DS1864 Ver la hoja de datos (PDF) - Dallas Semiconductor -> Maxim Integrated
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DS1864 Datasheet PDF : 72 Pages
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SFP Laser Controller and
Diagnostic IC
(VCC = +3.3V, TA = 25°C, unless otherwise noted.)
Typical Operating Characteristics
SUPPLY CURRENT vs. VOLTAGE
2.5
SDA = SCL = VCC
2.4
2.3
2.2
2.1
2.0
3.0 3.5 4.0 4.5 5.0 5.5
VOLTAGE (V)
SUPPLY CURRENT vs. TEMPERATURE
1.80
SDA = SCL = VCC
1.70
1.60
DACS IN 1.5mA MODE
1.50
1.40
DACS IN 0.5mA MODE
1.30
1.20
DAC VOLTAGES = 0.7V
1.10
DAC SETTINGS AT FFh
1.00
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
OUTPUT CURRENT vs. DAC 0 SETTING
0.6
0.5mA MODE
0.5
0.4
0.3
0.2
0.1
0
0
50 100 150 200 250
DAC 0 SETTING (DEC)
OUTPUT CURRENT vs. DAC 0 SETTING
2.0
1.5mA MODE
1.6
1.2
0.8
0.4
0
0
50 100 150 200 250
DAC 0 SETTING (DEC)
OUTPUT CURRENT vs. DAC 1 SETTING
0.6
0.5mA MODE
0.5
0.4
0.3
0.2
0.1
0
0
50 100 150 200 250
DAC 1 SETTING (DEC)
OUTPUT CURRENT vs. DAC 1 SETTING
2.0
1.5mA MODE
1.6
1.2
0.8
0.4
0
0
50 100 150 200 250
DAC 1 SETTING (DEC)
DAC 0 INL (LSB)
1.0
0.8 0.5mA MODE
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1.0
0 25 50 75 100 125 150 175 200 225 250
SETTING (DEC)
DAC 0 DNL (LSB)
1.0
0.8 0.5mA MODE
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1.0
0 25 50 75 100 125 150 175 200 225 250
SETTING (DEC)
DAC 0 INL (LSB)
1.0
0.8 1.5mA MODE
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1.0
0 25 50 75 100 125 150 175 200 225 250
SETTING (DEC)
10 ____________________________________________________________________
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