TDA7331D STMicroelectronics, TDA7331D Datasheet - Page 2

• Manufacturer Part Number: TDA7331D
• Description: Audio DSPs RDS Demodulator
• Manufacturer: STMicroelectronics

Specifications of TDA7331D

• Mounting Style: SMD/SMT
• Package / Case: SO-20
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TDA7331
ABSOLUTE MAXIMUM RATINGS
PIN FUNCTION
PIN CONNECTION
2/7
N
Symbol
o
10
11
12
13
14
15
16
17
18
19
20
6
1
2
3
4
5
7
8
9
pin
T
T
V
stg
op
S
OSCOUT
EXTRES
Supply Voltage
Operating Temperature Range
Storage Temperature
FILOUT
OSCIN
RDCL
RDDA
Name
VREF
OSEL
QUAL
FSEL
MPX
GND
T57
ARI
TM
Vs
nc
nc
nc
nc
RDS input signal
Reference voltage
Oscillator selector pin: - open, or closed to Vs = quartz oscillator
Filter output
Ground
Not connected
Not connected
Not connected
Oscillator output
Oscillator input
Testing output pin: 57kHz clock output
RDS clock output 1187.5Hz
RDS data output
Output for signal quality indication (High = good)
Output for ARI indication: - high when RDS+ARI are present
Supply voltage
Not connected
Frequency selector pin: - 100K to V
Test mode pin:
Reset pin: - open = run mode
OSCOUT
FILOUT
OSCIN
VREF
OSEL
GND
MPX
N.C.
N.C.
N.C.
Parameter
- closed to V
- open = normal operation
- closed to V
1
2
3
4
5
6
7
8
9
10
- closed to GND = external driven
- open = 4.332MHz
- closed to V
S
= reset condition
D97AU687
- high when only ARI is present
- low when only RDS is present
- undefined when nos signal is present
S
Functional description
= testmode
S
20
19
18
17
16
15
14
13
12
11
S
= 17.328MHz
= 8.664MHz
EXTRES
TM
FSEL
N.C.
V
ARI
QUAL
RDDA
RDCL
T57
S
-55 to 150
-40 to 85
Value
7
Unit
V
C
C