MC33502 Datasheet, PDF (11/15 Pages) ON Semiconductor – LOW VOLTAGE RAIL-TO-RAIL DUAL OPERATIONAL AMPLIFIER

MC33502
Figure 32. 1.0 V Oscillator
RT
470 k
CT
1.0 nF
R1a
360 k
1.0 V
+
–
FO
1.0 kHz
R1b
R2
360 k
220 k
NJ ƪ ƫNj ^{+ ) FO}
1
2RTCT
In
2(R1a
R2
R1b)
1.0 Vpp
Figure 33. 1.0 V Voiceband Filter
C2
400 pF
Rf
100 k
R2
10 k
C1
80 nF
R1
10 k
0.5 V
+
–
–0.5 V
VO
Af
fL
fH
+ [ fL
1
2pR1C1
200 Hz
+ [ fH
1
2pRfCf
4.0 kHz
+ ⁾ + Af
1 Rf
R2
11
MOTOROLA ANALOG IC DEVICE DATA
11