ADV7281
目录
特点................................................. ............................................. 1
应用................................................. ...................................... 1
概述................................................ ......................... 1
修订历史................................................ ............................... 2
功能框图............................................... .............. 3
规格................................................. .................................... 4
电气规格................................................ ............... 4
视频规格................................................ ..................... 5
模拟技术指标................................................ ................... 6
时钟和我
2
I2C时序规范......................................... 6
MIPI规格的视频输出（ ADV7281 -M和
ADV7281 -MA只） ............................................. ...................... 7
像素端口时序规格（ ADV7281只） ................. 9
绝对最大额定值............................................... ........... 10
热阻................................................ .................... 10
回流焊................................................ .............................. 10
ESD注意事项................................................ ................................ 10
引脚配置和功能说明......................... 11
工作原理............................................... ....................... 14
模拟前端（ AFE ） ............................................ ............... 14
标清处理器（ SDP ） ...................................... 15
电源排序............................................... ............... 16
最佳上电排序............................................. ....... 16
简化上电顺序............................................. ... 16
断电顺序.............................................. ................ 16
D
VDDIO
电源电压................................................ ................ 16
数据表
输入网络................................................ ............................... 17
单端输入网络............................................. ....... 17
差分输入网络............................................... ........ 17
短到电池保护............................................ .......... 17
输入配置................................................ ....................... 18
短到电池（ STB ）诊断（ ADV7281 / ADV7281 -M
只） ................................................ ................................................ 19
编程STB诊断功能.......................... 19
自适应对比度增强（ ACE ） ..................................... 21
ITU-R BT.656配置的Tx （ ADV7281只） .................. 22
MIPI CSI- 2输出............................................. ........................... 23
I
2
端口C说明............................................... ........................ 24
寄存器映射................................................ .............................. 25
PCB布局建议............................................... ..... 27
模拟接口输入............................................... .............. 27
电源去耦............................................... .......... 27
VREFN和VREFP引脚.............................................. ............ 27
数字输出................................................ ........................... 27
裸露的金属焊盘............................................... ...................... 28
数字输入................................................ .............................. 28
MIPI输出（ D0P ， D0N ， CLKP ， CLKN ） （ ADV7281 -M /
ADV7281 -MA只） ............................................. ...................... 28
典型电路连接............................................... .......... 29
外形尺寸................................................ ....................... 32
订购指南................................................ .......................... 32
汽车产品................................................ ................. 32
修订历史
11/13 -REV 。 0到版本A
更改功能和概述第.............. 1
加入图1 ;重新编号，按顺序.................................. 3
更改表1 .............................................. .............................. 4
增加像素端口时序规格（ ADV7281只）
部分................................................. ............................................... 9
增加了尾注1 ;表7 ................................................ ............. 10
加到图7和表9 ............................................ ............... 11
更改工作组.................................... 14理论
切换到最佳的上电顺序部分和D
VDDIO
电源电压科............................................... .................... 16
更改表13 .............................................. .......................... 18
更改编程STB诊断功能
Section.............................................................................................. 19
加入ITU-R BT.656配置的Tx （ ADV7281只）
Section.............................................................................................. 22
更改寄存器映射第............................................. 25 ..
更改电源去耦段和数字
输出部分................................................ .............................. 27
更改典型电路连接部分...................... 29
更新的外形尺寸............................................... ........ 32
更改订购指南.............................................. ............ 32
8月13日 - 修订版0 ：初始版
版本A |第32 2
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