TSL2569 Datasheet, PDF (5/37 Pages) ams AG – LIGHT-TO-DIGITAL CONVERTER

TSL2568, TSL2569
LIGHT-TO-DIGITAL CONVERTER
TAOS091D − DECEMBER 2008
Operating Characteristics, High Gain (16), V_DD = 3 V, T_A = 255C, (unless otherwise noted) (see
Notes 2, 3, 4, 5)
PARAMETER
TEST CONDITIONS
TSL2568T, TSL2569T TSL2568CS, TSL2569CS
CHANNEL
UNIT
MIN TYP MAX MIN TYP MAX
f_osc Oscillator frequency
690 735 780 690 735 780 kHz
Ch0
0
8
0
8
R_e
R_v
R_v
Dark ADC count value E_e = 0, T_int = 402 ms
Ch1
Ch0
T_int > 178 ms
Ch1
lid ^{Full scale ADC count}
Ch0
value (Note 6)
T_int = 101 ms
Ch1
Ch0
a ^{Tint = 13.7 ms}
Ch1
λ_p = 640 nm, T_int = 101 ms
Ch0
v _{Ee = 33 μW/cm2}
Ch1
till ^{ADC count value}
λ_p = 940 nm, T_int = 101 ms
Ch0
E_e = 106 μW/cm²
Ch1
λ_p = 640 nm, T_int = 101 ms
Ch0
E_e = 34.5 μW/cm²
Ch1
G _s ^λp ^{= 940 nm, T}int ^{= 101 ms}
Ch0
E_e = 110.9 μW/cm²
Ch1
A ^{t ADC count value ratio:}
Ch1/Ch0
λ_p = 640 nm, T_int = 101 ms
λ_p = 940 nm, T_int = 101 ms
s ^{n Ch0}
λ_p = 640 nm, T_int = 101 ms
Ch1
e Irradiance responsivity
Ch0
m ^{t λp = 940 nm, Tint = 101 ms}
Ch1
a ^{n Fluorescent light source:}
Ch0
T_int = 402 ms
Ch1
Illuminance responsivity
o _{Incandescent light source:}
Ch0
T_int = 402 ms
Ch1
c _{ADC count value ratio:}
al ^Ch1/Ch0
Fluorescent light source:
T_int = 402 ms
Incandescent light source:
T_int = 402 ms
Fluorescent light source:
Ch0
ic ^{Illuminance responsivity, Tint = 402 ms}
Ch1
low gain mode (Note 7) _{Incandescent light source:}
Ch0
T_int = 402 ms
Ch1
n _{(Sensor Lux) /}
h _{(actual Lux), high gain}
Tec ^{mode (Note 8)}
Fluorescent light source:
T_int = 402 ms
Incandescent light source:
T_int = 402 ms
0
3000
2800
8
65535
65535
37177
37177
5047
5047
4000 5000
1000
4000 5200
3520
0.18 0.25 0.32
0.73 0.88 1.03
121
30.3
37.7
33.2
185
35
599
330
0.19
0
3000
2800
0.14
0.70
8
65535
65535
37177
37177
5047
5047
counts
counts
counts
4000
840
4000
3440
0.21
0.86
116
24
36
31
180
33.3
537
307
0.19
5000
counts
5200
0.28
1.01
counts/
(μW/
cm²)
counts/
lux
0.55
0.57
11.6
11.1
2.2
2.1
counts/
37.5
33.8
lux
20.7
19.3
0.65
1 1.35 0.65
1 1.35
0.60
1 1.40 0.60
1 1.40
Copyright E 2008, TAOS Inc.
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