E-TDA7478DTR STMicroelectronics, E-TDA7478DTR Datasheet - Page 3

• Manufacturer Part Number: E-TDA7478DTR
• Description: IC DEMODULATOR SGL RDS 16-SOIC
• Manufacturer: STMicroelectronics

Specifications of E-TDA7478DTR

• Function: Demodulator, Filter
• Gain: 20dB
• Current - Supply: 7.5mA
• Voltage - Supply: 4.5 V ~ 5.5 V
• Package / Case: 16-SOIC (0.300", 7.50mm Width)
• Pin Count: 16
• Screening Level: Industrial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Noise Figure: -
• P1db: -
• Lo Frequency: -
• Rf Frequency: -
• Lead Free Status / Rohs Status: Compliant

Table 4. Absolute Maximum Ratings
Table 5. Electrical Characteristcs
(T
(1) The 3rd harmonic (57kHz) must be less than -40dB with respect to the input signal plus gain.
FILTER
DEMODULATOR
Input pins (EXTRES, FSEL, TM)
Input pin (OSEL)
Output pins (RDCL, RDDA, QUAL, T57)
OSCILLATOR
Symbol
amb
VCLH
Symbol
VCLL
S
V
S
V
S/N
V
V
BW
V
V
VIL
I
I
V
R
R
RDS
REF
I
f
G
PD
PU
A
ARI
T
T
OH
OL
PP
C
S
V
IN
IH
S
L
I
stg
op
S
= 25°C, V
Supply voltage
Supply current
Center frequency
3dB Bandwidth
Gain
Attenuation
Input impedance of MPX
Load impedance on FILOUT
Signal to noise ratio
MPX input signal
RDS Detection Sensitivity
ARI Detection Sensitivity
Reference
Input Current
Input Current
Input voltage high
Input voltage low
Ouput voltage high
Output voltage low
Input level OSCIN pin
Input level OSCIN pin
Amplitude OSCOUT
Amplitude OSCIN
(for external drive)
Supply Voltage
Operating Temperature Range
Storage Temperature
S
= 5V, unless otherwise specified)
Parameter
Parameter
f = 57kHz
∆f ± 4kHz
f = 38kHz
f = 67kHz
V
f = 19kHz; T3 ≤ 40dB
f = 57kHz (RDS)
V
V
I
I
OSEL = open circuit
OSEL = open circuit
OSEL = open circuit
OSEL = GND, f = 4.332MHz
OSEL = GND, f = 8.664MHz
L
L
IN
IN
IN
= 0.5mA
= 0.5mA
= 3mVRMS
= 5V (pull-down input)
= 0V (pull-up input)
Test Condition
(1)
all with internal pull down resistor
0.7 · V
Min.
56.6
-25
4.5
2.5
17
30
15
1
1
3
4
4
with internal pull up resistor
-55 to 150
S
-40 to 85
-0.3 to 7
Value
0.8 · V
0.2 · V
Typ.
V
120
100
120
7.5
4.6
0.4
4.5
57
20
22
60
45
40
S
5
3
/2
S
S
0.3 · V
Max.
1000
12.0
57.4
-10
5.5
3.5
23
50
30
1
1
TDA7478
S
mV
mV
mVrms
mVrms
Unit
mVpp
mVpp
Unit
°C
°C
kHz
kHz
MΩ
mA
V
KΩ
dB
dB
dB
dB
dB
µA
µA
V
V
V
V
V
V
V
V
V
RMS
RMS
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