TDA4452 データシートの表示（PDF） - Temic Semiconductors
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TDA4452 Datasheet PDF : 11 Pages
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TDA4452
Absolute Maximum Ratings
Reference point Pin 8, unless otherwise specified
Parameters
Symbol
Value
Unit
Supply voltage range
Pin 5
VS
10 to 13.5
V
External voltage
Pin 2, 4, 12, 15 V2,4,12,15
VS
Pin 9, 16
V9,16
8
V
Pin 6
V6
6
Video output current,max load
Pin 4, 6, 9
I0
5
mA
Short circuit max 1 s
Pin 4, 6, 9
I0
30
mA
Junction temperature
Tj
125
°C
Ambient temperature range
Tamb
–25 to +70
°C
Storage temperature range
Tstg
–25 to +125
°C
Thermal Resistance
Parameters
Junction ambient, in soldered position
Symbol
RthJA
Value
60
Unit
K/W
Electrical Characteristics
VS = +12 V, Tamb = 25°C, reference point Pin 8, unless otherwise specified
Parameters
Test Conditions / Pins Symbol Min.
Typ.
Max.
Unit
Supply voltage
Supply current
IF amplifier and AGC, Pins 1, 18
Min. input voltage
Max. input voltage
IF AGC gain reduction
Input impedance
Response time of the peak
white control
in standard L 1)
Pin 5
VS
10
13.5
V
Pin 5
IS
38
44
52
mA
Vi
70
100
mV
Vi
100
120
mV
∆vp
60
65
dB
Ri
1.2
kW
Ci
2
pF
Pin 16
tr
10
ms
Available tuner AGC
Pin 15
I15
5
mA
Automatic tuner AGC with
IF control
AGC
61
dB
Demodulator and output stage 2), Pin 9
Ultra white level at stan-
dard B/G
Ultra black clamping level
at standard B/G
Composite video output
signal B/G 3)
Vo
7.1
7.5
7.9
V
Vo
4.0
4.2
4.4
V
vo(pp)
2.7
3.0
3.3
V
m Notes: 1) A peak white value for at least 10 s must be transmitted for each complete frame
2) All measurements Pin 9 without load
3) Residual carrier 10%
TELEFUNKEN Semiconductors
Rev. A1, 15-Aug-96
3 (11)
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