SDA3302 Siemens, SDA3302 Datasheet - Page 24

• Manufacturer Part Number: SDA3302
• Description: GHz PLL with I2C Bus and Four Chip Addresses
• Manufacturer: Siemens

Application Circuit
Calculation of Loop Filter
Loop bandwidth
Attenuation:
P
N
I
K
R
Example for channel 47:
P
C
Standard dimensioning:
Note: The high-impedance port outputs and CAS can be blocked against external noise with
Semiconductor Group
p
,
VCO
1
= 8,
C
= 180 nF,
1
= prescaler
= programmable divider
= pump current
= tuner slope
= loop filter
N
a capacitor of 1 nF.
= 11520, I
R
= 336 Hz,
R
p
=
= 0.5
= 100 A;
(
I
C
p
2
f
=
r
K
R
= 54 Hz,
VCO
C
K
1/5
R C
) / (
VCO
C
= 18.7 MHz/V,
1
1
= 0.67
P N
24
)
R
= 22 k
,
SDA 3302 Family