ncs2554 ON Semiconductor, ncs2554 Datasheet

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ncs2554

Manufacturer Part Number
ncs2554
Description
Four-channel Video Driver With Sd Reconstruction Filters
Manufacturer
ON Semiconductor
Datasheet
NCS2554
Four-Channel Video Driver
with SD Reconstruction
Filters
Butterworth Reconstruction filters on each channel. A first set of
3−channel has Standard Definition (SD) filters, one per channel. A
fourth channel offers an extra filter driver for driving Cvbs−type video
signal. The NCS2554 is in fact a combination of a triple SD video
driver for YPbPr plus a single Cvbs video driver.
(DAC) embedded in most video processors.
one for the triple driver and another one for the single driver. All
channels can accept DC− or AC−coupled signals. In case of
AC−coupled inputs, the internal clamps are enabled. The outputs can
drive both AC and DC coupled 150 W loads.
Features
Typical Application
© Semiconductor Components Industries, LLC, 2010
January, 2010 − Rev. 1
The NCS2554 is a 4−channel high speed video driver with 6th order
It is designed to be compatible with Digital−to−Analog Converters
To further reduce power consumption, 2 enable pins are provided
8 MHz Filter
4−Channel with per Channel a Selectable Sixth−Order Butterworth
Transparent Clamp
Internal Fixed Gain: 6 dB $0.2
Integrated Level Shifter
AC− or DC−Coupled Inputs and Outputs
Low Quiescent Current
Shutdown Current 42 mA Typical (Disabled)
Each channel Capable to Drive 2 by 150 W Loads
Wide Operating Supply Voltage Range: +4.7 V to +5.3 V
Robust ESD protection 8 kV
TSSOP−14 Package
This is a Pb−Free Device
Set Top Box Decoder
DVD Player / Recorder
SDTV
1
†For information on tape and reel specifications,
NCS2554DTBR2G
including part orientation and tape sizes, please
refer to our Tape and Reel Packaging Specifications
Brochure, BRD8011/D.
CVBS_EN
CVBS_IN
Device
14
SD_IN1
SD_IN2
SD_IN3
VCC
NC
TBD SUFFIX
NCS2554
A
L
Y
W
G
CASE 948G
TSSOP−14
ORDERING INFORMATION
http://onsemi.com
1
2
3
4
5
6
7
= Pb−Free Package
1
= Specific Device Code
= Assembly Location
= Wafer Lot
= Year
= Work Week
(Top View)
PINOUT
TSSOP−14
(Pb−Free)
Package
Publication Order Number:
14
14
13
12
10
11
9
8
1
MARKING
DIAGRAM
Tape & Reel
Shipping
2500 /
NCS2554/D
ALYWG
2554
CVBS_OUT
GND
GND
SD_OUT1
SD_OUT2
SD_OUT3
NCS
SD_EN
G

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ncs2554 Summary of contents

Page 1

... Standard Definition (SD) filters, one per channel. A fourth channel offers an extra filter driver for driving Cvbs−type video signal. The NCS2554 is in fact a combination of a triple SD video driver for YPbPr plus a single Cvbs video driver designed to be compatible with Digital−to−Analog Converters (DAC) embedded in most video processors ...

Page 2

... NC 4 SD_IN1 Transparent Clamp 5 Transparent Clamp 6 SD_IN2 Transparent Clamp SD_IN3 7 6th Order, 8 MHz Filter 250 kW 6th Order, 8 MHz Filter 6th Order, 8 MHz Filter 6th Order, 8 MHz Filter Figure 1. NCS2554 Block Diagram http://onsemi.com 2 6dB CVBS_OUT 14 13 GND 12 GND 11 SD_EN 6dB SD_OUT1 10 9 ...

Page 3

PIN DESCRIPTION Pin No. Name Type 1 CVBS_IN Input 2 CVBS_EN Input 3 VCC Power 4 NC Input 5 SD_IN1 Input 6 SD_IN2 Input 7 SD_IN3 Input 8 SD_OUT3 Output 9 SD_OUT2 Output 10 SD_OUT1 Output 11 SD_EN Input 12 ...

Page 4

MAXIMUM RATINGS Rating Power Supply Voltages Input Voltage Range Input Differential Voltage Range Output Current (Indefinitely) per Channel Maximum Junction Temperature (Note 2) Operating Ambient Temperature Storage Temperature Range Thermal Resistance, Junction−to−Air Stresses exceeding Maximum Ratings may damage the device. ...

Page 5

DC ELECTRICAL CHARACTERISTICS AC−coupled with 220 mF into 150 W referenced to 400 kHz; unless otherwise specified) Symbol Characteristics POWER SUPPLY V Supply Voltage Range CC I Supply Current CC I Shutdown Current (CVBS_EN and SD_EN High PERFORMANCE ...

Page 6

source −10 −20 −30 − 6.7 MHz −40 − 8.1 MHz −50 − ...

Page 7

source Output Input Figure 9. SD Large Signal Response −10 −20 −30 −40 −50 −60 −70 −80 400k Figure 11. ...

Page 8

... The NCS2554’s quiescent current reduces typical during shutdown mode. DC−Coupled Output The outputs of the NCS2554 can be DC−coupled to a 150 W load (Figure 15). This has the advantage of eliminating the AC−coupling capacitors at the output by reducing the number of external components and saving space on the board ...

Page 9

0 CVBS CVBS_IN Rs 2 CVBS_EN CVBS EN 3 VCC SD_IN1 SD_IN2 Rs 7 SD_IN3 SD_EN Figure 15. ...

Page 10

... Rs SD_EN Figure 17. NCS2554 Driving 2 SCARTS Simultaneously Video Driving Capability With an output current capability the NCS2554 was designed to be able to drive at least 2 video display loads in parallel. This type of application is illustrated Figure 16. Figure 18 (multiburst) and Figure 19 (linearity) show that the video signal can efficiently drive equivalent load and not degrade the video performance ...

Page 11

... G 0.65 BSC 0.026 BSC H 0.50 0.60 0.020 0.024 J 0.09 0.20 0.004 0.008 J1 0.09 0.16 0.004 0.006 −W− K 0.19 0.30 0.007 0.012 K1 0.19 0.25 0.007 0.010 L 6.40 BSC 0.252 BSC 0.65 PITCH ON Semiconductor Website: www.onsemi.com Order Literature: http://www.onsemi.com/orderlit For additional information, please contact your local Sales Representative NCS2554/D ...

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