TA31275FN - AM/FM RF/IF Detector

Product Overview

Toshiba Semiconductor

Datasheet Details

Part number	TA31275FN
Manufacturer	Toshiba Semiconductor
File Size	600.73 KB
Description	AM/FM RF/IF Detector
Datasheet	TA31275FN Datasheet
Additional preview pages of the TA31275FN datasheet.

Product details

Description

(the values of resistor and capacitor in the internal equivalent circuit are typical.) Pin No.Pin Name Function Internal Equivalent Circuit 15 kΩ 1 OSC IN Local oscillator input pin.1 2 pF 5 kΩ 2 VCC-Lo Local’ power supply pin  3 LOBS Lo switch pin.H: ×8 circuit pin.L: Through pass 3 70 kΩ Mixer output pin.4 MIX OUT The output impedance of the pin is typically 330 Ω.4 245 Ω 5 VCC1 Power supply pin 1.  6 IF IN IF amp input pin.3 kΩ 170 Ω 170 Ω IF amp input pin.

Features

RF frequency: 240 to 450 MHz (multiplication is used) 100 to 450 MHz (multiplication is not used) IF frequency: 10.7 MHz Operating voltage range: 2.4 to 5.5 V Current dissipation: 5.8 mA (FM)/5.4 mA (AM) (except current at oscillator circuit) Current dissipation at BS: 0 µA (typ. ) Small package: 24-pin SSOP (0.65 mm pitch) Weight: 0.09 g (typ. ) Block Diagram SAW 22 20 19 18 17 16 15 14 13 21 24 23 LPF LPF AF RSSI REF AM/FM MIX GND1 R.

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Published: Apr 17, 2006 |