SAA7128H/V1,557 NXP Semiconductors, SAA7128H/V1,557 Datasheet - Page 25

• Manufacturer Part Number: SAA7128H/V1,557
• Manufacturer: NXP Semiconductors

Specifications of SAA7128H/V1,557

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

Philips Semiconductors
9397 750 14325
Product data sheet
Table 38:
[1]
Table 39:
Table 40:
[1]
[2]
[3]
Table 41:
Table 42:
Conditions
GAINV[8:0] = 129 (81h)
Bit
7
6
5 to 0
Conditions
White-to-sync = 140 IRE
BLCKL = 0
BLCKL = 63 (3Fh)
White-to-sync = 143 IRE
BLCKL = 0
BLCKL = 63 (3Fh)
Bit
7
6
5 to 0
Conditions
White-to-sync = 140 IRE
BLNNL = 0
BLNNL = 63 (3Fh)
White-to-sync = 143 IRE
BLNNL = 0
All IRE values are rounded up.
All IRE values are rounded up.
Output black level/IRE = BLCKL
Output black level/IRE = BLCKL
[2]
[3]
GAINV values
Subaddress 5Dh
BLCKL values
Subaddress 5Eh
BLNNL values
[2]
[3]
[1]
[1]
[1]
Symbol
GAINU8
DECOE
BLCKL[5:0]
Symbol
GAINV8
DECPH
BLNNL[5:0] variable blanking level; see
[2]
[3]
[2]
Rev. 03 — 9 December 2004
[2]
[3]
[2]
[3]
…continued
Description
MSB of the 9-bit code that sets the variable gain for the C
see
real-time control:
variable black level; input representation in accordance with
ITU-R BT.601 ; see
Description
MSB of the 9-bit code that sets the variable gain for the C
see
real-time control:
Encoding
recommended value: BLCKL = 58 (3Ah)
output black level = 29 IRE
output black level = 49 IRE
recommended value: BLCKL = 51 (33h)
output black level = 27 IRE
output black level = 47 IRE
Encoding
recommended value: BLNNL = 46 (2Eh)
output blanking level = 25 IRE
output blanking level = 45 IRE
recommended value: BLNNL = 53 (35h)
output blanking level = 26 IRE
0 = disable odd/even field control bit from RTCI
1 = enable odd/even field control bit from RTCI; see
0 = disable subcarrier phase reset bit from RTCI
1 = enable subcarrier phase reset bit from RTCI; see
Table
Table
2/6.29 + 28.9.
2/6.18 + 26.5.
Encoding
nominal GAINV for SECAM encoding
35.
37.
[1]
[1]
SAA7128H; SAA7129H
Table 40
Table 42
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Digital video encoder
Figure
Figure
B
R
signal;
signal;
22.
22.
25 of 55