SAA7127 PHILIPS [NXP Semiconductors], SAA7127 Datasheet - Page 18

• Manufacturer Part Number: SAA7127
• Description: Digital video encoder
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
Table 24 Subaddress 62BH
Table 25 Subaddresses 63H to 66H (four bytes to program subcarrier frequency)
Note
1. Examples:
Table 26 Subaddresses 67H to 6AH
1999 May 31
BSTA
FSC0 to FSC3 f
L21O0
L21O1
L21E0
L21E1
DATA BYTE
DATA BYTE
DATA BYTE
Digital video encoder
a) NTSC-M: f
b) PAL-B/G: f
amplitude of colour burst;
input representation in
accordance with
“CCIR 601”
(in multiples of line
frequency); f
frequency (in multiples of
line frequency)
first byte of captioning data, odd field
second byte of captioning data, odd field
first byte of extended data, even field
second byte of extended data, even field
fsc
fsc
fsc
= 227.5, f
= 283.7516, f
= subcarrier frequency
DESCRIPTION
DESCRIPTION
llc
llc
= 1716
= clock
llc
DESCRIPTION
= 1728
FSC = 569408543 (21F07C1FH).
white-to-black = 92.5 IRE;
burst = 40 IRE; NTSC encoding
white-to-black = 92.5 IRE;
burst = 40 IRE; PAL encoding
white-to-black = 100 IRE;
burst = 43 IRE; NTSC encoding
white-to-black = 100 IRE;
burst = 43 IRE; PAL encoding
note 1
FSC
FSC = 705268427 (2A098ACBH).
BSTA = 0 to 2.02
BSTA = 0 to 2.82
BSTA = 0 to 1.90
BSTA = 0 to 3.02
=
round
CONDITIONS
CONDITIONS
18
f
------- -
f
fsc
llc
nominal
nominal
nominal
nominal
2
32
LSBs of the respective bytes are encoded
immediately after run-in and framing code, the
MSBs of the respective bytes have to carry the
parity bit, in accordance with the definition of
line 21 encoding format.
;
SAA7126H; SAA7127H
recommended value:
BSTA = 63 (3FH)
recommended value:
BSTA = 45 (2DH)
recommended value:
BSTA = 67 (43H)
recommended value:
BSTA = 47 (2FH); default after
reset
FSC3 = most significant byte;
FSC0 = least significant byte
REMARKS
REMARKS
REMARKS
Product specification