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參數(shù)資料
| 型號(hào)： | CXA2149 |
| 廠商： | Sony Corporation |
| 英文描述： | US Audio Multiplexing Decoder |
| 中文描述： | 美國(guó)音頻多路復(fù)用解碼器 |
| 文件頁數(shù)： | 1/25頁 |
| 文件大?。?/td> | 300K |
| 代理商： | CXA2149 |
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E99946A9Y-TE
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
Absolute Maximum Ratings
(Ta=25 °C unless stated)
V
CC
12
Tstg
–65 to +150
Supply voltage
Storage temperature
Allowable power dissipation
V
°C
P
D
900
mW
Operating Conditions
Supply voltage
Typical supply current
Operating temperature
V
CC
9+/–0.5
75
–20 to +75
V
mA
°C
Topr
Description
The CXA2149Q is a video and audio switch IC
featuring I
2
C bus compatibility for TV’s. The IC has
input pins that are compatible with the SCART
protocols. It offers other features such as an
electronic mute function with switching noise
reduction (zero cross detection), electronic volume
control, automatic SYNC pulse detection, and group
delay control.
Features
3 CVBS inputs.
2 CVBS outputs.
Group delay control on TV and CVIN1.
SYNC ID on TV and CVIN1.
3 Y/C inputs.
2 Y/C outputs.
6 L/R/2 inputs.
3 L/R/2 outputs.
Mode inputs compatible with the SCART protocol.
3 Y/C mixer circuits.
Audio muting via software control.
External muting input.
Audio switching noise elimination circuit.
Volume adjustment via software control on L/R
channel 3.
Wide band video amplifiers (20 MHz, –3 dB).
Wide audio dynamic range (3 Vrms typ)
Serial control via I
2
C bus.
Separate control of video and audio switches.
High impedance maintained by I
2
C lines (SDA,
SCL) even when power is off.
Configurable dual slave address 90/92.
I
2
C bus 5 and 3.3 V compatible.
Applications
TV’s
Structure
Bipolar silicon monolithic IC
I
2
C-Bus-Compatible Audio/Video Switch
For the availability of this product, please contact the sales office.
64 pin QFP (Plastic)
CXA2149Q
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| CXA2149Q | US Audio Multiplexing Decoder |
| CXA2194Q | US DECODER |
| CXA2500 | 16 AMP LOW PROFILE POWER RELAY |
| CXA2500M | Dual REC/PB Preamplifier |
| CXA2500N | CONN, JACK, 1 PORT, 10/100 BASE-TX, RJ45 1X1 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| CXA2149Q | 制造商:SONY 制造商全稱:Sony Corporation 功能描述:US Audio Multiplexing Decoder |
| CXA2150AQ | 制造商:SONY 制造商全稱:Sony Corporation 功能描述:CRT DRIVER |
| CXA2153 | 制造商:SONY 制造商全稱:Sony Corporation 功能描述:Preamplifier for High Resolution Computer Display |
| CXA2153S | 制造商:SONY 制造商全稱:Sony Corporation 功能描述:Preamplifier for High Resolution Computer Display |
| CXA2161R | 制造商:SONY 制造商全稱:Sony Corporation 功能描述:I2C Bus Compatible Audio Video (AV) Switch & Electronic Volume Control |
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