tda6508 NXP Semiconductors, tda6508 Datasheet - Page 16

• Manufacturer Part Number: tda6508
• Description: 3-band Mixer/oscillator And Pll For Terrestrial Tuners
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2005 Mar 25
G
NF
V
V
g
g
C
MID
f
f
RSC
FM
osc(o)
osc
SYMBOL
os
i
f
f
o
i
i
3-band mixer/oscillator and PLL for
terrestrial tuners
v
osc
osc(V)
osc(T)
mod
OSCILLATOR
(p-p)
voltage gain
noise figure
output voltage (causing 1%
cross-modulation in channel)
input voltage (causing
pulling in channel at 750 Hz)
optimum source
conductance for noise figure
input conductance
input capacitance
oscillator operational
frequency
oscillator frequency
oscillator frequency variation
with supply voltage
oscillator frequency variation
with temperature
phase noise, carrier-to-noise
sideband
ripple susceptibility of V
(peak-to-peak value)
FM modulation caused by
I
2
C communication
PARAMETER
CC
TDA6508; TDA6509; IF output
loaded with 1.25 k
TDA6508A; TDA6509A; IF output
loaded with 75
f
f
TDA6508; TDA6509
TDA6508; TDA6509A
f
f
f
f
f
f
note 3
note 5
note 5
worst case in the frequency range
4.75 V <V
the frequency range; ripple
frequency 500 kHz; note 6
worst case; note 7
RF
RF
RF
RF
RF
RF
RF
RF
V
V
T = 25 C; with compensation;
T = 35 C; without compensation;
f
f
f
f
f
f
f
f
RF
RF
RF
RF
RF
RF
RF
RF
CC
CC
= 150 MHz; see Figs 12 and 13
= 300 MHz; see Figs 12 and 13
= 447.25 MHz; note 2
= 150 MHz
= 300 MHz
= 154.25 MHz
= 447.25 MHz
= 154.25 to 447.25 MHz
100 kHz frequency offset
10 kHz frequency offset
= 157 MHz; see Fig.17
= 450 MHz; see Fig.17
= 157 MHz; see Fig.18
= 450 MHz; see Fig.18
= 154.25 MHz; see Fig.19
= 447.25 MHz; see Fig.19
= 154.25 MHz; see Fig.20
= 447.25 MHz; see Fig.20
= 5%; note 4
= 10%; note 4
CC
CONDITIONS
<5.25 V; worst case in
16
22
22
18
18
114
114
106
106
60
193.15
15
TDA6508; TDA6508A;
TDA6509; TDA6509A
MIN.
25
25
21
21
8
8
117
117
109
109
90
0.9
1.5
0.21
1.8
0.6
15
40
1200
2000
70
109
87
TYP.
Product specification
28
28
24
24
10
10
600
486.15
2.12
MAX.
106
86
dB
dB
dB
dB
dB
dB
dB V
dB V
dB V
dB V
dB V
mS
mS
mS
mS
pF
MHz
MHz
kHz
kHz
kHz
kHz
dBc/Hz
dBc/Hz
mV
kHz
UNIT