SAA4970T PDF даташит
Спецификация SAA4970T изготовлена «Philips» и имеет функцию, называемую «Economical video processing IC ECOBENDIC». |
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Детали детали
Номер произв | SAA4970T |
Описание | Economical video processing IC ECOBENDIC |
Производители | Philips |
логотип |
30 Pages
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INTEGRATED CIRCUITS
DATA SHEET
SAA4970T
Economical video processing IC
(ECOBENDIC)
Preliminary specification
File under Integrated Circuits, IC02
1996 Oct 25
No Preview Available ! |
Philips Semiconductors
Economical video processing IC
(ECOBENDIC)
Preliminary specification
SAA4970T
FEATURES
• Digital horizontal PLL
• Digital CTI (DCTI)
• Digital luminance peaking
• Digital phase compensation filter
• D/A conversion
• Simple multi picture processing
• Coloured frame generation
• Memory/sync processing.
GENERAL DESCRIPTION
The ECOBENDIC is an economical video processing IC
(Economical Back End IC) for double scan conversion.
It consists of sync/memory control, video enhancing
features and D/A conversion. The IC is designed to
cooperate with an 83C654 type of microcontroller,
Texas Instruments TMS4C2970/2971 memories plus a
4 : 1 : 1 A/D converter TDA8755/8753A.
QUICK REFERENCE DATA
SYMBOL
VDD
VCC
Tamb
PARAMETER
digital supply voltage
analog supply voltage
operating ambient temperature
MIN.
4.5
4.75
0
MAX.
5.5
5.25
70
UNIT
V
V
°C
ORDERING INFORMATION
TYPE NUMBER
SAA4970T
NAME
VSO56
PACKAGE
DESCRIPTION
plastic very small outline package; 56 leads
VERSION
SOT190-1
1996 Oct 25
2
No Preview Available ! |
Philips Semiconductors
Economical video processing IC
(ECOBENDIC)
BLOCK DIAGRAM
Preliminary specification
SAA4970T
handbook, full pagewidth
UVIN3
to UVIN0
47 to
50
4
SAA4970T
REFORMATTER
UP-SAMPLING
DCTI
8D
3 UO
A
8D
5 VO
A
YIN7
to YIN0
37 to 41,
44 to 46
8
22, 23
HA, VA
2
XtalO 55
56
XtalI
PHASE COMPENSATION
FILTER
PEAKING
9
D
A
7 YO
PLL
53 51
MICROCONTROLLER
INTERFACE
8
29 to 36
24 27 28
SYNC PROCESSING 19 HD
MEMORY CONTROL 18 VD
3
14
15 to 17
MGE092
CK1 CK2 microcontroller ALE RDN
parallel bus
WRN
AD7 to AD0
microcontroller
address line command
CLMP
IE, WE, RE
microcontroller parallel bits
Fig.1 Block diagram.
1996 Oct 25
3
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Номер в каталоге | Описание | Производители |
SAA4970T | Economical video processing IC ECOBENDIC | Philips |
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