tda4455 ATMEL Corporation, tda4455 Datasheet - Page 4

• Manufacturer Part Number: tda4455
• Description: Multistandard Amplifier Demodulator
• Manufacturer: ATMEL Corporation

Electrical Characteristics
Vs = 8 V, T
TDA4455
4 (12)
DC-supply
Supply voltage
Supply current
IF-amplifier
Input sensitivity
Input impedance
Input capacitance
IF-AGC
IF gain control range
Response time, standard L
AGC capacitor
Average capacitor
Tuner-AGC
Available tuner-AGC
current
Automatic turn over point
PLL
PLL capture range
VCO-tuning range
VCO-tuning sensitivity
Video demodulator output
Composite video output
signal standard B/G
Video output signal
standard L
Difference of the video
signals
Ultra white level,
standard B/G
Ultra black level, Stand. L
Supply voltage influence
on the ultra black level
(B /G)
Supply voltage influence
on the ultra black level (L)
Video bandwidth (–3 dB)
Video frequency response
over the AGC range
Differential gain error
Differential phase error
Video demodulator output
Sound chroma beat
(1.07 MHz intermodu-
lation) related to demodu-
lated auxiliary colour
carrier.
Parameters
amb
= 25 C, reference point Pin 5, unless otherwise specified
sync peak value, B/G
Note 1
Note 4
Note 5
Standard B/G and L
Zero carrier level
Zero carrier level
Picture carrier = 0 dB
Colour carrier = –6 dB
Sound carrier = –24 dB
Test Conditions / Pins
Pins 1–2 or Pins 17–18
Pins 9–10, 12, 13
Pin 7
Preliminary Information
Pin 15
Pins 6 and 8
Pins 3 and 4
Pin 7
see note 3
see note 2
Symbol
D
G
D
D
D
D
D
t
f /
V
V
DF
AGC
D
D
a
V
R
C
G
V
V
V
C
C
v,tun
V
V/
V/
I
f
f
I
B
IM
out
out
vco
s
4
cap
G
in
in
in
B
6
8
v
out
7
7
s
D
V
V
u
Min.
6.8
3.0
1.8
1.2
60
12
52
TELEFUNKEN Semiconductors
Typ.
8.0
1.2
4,7
3.0
4.5
2.0
1.4
4.2
1.9
0.5
0.5
50
80
66
68
65
1.5
2
4
3
3
Rev. A1: 08.05.1995
Max.
13.0
120
2.2
1.6
2.0
60
10
10
kHz/mV
MHz
MHz
MHz
%/V
%/V
Unit
mA
mA
V
V
deg
k
dB
dB
dB
dB
pF
nF
V
%
%
V
V
V
sec
W
pp
pp
F
eff