TDA4471 TEMIC Semiconductors, TDA4471 Datasheet - Page 8

• Manufacturer Part Number: TDA4471
• Description: Multistandard Video-IF and Quasi Parallel Sound Processing
• Manufacturer: TEMIC Semiconductors

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4
Electrical Characteristics
V
Control voltage for mode 1:
Control voltage for mode 2:
TDA4471
Control voltage: AFC ”off”
8 (16)
Standard switch
neg. modulated video–IF
signals
and FM/NICAM sound
pos. modulated video–IF
signals
and AM / L–NICAM sound
Switching current
AFC output
Control slope
Frequency drift by
temperature
Output voltage upper limit
Output current
AFC switch
Switching current
L’/VIF input selector switch
Control voltage:
Control voltage:
Switching current
s
= +5V, T
AFC curve rising
AFC curve falling
L’-VCO frequency
L’-VCO frequency
VIF input 2 active
VIF input 1 active
Parameters
amb
lower limit
= +25 C; reference point Pin 4 (9 ,16), unless otherwise specified
see note 5
related to the picture carrier
frequency
see note 6
standard switch in mode 2
(L standard)
standard switch in mode 1
(B/G standard)
V
SW
Test Conditions / Pins
= 0
Preliminary Information
note 2
Pin 15
Pin 24
Pin 21
Pin 16 see note 7
Symbol
V
V
V
V
V
I
V
I
I
I
AFC
SW1
SW2
SW
I/
AFC
SW
SW2
SW1
SW
SW
f
V
Min.
s
2.0
1.5
3.5
3.4
3.4
–0.4
0
0
0
0
TELEFUNKEN Semiconductors
Typ.
0.25
100
100
0.2
0.7
Rev. A1: 18.08.1995
Max.
700
0.8
0.6
0.4
0.8
2.5
3.0
4.5
3.0
4.5
V
V
s
s
A/kHz
Unit
mA
%
V
V
A
V
V
V
A
V
V
A