74HCT9046AN Philips, 74HCT9046AN Datasheet - Page 19

• Manufacturer Part Number: 74HCT9046AN
• Description: PLL with bandgap controlled VCO
• Manufacturer: Philips

Philips Semiconductors
1999 Jan 11
VCO section
f
SYMBOL
c
VCO
f/T
f
f
PLL with bandgap controlled VCO
c
VCO
frequency stability
with temperature
change
centre frequency
tolerance
VCO centre
frequency
(duty factor = 50%)
VCO frequency
linearity
duty factor at
VCO
PARAMETER
OUT
11.0
MIN.
10
15.0
0.4
50
TYP. MAX. MIN. MAX. MIN. MAX.
+25
+10
T
amb
0.06
19
40 to +85
( C)
40 to +125
%/K
%
MHz
%
%
UNIT
4.5
5.0
4.5
4.5
4.5
V
(V)
74HCT9046A
TEST CONDITION
CC
Product specification
V
recommended
range:
R1 = 10 k ;
R2 = 10 k ;
C1 = 1 nF;
Figs 20 to 22
V
R1 = 10 k ;
R2 = 10 k ;
C1 = 1 nF
V
R1 = 4.3 k ;
R2 =
C1 = 40 pF;
Figs 23 and 31
R1 = 100 k ;
R2 = ;
C1 = 100 pF;
Figs 24 and 25
WAVEFORMS
VCOIN
VCOIN
VCOIN
=
= 3.9 V;
=
1
1
2
2
V
V
CC
CC
;
;