LA1862 Ver la hoja de datos (PDF) - SANYO -> Panasonic

Número de pieza

componentes Descripción

Fabricante

LA1862

Single-chip Tuner System for Car Stereo

SANYO -> Panasonic 

LA1862M

Operating Conditions at Ta = 25°C

Parameter

Recommended supply voltage

Operating supply voltage range

Symbol

VCC

VCC op

Conditions

Ratings

Unit

8.5

V

7.5 to 10

V

Operating Characteristics at Ta = 25°C, VCC = 8.5 V, f = 10.7 MHz, unless otherwise noted SW-1

is off.

Parameter

Quiescent current

Current drain

Demodulator output voltage

Total harmonic distortion

Signal-to-noise ratio

Input limiting voltage

Muting attenuation (1)

Muting attenuation (2)

Muting bandwidth

AM rejection ratio

Muting drive output voltage

S-meter output voltage

IF COUNT output sensitivity

IF buffer output voltage

Input impedance

Output noise voltage

Gate time

Symbol

ICCO

ICC-100

VO

THD 1

THD 2

S/N

VIN lim

Mute Att

Mute Att

BW Mute

AMR

V5-0

V5-100

V1-0

V1-50

V1-100

VIF-ON

Zin

VNO

tgate

Conditions

No input signal

VIN = 100 dBµ

VIN = 100 dBµ, f = 1 kHz,

100% modulation, pin 15 output

Mono, VIN = 100 dBµ, f = 1 kHz,

100% modulation, pin 15 output

Stereo (L + R),

VIN = 100 dBµ, f = 1 kHz,

100% modulation, pin 15 output

VIN = 100 dBµ, f = 1 kHz,

100% modulation

VIN = 100 dBµ reference, 3 dB audio output

attenuation, IF input level, soft muting ON

V5 = 5 V, VIN = 100 dBµ, f = 1 kHz,

100% modulation

V5 = 2 V, VIN = 100 dBµ, f = 1 kHz,

100% modulation

VIN = 100 dBµ, V5 = 2 V

VIN = 100 dBµ, 400 Hz, 100% modulated FM

carrier. 1 kHz, 30% modulated AM interference

signal

No input signal

VIN = 100 dBµ

No input signal

VIN = 50 dBµ

VIN = 100 dBµ

IF input level at IF COUNT ON. SW-1 is ON.

VIN = 100 dBµ. SW-1 is ON.

f = 1 kHz

Pin 26 connected to ground

VIN = 100 mVp-p, 1 µs pulsewidth, f = 1 kHz

Noise sensitivity

Channel separation

Stereo indicator threshold level

Stereo indicator hysteresis

Capture range

SCA rejection ratio

SNC output attenuation

SNC output voltage

High-out control attenuation

Ripple rejection

Channel balance

Pilot signal attenuation

Stereo indicator LED current

Pin 25 saturation voltage

SN

Sep

hy

C.R

SCA rej

AttSNC

VOsub

AttHCC1

AttHCC2

Rr

CB

VIN = 1 µs pulsewidth, f = 1 kHz

f = 1 kHz, 90% L+R signal modulation. 10% pilot

signal modulation, IHF bandpass filter.

Pilot signal level when the LED turns ON.

LED ON level - LED OFF level

CR = | (f – 456)/456 x 100 |

90% L + R signal modulation. 10% pilot signal

modulation. 67 kHz, 10% modulated SCA signal

V14 = 0.6 V, 90% L – R signal modulation. 10%

pilot signal modulation

V14 = 0.1 V, 90% L – R signal modulation. 10%

pilot signal modulation

V13 = 0.6 V, 90% L + R signal modulation. 10%

pilot signal modulation

V = 1.1 V, 90% L + R signal modulation. 10% pilot

signal modulation

f = 50 Hz, V = 100 mVrms

| Pin 15 output – pin 16 output |

Left channel adjusted and measured

DIN audio filter. See Note.

Minimum stereo drive current

IL = 10 mA

Note: When a filter is not specified, connect an IHF bandpass filter to the MPX outputs.

min typ

45

47

225 350

0.3

0.3

64 71

32 41

21 25

5 10

135 200

47 60

3.5 4.7

0

0.1

1.1 1.9

5.4 6.4

44 53

200 300

20

27

13 23

36 50

1.0 2.5

3.2

±1.2

75

–12.0 –7.5

–15 –5

–2.0

27

0

15 22

1.0

1.0

max Unit

70 mA

72 mA

495 mVrms

1.2 %

1.2 %

dB

50 dBµ

29 dB

15 dB

305 kHz

dB

V

0.3

0.5 V

2.7

V

7.4

62 dBµ

480 mVrms

kΩ

µV

35 µs

35 mVp-o

dB

5.0 %

6.5 dB

%

dB

–3.0 dB

5 mV

0 dB

0 dB

dB

1.5 dB

dB

mA

V

No. 4092- 2/27

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