TDA7529_11 Datasheet, PDF (47/61 Pages) STMicroelectronics – RF front-end for AM/FM DSP car-radio with IF sampling

TDA7529
Registers description
6.1.14 PLL test (13)
Table 40. PLL test (13)
MSB
LSB
D₇ D₆ D₅ D₄ D₃ D₂ D₁ D₀
PLL test
-
-
-
-
X
X
1
0
Set to default
PFD
-
-
-
-
-
-
0
1
default
0
-
-
-
-
-
-
- PFD polarity
Function
6.1.15 Misc 2 (14)
Table 41. Misc 2 (14)
MSB
LSB
D₇ D₆ D₅ D₄ D₃ D₂ D₁ D₀
Function
VCO magnitude
0
0 1V
-
-
-
-
-
-
0
1 2V
1
0 3V
1
1 4V
Oscillation frequency of RC oscillator
0
0
0.68 MHz
-
-
-
-
0
1
-
- 1.31 MHz
1
0
1.92 MHz
1
1
2.49 MHz
IFAMP current control
-
-
-
0
-
-
-
- Normal bias
1
High current mode bias
Reg48sel
-
-
0
-
-
-
-
- ShAGC and ShPLL on D48<1:0>
1
MaskMetal and MaskSet on D48<1:0>
EnSMOOTH
-
0
-
-
-
-
-
- Smooth disabled
1
Smooth enabled
IFAGC control when IN4 selected
0
-
-
-
-
-
-
- Normal
1
Thresholds shift
Doc ID 13311 Rev 4
47/61