TDA7541W STMicroelectronics, TDA7541W Datasheet - Page 20

• Manufacturer Part Number: TDA7541W
• Description: IC TUNER AM/FM CAR RADIO 64-LQFP
• Manufacturer: STMicroelectronics

Specifications of TDA7541W

• Modulation Or Protocol: AM, FM
• Applications: Automotive Audio
• Current - Receiving: 48mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 7.7 V ~ 9 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Frequency: -
• Sensitivity: -
• Memory Size: -
• Data Rate - Maximum: -
• Lead Free Status / Rohs Status: Compliant

Electrical specifications and characteristics
3.3.4
Table 8.
20/75
27. Stereo decoder
28. Mono/stereo switch
29. 19kHz PLL
30. Deemphasis and highcut
Item
27.1
27.2
27.3
27.4
27.5
27.6
27.7
27.8
27.9
28.1
28.2
28.3
28.4
29.1
29.2
30.1
30.2
30.3
30.4
30.5
V
V
V
V
Symbol
G
(S+N)/N
A
SVRR
PTHMO1
PTHMO0
G
PTHST1
PTHST0
t
t
t
t
STDWB
THD
Ammin
f
HC50
HC75
HC50
HC75
Vin
R
DP
lock
STD
A
in
Stereo decoder
T
V
otherwise specified.
Stereo decoder section
amb
MPX
MPX input level
Input resistance
Stereo decoder gain
Stereo decoder gain
Supply voltage ripple
rejection
channel separation
Total harmonic distortion
Signal plus noise to noise
ratio
Pilot threshold voltage
Pilot threshold voltage
Pilot threshold voltage
Pilot threshold voltage
Capture range
Pilot deviation range
Deemphasis time
constant
Deemphasis time
constant
Highcut time constant
Highcut time constant
Min. Attenuation in AM
= 25 °C, V
= 500 mV
Parameter
rms
CC1
mono, f = 1 kHz, deemphasis τ = 50 µs, in application circuit, unless
= V
CC2
= V
-
WBON = 1
-
-
Weather band mode
V
V
L/R, ROC adjusted
-
A-weighted, 19 kHz notch
for Stereo, PTH = 1
for Stereo, PTH = 0
for Mono, PTH = 1
for Mono, PTH = 0
Pilot magnitude 20 mV
f
DEEMP=0, High Cut OFF
DEEMP = 1, High Cut OFF
DEEMP = 0, High Cut ON,
V
DEEMP= 1, High Cut ON,
V
Voutmax/Vout@ f = 3.5 kHz,
DEEMP = 0, AMCF “111”
Doc ID 13686 Rev 4
pilot
CCMIX1
ripple
MPX
28
28
=0.1V
= 0.1 V
= 19 kHz
= 500 mV
= 100 mV, f = 1 kHz
= V
Test conditions
CCVCO
rms
stereo, only
= V
rms
CCIF
= 4 %
= 8.5 V, f
Min.
18.9
135
200
3.5
4.5
80
23
35
45
67
2
5
7
6
4
-
-
-
-
-
Xtal
= 10.25 MHz,
Typ.
0.05
0.02
100
150
225
0.5
2.5
6.5
26
60
40
85
11
50
75
8
6
9
-
-
Max.
0.93
0.06
19.1
120
165
250
0.3
8.5
27
12
16
10
14
30
55
83
3
-
-
-
TDA7541
mV
mV
mV
mV
V
Unit
kHz
kΩ
dB
dB
dB
dB
dB
dB
μs
μs
μs
μs
%
%
rms
rms
rms
rms
rms