SAA7103HB NXP Semiconductors, SAA7103HB Datasheet - Page 55

• Manufacturer Part Number: SAA7103HB
• Description: Video ICs PC GRAPHICS 45MHZ
• Manufacturer: NXP Semiconductors
• Type: Digital Video Encoderr

Specifications of SAA7103HB

• Operating Supply Voltage: 3 V to 3.6 V
• Supply Current: 140 mA
• Maximum Operating Temperature: + 70 C
• Package / Case: QFP-44
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Resolution: 10 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: SAA7103H/V4,557

Philips Semiconductors
SAA7102_SAA7103_4
Product data sheet
Table 61:
Table 62:
[1]
Table 63:
Legend: * = default value after reset.
Table 64:
Legend: * = default value after reset and minimum value.
Bit
5
4 to 0
Subaddress Bit
70h
71h
72h
Bit
7 to 0
Bit
7 to 4 -
3 to 0 TTXHD[3:0]
Values above 1715 (FISE = 1) or 1727 (FISE = 0) are not allowed.
Symbol
Symbol
TTXEN
SCCLN[4:0] R/W
Symbol
TTXHS[7:0] R/W
Closed caption, teletext enable register, subaddress 6Fh, bit description
…continued
Active Display Window Horizontal (ADWH) start and end registers,
subaddresses 70h to 72h, bit description
TTX request horizontal start register, subaddress 73h, bit description
TTX request horizontal delay register, subaddress 74h, bit description
7 to 0 ADWHS[7:0]
7 to 0 ADWHE[7:0]
7
6 to 4 ADWHE[10:8] R/W
3
2 to 0 ADWHS[10:8] R/W
Symbol
-
-
Access Value Description
R/W
R/W
Access Value Description
Access Value Description
R/W
Rev. 04 — 18 January 2006
0h
2h*
42h*
54h*
0*
1
-
Access Value Description
R/W
R/W
R/W
R/W
must be programmed with logic 0 to ensure compatibility
to future enhancements
indicates the delay in clock cycles between rising edge of
TTXRQ output signal on pin TTXRQ_XCLKO2
(CLK2EN = 0) and valid data at pin TTX_SRES
start of signal TTXRQ on pin TTXRQ_XCLKO2
(CLK2EN = 0); see
if strapped to PAL
if strapped to NTSC
teletext insertion
disabled
enabled
selects the actual line, where closed caption or extended
data are encoded; line = (SCCLN + 4) for M-systems;
line = (SCCLN + 1) for other systems
-
-
0
-
0
-
SAA7102; SAA7103
active display window horizontal start;
defines the start of the active TV display
portion after the border color
active display window horizontal end;
defines the end of the active TV display
portion before the border color
must be programmed with logic 0 to ensure
compatibility to future enhancements
active display window horizontal end;
defines the end of the active TV display
portion before the border color
must be programmed with logic 0 to ensure
compatibility to future enhancements
active display window horizontal start;
defines the start of the active TV display
portion after the border color
Figure 15
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Digital video encoder
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