AK9753 Datasheet, PDF (9/50 Pages) Asahi Kasei Microsystems – IR Sensor IC with I2C I/F

[AK9753]
10. Electrical Characteristics・Optical Charateristics
10.1. Analog Characteristics
(Unless otherwise specified, VDD= 1.71 ~ 3.63V, DVDD= 1.65V ~ VDD, Ta= -30 ~ 85ºC)
The following are the characteristics of sensor without lens.
Parameter
Symbol Min.
Typ.
IR output resolution
16
IR offset code
IR output code
All output currents of four IR sensors
are Zero.
・Reference data only, not tested.
・Ttgt= 35ºC, Ta= 25ºC ±3ºC
・2’s complement
-36
0
4434H 4650H
Relative sensitivity
variations of four IR sensors
Ta= 25ºC ±3ºC
Temperature output resolution
・Linear to internal temperature
Temperature sensor range （excludes noise）
・2’s complement
10
-10
B980H
Temperature sensor
accuracy (* 7)
Ta= 35ºC
-5.5
Field of View
The combined range observed by
Upper/Lower (Left/Right)
・Reference data only, not tested.
FOV
±80
・Without lens
Power Down Mode
PDN= “L”
Stand-by Mode
PDN＝ “H”, EMODE [2:0] = “000”
SIDD
IDD0
Averaged current
consumption
Continuous Mode 0
PDN＝ “H”, EMODE [2:0] = “100”
Continuous Mode 1
PDN＝ “H”, EMODE [2:0] = “101”
IDD1
IDD2
Continuous Mode 2
PDN＝ “H”, EMODE [2:0] = “110”
IDD3
Continuous Mode 3
PDN＝ “H”, EMODE [2:0] = “111”
IDD4
Digital filter cut-off
frequency
Eight levels can be selected by
setting register.
Typ. Fc=8.8/2ⁿ（n=0 ~ 5）
Fc
0.2
Note:
* 7. Temperature sensor’s output is as the following
At Ta= 35ºC, (Temperature sensor’s output)= (VDD-1.71) × 1.45+33.5±4.0 [ºC]
Max.
36
Unit
bit
Code
486CH Code
5
60
4380H
5.5
%
bit
ºC
Code
ºC
deg(º)
1
µA
10
µA
100
µA
60
µA
38
µA
25
µA
9.7
Hz
017005237-E-00
-9-
2017/04