Ordering number : EN2010D
Monolithic Linear IC
LA7053
Video, Audio Signal Processor
for UHF Band RF Modulators
Overview
Package Dimensions
The LA7053 is a video, audio signal processor IC for UHF
unit: mm
band RF modulators. It performs the functions of TSG (test
3017C-SIP9
signal generator), audio FM modulator, video clamp
circuit, white clip circuit.
[LA7053]
Features
鈥?White clip function.
鈥?On-chip TSG (two vertical white stripes).
鈥?Small-sized package (9-pin SIP).
Specifications
Maximum Ratings
at Ta=25擄C
Parameter
Maximum supply voltage
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
V
CC
max
Pd max
Topr
Tstg
Conditions
V7
Ta鈮?0擄C
Ratings
SANYO: SIP9
12
250
鈥?0 to +80
鈥?0 to +125
Unit
V
mW
擄C
擄C
Operating Conditions
at Ta=25擄C
Parameter
Recommended supply voltage
Operating voltage range
Symbol
V
CC
V
CC
op
Conditions
V7
Ratings
7.5
7.0 to 8.0
Unit
V
V
Operating Characteristics
at Ta=25擄C, V
CC
(V7)=7.5V
Parameter
V
CC
7 current drain
Video clamp voltage
Video clamp output amplitude
deviation
Audio FM sensitivity
Audio distortion
Audio output amplitude
White clip level
TSG output amplitude
V/S ratio
Symbol
I
CC
7
V
VC
Conditions
SW5 ON
SW5 ON, SW1 ON, SW2鈫抌, SW3鈫抋
SW鈫?b, SW3鈫抋, SW5 ON
at 1Vp-p stair step signal input
f
m
: 1kHz, 4.5Vp-p input,
f
C
: 5.5MHz
SW4 on at deviation width 100kHz
f
C
: 5.5MHz
Ratings
min
12.0
3.7
鈥?
870
typ
20.0
3.9
max
28.0
4.1
+5
Unit
mA
V
%
鈭唂
fm
THD
V
WC
V
TSG
1200
1500 Hz/mV
0.79
1.16
0.80
7.2/2.8
0.3
2.5 %
1.00
1.26 Vp-p
1.19
1.22 Vp-p
1.04
1.20 Vp-p
6.5/3.5 6.0/4.0
Continued on next page.
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
73097HA (KT)/D2695TH/D068MO/1087KI/2216KI/N075MW, TS No.2010-1/3
1
2
3
