LA7625 Sanyo Semiconductor Corporation, LA7625 Datasheet

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LA7625

Manufacturer Part Number
LA7625
Description
Video chroma and deflection circuit for color TV
Manufacturer
Sanyo Semiconductor Corporation
Datasheet

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LA7625
Manufacturer:
ALPHA
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LA7625
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LA7625
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Quantity:
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Ordering number: EN 2289B
Overview
The LA7625 and LA7626 are based on the LA7620 and
LA7621 with the video circuit DC restoration factor changed
to 100%. The LA7625 and LA7626 are small, multifunction
ICs in which video, chroma and deflection circuits for NTSC
color TV system are packaged in a shrink-type DIP30S (the
same type as the earlier DIP22). In addition to being small,
these ICs greatly reduce the number of components required
and reduce the number of adjustments that must be made. By
combining the LA7625 or LA7626 with the LA7555 or
LA7577 VIF/SIF IC, or LA7832, LA7833, LA7837, or
LA7838 vertical output IC, it is possible to process all
functions of the color television signal system. Note that the
LA7625 has a peak clipping circuit built into the video circuit,
and is suited primarily for compact sets, while the LA7626
does not have a peak clipping circuit and is suited for larger
sets.
Features
.
.
.
.
Specifications
Maximum Ratings at Ta = 25 ° C
Maximum supply voltage
Maximum supply current
Allowable power dissipation
Operating temperature
Storage temperature
Small package
Few peripheral components needed.
Few adjustments needed.
(The functions listed below require no adjustments.)
Multifunctional.
.
.
.
Chroma VCO (APC)
Horizontal oscillation H-Hold
Vertical oscillation V-Hold
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
Parameter
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
V
I
Pd max
Symbol
22
16
Topr
Tstg
max
max
Video, Chroma and Deflection Circuit for
Ta % 65 ° C
Package Dimensions
unit : mm
3061-DIP30S
Conditions
Color Television Sets
[LA7625,7626]
–55 to +125
–20 to +85
Ratings
62095HA (II) No.2289 - 1/6
Monolithic Linear IC
LA7625, 7626
1100
14.0
15.0
SANYO : DIP30S
Unit
mW
mA
V
° C
° C

Related parts for LA7625

LA7625 Summary of contents

Page 1

... LA7838 vertical output IC possible to process all functions of the color television signal system. Note that the LA7625 has a peak clipping circuit built into the video circuit, and is suited primarily for compact sets, while the LA7626 does not have a peak clipping circuit and is suited for larger sets ...

Page 2

... Hold-down operation start voltage [Video block] Video tone control characteristics 1 Video tone control characteristics 1 Video voltage gain Contrast control center Contrast variable range Bright control characteristics 1 Bright control characteristics 2 Bright control characteristics 3 Frequency response DC restoration factor LA7625, 7626 Symbol Conditions ...

Page 3

... Demodulation output ratio 1 R-Y/B-Y Demodulation output ratio 2 G-Y/B-Y Demodulation angle 1 R-Y/B-Y Demodulation angle 2 R-Y/B-Y Color difference output DC V9,10,11 voltage Color difference output DC V9,10,11 deviation voltage LA7625, 7626 Conditions Input Input :– Input ø 2 Input: –20 dB ø EK Output B-Y: color Output B-Y: color Gcont ...

Page 4

... Block Diagram of Equivalent Circuit Block and Examples of Peripheral Circuits LA7625, 7626 2nd Countdown 1st Countdown X-ray Protector Hor. Predriver Unit (resistance: , capacitance: F) No.2289 - 4/6 ...

Page 5

... Select the IC that best suits the application and purpose for which the color TV set is intended. DC restoration Type number Peak clipping LA7620 O LA7621 X LA7625 O LA7626 X LA7629 Requires inverting amplifier LA7625, 7626 Vertical stabilization circuit ) Secondary differential factor circuit input polarity 70% Positive polarity 70% Positive polarity 100% Positive polarity 100% Positive polarity 100% ...

Page 6

... SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of June, 1995. Specifications and information herein are subject to change without notice. LA7625, 7626 No.2289 - 6/6 ...

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