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TDA7541B Datasheet(PDF) 12 Page - STMicroelectronics

Part # TDA7541B
Description  AM/FM car radio tuner IC with stereo decoder and intelligent selectivity system
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7541B Datasheet(HTML) 12 Page - STMicroelectronics

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Electrical specifications and characteristics
TDA7541B
12/77
Doc ID 16048 Rev 1
6.2
V13
Min. AGC output voltage
V8-10 = 100 mVRMS
--
0.5
V
6.3
I13
Min. AGC charge current
V8-10= 0 mVRMS,V13 = 2.5 V
-33
-25
-17.5
µA
6.4
I13
Max. AGC discharge
current
V8-10 = 100 mVRMS,V13 = 2.5 V
1.7
2.5
3.3
mA
7. AGC PIN diode driver output
7.1
I12
AGC OUT, current min.
V8-10 = 0 mVRMS, V12 = 2.5V
15
25
35
µA
7.2
I12
AGC OUT, current max.
V8-10 = 50 mVRMS, V12 = 2.5 V
-
-
-16
mA
8. FM I/Q Mixer1 (10.7 MHz)
8.1
RIN
Input resistance
Differential
8
10
12
kΩ
8.2
CIN
Input capacitance
Differential
-
4
-
pF
8.3
ROUT
Output resistance
-
530
660
790
Ω
8.4
V8,11
Input DC bias
-
2.2
2.5
2.8
V
8.5
G
Gain
Unloaded
20
22
24
dB
8.6
Gl
Gain
With 330
Ω load
14
16
18
dB
8.7
INOISE
Equivalent input noise
-
-
3
-
nV/
√Hz
8.8
CP1dB
1dB compression point
Referred to diff. mixer input
-
100
-
dBµV
8.9
IIP3
3rd order intermodulation
-
-
119
-
dBµV
8.10
IQP
I/Q phase adjust
PH
-7
-
+8
DEG
8.11
IRR
Image rejection ratio
Ratio wanted/image
30
40
-
dB
8.12
IRR
Image rejection ratio
With phase adjust
40
46
-
dB
9. WB I/Q Mixer1 (10.7 MHz)
9.1
RIN
Input resistance
Single ended
1.7
2.5
3.3
kΩ
9.2
CIN
Input capacitance
Single ended
-
3
-
kΩ
9.3
ROUT
Output resistance
-
530
660
790
Ω
9.4
V5
Input dc bias
-
2
2.3
2.6
V
9.5
G
Gain
unloaded
24
26
28
dB
9.6
INOISE
Equivalent Input noise
Source impedance 400
Ω
-2.3
-
nV/
√Hz
9.7
IIP3
3rd order intermodulation
-
-
113
-
dBµV
10. IF1 amplifier (10.7 MHz)
10.1
RIN
Input resistance
-
265
330
396
Ω
10.2
CIN
Input capacitance
-
-
2.5
-
pF
10.3
V61
DC input voltage
-
-
VCCIF1/3
-
V
10.4
ROUT
Output resistance
-
265
330
396
Ω
10.5
COUT
Output capacitance
-
-
2.5
-
pF
Table 6.
FM section (continued)
Item
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit


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