SAA7144 NXP Semiconductors, SAA7144 Datasheet - Page 42

• Manufacturer Part Number: SAA7144
• Manufacturer: NXP Semiconductors

Specifications of SAA7144

• Package Type: LQFP
• Lead Free Status / RoHS Status: Compliant

Philips Semiconductors
Table 38:
Table 39:
Table 40:
9397 750 14454
Product data sheet
Bit
1 and 0
Bit
7
6 to 0
Bit
7 and 6
5 and 4
3
2 to 0
Symbol
CHBW[1:0]
Symbol
ACGC
CGAIN[6:0]
Symbol
OFTS[1:0]
HDEL[1:0]
VRLN
YDEL[2:0]
Chrominance control - bit description
Chrominance gain control - bit description
Format/delay control - bit description
9.3.15 Subaddress 0Fh
9.3.16 Subaddress 10h
Description
50 Hz
chrominance bandwidth
Description
automatic chrominance gain control
chrominance gain value (if AGC is set to logic 1)
Description
output format selection; V-flag generation in SAV/EAV codes; see
fine position of HS
VREF pulse position and length; see
luminance delay compensation (steps in 2/LLC)
00 = small bandwidth ( 620 kHz)
01 = nominal bandwidth ( 800 kHz)
10 = medium bandwidth ( 920 kHz)
11 = wide bandwidth ( 1000 kHz)
0 = on
1 = programmable gain via CGAIN[6:0]
0000000 = minimum gain (0.5)
0100100 = nominal gain (1.125)
1111111 = maximum gain (7.5)
00 = standard ITU-R BT 656 format
01 = V-flag in SAV/EAV is generated by VREF
10 = V-flag in SAV/EAV is generated by data type
11 = reserved
00 = 0
01 = 1
10 = 2
11 = 3
100 = 4...
000 = ...0...
011 = ...3
2/LLC
2/LLC
2/LLC
2/LLC
2/LLC
2/LLC
2/LLC
Rev. 01 — 21 April 2005
…continued
Table 41
60 Hz
Quadruple video input processor
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Table 9
SAA7144HL
and
Table 10
42 of 64