SANYO LA7214 Datasheet
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=25°C
Parameter Symbol Conditions Ratings Unit
Maximum supply voltage VCCmax 7.0 V
Allowable power dissipation Pd max Ta≤75°C 150 mW
Operating temperature Topr –15 to +75 °C
Storage temperature Tstg –40 to +125 °C
Operating Conditions at Ta=25°C
Parameter Symbol Conditions Ratings Unit
Recommended supply voltage V
CC
5.0 V
Operating voltage range VCCop 4 to 6 V
Operating Characteristics at Ta=25°C, V
CC
=5V
Parameter Symbol Conditions
Ratings
min typ max
Unit
Circuit Current I
CC
No load 4 6.5 9 mA
Sync separation operating current I
SYNC
SW1=b 85 µA
Sync separation minimum input VImin Color bar signal –12 dB
level 1Vp-p=0dB, SW1=a
Buffer amp gain G
1
RL=240Ω, VIN=1Vp-p, 500kHz –2 –1 0 dB
Buffer amp gain G
2
RL=240Ω, VIN=1Vp-p, 5MHz –2 –1 0 dB
Comparator reference voltage V
7
2.5 V
Hysteresis amount ∆V
7
∆V7=V7H–V
7L
50 mV
Output DC level V
1H
No load 4.9 V
Output DC level V
1L
No load 0.2 V
Output DC level V
8H
No load 4.9 V
Output DC level V
8L
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=10kΩ), negative polarity output.
LA7214
No.2875-2/2
Test Circuit
Sample Application Circuit
Unit (resistance : Ω, Capacitance : F)
Unit (resistance : Ω, 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 guaranteed 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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