參數(shù)資料
型號(hào): SAA7183AWP
廠商: NXP SEMICONDUCTORS
元件分類: 顏色信號(hào)轉(zhuǎn)換
英文描述: RECTIFIER SBR DUAL 30A 100V 200A-ifsm 850mV-vf 0.1mA-ir TO-220AB 50/TUBE
中文描述: COLOR SIGNAL ENCODER, PQFP80
封裝: 14 X 20 MM, 2.80 MM HEIGHT, PLASTIC, SOT-318-2, QFP-80
文件頁數(shù): 20/45頁
文件大小: 203K
代理商: SAA7183AWP
1996 Oct 02
20
Philips Semiconductors
Preliminary specification
Digital Video Encoder (EURO-DENC2)
SAA7182A; SAA7183A
Table 12
Subaddress 5B and 5D
Notes
1.
2.
GAINU =
2.17
×
nominal to +2.16
×
nominal.
GAINU =
2.05
×
nominal to +2.04
×
nominal.
Table 13
Subaddress 5C and 5E
Notes
1.
2.
GAINV =
1.55
×
nominal to +1.55
×
nominal.
GAINV =
1.46
×
nominal to +1.46
×
nominal.
Table 14
Subaddress 5D
Notes
1.
2.
Output black level/IRE = BLCKL
×
25/63 + 24; recommended value: BLCKL = 60 (3CH) normal.
Output black level/IRE = BLCKL
×
26/63 + 24; recommended value: BLCKL = 45 (2DH) normal.
DATA BYTE
DESCRIPTION
CONDITIONS
white-to-black = 92.5 IRE
(1)
GAINU = 0
GAINU = 118 (76H)
white-to-black = 100 IRE
(2)
GAINU = 0
GAINU = 125 (7DH)
value = 106 (6AH)
REMARKS
GAINU
variable gain for Cb signal;
input representation
accordance with
“CCIR 601”
output subcarrier of U contribution = 0
output subcarrier of U contribution = nominal
output subcarrier of U contribution = 0
output subcarrier of U contribution = nominal
nominal GAINU for
SECAM encoding
DATA BYTE
DESCRIPTION
CONDITIONS
white-to-black = 92.5 IRE
(1)
GAINV = 0
GAINV = 165 (A5H)
white-to-black = 100 IRE
(2)
GAINV = 0
GAINV = 175 (AFH)
value =
129 (17FH)
REMARKS
GAINV
variable gain for Cr signal;
input representation
accordance with
“CCIR 601”
output subcarrier of V contribution = 0
output subcarrier of V contribution = nominal
output subcarrier of V contribution = 0
output subcarrier of V contribution = nominal
nominal GAINV for
SECAM encoding
DATA BYTE
DESCRIPTION
CONDITIONS
white-to-sync = 140 IRE
(1)
BLCKL = 0
BLCKL = 63 (3FH)
white-to-sync = 143 IRE
(2)
BLCKL = 0
BLCKL = 63 (3FH)
REMARKS
BLCKL
variable black level; input
representation accordance
with “CCIR 601”
output black level = 24 IRE
output black level = 49 IRE
output black level = 24 IRE
output black level = 50 IRE
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