參數(shù)資料
型號(hào): HMP8156ACN
廠(chǎng)商: INTERSIL CORP
元件分類(lèi): 顏色信號(hào)轉(zhuǎn)換
英文描述: NTSC/PAL Encoders
中文描述: COLOR SIGNAL ENCODER, PQFP64
封裝: 14 X 14 MM, PLASTIC, MS-022BE, MQFP-64
文件頁(yè)數(shù): 14/40頁(yè)
文件大小: 563K
代理商: HMP8156ACN
14
TABLE 6. VIDEO INPUT CONTROL
DESTINATION ADDRESS = 00
H
BIT
NUMBER
FUNCTION
DESCRIPTION
RESET
STATE
7 - 6
Video Input
Standard
These bits select the video input standard.
00 = PAL B, G, H, I, N; 4.43MHz subcarrier; 50fps; 625 lines/frame;
01 = PAL M; 3.58MHz subcarrier; 60fps; 525 lines/frame;
10 = Special PAL N; 3.58MHz subcarrier; 50fps; 625 lines/frame;
11 = NTSC M; 3.58MHz subcarrier; 60fps; 525 lines/frame (default);
11
B
5
Color Trap Filter
Disable
This bit enables the color subcarrier trap filter. The filter removes the color subcarrier infor-
mation from the luminance channel. The filter should be enabled for PAL Standard systems.
0 = Enabled
1 = Disabled (default)
1
B
4
Chrominance Low
Pass Filter Disable
This bit enables the chrominance low pass filter. This filter band limits the chrominance
channel to remove luminance artifacts. This filter should be enabled for PAL Standard
systems.
0 = Enabled
1 = Disabled (default)
1
B
3
Automatic Color
Gain Control
This bit enables the color AGC function. When this bit is set the color AGC will automati-
cally adjust the chrominance channel gain, to drive the color reference burst to a nominal
±
20 IRE’s. When this bit is cleared the color AGC gain factor is set to 1.0 and the color
saturation must be adjusted to obtain nominal CrCb values.
0 = Disabled
1 = Enabled (default)
1
B
2 - 1
A/D Converter
Multiplexor Selects
These bits control the A/D input select multiplexers and whether S-Video is being input as
follows: MUXSEL1,0 =
0, 0 = Select Composite Video Input #0, set decoder for Composite
1, 0 = Select Composite Video Input #1, set decoder for Composite
0, 1 = Select Composite Video Input #2, set decoder for Composite
1, 1 = Select S-Video Y and C Inputs
00
B
0
Not Used
Write Ignored, Read 0’s
X
B
TABLE 7. LUMINANCE BRIGHTNESS CONTROL
DESTINATION ADDRESS = 01
H
BIT
NUMBER
FUNCTION
DESCRIPTION
RESET
STATE
7
IRE Setup
Cancellation Control
This bit enables the black setup cancelation circuit for NTSC sources. When this bit is set
a value of 73 is used to strip the sync information from the video signal. When this bit is
cleared a value of 64 is used to strip the sync information.
0 = subtract 64 from the luminance signal
1 = subtract 73 from the luminance signal
1
B
6 - 0
Luminance
Brightness Control
These bits control the brightness adjustment to the luminance channel. The brightness
adjustment value is a number that ranges from +63 to -64. This register is in the two’s
complement format, where bit 6 is the sign bit.
000 0000
B
HMP8112
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參數(shù)描述
HMP8156ACNZ 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 W/ANNEAL 64MQFP 0+70 ENCODER RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線(xiàn)路數(shù)量(輸入/輸出):2 / 12 傳播延遲時(shí)間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
HMP8156CN 制造商:Rochester Electronics LLC 功能描述:- Bulk
HMP8156EVAL1 制造商:INTERSIL 制造商全稱(chēng):Intersil Corporation 功能描述:NTSC/PAL Encoders
HMP8156EVAL2 制造商:Rochester Electronics LLC 功能描述:- Bulk
HMP8170 制造商:INTERSIL 制造商全稱(chēng):Intersil Corporation 功能描述:NTSC/PAL Video Encoder