TDA7705 STMicroelectronics, TDA7705 Datasheet - Page 23

• Manufacturer Part Number: TDA7705
• Description: IC TUNER HIT AM/FM CAR RAD 64LQF
• Manufacturer: STMicroelectronics

Specifications of TDA7705

• Modulation Or Protocol: AM, FM
• Applications: Automotive Audio
• Current - Receiving: 220mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 4.75 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Frequency: -
• Sensitivity: -
• Memory Size: -
• Data Rate - Maximum: -

TDA7705
3.5
3.5.1
Overall system performance
All measurements obtained with application of
control) unless otherwise specified.
FM overall system performance
Antenna level equivalence: 0 dBµV = 1 µV
Figure 10. FM input set-up
Input level referred to signal generator loaded with 50 Ω (V
AM input not connected. F
f
Table 17.
audio
Tuning range FM Eu
Tuning step FM Eu
Tuning range FM US
Tuning step FM US
Tuning range FM Jp
Tuning step FM Jp
Tuning range FM EEu
Tuning step FM EEu
Sensitivity
S/N
Ultimate S/N
= 1 kHz. De-emphasis = 50 µs. Unless otherwise specified
V
rf
Parameter
+ 6dB
FM overall system performance
50Ω
A
rf
= 98.1 MHz, V
(can be modified by the user)
(automatic FE alignment
available)
(can be modified by the user)
(can be modified by the user)
(automatic FE alignment
available)
(can be modified by the user)
(can be modified by the user)
(automatic FE alignment
available)
(can be modified by the user)
(can be modified by the user)
(automatic FE alignment not
available)
(can be modified by the user)
S/N =26dB
@ 10 dBµV, no highcut, DISS
BW = #3
@ 60 dBµV, mono
@ 60 dBµV,
Deviation = 75 kHz, mono
@ 60 dBµV, stereo
V
Doc ID 15938 Rev 8
rf
Test condition
50Ω
rms
rf
= 60 dBµV, mono modulation, f
(Antenna terminal voltage with 50 Ω source).
Figure 16
V
rf
+ 6dB
(FM tuned application / SPI
rf
87.5
87.5
Min
76
65
72
78
70
, node 'A'); no antenna dummy;
-
-
-
-
-
-
50Ω
Electrical specifications
Typ
100
200
100
100
55
75
81
73
-7
-
-
-
-
dev
107.9
Max
108
UNDER
90
74
-4
TEST
-
-
-
-
-
-
-
-
PCB
= 40 kHz,
Units
dBµV
MHz
MHz
MHz
MHz
kHz
kHz
kHz
kHz
dB
dB
dB
dB
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