XR-2207 View Datasheet(PDF) - Exar Corporation
Part Name
Description
MFG CO.
'XR-2207' PDF : 24 Pages View PDF
7
6
5
4
3
2
1
0
-1
-2
-3
-4
-5
-6
-7
1K
VS=$6V
C=5000pF
10K
100K
1M
10M
Timing Resistance (Ω)
Figure 9. Frequency Accuracy vs.
Timing Resistance
XR-2207
1.04
1.02
RT=2MΩ
RT=20kΩ
1.00
RT=200kΩ
.98
.96
TA=25°C
.94 RT=TToimtailng
Resistance
.92 C=5000pF
RT=2kΩ
$2 $4 $6 $8 $10 $12
Split Supply Voltage (V)
$14
48
12
16 20
24 28
Single Supply Voltage (V)
Figure 10. Frequency Drift vs. Supply Voltage
+2%
+1%
0
4kΩ 2kΩ
20kΩ
-1%
200kΩ
VS=$6V
C=5000pF
2MΩ
200kΩ
20kΩ 4kΩ
-2%
2MΩ
-3%
-50
R=2kΩ
-25 0 +25 +50 +75 +100 +125
Temperature (°C)
Figure 11. Normalized Frequency Drift with
Temperature
Rev. 2.02
9
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