NTE1812 データシートの表示（PDF） - NTE Electronics

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NTE1812

Integrated Circuit Capstan Interface Circuit for VCR

NTE Electronics 

NTE1812

Integrated Circuit

Capstan Interface Circuit for VCR

Description:

The NTE1812 is an integrated circuit in a 20–Lead DIP type package designed for VCR capstan interface.

Features:

D The Functions Consist of:

FG Amplifier

2H/4H/6H Automatic Detector

FG Divider

Gain Automatic Change Circuit

D Supply Voltage: 5V

Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)

Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.0V

Power dissipation (TA = +70°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100mW

Operating Ambient Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +70°C

Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +150°C

Electrical Characteristics: (VCC = 5V, TA = +25°C ±2°C unless otherwise specified)

Parameter

Symbol Test Conditions Min Typ Max Unit

Circuit Current

FG Amp Input Sensitivity

FG High–Level Frequency Dividing Output

FG Low–Level Frequency Dividing Output

A/B High–Level Output

A/B Low–Level Output

Playback CTL Input Sensitivity

Mode Select Sensitivity

Record/Playback PAL/MTSCX 1/2, C, A, B

I18

S19

VOH17

VO17

VOHA, B

VOLA, B

S16

S(MODE)

VREF = 2.5V

–I = 2mA

7

– 14 mA

30 –

– mV

4.6 –

–

V

–

– 4.0 V

3.3 –

–

V

–

– 0.4 V

3.0 –

–

V

3.0 –

–

V

OP Amp. 3 High–Level Output

OP Amp. 3 Low–Level Output

Total Offset OP. Amp. NTSC 2H

Total Offset OP. Amp NTSC 6H

OP. Amp. 2 Gain

VOH11

VOL11

VO(offset)2

VO(offset)6

GV2

3.8 –

–

V

–

– 1.1 V

–

– 30 mV

–

– 30 mV

–4 – +2 dB

Note 1. Operating Supply Range VCC(opr) = 4.5V to 5.5V

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