TK14600 Ver la hoja de datos (PDF) - Toko America Inc

Número de pieza

componentes Descripción

Fabricante

TK14600

NARROW BAND FM IF AMPLIFIER

Toko America Inc  

TK14600

PIN FUNCTION DESCRIPTION

VCC = 3 V, fRF = 20 MHz, fOSC = 19 MHz, Injection Level: -3 dBm, fIF = 1 MHz

PIN

NO.

SYMBOL

VOLTAGE

INTERNAL EQUIVALENT CIRCUIT

7 LIMITER AMP

1.85 V

INPUT

VCC

6.8 k

6.8 k

51 k

DESCRIPTION

Limiter Amplifier Input

Pin.

The input impedance is

1 kΩ.

The gain of this stage is

approximately 70 dB.

The limiter frequency

range is up to 3 MHz.

8 LIMITER AMP

DECOUPLING

1.78 V

VCC

6.8 k

6.8 k

51 k

Limiter Amplifier

Decoupling Pin.

A 0.1 µF decoupling

capacitor is connected

to this pin.

9 LIMITER AMP

OUTPUT

1.89 V

10 REGULATOR

OUTPUT

6.8 k

6.8 k

VCC

VCC

100 k

1k

Limiter Amplifier Output

Pin.

The output impedance

is approximately 200 Ω.

The typical output level

is 1 VP-P. This value is

suitable for CMOS

interface.

Regulator Control

Output Pin.

This pin is the

regulator's error

amplifier output pin.

This pin drives the

external PNP transistor

base.

Page 6

January 2000 TOKO, Inc.

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