U4479B TEMIC [TEMIC Semiconductors], U4479B Datasheet - Page 6

• Manufacturer Part Number: U4479B
• Description: DVB-Cable IF Converter and Full Multi-Standard Video-/Sound IF Processing
• Manufacturer: TEMIC [TEMIC Semiconductors]

Electrical Characteristics (continued)
V
U4479B
AFC output
Control slope
Frequency drift by
temperature
Output voltage
Output current
SIF input
Input sensitivity,
RMS value
Input impedance
Input capacitance
SIF – AGC
IF gain control range
AGC capacitor
Intercarrier output FM (see note 4)
DC output voltage
Output resistance
Sound IF output voltage,
RMS value
Weighted signal-to-noise
ratio: (CCIR 468)
Black screen: Channel 1/2
Grid pattern: Channel 1/2
Grey screen 50%:
AF output AM (see note 5)
DC output voltage
Output resistance
AF output voltage,
RMS value
Total harmonic distortion
Signal-to-noise ratio
IF input switch (Pin 15)
Control voltage for
HIGH: IF1 input active
LOW: IF2 input active
Switching current
6 (11)
S
= 5 V, T
upper limit
lower limit
Parameters
amb
Channel 1/2
= +25 C
Related to the picture
carrier frequency
Output signal: –3 dB
See note 1
See note 1
See note 1
5.5 MHz output voltage
v
Reference signal:
v
FM dev. = 27 kHz
tested with the double FM
demodulator U2860B;
B/G modulated IF signal
See note 1
m = 54 %
m = 54%
f
Reference:
m = 54%, f
22 kHz low-pass filter
See note 6
Pin 15 to ground
mod
in
in
Test Conditions / Pins
= 10 mV
=10 mV; f
= 1kHz, 12.5kHz
Preliminary Information
mod
mod
= 1 kHz,
= 1 kHz;
Symbol
C
D
V
THD
I
v
V
V
Vsw
R
R
v
S/N
S/N
S/N
S/N
Isw
R
C
AFC
v
G
AGC
AFC
oAF
I/ D
out
DC
out
DC
out
in
in
in
v
f
V
Min.
S
2.5
60
–0.4
TELEFUNKEN Semiconductors
60/58
54/52
60/57
Typ.
0.25
150
200
150
500
0.7
1.2
4.7
2.2
80
65
65
30
0.2
2
2
1
Max.
Rev. A2, 14-Jan-98
120
0.6
0.4
3.5
1.5
2
m
A/kHz
Unit
mA
mV
mV
k
m
dB
m
dB
dB
dB
dB
pF
%
%
V
V
V
V
W
V
W
V
V
W
A
F