TDA2540 - TDA2541
BLOCK DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
13.8
Unit
V
V (11–13) Supply Voltage
V (4–13)
Ptot
Tuner A.G.C. Voltage
Power Dissipation
12
V
900
mW
°C
°C
Tstg
Storage Temperature
– 55 to + 125
0 to + 70
Tamb
Operating Ambient Temperature
THERMAL DATA
Symbol
Parameter
Junction - ambient Thermal Resistance
Value
Unit
Rth (j-a)
70
°C/W
ELECTRICAL OPERATING CHARACTERISTICS
Tamb = 25oC ; V11–13 = 12V; f = 38.9MHz (unless otherwise specified)
Symbol
V11-13
I11
Parameter
Min.
Typ.
12
Max.
13.8
60
Unit
V
Supply Voltage Range
Supply Current
10.2
50
mA
µVRMS
mV
Vpp
kΩ
V1-16
IF Input Voltage Sensitivity
60
85
180
Max Input Voltage (Pins 1-16)
Video Output Voltage
140
2.7
2
V12-13
Z1-16
Differential Input Impedance (in parallel with 2pF)
Zero Signal Output Level
V12-13
V12-13
∆GV
5.7
2.9
52
6
6.3
3.2
V
Top Synchro Output Level
3.07
64
V
IF Voltage Gain Control Range
dB
2/7
STMICROELECTRONICS [ ST ]
