23
10.
INT
interrupt
11.
IN1
V/R Input for external YUV/RGB source
12.
IN2
Y/G Input for external YUV/RGB source
13.
IN3
U/B Input for external YUV/RGB source
14.
FSW
fast switch input for YUV/RGB switch
15.
SEL
fast blanking output for PIP
16.
OUT3
analog output: chrominance (B-Y) or -(B-Y) or B
17.
OUT2
analog output: luminance signal Y or G
18.
OUT1
analog output: chrominance (R-Y) or -(R-Y) or R
19.
VDDA2
analog supply voltage (V DDA ) for DAC
20.
VSSA2
analog ground (V SS ) for DAC
21.
VREFH
reference voltage for ADC and DAC (high)
22.
VDDA1
analog supply voltage (V DDA ) for ADC
23.
VSSA1
analog ground (Vss) for ADC
24.
CVBS3
CVBS Input 3 or C (selectable via I²C-bus)
25.
VREFL
reference voltage for ADC (low)
26.
CVBS2
CVBS Input 2 or Y (selectable via I²C-bus)
27.
VREFM
reference voltage for ADC(medium)
28.
CVBS1
CVBS Input 1 (selectable via I²C-bus)
TDA9886
I²C-bus controlled single/multistandard alignment-free IF-PLL
The TDA9886 is an alignment-free multistandard (PAL, SECAM and NTSC) vision IF signal PLL demodulator for positive
and negative modulation.
Features
n
5 V supply voltage
n
Gain controlled wide-band Vision Intermediate Frequency (VIF) amplifier (AC-coupled)
n
Multistandard demodulation with active carrier regeneration
n
Gated phase detector for L/L accent standard
n
Fully integrated VIF Voltage Controlled Oscillator (VCO), alignment-free; frequencies switchable for all negative
and positive modulated standards via I²C-bus
n
Digital acquisition help, VIF frequencies of 33.4, 33.9, 38.0, 38.9, 45.75 and 58.75 MHz
n
4 MHz reference frequency input [signal from PLL tuning system] or operating as crystal oscillator
n
VIF Automatic Gain Control (AGC) detector for gain control,
n
Fully digital Automatic Frequency Control (AFC) detector with 4-bit digital-to-analog converter;
n
Alignment-free selective FM-PLL demodulator with high linearity and low noise
n
I²C-bus control for all functions
PINNING
1.
VIF1
VIF differential input 1
2.
VIF2
VIF differential input 2
3.
OP1
Output 1 (open-collector)
4.
FMPLL
FM-PLL for loop filter
5.
DEEM
De-emphasis output for capacitor
6.
AFD
AF decoupling input for capacitor
7.
DGND
Digital ground
8.
AUD
Audio output
9.
TOP
Tuner AGC TakeOver Point (TOP)
10.
SDA
I² C-bus data input/output
11.
SCL
I² C-bus clock input
12.
SIOMAD
Sound intercarrier output and MAD select
13.
NC
Not connected
14.
TAGC
Tuner AGC output
15.
REF
4 MHz crystal or reference input
16.
VAGC
VIF-AGC for capacitor
17.
CVBS
Video output
18.
AGND
Analog ground
19.
VPLL
VIF-PLL for loop filter
20.
VP
Supply voltage (+5 V)
21.
AFC
AFC output
22.
OP2
Output 2 (open-collector)
23.
SIF1
SIF differential input 1
24.
SIF2
SIF differential input 2
