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參數(shù)資料
| 型號： | SAA4979H |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | Sample rate converter with embedded high quality dynamic noise reduction and expansion port |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP128 |
| 封裝： | 28 X 28 X 3.40 MM, PLASTIC, QFP-128 |
| 文件頁數(shù)： | 23/52頁 |
| 文件大?。?/td> | 224K |
| 代理商： | SAA4979H |
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2002 May 28
23
Philips Semiconductors
Product specification
Sample rate converter with embedded high quality
dynamic noise reduction and expansion port
SAA4979H
018D
018E
0 to 7 ne_vstop
0
ne_vstart (MSB)
1
ne_vstop (MSB)
2 to 7
noise measurement window vertical stop (lower 8 of 9 bits)
noise measurement window vertical start (MSB)
noise measurement window vertical stop (MSB)
reserved
Host address 018FH (front-end control)
018F
0
1
2
3 to 7
Select_data_input1
uv_sign1
uv_sign2
select data input for main channel: 0 = input 2, 1 = input 1
UV sign of main channel 1: 0 = unsigned, 1 = signed
UV sign of sub channel 2: 0 = unsigned, 1 = signed
reserved
Host address 0190H to 0196H (noise reduction)
0190
0 to 3 Kstep0
4 to 7 Kstep1
0 to 3 Kstep2
4 to 7 Kstep3
0 to 3 Kstep4
4 to 7 Kstep5
0 to 3 Kstep6
4 to 7 Kstep7
0 to 3 Klumafix
4 to 6 Yadapt_gain
7
lumafix
0 to 3 Kchromafix
4 to 6 Cadapt_gain
7
chromafix
0
Klumatochr
1
unfiltered
step in adaptive curve from K =
1
16
to K =
1
8
; weight of 1
step in adaptive curve from K =
1
8
to K =
2
8
; weight of 1
step in adaptive curve from K =
2
8
to K =
3
8
; weight of 2
step in adaptive curve from K =
3
8
to K =
4
8
; weight of 2
step in adaptive curve from K =
4
8
to K =
5
8
; weight of 4
step in adaptive curve from K =
5
8
to K =
6
8
; weight of 4
step in adaptive curve from K =
6
8
to K =
7
8
; weight of 8
step in adaptive curve from K =
7
8
to K =
8
8
; weight of 8
value of the fixed K factor of the luminance; see Table 6
value of the gain of the adaptive curve of the luminance; see Table 5
adaptive (lumafix = 0) or fixed K mode (lumafix = 1) of the luminance
value of the fixed K factor of the chrominance; see Table 6
value of the gain of the adaptive curve of the chrominance; see Table 5
adaptive (chromafix = 0) or fixed K mode (chromafix = 1) of chrominance
if HIGH: uses luminance K factor for chrominance path
if HIGH: band splitting is deactivated, complete difference signals are
used
if HIGH: noise shaping is activated
if HIGH: split screen demo mode is activated
noise reduction enable; 0 = off; 1 = on
reserved
0191
0192
0193
0194
0195
0196
2
3
4
5 to 7
noiseshape
splitscreen
NREN
Host address 019AH to 019FH (black bar detection)
019A
0 to 5 bbd_event_value
6 to 7
0 to 5 bbd_slice_level
6
bbd_vstop (MSB)
7
bbd_vstart (MSB)
0 to 7 bbd_hstart
black bar detection event value
reserved
black bar detection slice level
black bar detection window vertical stop (MSB)
black bar detection window vertical start (MSB)
black bar detection window horizontal start; 4 pixel resolution
019B
019C
HOST
ADDRESS
(HEX)
BIT
NAME
DESCRIPTION
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