TDA7479D STMicroelectronics, TDA7479D Datasheet - Page 4

• Manufacturer Part Number: TDA7479D
• Description: Audio DSPs Chip RDS Demodulator
• Manufacturer: STMicroelectronics

Specifications of TDA7479D

• Mounting Style: SMD/SMT
• Package / Case: SO-16
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Block diagram and pin description
4/12
Table 2.
No pin
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
OSCOUT Oscillator output
EXTRES
FILOUT
OSCIN
Name
RDDA
RDCL
QUAL
VREF
OSEL
FSEL
MPX
GND
ARI
T57
TM
V
Pin description
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:
– 100 kHz to V
– open = 4.332MHz
– closed to VS = 8.664 MHz
Test mode pin:
– open = normal operation
– closed to VS = test mode
Reset pin:
– open = run mode
– -closed to VS = reset condition
Supply voltage
Oscillator input
Testing output pin: 57 kHz clock output
RDS clock output 1187.5 Hz
S
= 17.328 MHz
S
= quartz oscillator
Description
TDA7479