TDA7514 STMicroelectronics, TDA7514 Datasheet - Page 5

• Manufacturer Part Number: TDA7514
• Description: SINGLE-CHIP FM/AM TUNER
• Manufacturer: STMicroelectronics

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3
3.1 FM
(Vcc = 8.5V; T
IF1amp2=15dB; Filter @TUNEROUT:IEC_TUNER+Deemphasis=50µs, unless otherwise specified)
Table 3.
General (measured at audioprocessor output with de-emphasis and high cut active, ISS set to 80 KHz BW)
IQ Mixer 1
IFT1 Adjustment
Symbol
Cift1min
Iccmix1
Gvmix1
ELECTRICAL CHARACTERISTCS
Iccosc
Icctun
Iccdig
Iccif1
IFCS
Iccpll
SNR
THD
Vout
IIP3
IQG
ISN
RIN
VIN
IQP
IRR
Gm
US
LS
amb
Usable sensitivity
Signal to Noise ratio
Limiting Sensitivity
Total Harmonic Distortion
Output Level
Interstation Noise
IF Counter Sensitivity
DC Supply Current@TUNVCC
DC Supply Current@IFT1
DC Supply Current@IF1VCC
DC Supply Current@OSCVCC
DC Supply Current@PLLVCC
DC Supply Current@DIGVCC
Input Resistance
Input DC Bias
Transconductance
Input IP3
IQ Gain Adjustment
IQ Phase Adjustment
Image Rejection Ratio
Gain
IFT1 Adjustment Capacitor
Minimum
= 25°C; Vant,in= 60dBµ
Parameter
load
S/N=40dB
fdev = 75kHz
@TUNEROUT
Mute OFF
Differential
@pin 8, pin 10
adjusted
IFT1 out differential
Between MIX1OUT+ and
MIX1OUT-
-3dB_point, SoftMute Off
fdev = 40kHz
Delta Vout@RF OFF, Soft
without adjustment
from input (single-ended) to
; fc=98.1MHz; fdev = 40kHz; fmod=1KHz; IF1amp1=25dB;
Test Condition
Min
30
-1
-7
0.26
0.36
Typ
-2.5
243
-8.5
108
2.3
2.3
65
80
10
10
17
42
22
0
0
5
3
7
6
Max
+1
+8
TDA7514
dBµV
dBµV
dBµV
mV
dBµV
Unit
mA
mA
mA
mA
mA
mA
mS
dB
kΩ
dB
dB
dB
dB
°C
pF
%
%
%
V
rms
load
load
load
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