LA7054 View Datasheet(PDF) - SANYO -> Panasonic

Part Name

Description

Manufacturer

LA7054

Monolithic Linear IC Video, Audio Signal Processor for UHF Band RF Modulator

SANYO -> Panasonic 

LA7054

Operating Characteristics at Ta=25°C, VCC=5V

Parameter

Symbol

SW Mode

SW1 SW2 SW3

Current drain

ICC

a

a

a

Video clamp voltage

VCL

a

b

a

White clip level

VWC

c

–

a

TSG output amplitude

TSG V/S ratio

VTO

–

–

b

V/S

–

–

b

Horizontal sync signal period

tS

Horizontal sync signal width

HS

White signal width

HV

–

–

b

–

–

b

–

–

b

Sync-1st white signal rise time tV1

–

–

b

Sync-2nd white signal rise time tV2

–

–

b

Audio carrier amplitude

VAO

–

–

b

Audio modulation degree A

ms

–

–

–

Audio modulation degree B

ms

–

–

–

Audio modulation degree C

ms

–

–

–

Audio modulation degree D

ms

–

–

–

Audio modulation degree E

ms

–

–

–

Audio distortion

THD

–

–

–

Conditions

VWC=V1–VCL

V1 : Output voltage

Input signal : 1kHz

4.5Vp-p,

±50kHz : 100%

Same as above

min

10

1.35

1.10

Ratings

Unit

typ max

14

18 mA

1.60 1.85 Vp-p

1.14 1.18 Vp-p

0.85 1.00 1.15 Vp-p

6.0/4.0 6.5/3.5 7.2/2.8

63.7 64.0 64.3 µs

3.6 4.0 4.4 µs

3.6 4.0 4.4 µs

22

24

26 µs

38

40

42 µs

1.05 1.30 1.55 Vp-p

73

81

89 %

81

90

99 %

90 100 110 %

99 110 121 %

109 121 133 %

– 0.3 1.5 %

Equivalent Circuit Block Diagram

No.2558-2/3

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