Texas Instruments THS7375EVM Evaluation Module THS7375EVM THS7375EVM 데이터 시트
제품 코드
THS7375EVM
THS7375
75 W
Y'/G' Out
CVBS/Sync
CVBS
+1.8 V
R
Y'/G'
R
P’ /B'
B
R
P’ /R'
R
R
1
2
3
4
5
6
7
14
13
12
11
10
9
8
CH1 OUT
CH2 OUT
CH3 OUT
CH4 OUT
V
S+
BYPASS
NC
CH1 IN
CH2 IN
CH3 IN
CH4 IN
GND
DISABLE
NC
THS7375
To GPIO Controller
or GND
75 W
75 W
P' /B' Out
B
75 W
75 W
P' /R' Out
R
75 W
75 W
75 W
+3 V to +5 V
DaVinci
DMxxxx
www.ti.com
SBOS449A – SEPTEMBER 2008 – REVISED JANUARY 2011
4-Channel SDTV Video Amplifier with 6th-Order Filters and 5.6-V/V Gain
Check for Samples:
1
FEATURES
DESCRIPTION
23
•
Four SDTV Video Amplifiers for CVBS,
Fabricated using the revolutionary complementary
S-Video, Y'P'
B
P'
R
480i/576i, Y'U'V', G'B'R'
Silicon-Germanium (SiGe) BiCom3X process, the
(R'G'B'), or SCART
THS7375 is a low-power, single-supply, 3 V to 5 V
four-channel integrated video buffer. It incorporates a
four-channel integrated video buffer. It incorporates a
•
Integrated Low-Pass Filters:
sixth-order Butterworth filter (able to be bypassed)
–
Sixth-Order 9.5-MHz (–3dB) Butterworth
that is useful as a digital-to-analog converter (DAC)
–
–0.1-dB Bandwidth at 6 MHz
reconstruction filter or an analog-to-digital converter
(ADC) anti-aliasing filter. The 9.5-MHz filter is a
(ADC) anti-aliasing filter. The 9.5-MHz filter is a
–
–1-dB Passband Bandwidth at 8 MHz
perfect
choice
for
SDTV
video
that
includes
–
54-dB Attenuation at 27 MHz
composite (CVBS), S-video, Y'U'V', G'B'R' (R'G'B'),
•
Versatile Input Biasing
Y'P'
B
P'
R
480i/576i, and SCART systems.
–
DC-Coupled with 320-mV Output Shift
As part of the THS7375 flexibility, the input can be
–
AC-Coupled with Sync-Tip Clamp
configured for either ac or dc-coupled inputs. The
320-mV output level shift allows for a full sync
320-mV output level shift allows for a full sync
–
AC-Coupled with Biasing Allowed
dynamic range at the output with 0-V input. The
•
Built-in 5.6-V/V Gain (14.95 dB)
ac-coupled modes include a transparent sync-tip
•
+3-V to +5-V Single-Supply Operation
clamp option for CVBS, Y', and G'B'R' signals with
sync. AC-coupled biasing for C'/P'
sync. AC-coupled biasing for C'/P'
B
/P'
R
channels can
•
Rail-to-Rail Output:
easily be achieved by adding an external resistor to
–
Output Swings Within 100 mV from the
V
S+
.
Rails to Allow AC or DC Output Coupling
The THS7375 is the perfect choice for all video buffer
–
Supports Driving Two Lines per Channel
applications. Its rail-to-rail output stage with 5.6-V/V
•
Low 9.8-mA at 3.3-V Total Quiescent Current
gain allows for both ac and dc line driving. This
•
Low Differential Gain/Phase of 0.2%/0.35°
architecture makes the THS7375 an ideal choice for
DaVinci™ processors. The ability to drive two lines
DaVinci™ processors. The ability to drive two lines
•
Lead-Free and Green TSSOP-14 Package
per channel, or 75-
Ω
loads, allows for maximum
flexibility as a video line driver. The 9.8-mA total
APPLICATIONS
quiescent current at 3.3 V and 0.1-
m
A disabled
•
Set Top Box Output Video Buffering
current
makes
it
an
excellent
choice
for
•
Portable Media Player Video Buffering
USB-powered, portable, or other power-sensitive
applications.
applications.
•
Security/Surveillance Systems
•
DaVinci/OMAP/DMxxx Video Buffering
The THS7375 is available in a TSSOP-14 package
that is lead-free and green (RoHS) compliant.
that is lead-free and green (RoHS) compliant.
Figure 1. 3.3-V Single-Supply, DC-Input/DC-Output Coupled Video Line Driver
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
2
DaVinci is a trademark of Texas Instruments Incorporated.
3
All other trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date.
Copyright © 2008–2011, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.