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E-TDA7478AD View Datasheet(PDF) - STMicroelectronics

Part NameDescriptionManufacturer
E-TDA7478AD SINGLE CHIP RDS DEMODULATOR ST-Microelectronics
STMicroelectronics ST-Microelectronics
E-TDA7478AD Datasheet PDF : 8 Pages
1 2 3 4 5 6 7 8
TDA7478
Table 2. Pin Description
No pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Name
QUAL
RDDA
VREF
MPX
OSEL
GND
N.U.
FILOUT
FSEL
TM
EXTRES
VS
OSCIN
OSCOUT
T57
RDCL
Description
Output for signal quality indication (High = good)
RDS data output
Reference voltage
RDS input signal
Oscillator selector pin:
- open, closed to VS = quartz oscillator
- closed to GND=external driven
Ground
Not Used (to be left open)
Filter output
Frequency selector pin:
- open = 4.332MHz
- closed to VS = 8.664MHz
Test mode pin: - open = normal operation - closed to VS = testmode
Reset pin: - open=run mode - closed to VS = reset condition
Supply voltage
Oscillator input
Oscillator output
Testing output pin: 57kHz clock output
RDS clock output 1187.5Hz
Figure 3. Pin Connection (Top view)
QUAL
RDDA
VREF
MPX
OSEL
GND
N.U.
FILOUT
1
16
2
15
3
14
4
13
5
12
6
11
7
10
8
9
D97AU752A
RDCL
T57
OSCOUT
OSCIN
VS
EXTRES
TM
FSEL
Table 3. Thermal Data
Symbol
Description
Rth j-case Thermal Resistance Junction-case Max.
Value
200
Unit
°C/W
2/8
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