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參數(shù)資料
| 型號： | TDA8440 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Switch for CTV receivers |
| 中文描述： | 開關(guān)視接收機(jī) |
| 文件頁數(shù)： | 5/12頁 |
| 文件大小： | 74K |
| 代理商： | TDA8440 |
November 1985
5
Philips Semiconductors
Product specification
Switch for CTV receivers
TDA8440
I
2
C BUS CONTROL
Detailed information on the I
2
C bus is available on request.
Table 2
TDA8440 I
2
C bus protocol.
OFF FUNCTION
With the OFF input all outputs can be switched off (mode high ohmic), depending on the value of D
0
.
STA
A
6
A
5
A
4
A
3
A
2
A
1
A
0
R/W
AC
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
AC
STO
STA
A
6
A
5
A
4
A
3
A
2
A
1
A
0
R/W
AC
D
7
D
7
D
6
D
6
D
5
D
5
D
4
D
4
D
3
D
3
D
2
D
2
D
1
D
1
D
0
D
0
STO
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
start condition
1
0
0
1
sub-address bit, fixed via S
2
input
sub-address bit, fixed via S
1
input
sub-address bit, fixed via S
0
input
read/write bit (has to be 0, only write mode allowed)
acknowledge bit (= 0) generated by the TDA8440
1 audio la is selected to audio output a
0 audio la is not selected
1 audio lla is selected to audio output a
0 audio lla is not selected
1 audio lb is selected to audio output b
0 audio lb output is not selected
1 audio llb is selected to audio output b
0 audio llb is not selected
1 video l is selected to video output
0 video l is not selected
1 video ll is selected to video output
0 video ll is not selected
1 video amplifier gain is times 2
0 video amplifier gain is times 1
1 OFF-input inactive
0 OFF-input active
stop condition
Fixed address bits
Fixed address bits
Fixed address bits
Fixed address bits
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| TDA8442 | I2C-bus interface for colour decoders |
| TDA8443A | I2C-bus controlled YUV/RGB switch |
| TDA8446 | Fast RGB/YC switch for digital decoding |
| TDA8446T | Fast RGB/YC switch for digital decoding |
| TDA8501 | PAL/NTSC encoder |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA8440C3 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Switch for CTV receivers |
| TDA8442 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:I2C-bus interface for colour decoders |
| TDA8443A | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:I2C-bus controlled YUV/RGB switch |
| TDA8443AN | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:TV Switch Circuit |
| TDA8444 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octuple 6-bit DACs with I2C-bus |
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