LA1175 View Datasheet(PDF) - SANYO -> Panasonic

Part Name

Description

Manufacturer

LA1175

FM front end for car radio, home stereo application

SANYO -> Panasonic 

LA1175, 1175M

Cross point

The open input level of undesired signal 2 at which the IM output and desired signal output are at the same level.

IM output

• Desired signal

: Non-mod at each specified input

• Undesired signal 1 : Non-mod at input 132dBµ (SG open)

• Undesired signal 2 : 100% mod with input variable

Desired signal output • Desired signal

: 100% at each specified input

• Undesired signal 1 : Non-mod at input 132dBµ (SG open)

• Undesired signal 2 : Non-mod with input variable

Desired input level

With ANT damping

RF AGC and

ANTD AGC

Without ANT

damping

RF AGC only

Improvement

50dBµ

90.5dBµ

59.5dBµ

31dB

60dBµ

109dBµ

72dBµ

37dB

70dBµ

123dBµ

80dBµ

Test

impossible

Refer to Fig. A.

89dBµ

34dB

98dBµ

Refer to Fig. B.

Fig. A Intermodulation Characteristic

(with ANT damping)

Fig. B Intermodulation Characteristic

(with ANT damping)

Solid line

Undesired input 2 – dBµ

Broken line

Solid line

Undesired input 2 – dBµ

Broken line

Intermodulation dummy

Unit (resistance : Ω, capacitance F)

Intermodulation dummy

No.2276-8/14

Share Link: