LA1827M Просмотр технического описания (PDF) - SANYO -> Panasonic

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LA1827M

Monolithic Linear IC For Portable Radio/Cassette Recorders Single-Chip Tuner IC

SANYO -> Panasonic 

LA1827M

Pin Description and Quiescent Voltage at VCC = 3.0V

Pin No.

Pin function

Quiescent voltage (V)

AM

FM

Description

1

AM RF input

1.2

1.2

AM antenna coil connected between pins

1 and 2 (reg).

Equivalent circuit

2

1

2

Reg

1.2

1.2

2

3

AM-OSC

3.0

3.0

Oscillator coil connected between pins 3

and 4 (VCC1).

3

4

4

VCC1

5

FM mixer output

3.0

3.0

AM/FM-IN/MPX block VCC

1.4

1.2

ROUT = 270Ω

6

GND1

7

AM mixer output

0

0

AM/FM-IN/MPX section ground

3.0

3.0

Mixer coil connected between pins 7 and 4

(VCC1).

5

ROUT

7

4

8

Tu-LED output

3.0

3.0

Active low

Open-collector output can directly drive

LED

(IC max = 20mA)

8

Continued on next page.

No.5658-5/12

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