參數(shù)資料
型號(hào)： SAA7128AH
廠商： NXP SEMICONDUCTORS
元件分類： 顏色信號(hào)轉(zhuǎn)換
英文描述： Digital video encoder
中文描述： COLOR SIGNAL ENCODER, PQFP44
封裝： 10 X 10 MM, 1.75 MM HEIGHT, PLASTIC, SOT-307-2, QFP-44
文件頁(yè)數(shù)： 24/55頁(yè)
文件大?。?/td> 262K
代理商： SAA7128AH
2003 Dec 09
24
Philips Semiconductors
Product specification
Digital video encoder
SAA7128AH; SAA7129AH
Table 35
GAINV values
Note
1.
All IRE values are rounded up.
Table 36
Subaddress 5DH
Table 37
BLCKL values
Notes
1.
2.
3.
All IRE values are rounded up.
Output black level/IRE = BLCKL
×
2/6.29 + 28.9.
Output black level/IRE = BLCKL
×
2/6.18 + 26.5.
Table 38
Subaddress 5EH
CONDITIONS
(1)
ENCODING
white-to-black = 92.5 IRE
GAINV[8:0] = 0
GAINV[8:0] = 165 (A5H)
white-to-black = 100 IRE
GAINV[8:0] = 0
GAINV[8:0] = 175 (AFH)
GAINV[8:0] = 129 (81H)
GAINV =
1.55
×
nominal to +1.55
×
nominal
output subcarrier of V contribution = 0
output subcarrier of V contribution = nominal
GAINV =
1.46
×
nominal to +1.46
×
nominal
output subcarrier of V contribution = 0
output subcarrier of V contribution = nominal
nominal GAINV for SECAM encoding
BIT
SYMBOL
DESCRIPTION
7
6
GAINU8
DECOE
MSB of the 9-bit code that sets the variable gain for the C
B
signal; see Table 32.
real-time control:
0 = disable odd/even field control bit from RTCI
1 = enable odd/even field control bit from RTCI (see Fig.22)
variable black level; input representation in accordance with “ITU-R BT601”
see Table 37
5 to 0
BLCKL[5:0]
CONDITIONS
(1)
ENCODING
(1)
white-to-sync = 140 IRE; note 2 recommended value: BLCKL = 58 (3AH)
BLCKL = 0; note 2
output black level = 29 IRE
BLCKL = 63 (3FH); note 2
output black level = 49 IRE
white-to-sync = 143 IRE; note 3 recommended value: BLCKL = 51 (33H)
BLCKL = 0; note 3
output black level = 27 IRE
BLCKL = 63 (3FH); note 3
output black level = 47 IRE
BIT
SYMBOL
DESCRIPTION
7
6
GAINV8
DECPH
MSB of the 9-bit code that sets the variable gain for the C
R
signal; see Table 34.
real-time control:
0 = disable subcarrier phase reset bit from RTCI
1 = enable subcarrier phase reset bit from RTCI (see Fig.22)
variable blanking level; see Table 39
5 to 0
BLNNL[5:0]
相關(guān)PDF資料
PDF描述
SAA7129AH Digital video encoder
SAA7129AH Digital video encoder
SAA7128 Digital video encoder
SAA7128H Digital video encoder
SAA7129 Digital video encoder
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SAA7128H 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital video encoder
SAA7129 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital video encoder
SAA7129/DENC29A 制造商:NXP Semiconductors 功能描述:
SAA7129AH 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital video encoder
SAA7129AH/V1,518 功能描述:視頻 IC DIG VID ENCODER NTSC PAL SECAM RoHS:否 制造商:Fairchild Semiconductor 工作電源電壓:5 V 電源電流:80 mA 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-28 封裝:Reel
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