TSL267 Просмотр технического описания (PDF) - TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS
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TSL267 Datasheet PDF : 8 Pages
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TSL267
HIGH-SENSITIVITY
IR LIGHT-TO-VOLTAGE CONVERTER
TAOS033E − SEPTEMBER 2007
Switching Characteristics at VDD = 5 V, TA = 25°C, λp = 940 nm, RL = 10 kΩ (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN TYP MAX
UNIT
tr Output pulse rise time, 10% to 90% of final value
See Note 7 and Figure 1
tf Output pulse fall time, 10% to 90% of final value
See Note 7 and Figure 1
ts Output settling time to 1% of final value
See Note 7 and Figure 1
Integrated noise voltage
f = dc to 1 kHz Ee = 0
f = 10 Hz
Ee = 0
Vn Output noise voltage, rms
f = 100 Hz
Ee = 0
f = 1 kHz
NOTE 7: Switching characteristics apply over the range VO = 0.1 V to 4.5 V.
Ee = 0
160 250
μs
150 250
μs
330
μs
200
μVrms
6
6
μV/√Hz rms
7
PARAMETER MEASUREMENT INFORMATION
Pulse
Generator
LED
(see Note A)
VDD
Ee
2
TSL267
−
+
1
Input
3
Output
RL
Output
(see Note B)
tr
tf
90%
90%
10%
10%
TEST CIRCUIT
VOLTAGE WAVEFORM
NOTES: A. The input irradiance is supplied by a pulsed GaAs light-emitting diode with peak wavelength: λp = 940 nm,
tr < 1 μs, tf < 1 μs.
B. The output waveform is monitored on an oscilloscope with the following characteristics: tr < 100 ns, Zi ≥ 1 MΩ, Ci ≤ 20 pF.
Figure 1. Switching Times
The LUMENOLOGY r Company
r
r
www.taosinc.com
Copyright E 2007, TAOS Inc.
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