74hct9046a NXP Semiconductors, 74hct9046a Datasheet - Page 22

• Manufacturer Part Number: 74hct9046a
• Description: Pll With Bandgap Controlled Vco
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2003 Oct 30
PLL with band gap controlled VCO
Fig.20 Frequency stability of the VCO as a function of ambient temperature with supply voltage as a parameter.
Fig.21 Frequency stability of the VCO as a function of ambient temperature with supply voltage as a parameter.
(%)
(%)
f
20
10
10
20
a. R1 = 3 k ; R2 = ; C1 = 100 pF.
f
0
10
10
50
5
0
5
50
a. R1 = 300 k ; R2 = ; C1 = 100 pF.
0
0
50
50
100
V
100
CC
T
amb
T
=
amb
V
MBD115
5.5 V
4.5 V
CC
MBD124
( C)
5.5 V
4.5 V
o
( C)
=
150
o
150
22
(%)
b. R1 = 10 k ; R2 =
(%)
f
15
10
10
15
f
0
5
5
15
10
10
15
20
50
5
0
5
b. R1 = ; R2 = 3 k ; C1 = 100 pF.
50
0
0
C1 = 100 pF.
50
50
74HCT9046A
100
Product specification
100
T
amb
T
amb
V
MBD116
5.5 V
4.5 V
CC
V
MBD117
( C)
o
5.5 V
4.5 V
CC
( C)
=
o
150
=
150