參數(shù)資料
型號: SAA7111AH
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: Enhanced Video Input Processor EVIP
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝: 14 X 14 X 2.70 MM, PLASTIC, QFP-64
文件頁數(shù): 50/72頁
文件大?。?/td> 441K
代理商: SAA7111AH
1998 May 15
50
Philips Semiconductors
Product specification
Enhanced Video Input Processor (EVIP)
SAA7111A
17.2.14 S
UBADDRESS
0E
Table 26
Chrominance control SA 0E
FUNCTION
BIT NAME
LOGIC
LEVEL
CONTROL
BIT
Chroma bandwidth (CHBW0 and CHBW1)
Small bandwidth (
620 kHz)
CHBW1
CHBW0
CHBW1
CHBW0
CHBW1
CHBW0
CHBW1
CHBW0
0
0
0
1
1
0
1
1
D1
D0
D1
D0
D1
D0
D1
D0
Nominal bandwidth (
800 kHz)
Medium bandwidth (
920 kHz)
Wide bandwidth (
1000 kHz)
Fast colour time constant (FCTC)
Nominal time constant
Fast time constant
FCTC
FCTC
0
1
D2
D2
Disable chrominance comb filter (DCCF)
Chrominance comb filter on (during VREF = 1) (see Figs 24 and 25)
Chrominance comb filter off
DCCF
DCCF
0
1
D3
D3
Colour standard (CSTD0 to CSTD2); logic levels 100, 110 and 111 are reserved, do not use
Colour standard control automatic switching between PAL BGHI and
NTSC M (NTSC-Japan with special level adjustment; luminance
brightness subaddress 0A = 95H, luminance contrast
subaddress 0BH = 48H)
Colour standard control automatic switching between NTSC 4.43 (50 Hz)
and PAL 4.43 (60 Hz)
CSTD2
CSTD1
CSTD0
0
0
0
D6
D5
D4
CSTD2
CSTD1
CSTD0
CSTD2
CSTD1
CSTD0
CSTD2
CSTD1
CSTD0
CSTD2
CSTD1
CSTD0
0
0
1
0
1
0
0
1
1
1
0
1
D6
D5
D4
D6
D5
D4
D6
D5
D4
D6
D5
D4
Colour standard control automatic switching between PAL N and
NTSC 4.43 (60 Hz)
Colour standard control automatic switching between NTSC N and
PAL M
Colour standard control automatic switching between SECAM and
PAL 4.43 (60 Hz)
Clear DTO (CDTO)
Disabled
Every time CDTO is set, the internal subcarrier DTO phase is reset to 0
°
and the RTCO output generates a logic 0 at time slot 68 (see RTCO
description Fig.20). So an identical subcarrier phase can be generated by
an external device (e.g. an encoder).
CDTO
CDTO
0
1
D7
D7
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