TDA7540N STMicroelectronics, TDA7540N Datasheet - Page 66

• Manufacturer Part Number: TDA7540N
• Description: IC TUNER AM/FM CAR RADIO 80-LQFP
• Manufacturer: STMicroelectronics

Specifications of TDA7540N

• Frequency: 10.7MHz
• Modulation Or Protocol: AM, FM
• Applications: Automotive Audio
• Current - Receiving: 12mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 7.7 V ~ 9 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Sensitivity: -
• Memory Size: -
• Data Rate - Maximum: -
• Lead Free Status / Rohs Status: Compliant

Appendix
Block diagram quality detection principle (without overdeviation correction)
Table 52.
Table 53.
66/76
ac
ac+
sm
dev
dev+
inton
int80
ac
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
Signal
ac+
Block diagram quality detection principle
Functional mode quality detection
0
0
0
0
0
0
0
1
0
1
0
1
0
1
0
1
Input signals
sm
0
0
0
1
1
1
0
0
0
0
1
1
1
1
1
1
No adjacent channel
No strong adjacent channel
Fieldstrength higher as softmute threshold
Deviation lower as threshold DWTH
Deviation lower as threshold DTH*DWTH
ISS filter off by logic (wide)
ISS filter 120kHz (mid)
dev
0
1
1
0
1
1
0
0
1
1
0
0
1
1
1
1
dev+
0
0
1
0
0
1
0
0
0
1
0
0
0
0
1
1
Low
inton
0
0
0
1
0
0
1
1
1
1
1
1
1
1
1
1
Mode1
int80
0
0
0
1
0
0
1
1
0
0
1
1
0
0
0
0
Adjacent channel present
Adjacent channel higher as ac
Fieldstrength lower as softmute threshold
Deviation higher as threshold DWTH
Deviation higher as threshold DTH*DWTH
ISS filter on by logic
ISS filter 80kHz (narrow)
Function
narrow
narrow
narrow
narrow
narrow
wide
wide
wide
wide
wide
mid
mid
mid
mid
mid
mid
inton
0
0
0
1
1
0
1
1
1
1
1
1
1
1
1
1
High
Mode2
int80
0
0
0
1
0
0
0
1
0
1
1
1
0
1
0
1
TDA7540N
Function
narrow
narrow
narrow
narrow
narrow
narrow
narrow
wide
wide
wide
wide
mid
mid
mid
mid
mid