SAA7128AHV1 NXP Semiconductors, SAA7128AHV1 Datasheet - Page 24

• Manufacturer Part Number: SAA7128AHV1
• Manufacturer: NXP Semiconductors

Specifications of SAA7128AHV1

• Adc/dac Resolution: 10b
• Screening Level: Commercial
• Package Type: PQFP
• Pin Count: 44
• Lead Free Status / RoHS Status: Compliant

Philips Semiconductors
Table 35 GAINV values
Note
1. All IRE values are rounded up.
Table 36 Subaddress 5DH
Table 37 BLCKL values
Notes
1. All IRE values are rounded up.
2. Output black level/IRE = BLCKL
3. Output black level/IRE = BLCKL
Table 38 Subaddress 5EH
2003 Dec 09
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)
white-to-sync = 140 IRE; note 2 recommended value: BLCKL = 58 (3AH)
BLCKL = 0; note 2
BLCKL = 63 (3FH); note 2
white-to-sync = 143 IRE; note 3 recommended value: BLCKL = 51 (33H)
BLCKL = 0; note 3
BLCKL = 63 (3FH); note 3
Digital video encoder
5 to 0
5 to 0
BIT
BIT
7
6
7
6
CONDITIONS
CONDITIONS
BLCKL[5:0]
BLNNL[5:0]
SYMBOL
SYMBOL
GAINU8
GAINV8
DECOE
DECPH
(1)
(1)
GAINV = 1.55
output subcarrier of V contribution = 0
output subcarrier of V contribution = nominal
GAINV = 1.46
output subcarrier of V contribution = 0
output subcarrier of V contribution = nominal
nominal GAINV for SECAM encoding
MSB of the 9-bit code that sets the variable gain for the C
real-time control:
variable black level; input representation in accordance with “ITU-R BT.601” ;
see Table 37
output black level = 29 IRE
output black level = 49 IRE
output black level = 27 IRE
output black level = 47 IRE
MSB of the 9-bit code that sets the variable gain for the C
real-time control:
variable blanking level; see Table 39
0 = disable odd/even field control bit from RTCI
1 = enable odd/even field control bit from RTCI (see Fig.22)
0 = disable subcarrier phase reset bit from RTCI
1 = enable subcarrier phase reset bit from RTCI (see Fig.22)
2/6.29 + 28.9.
2/6.18 + 26.5.
nominal to +1.55
nominal to +1.46
24
DESCRIPTION
DESCRIPTION
ENCODING
ENCODING
nominal
nominal
SAA7128AH; SAA7129AH
(1)
B
R
signal; see Table 32.
signal; see Table 34.
Product specification