SAA7108AE PHILIPS [NXP Semiconductors], SAA7108AE Datasheet - Page 68

• Manufacturer Part Number: SAA7108AE
• Description: HD-CODEC
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
Product specification
HD-CODEC
SAA7108AE; SAA7109AE
Depending on the input signal (interlaced or non-interlaced) and the task processing (50 Hz or field reduced processing
with one or two tasks, see examples in Section 9.3.1.3), other combinations may also be possible, but the basic
equations are the same.
scaled output,
scaled output,
unscaled input
no phase offset
with phase offset
field 1
field 2
field 1
field 2
field 1
field 2
correct scale dependent position
scale dependent start offset
mismatched vertical line distances
MHB547
3
Fig.37 Basic problem of interlaced vertical scaling (example: downscale
).
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2004 Jun 29
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