saa7114 NXP Semiconductors, saa7114 Datasheet - Page 87

• 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
10.2.5 Subaddress 04h
10.2.6 Subaddress 05h
10.2.7 Subaddress 06h
Table 41:
[1]
Table 42:
Table 43:
Table 44:
Bit
D3
D2
D1
D0
Decimal
value
0...
...144
145...
...511
Decimal
value
0...
...144
145...
...511
Delay time (step
size = 8/LLC)
...108 (50 Hz)
128... 109 (50 Hz)
128... 108 (60 Hz)
108 (50 Hz)...
107 (60 Hz)...
HLNRS = 1 should not be used in combination with WPOFF = 0.
Description
automatic gain control
integration
gain control fix
static gain control
channel 2 sign bit
static gain control
channel 1 sign bit
Analog input control 2 (AICO2); 03h[6:0]
Analog input control 3 (AICO3): static gain control channel 1; 03h[0] and 04h[7:0]
Analog input control 4 (AICO4); static gain control channel 2; 03h[1] and 05h[7:0]
Horizontal sync start; 06h[7:0]
Gain
(dB)
0
0
+6
Gain
(dB)
0
0
+6
3
3
Sign bit
03h[0]
GAI18
0
0
0
1
Sign bit
03h[1]
GAI28
0
0
0
1
Rev. 03 — 17 January 2006
Control bits D7 to D0
HSB7
forbidden (outside available central counter range)
forbidden (outside available central counter range)
1
1
0
Symbol Value
HOLDG 0
GAFIX
GAI28
GAI18
Control bits D7 to D0
GAI17 GAI16 GAI15 GAI14 GAI13 GAI12 GAI11 GAI10
0
1
1
1
Control bits D7 to D0
GAI27 GAI26 GAI25 GAI24 GAI23 GAI22 GAI21 GAI20
0
1
1
1
HSB6
0
0
1
0
0
0
1
0
0
0
1
1
0
1
see
see
HSB5
0
0
1
Table 43
Table 42
0
0
0
1
0
0
0
1
Function
AGC active
AGC integration hold (freeze)
automatic gain controlled by
MODE3 to MODE0
gain is user programmable via GAI[17:10] and
GAI[27:20]
HSB4
1
1
0
…continued
0
1
1
1
0
1
1
1
PAL/NTSC/SECAM video decoder
HSB3
0
0
1
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
0
0
0
1
0
0
0
1
HSB2
1
1
1
0
0
0
1
0
0
0
1
SAA7114
HSB1
0
0
0
0
0
0
1
0
0
0
1
HSB0
0
1
0
87 of 144
0
0
1
1
0
0
1
1