TDA7540N STMicroelectronics, TDA7540N Datasheet - Page 13

• Manufacturer Part Number: TDA7540N
• Description: IC TUNER AM/FM CAR RADIO 80-LQFP
• Manufacturer: STMicroelectronics

Specifications of TDA7540N

• Frequency: 10.7MHz
• Modulation Or Protocol: AM, FM
• Applications: Automotive Audio
• Current - Receiving: 12mA
• 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: 80-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Sensitivity: -
• Memory Size: -
• Data Rate - Maximum: -
• Lead Free Status / Rohs Status: Compliant

TDA7540N
Table 6.
AGC time constant output
AGC pin diode driver output
I/Q Mixer1 (10.7MHz)
IF1 Amplifier1 +2 (10.7MHz)
Symbol
CP
G1
G1
R
V
IIP3
IQP
IRR
IRR
V
R
C
V
V
R
C
G2
I
I
g
OUT
9,11
I
I
Δ
16
16
F
22
16
16
8
8
m
max
IN
IN
IN
IN
1dB
min
FM section electrical characteristics (continued)
(T
f
otherwise specified).
Startpoint KAGC
Control range KAGC
Input resistance
Input capacitance
Max. AGC output voltage
Min. AGC output voltage
Min. AGC charge current
Max. AGC discharge current V
AGC OUT, current min.
AGC OUT, current max.
Input resistance
Input capacitance
Output resistance
Input DC bias
Conversion
transconductance
Noise figure
1dB compression point
3rd order intermodulation
I/Q phase adjust
Image rejection ratio
Image rejection ratio
Gain
Min. gain
Max. gain
RF
amb
= 98MHz, dev= 40kHz, f
= 25°C, V
Parameter
CC1
= V
CC2
= V
MOD
KAGC = max,
V
Δf
f
ΔV
V
V
V
V
V
differential
differential
differential
400Ω generator resistance
referred to diff. mixer input
PH
ratio wanted/image
with phase adjust
IFG1
IFG1
IF1
9-11
9-11
9-11
9-11
9-11
9-11
9-11
IF
22
CC3
=300KHz
generates FS level at V
= +0.8V
= 1kHz, f
= 0mV
= 0mV
= 50mV
= 0mV
= 50mV
= 0mV
= 50 mV
Test conditions
= V
CCST
RMS
RMS
RMS
RMS,
RMS
RMS
RMS
Xtal
,V
, V
= V
,V
, V
16
8
= 10.25MHz, in application circuit, unless
16
CCVCO
= 2.5V
8
= 2.5V
= 2.5V
= 2.5V
22
= V
CCMIX1
-16.5
Min.
100
0.8
-22
2.2
7.5
10
30
40
16
-7
5
= V
Electrical specifications
CCMIX2
-12.5
Typ.
1.25
100
122
2.2
2.5
-17
2.5
40
46
18
16
13
12
10
17
4
3
6
9
= V
V
+V
Max.
1.68
10.5
-8.5
-12
REF1
0.5
2.8
16
+8
20
7
CCIF1
BE
= 8.5V,
dBμV
dBμV
Unit
mA
mA
ms
dB
kΩ
μA
μA
kΩ
kΩ
dB
dB
dB
dB
dB
dB
pF
pF
13/76
V
V
V
V
°