TA2012F datasheet(11/21 Pages) TOSHIBA

11 / 21 page

TA8132AN / AF , TA2012N / F

2002-10-30

Electrical characteristics

Unless Otherwise Specified, Ta = 25°C, VCC1 = 3V, SW1→10kΩ, SW3→OFF

FM IF: f = 10.7MHz, ∆f = ±22.5kHz, fm = 1kHz

AM: f = 1MHz, MOD = 30%, fm = 1kHz

MPX: fm = 1kHz

Characteristic

Symbol

Test

Cir

cuit

Test Condition

Min.

Typ.

Max.

Unit

ICC (FM)

FM mode, Vin = 0

―

11.0

14.0

Supply current

ICC (AM)

AM mode, Vin = 0

―

10.5

13.5

Input limiting

voltage

Vin (lim.)

-3dB limiting point

dBµV

EMF

Recovered output

voltage

VOD

Vin = 80dBµV EMF

100

mVrms

Signal to noise

ratio

S / N

Vin = 80dBµV EMF

―

Total harmonic

distortion

THD

Vin = 80dBµV EMF

―

0.2

―

AM rejection ratio

AMR

Vin = 80dBµV EMF

―

LED on sensitivity

IL = 1mA

dBµV

EMF

fIF (FM)

Vin = 80dBµV EMF,

SW2→VCC, SW3→ON

―

10.7

―

IF count

output

frequency

1 / 8 IF

f1 / 8 IF (FM)

Vin = 80dBµV EMF,

SW2→GND, SW3→ON

1.3374 1.3375 1.3376

MHz

VIF (FM)

Vin = 61dBµV EMF,

SW2→VCC, SW3→ON

350

500

―

IF count

output

voltage

1 / 8 IF

V1 / 8 IF (FM)

Vin = 61dBµV EMF,

SW2→GND, SW3→ON

350

500

―

mVp-p

SW1→0, SW2→GND,

SW3→ON

―

SW1→510Ω, SW2→GND,

SW3→ON

―

SW1→0, SW2→,VCC,

SW3→ON

―

IF count output

sensitivity

IFsens. (FM)

SW1→510Ω, SW2→,VCC,

SW3→ON

―

dBµV

EMF

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