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參數(shù)資料
| 型號(hào)： | THS7374IPW |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 4 CHANNEL, VIDEO AMPLIFIER, PDSO14 |
| 封裝： | GREEN, PLASTIC, TSSOP-14 |
| 文件頁數(shù)： | 22/40頁 |
| 文件大?。?/td> | 929K |
| 代理商： | THS7374IPW |
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www.ti.com
SLOS590B – JULY 2008 – REVISED JANUARY 2011
EVALUATION MODULE
added to the signal on the EVM. This is easily done
To evaluate the THS7374, an evaluation module
by simply adding a resistor to any of the following
(EVM) is available. The EVM allows for testing the
resistor pads; RX1, RX3, RX5, or RX7. A common
THS7374 in many different configuration. Inputs and
value to use is 3.3-M
. Note that even signals with
outputs include BNC connectors commonly found in
embedded sync can also use bias mode if desired.
video systems along with 75-
input termination
resistors, 75-
series source termination resistors,
The
EVM
default
output
configuration
sets
all
and 75-
characteristic impedance traces. Several
channels for ac output coupling. The 470-mF and
unpopulated component pads are found on the EVM
0.1-mF capacitors work well for most ac-coupled
to allow for different input and output configurations
systems. However, if dc coupled output is desired,
as dictated by the user. This EVM is designed to be
then replacing the 0.1-mF capacitors—C12, C14, C16,
used with single supply from 2.85 V up to 5 V.
and C17—with 0-
resistors works well. Removing
the 470-mF capacitors is optional, but removing them
The EVM default input configuration sets all channels
from the EVM will eliminate a few picofarads of stray
for dc input coupling. The input signal must be within
capacitance on each signal path which may be
0 V to about 1.4 V for proper operation. Failure to be
desirable.
within this range will saturate and/or clip the output
signal. If the input range is beyond this, or if the
The THS7374 incorporates an easy method to
signal voltage is unknown, or coming from a current
configure the bypass mode and the disable mode.
sink DAC, then ac input configuration is desired. This
The use of JP1 controls the disable feature while JP4
is easily accomplished with the EVM by simply
controls the bypass feature. While there is a space on
replacing Z1, Z2, Z3, and Z4 0-
resistors with
the EVM for JP2 and JP3, these are not utilized for
0.1-mF capacitors.
the THS7374. Connection of JP1 to GND applies 0 V
to the disable pin and the THS7374 operates
For ac-coupled input and sync-tip clamp (STC)
normally. Moving JP1 to +VS causes the THS7374 to
functionality commonly used for CVBS, s-video Y',
be in disable mode. Connection of JP4 to GND
component Y' signals, and R'G'B' signals with
places the THS7374 in filter mode while moving JP4
embedded sync, then no other changes are needed.
to +VS places the THS7374 in bypass mode.
However, if a bias voltage is needed after the input
capacitor which is commonly needed for s-video C',
64 shows
the
THS7374EVM
schematic.
component P'B and P'R, and non-sync embedded
R'G'B' signals, then a pull-up resistor should be
the EVM PCB, incorporating standard high-speed
layout practices. Table 2 lists the bill of materials as
supplied from Texas Instruments.
Copyright 2008–2011, Texas Instruments Incorporated
29
Product Folder Link(s): THS7374
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| THS7374IPWG4 | 4 CHANNEL, VIDEO AMPLIFIER, PDSO14 |
| THS7374IPWRG4 | 4 CHANNEL, VIDEO AMPLIFIER, PDSO14 |
| THS7375IPWR | VIDEO AMPLIFIER, PDSO14 |
| THS7375IPW | VIDEO AMPLIFIER, PDSO14 |
| THS7375IPWG4 | VIDEO AMPLIFIER, PDSO14 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| THS7374IPW | 制造商:Texas Instruments 功能描述:Video Buffer / Amplifier IC 制造商:Texas Instruments 功能描述:IC, VIDEO AMPLIFIER, QUAD 9.5MHZ TSSOP14 |
| THS7374IPWG4 | 功能描述:視頻放大器 4-Ch SDTV Video Amp RoHS:否 制造商:ON Semiconductor 通道數(shù)量:4 電源類型: 工作電源電壓:3.3 V, 5 V 電源電流: 最小工作溫度: 最大工作溫度: 封裝 / 箱體:TSSOP-14 封裝:Reel |
| THS7374IPWR | 功能描述:視頻放大器 4-Ch SDTV Component & Composite Vid Amp RoHS:否 制造商:ON Semiconductor 通道數(shù)量:4 電源類型: 工作電源電壓:3.3 V, 5 V 電源電流: 最小工作溫度: 最大工作溫度: 封裝 / 箱體:TSSOP-14 封裝:Reel |
| THS7374IPWRG4 | 功能描述:視頻放大器 4-Ch SDTV Video Amp RoHS:否 制造商:ON Semiconductor 通道數(shù)量:4 電源類型: 工作電源電壓:3.3 V, 5 V 電源電流: 最小工作溫度: 最大工作溫度: 封裝 / 箱體:TSSOP-14 封裝:Reel |
| THS7375 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:4-Channel SDTV Video Amplifier with 6th-Order Filters and 5.6-V/V Gain |
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