Rainbow Electronics DS1862 - Manual (Page 12)

DS1862
XFP Laser Control and Digital Diagnostic IC
12 ____________________________________________________________________
Typical Operating Characteristics
(T
A
= +25°C, unless otherwise noted.)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
DS1862 toc01
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
5.3 4.8 3.3 3.8 4.3
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
2.0
2.8
SRC_SINK_B = 1
SRC_SINK_B = 0
I
BMD
= 499.479 µA
SUPPLY CURRENT vs. TEMPERATURE
DS1862 toc02
TEMPERATURE ( °C)
SUPPLY CURRENT (mA)
85 60 -15 10 35
3.0
3.5
4.0
4.5
5.0
5.5
6.0
-40
SRC_SINK_B = 1
SRC_SINK_B = 0
I BMD = 499.479 µA V CC3 = 5.5V, V CC2 = 1.6V
I
BMD
DRIFT vs. TEMPERATURE
DS1862 toc03
TEMPERATURE ( °C)
I BMD
DRIFT (%)
85 60 -15 10 35
-2.5
-1.5
-2.0
-1.0
-0.5
0
0.5
1.0
-40
SRC_SINK_B = 1
SRC_SINK_B = 0
I BMD = 499.479 µA V CC3 = 5.5V, V CC2 = 1.6V
I BMD DRIFT vs. SUPPLY VOLTAGE
DS1862 toc04
SUPPLY VOLTAGE (V)
I BMD
DRIFT (%)
5.2 3.6 4.4
-1.0
0
-0.2
0.2
-0.6
-0.8
-0.4
0.4
0.6
0.8
1.0
2.8
SRC_SINK_B = 1
SRC_SINK_B = 0
I
BMD
= 499.479 µA
I MODSET DRIFT vs. TEMPERATURE
DS1862 toc05
TEMPERATURE ( °C)
I MODSET
DRIFT (%)
85 -15 10 35 60
-2.0
-1.5
-1.0
-0.5
0
0.5
1.0
-40
I
BMD
= 499.479 µA V
CC3
= 5.5V, V
CC2
= 1.6V
INTEGRAL NONLINEARITY
OF QUICK TRIPS
DS1862 toc06
CODE (0–255)
ERROR (LSB)
256 128
-0.8
-0.2
0
-0.6
-0.4
0.2
0.4
0.6
0.8
0
DIFFERENTIAL NONLINEARITY
OF I
MODSET
DS1862 toc07
CODE (0–255)
ERROR (LSB)
256 128
-0.20
-0.05
0
-0.15
-0.10
0.05
0.10
0.15
0.20
0
FSR = 75 µA V CC3 = 4.2V, V CC2 = 1.6V
INTEGRAL NONLINEARITY
OF I
MODSET
DS1862 toc08
CODE (0–255)
ERROR (LSB)
256 128
-0.20
-0.05
0
-0.15
-0.10
0.05
0.10
0.15
0.20
0
FSR = 75 µA V CC3 = 4.2V, V CC2 = 1.6V