TDA7514 STMicroelectronics, TDA7514 Datasheet - Page 34

• Manufacturer Part Number: TDA7514
• Description: SINGLE-CHIP FM/AM TUNER
• Manufacturer: STMicroelectronics

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TDA7514
Table 23. SUBADDRESS 8 : IF Counter Control 1 and AM S.S. Threshold
Table 24. SUBADDRESS 9: If Counter Control 2
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MSB
MSB
D7
D7
0
1
0
0
0
0
1
1
1
1
-
-
D6
D6
0
1
0
0
1
1
0
0
1
1
-
-
D5
D5
0
1
0
1
0
1
0
1
0
1
-
-
D4
D4
0
1
0
0
0
0
0
0
0
0
1
1
1
-
-
D3
D3
0
1
0
0
1
1
1
1
1
1
0
0
1
-
-
-
-
-
D2
D2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
-
-
-
-
-
D1
D1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
-
-
-
-
-
LSB
LSB
D0
D0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
1
-
-
-
-
-
IF Counter frequency window
Not valid
Not valid
Not valid
∆f = 6.25kHz (FM) 1kHz (AM UPC)
∆f = 12.5kHz (FM) 2kHz (AM UPC)
∆f = 25kHz (FM) 4kHz (AM UPC)
∆f = 50kHz (FM) 8kHz (AM UPC)
∆f = 100kHz (FM) 16kHz (AM UPC)
IF counter on/off
IF counter disable/stand by
IF counter enable
Adjacent Channel programming
Filter 1Fc = 80kHz
Filter 1Fc = 100kHz
Filter 2Fc = 110kHz
Filter 2Fc = 140kHz
Filter 1HP
Filter 1BP
Filter 2HP
Filter 2BP
FM antenna adj (proportional to Vtuning)
f
f
-
f
f
f
f
f
f
f
f
-
f
IF counter time windiw
t
t
t
t
t
t
t
t
center
center
center
center
center
center
center
center
center
center
center
sample
sample
sample
sample
sample
sample
sample
sample
= 10.60625MHz (FM) 449KHz (AM)
= 10.61250MHz (FM) 449KHz (AM)
= 10.66875MHz (FM) 458KHz (AM)
= 10.67500MHz (FM) 459KHz (AM)
= 10.68125MHz (FM) 460KHz (AM)
= 10.68750MHz (FM) 461KHz (AM)
= 10.69375MHz (FM) 462KHz (AM)
= 10.70000MHz (FM) 463KHz (AM)
= 10.70625MHz (FM) 464KHz (AM)
= 10.71250MHz (FM) 465KHz (AM)
= 10.80000MHz (FM) 479KHz (AM)
= 20.48ms (FM) 128ms (AM)
= 10.24ms (FM) 64ms (AM)
= 5.12ms (FM) 32ms (AM)
= 2.568ms (FM) 16ms (AM)
= 1.28ms (FM) 8ms (AM)
= 640µs (FM) 4ms (AM)
= 320µs (FM) 2ms (AM)
= 160µs (FM) 1ms (AM)
FUNCTION
FUNCTION