U4479B TEMIC [TEMIC Semiconductors], U4479B Datasheet - Page 5

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

TELEFUNKEN Semiconductors
Rev. A2, 14-Jan-98
Electrical Characteristics (continued)
V
FPLL and VCO
Max. oscillator frequency
Capture range
Oscillator drift
(free runing) as function of
temperature
Local oscillator output
signal
Local oscillator control
signal
CVBS and 2nd IF output
Output current –source
Output resistance
Output amplitude
Difference of the CVBS sig-
nals
DC output voltage
Sync level
Zero carrier level for
negative modulation
(Ultra white level)
Zero carrier level for
positive modulation
(Ultra black level)
Supply voltage influence on
the ultra black- and ultra
white level
Bandwidth (–1 dB) of
2nd IF, in DVB mode
Frequency response over
AGC range
Differential gain error
Differential phase error
Intermodulation 1.07 MHz
Video signal-to-noise ratio
Residual vision carrier
fundamental wave
38.9 MHz and second
harmonic 77.8 MHz
S
= 5 V, T
DVB signal
CVBS signal
Parameters
amb
= +25 C
–sink
For carrier generation
f
C
See note 2,
D
C
f
Internal control loop
switched off
Internal control loop
switched off
See note 1
Peak to peak value
Between B/G and L
DVB mode
B/G mode
B/G mode
L mode
R
See note 3
Weighted , CCIR–567
vco
vco
vco
vco
L
T
Test Conditions / Pins
amb
= 38.9 MHz
= 38.9 MHz
Preliminary Information
= 8.2 pF
= 8.2 pF,
1 k
= 55 C,
W
, C
L
50 pF
Symbol
D
D
D
LO
D
v
V
V
V
v
R
v
v
a
f
D
DG
S/
DP
o,vid
V/
f/
I
vco
f
sync
res1
B
tun
o,vid
DC
DC
IM
out
out
cap
B
N
D
out
V
T
Min.
0.5
1.6
1.8
70
10
52
56
1.4
2
Typ.
1.14
100
1.8
2.0
2.2
1.2
3.4
60
60
1
2
2
5
U4479B
Max.
–0.3
100
4.5
2.0
2.2
2.0
10
15
5
4
5
5
MHz
MHz
MHz
Unit
%/V
mV
mA
mA
mV
deg
dB
dB
dB
%
V
W
V
V
%
V
V
V
V
%
5 (11)