LA7214
Ordering number : EN2875A
VCR-Use
Automatic Channel Selection Peripheral
Monolithic Linear IC
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
73097HA (KOTO) / D1295TH/9028YT, TS No.2875-1/2
Package Dimensions
unit: mm
3017C-SIP9
[LA7214]
SANYO: SIP9
Specifications
Maximum Ratings
at Ta=25C
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VCC max
7.0
V
Allowable power dissipation
Pd max
Ta
75C
150
mW
Operating temperature
Topr
15 to +75
C
Storage temperature
Tstg
40 to +125
C
Operating Conditions
at Ta=25C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
5.0
V
Operating voltage range
VCC op
4 to 6
V
Operating Characteristics
at Ta=25C, VCC=5V
Parameter
Symbol
Conditions
Ratings
min
typ
max
Unit
Circuit Current
ICC
No load
4
6.5
9
mA
Sync separation operating current
ISYNC
SW1=b
85
A
Sync separation minimum input
VI min
Color bar signal
12
dB
level
1Vp-p=0dB, SW1=a
Buffer amp gain
G1
RL=240
, VIN=1Vp-p, 500kHz
2
1
0
dB
Buffer amp gain
G2
RL=240
, VIN=1Vp-p, 5MHz
2
1
0
dB
Comparator reference voltage
V7
2.5
V
Hysteresis amount
V7
V7=V7HV7L
50
mV
Output DC level
V1H
No load
4.9
V
Output DC level
V1L
No load
0.2
V
Output DC level
V8H
No load
4.9
V
Output DC level
V8L
No load
0.2
V
Overview
The LA7214 is a VCR-use automatic channel selection
peripheral IC that contains a sync separator, a video buffer,
and a comparator.
Functions and Features
Sync separator
Video buffer
Comparator
Recommended supply voltage : 5V
Sync separator, comparator output of open collector type
(RL=10k
), negative polarity output.
LA7214
No.2875-2/2
Test Circuit
Sample Application Circuit
Unit (resistance :
, Capacitance : F)
Unit (resistance :
, Capacitance : F)
No products described or contained herein are intended for use in surgical implants, life-support systems,
aerospace equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment and
the like, the failure of which may directly or indirectly cause injury, death or property lose.
Anyone purchasing any products described or contained herein for an above-mentioned use shall:
Accept full responsibility and indemnify and defend SANYO ELECTRIC CO., LTD., its affiliates,
subsidiaries and distributors and all their officers and employees, jointly and severally, against any
and all claims and litigation and all damages, cost and expenses associated with such use:
Not impose any responsibilty for any fault or negligence which may be cited in any such claim or
litigation on SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of
their officers and employees jointly or severally.
Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guarant-
eed for volume production. 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 July, 1997. Specifications and information herein are subject to
change without notice.
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