ADV7180KCP32Z Analog Devices Inc, ADV7180KCP32Z Datasheet - Page 42

• Manufacturer Part Number: ADV7180KCP32Z
• Description: 10-bit 4x Oversampling SDTV Decoder
• Manufacturer: Analog Devices Inc
• Type: Video Decoderr

Specifications of ADV7180KCP32Z

• Design Resources: Low Cost Differential Video Receiver Using ADA4851 Amplifier and ADV7180 Video Decoder (CN0060) Low Cost Video Multiplexer for Video Switching Using ADA4853-2 Op Amp with Disable Function (CN0076)
• Applications: Digital Cameras, Mobile Phones, Portable Video
• Voltage - Supply, Analog: 1.71 V ~ 1.89 V
• Voltage - Supply, Digital: 1.65 V ~ 2 V
• Mounting Type: Surface Mount
• Package / Case: 32-LFCSP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADV7180
IF FILTER COMPENSATION
IFFILTSEL[2:0], IF Filter Select, Address 0xF8[2:0]
The IFFILTSEL[2:0] register allows the user to compensate for
SAW filter characteristics on a composite input, as would be
observed on tuner outputs. Figure 32 and Figure 33 show IF
filter compensation for NTSC and PAL, respectively.
The options for this feature are as follows:
•
•
•
See Table 107 for programming details.
Bypass mode
NTSC, consists of three filter characteristics
PAL, consists of three filter characteristics
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–10
–12
–2
–4
–6
–8
–2
–4
–6
–8
6
4
2
0
6
4
2
0
2.0
3.0
IF COMP FILTERS NTSC ZOOMED AROUND FSC
Figure 32. NTSC IF Filter Compensation
IF COMP FILTERS PAL ZOOMED AROUND FSC
Figure 33. PAL IF Filter Compensation
2.5
3.5
3.0
4.0
FREQUENCY (MHz)
FREQUENCY (MHz)
3.5
4.5
4.0
5.0
4.5
5.5
5.0
6.0