TK14551V Ver la hoja de datos (PDF) - Toko America Inc

Número de pieza

componentes Descripción

Fabricante

TK14551V

FM IF DETECTOR/AMPLIFIER

Toko America Inc  

TK14551V

TYPICAL PERFORMANCE CHARACTERISTICS (CONT.)

TA = 25 °C, unless otherwise specified.

ASK Demodulation Output Wave, Effect of Inserting Active Filter

Condition: VCC = 3 V, fin = 40 MHz, fm = 2 MHz (sine wave), mod. = 80%, VIN = -40 dBm

Without Active Filter

With Active Filter (fc = 3 MHz)

Test Circuit

Test Circuit

3k

3 k 1000 pF

10 pF

1k

COMP VCC

1000 pF

3k

3k

33 pF

10 pF

2.2 k 2.2 k

15 pF

1k

COMP VCC

RSSI Buffer Out 2 (0.1V/div)

RSSI Buffer Out 2 (0.1V/div)

Data Comparator Out (1V/div)

0.2 µs/div

Data Comparator Out (1V/div)

0.2 µs/div

January 2000 TOKO, Inc.

Page 15

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