SAA7183A Philips Semiconductors, SAA7183A Datasheet - Page 20

• Manufacturer Part Number: SAA7183A
• Description: Digital Video Encoder EURO-DENC2
• Manufacturer: Philips Semiconductors

Philips Semiconductors
Table 12 Subaddress 5B and 5D
Notes
1. GAINU = 2.17
2. GAINU = 2.05
Table 13 Subaddress 5C and 5E
Notes
1. GAINV = 1.55
2. GAINV = 1.46
Table 14 Subaddress 5D
Notes
1. Output black level/IRE = BLCKL
2. Output black level/IRE = BLCKL
1996 Oct 02
DATA BYTE
GAINU
DATA BYTE
GAINV
DATA BYTE
BLCKL
Digital Video Encoder (EURO-DENC2)
variable gain for Cb signal;
input representation
accordance with
“CCIR 601”
nominal GAINU for
SECAM encoding
variable gain for Cr signal;
input representation
accordance with
“CCIR 601”
nominal GAINV for
SECAM encoding
variable black level; input
representation accordance
with “CCIR 601”
DESCRIPTION
DESCRIPTION
DESCRIPTION
nominal to +1.55
nominal to +1.46
nominal to +2.16
nominal to +2.04
25/63 + 24; recommended value: BLCKL = 60 (3CH) normal.
26/63 + 24; recommended value: BLCKL = 45 (2DH) normal.
nominal.
nominal.
nominal.
nominal.
white-to-black = 92.5 IRE
white-to-black = 100 IRE
value = 106 (6AH)
white-to-black = 92.5 IRE
white-to-black = 100 IRE
value = 129 (17FH)
white-to-sync = 140 IRE
white-to-sync = 143 IRE
GAINU = 0
GAINU = 118 (76H)
GAINU = 0
GAINU = 125 (7DH)
GAINV = 0
GAINV = 165 (A5H)
GAINV = 0
GAINV = 175 (AFH)
BLCKL = 0
BLCKL = 63 (3FH)
BLCKL = 0
BLCKL = 63 (3FH)
CONDITIONS
CONDITIONS
CONDITIONS
20
(1)
(2)
(2)
(2)
(1)
(1)
output subcarrier of U contribution = 0
output subcarrier of U contribution = nominal
output subcarrier of U contribution = 0
output subcarrier of U contribution = nominal
output subcarrier of V contribution = 0
output subcarrier of V contribution = nominal
output subcarrier of V contribution = 0
output subcarrier of V contribution = nominal
output black level = 24 IRE
output black level = 49 IRE
output black level = 24 IRE
output black level = 50 IRE
SAA7182A; SAA7183A
REMARKS
REMARKS
REMARKS
Preliminary specification