TDA9885 Philips Semiconductors, TDA9885 Datasheet - Page 31

• Manufacturer Part Number: TDA9885
• Description: I2C-bus controlled single and multistandard alignment-free IF-PLL demodulators
• Manufacturer: Philips Semiconductors

Philips Semiconductors
2003 Oct 02
FM-PLL
V
I
I
I
I
t
T
K
K
Audio amplifier
D
R
V
V
AF
V
I
I
I
A
R
V
R
R
C
B
B
o(source)(PD)(max)
o(sink)(PD)(max)
o(source)(DAH)
o(sink)(DAH)
W(DAH)
L
ch(max)
dch(max)
cy(DAH)
loop
O(FM)
D(FM)
AF(rms)
O
dec
UDIO OUTPUT
O(AUD)
AF( 3dB)(ul)
AF( 3dB)(ll)
mute
E
o
o
L
L(DC)
L
I
alignment-free IF-PLL demodulators
2
-
EMPHASIS NETWORK
DECOUPLING
SYMBOL
C-bus controlled single and multistandard
FILTER
(
(
PIN
PIN
(
PIN
DC loop voltage
maximum phase detector output
source current
maximum phase detector output
sink current
output source current of digital
acquisition help
output sink current of digital
acquisition help
pulse width of digital acquisition
help current
cycle time of digital acquisition
help
VCO steepness
phase detector steepness
output resistance
audio signal (RMS value)
DC output voltage
DC decoupling voltage
leakage current
maximum charge current
maximum discharge current
output resistance
DC output voltage
load resistance
DC load resistance
load capacitance
upper limit 3 dB AF bandwidth
of audio amplifier
lower limit 3 dB AF bandwidth
of audio amplifier
mute attenuation of AF signal
AUD)
FMPLL)
AFD)
(
PIN
PARAMETER
DEEM)
definition: f
definition: I
50 s de-emphasis;
see Table 12
75 s de-emphasis;
see Table 12
f
V
dependent on f
intercarrier frequency
note 3
AC-coupled
note 20
via I
AF
V
AUD
O(AUD)
= 400 Hz;
2
31
CONDITIONS
C-bus
= 500 mV
< 50 mV
FM
FMPLL
/ V
FM
/
FMPLL
FM
1.5
4.4
6.6
1.5
1.15
1.15
10
100
150
70
MIN.
TDA9885; TDA9886
60
60
55
55
16
64
3.3
4
5.0
7.5
170
2.37
1.50
1.50
2.37
75
TYP.
Product specification
3.3
5.6
8.4
3.3
1.85
1.85
300
1.5
20
25
MAX.
V
MHz/V
k
k
mV
V
V
nA
V
k
k
nF
kHz
Hz
dB
A
A
A
A
s
s
A/rad
A
A
UNIT