tda7479 STMicroelectronics, tda7479 Datasheet - Page 2

• Manufacturer Part Number: tda7479
• Description: Single Chip Rds Demodulator Filter
• Manufacturer: STMicroelectronics

TDA7479
Table 2. Pin Description
Figure 3. Pin Connection (Top view)
Table 3. Thermal Data
2/8
No pin
Symbol
R
10
11
12
13
14
15
16
th j-case
1
2
3
4
5
6
7
8
9
OSCOUT
EXTRES
FILOUT
OSCIN
Thermal Resistance Junction-case Max.
RDDA
Name
QUAL
VREF
OSEL
RDCL
FSEL
MPX
GND
T57
ARI
TM
V
S
Output for signal quality indication (High = good)
RDS data output
Reference voltage
RDS input signal
Oscillator selector pin:
- open, closed to V
- closed to GND=external driven
Ground
Output for ARI indication:
- high when RDS+ARI are present
- high when only ARI is present
- low when only RDS is present
- undefined when nos signal is present
Filter output
Frequency selector pin:
-100K to V
- 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
FILOUT
RDDA
QUAL
VREF
OSEL
S
GND
MPX
ARI
= 17.328MHz
Description
S
= quartz oscillator
1
2
3
4
5
6
7
8
D97AU752
16
15
14
13
12
11
10
Description
9
RDCL
T57
OSCOUT
OSCIN
V
EXTRES
TM
FSEL
S
SO16
200
TSSOP16
160
°C/W
Unit