1997 Nov 25 22
Philips Semiconductors Product specification
Phase-locked-loop with VCO 74HC/HCT4046A
Fig.18 Continued.
(d) R
2
=3kΩ
R
1
=∞
(e) R
2
=10kΩ
R
1
=∞
(f) R
2
= 300 kΩ
R
1
= ∞
To obtain optimum temperature stability, C1 must be as small as possible but larger than 100 pF.
