Datasheet

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SBAS317E − APRIL 2004 − REVISED MAY 2006
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18
TYPICAL CHARACTERISTICS: ALL DEVICES (Continued)
AV
DD
= +5V, DV
DD
= +5V, f
OSC
= 8MHz, PGA = 1, f
MOD
= 15.625kHz, ADC Bipolar Mode, Buffer ON, and V
REF
≡ (REF IN+) − (REF IN−) = +2.5V, unless
otherwise specified.
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
IDAC OUTPUT CURRENT
vs IDAC OUTPUT VOLTAGE
IDAC Output Votage (V)
0 0.5 1.0 1.5 2.0 2.5 5.55.04.54.03.53.0
IDAC Output Current (mA)
AV
DD
=5V
IDAC = FFh
AV
DD
=3V
1020
1010
1000
990
980
970
960
950
940
930
920
910
900
IDAC OUTPUT CURRENT AT TEMPERATURE
vs ANALOG SUPPLY VOLTAGE
Analog Supply Voltage (V)
2.5 3.53.0 4.0 4.5 5.0 5.252.75 3.25 3.75 4.25 4.75
IDAC Current (
µ
A)
+85
_
C
+125
_
C
+25
_
C
−
40
_
C
−
55
_
C
2.0
1.5
1.0
0.5
0
−
0.5
IDAC INTEGRAL NONLINEARITY
vs IDAC CODE
IDAC Code
0
20 40 60 80
100 120 140 160 180 200 220 240 260
IDAC INL (Bits)
DIGITAL OUTPUT PIN VOLTAGE
Output Current (mA)
Output Voltage (V)
02010 4030 706050
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
3V
Low
Output
5V
Low
Output
5V
3V
22
20
18
16
14
12
10
8
6
4
2
0
HISTOGRAM OF
TEMPERATURE SENSOR VALUES
Temperature Sensor Value (mV)
112.4 112.7 113.1 113.4 113.7 114.1 114.4 114.7 115.1 115.4 115.7 116.1 116.4 116.7 117.1
Occurrences (%)