TA31275FN - AM/FM RF/IF Detector

Toshiba Semiconductor

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Datasheet Details

Part number	TA31275FN
Manufacturer	Toshiba Semiconductor
File Size	600.73 KB
Description	AM/FM RF/IF Detector
Datasheet	TA31275FN_ToshibaSemiconductor.pdf

TA31275FN 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 |