saa7114 NXP Semiconductors, saa7114 Datasheet - Page 48

• Manufacturer Part Number: saa7114
• Description: Pal/ntsc/secam Video Decoder With Adaptive Pal/ntsc Combfilter, Vbi-data Slicer And High Performance Scaler
• Manufacturer: NXP Semiconductors

Philips Semiconductors
SAA7114_3
Product data sheet
Fig 29. Examples for prescaler filter characteristics: effect of increasing XACL[5:0]
Fig 30. Examples for prescaler filter characteristics: setting XC2_1 = 1
XC2_1 = 0; Zero’s at
(1) XC2_1 = 0 and XACL[5:0] = 1.
(2) XC2_1 = 1 and XACL[5:0] = 2.
(3) XC2_1 = 0 and XACL[5:0] = 3.
(4) XC2_1 = 1 and XACL[5:0] = 4.
(5) XC2_1 = 0 and XACL[5:0] = 7.
(6) XC2_1 = 1 and XACL[5:0] = 8.
(dB)
V
12
15
18
21
24
27
30
33
36
39
42
6
3
0
3
6
9
0
f
=
0.05
n
(dB)
V
------------------------ -
XACL
12
15
18
21
24
27
30
33
36
39
42
6
3
0
3
6
9
0.1
(5)
0
1
+
1
0.15
0.05
with XACL = (1), (2), (3), (4) or (5)
(4)
Rev. 03 — 17 January 2006
(6)
0.2
0.1
(3)
(5)
0.25
0.15
(4)
(2)
(3)
0.3
0.2
0.35
0.25
3 dB at 0.25
0.4
0.3
PAL/NTSC/SECAM video decoder
(1)
(2)
6 dB at 0.33
0.45
0.35
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
f_sig/f_clock
mhb545
0.5
0.4
(1)
SAA7114
0.45
f_sig/f_clock
mhb546
0.5
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