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参数资料
| 型号： | LM1246AAA/NA |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 3 CHANNEL, VIDEO PREAMPLIFIER, PDIP24 |
| 封装： | PLASTIC, DIP-24 |
| 文件页数： | 40/51页 |
| 文件大小： | 2794K |
| 代理商： | LM1246AAA/NA |
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Attribute Table and Enhanced Features (Continued)
TABLE 30. Enhanced Feature Descriptions (Continued)
Bits 21–18
Feature Description
0100b
RESERVED
0101b
RESERVED
0110b
RESERVED
0111b
RESERVED
1000b
Raised Box
1001b
Blinking and Raised Box
1010b
Depressed Box
1011b
Blinking and Depressed Box
1100b
Heavy Raised Box
1101b
Blinking and Heavy Raised Box
1110b
Heavy Depressed Box
1111b
Blinking and Heavy Depressed Box
FOUR COLOR ATTRIBUTE FORMAT
The address range for an attribute number, 0
≤ n ≤ 15, is provided in Table 31. Attribute Tables and Corresponding
ATT4C7n (0x8507+n*4)
ATT4C6n (0x8506+n*4)
Reserved
Color 3 -
XXXXXXXXXXXXXX
C3B[2:1]
ATT4C5n (0x8505+n*4)
ATT4C4n (0x8504+n*4)
Blue
Color 3 - Green
Color 3 - Red
Color 2 - Blue
Color 2 - Green
Color2-Red
C3B0
C3G[2:0]
C3R[2:0]
C2B[2:0]
C2G[2:0]
C2R[2:0]
ATT4C3n (0x8503+n*4)
ATT4C2n (0x8502+n*4)
Reserved
Enhanced Features
Color 1 -
XXXXXXXXXX
EFB[3:0]
C1B[2:1]
ATT4C1n (0x8501+n*4)
ATT4C0n (0x8500+n*4)
Blue
Color 1 - Green
Color 1 - Red
Color 0 - Blue
Color 0 - Green
Color0-Red
C1B0
C1G[2:0]
C1R[2:0]
C0B[2:0]
C0G[2:0]
C0R[2:0]
Bits 8–0
These nine bits determine color 0 which is displayed when the corresponding OSD pixel code is
00b.
Bits 17–9
These nine bits determine color 1 which is displayed when the corresponding OSD pixel code is
01b.
Bits 21–18
These are the enhanced feature (EF) bits, which determine which feature is applied to the
displayed character. The features and their corresponding codes are shown in Table 30. Enhanced
Bits 31–22
Reserved and should be set to zero.
Bits 40–32
These nine bits determine color2, which is displayed when the corresponding OSD pixel code is
10b.
Bits 49–41
These nine bits determine color3, which is displayed when the corresponding OSD pixel code is
11b.
Bits 63–50
Reserved and should be set to zero.
TABLE 31. Attribute Tables and Corresponding Addresses
Attribute Number, n
Two-Color Attribute Table Address
Four-Color Attribute Table Address
0000b
0x8440–0x8443
0x8500–0x8507
0001b
0x8444–0x8447
0x8508–0x850F
0010b
0x8448–0x844B
0x8510–0x8517
LM1246
www.national.com
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LM1246AAC/NA | 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述:IC 150MHZ RGB PREAMP 1246 DIP24 |
| LM1246AAC/NA/NOPB | 功能描述:IC PREAMP RGB 150MHZ 24-DIP RoHS:是 类别:集成电路 (IC) >> 线性 - 视频处理 系列:- 产品变化通告:Product Discontinuation 07/Mar/2011 标准包装:3,000 系列:OMNITUNE™ 类型:调谐器 应用:移动电话，手机，视频显示器 安装类型:表面贴装 封装/外壳:65-WFBGA 供应商设备封装:PG-WFSGA-65 包装:带卷 (TR) 其它名称:SP000365064 |
| LM1246NA | 制造商:NSC 制造商全称:National Semiconductor 功能描述:150 MHz I2C Compatible RGB Preamplifier with Internal 512 Character OSD ROM, 512 Character RAM and 4 DACs |
| LM1247 | 制造商:NSC 制造商全称:National Semiconductor 功能描述:150 MHz I2C Compatible RGB Preamplifier with Internal 512 Character OSD ROM, 512 Character RAM and 4 DACs |
| LM1247AAG/NA | 功能描述:IC PREAMP CMOS 150MHZ 24DIP RoHS:否 类别:集成电路 (IC) >> 线性 - 视频处理 系列:- 产品变化通告:Product Discontinuation 07/Mar/2011 标准包装:3,000 系列:OMNITUNE™ 类型:调谐器 应用:移动电话，手机，视频显示器 安装类型:表面贴装 封装/外壳:65-WFBGA 供应商设备封装:PG-WFSGA-65 包装:带卷 (TR) 其它名称:SP000365064 |
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