.
8
SDA
I
2
C serial data line
Typical Performance Curves
R
EXT
= 100k
Ω
FIGURE 1. SUPPLY CURRENT vs SUPPLY VOLTAGE
FIGURE 2. OUTPUT CODE FOR 0LUX vs SUPPLY VOLTAGE
FIGURE 3. OUTPUT CODE vs SUPPLY VOLTAGE
FIGURE 4. OSCILLATOR FREQUENCY vs SUPPLY VOLTAGE
2.0
2.3
2.6
SUPPLY VOLTAGE (V)
2.9
3.2
3.5
3.8
320
306
292
278
264
250
S
μ
A
T
= 27
o
C
COMMAND = 00H
25000 lux
1000 lux
T
A
2.0
2.3
2.6
SUPPLY VOLTAGE (V)
2.9
3.2
3.5
3.8
10
8
6
4
2
0
O
T
= 27
o
C
COMMAND = 00H
0 lux
T
A
2.0
2.3
2.6
2.9
3.2
3.5
3.8
1.015
1.010
1.005
1.000
0.995
0.990
O
(
SUPPLY VOLTAGE (V)
a
= 27
o
C
COMMAND = 00H
25000 lux
1000 lux
T
A
= +27°C
2.0
2.3
2.6
2.9
3.2
3.5
3.8
320.0
319.5
319.0
318.5
318.0
O
SUPPLY VOLTAGE (V)
T
a
o
C
T
A
= +27°C
ISL29002
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