tsl238 TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS, tsl238 Datasheet - Page 3

• Manufacturer Part Number: tsl238
• Description: High-sensitivity Light-to-frequency Converter
• Manufacturer: TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS

Operating Characteristics at V
NOTES: 1. Measured at wafer probe using 50°C hot chuck.
The LUMENOLOGY r Company
f
f
f
R
λp
O
D
e
Output frequency
Dark frequency
Dark frequency
Irradiance responsivity
Peak response wavelength
Nonlinearity (Note 2)
Step response to full-scale step input
2. Nonlinearity is defined as the deviation from a straight line between zero and maximum of stated range, expressed as a percent
of stated range.
PARAMETER
DD
= 5 V, T
r
www.taosinc.com
A
= 25°C,
E
E
E
f
O
e
e
e
= 0 kHz to 10 kHz
= 21.2 μW/cm
= 0 μW/cm
= 0 μW/cm
λ
TEST CONDITIONS
p = 524 nm (unless otherwise noted)
2
2
, TA = 50°C (Note 1)
LIGHT-TO-FREQUENCY CONVERTER
2
r
MIN
frequency plus 1 μs
40
1 pulse of new
0
0
HIGH-SENSITIVITY
TAOS073F − OCTOBER 2007
± 1%
Copyright E 2007, TAOS Inc.
TYP
700
2.3
50
MAX
1.2
60
6
TSL238
kHz/(μW/
%F.S.
UNIT
cm
kHz
nm
Hz
Hz
2
)
3