XR2209 Exar Corporation, XR2209 Datasheet - Page 11

• Manufacturer Part Number: XR2209
• Description: Voltage-Controlled Oscillator
• Manufacturer: Exar Corporation

Figure 13 is a simplified configuration for operation with
split supplies in excess of +7V. This circuit eliminates the
diode D1 used in Figure 12 by grounding pin 5 directly;
Rev. 2.02
Figure 13. Split-Supply Operation, Simplified Configuration
1 F
V
V
CC
R
CC
V
TR
1
EE
C1
4
XR-2209
2
C
C 2
11
3
V
SWO
TWO
however, the triangle wave output now has a +0.6V DC
offset with respect to ground.
BIAS
EE
6
7
8
5
V
CC
1 F
R
L
Square Wave
Triangle Wave
Output
Output
V
EE
XR-2209