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TA2149BFN Scheda tecnica (PDF) - Toshiba Semiconductor

TA2149BFN Datasheet PDF - Toshiba Semiconductor
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Grandezza file   243.59 Kbytes
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Produttore elettronici  TOSHIBA [Toshiba Semiconductor]
Homepage  http://www.semicon.toshiba.co.jp/eng
Logo TOSHIBA - Toshiba Semiconductor
Spiegazioni elettronici 3 V AM/FM 1 Chip Tuner IC (for Digital Tuning System)

TA2149BFN Datasheet (PDF)

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TA2149BFN Datasheet PDF - Toshiba Semiconductor

Il numero della parte TA2149BFN
Scarica  TA2149BFN Click to download

Grandezza file   243.59 Kbytes
Page   15 Pages
Produttore elettronici  TOSHIBA [Toshiba Semiconductor]
Homepage  http://www.semicon.toshiba.co.jp/eng
Logo TOSHIBA - Toshiba Semiconductor
Spiegazioni elettronici 3 V AM/FM 1 Chip Tuner IC (for Digital Tuning System)

TA2149BFN Scheda tecnica (HTML) - Toshiba Semiconductor

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TA2149BFN Dettagli del prodotto

Bipolar Linear Integrated Circuit Silicon Monolithic

3V AM/FM 1 Chip Tuner IC (for Digital Tuning System)



TA2149BN, TA2149BFN are AM/FM 1 chip tuner ICs, which are designed for portable Radios and 3 V Head phone Radios. This is suitable for Digital Tuning System Applications. FM Local Oscillation Voltage is set up low relativity, for NEW FCC.



Functions

For NEW FCC.

Suitable for combination with Digital Tuning System which is included IF Counter.

  Adjustable for IF count output sensitivity by external resistance of pin 17 (FM only).

One terminal type AM/FM IF count output for IF counter of Digital Tuning System.

  FM: 1.3375 MHz (1/8 dividing)

  AM: 450 kHz

Built-in Mute Circuit for IF count output.

For adopting ceramic Discriminator, it is not necessary to adjust the FM Quad Detector Circuit.

Built-in FM MPX VCO circuit.

Built-in one terminal type AM/FM Local Oscillator Buffer

Output for Digital Tuning System Applications.

  Built-in 1/16 Pre-scaler for FM Local OSC Buffer.

Built-in AM Low cut circuit.

Low supply current. (VCC= 3 V, Ta = 25°C)

  ICCq(FM) = 13 mA (Typ.)

  ICCq(AM) = 8.5 mA (Typ.)

Operating Supply voltage range: VCC= 1.8~7 V (Ta = 25°C)




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