NTE1161 datasheet(2/3 Pages) NTE | Integrated Circuit TV Video/Sound IF Amp, Detector

2 page

Electrical Characteristics (Cont’d): (TA = +25°c unless otherwise specified)

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

AFT Output Voltage

VO(AFT)

fo = 58.75MHz, m = 40%,

250

350

500

mVrms

Sound Detection Output Voltage

VO(S)

Vi = 20mVrms

280

420

560

mVrms

IF Amplifier

Input Limiting Voltage

Vi(lim)

fo = 4.5MHz, fm = 400Hz,

∆f = ±25kHz

250

400

µV

AM Rejection Ratio

AMR

fo = 4.5MHz, fm = 400Hz,

m = 30% (AM), Vi = 100mVrms

Total Detection Output

fo = 4.5MHz, fm = 400Hz,

∆f = ±25kHz, V17–9 = 0, V1 = 100mV

0.45

0.65

0.85

Vrms

Maximum Attenuation

fo = 4.5MHz, fm = 400Hz,

∆

Half Detection Output

VO/2

∆f = ±25kHz, Vi = 100V

0.22

0.32

0.42

Vrms

Audio Preamplifier

Voltage Gain

f = 400Hz, VO = 1Vrms

22.7

24.0

25.6

Leak Signal Output

VO(leak)

fo = 4.5MHz, fm = 400Hz,

∆f = ±25kHz, Vi = 100V

0.8

mVrms

Output Noise Voltage

Vno

Vin = 0, Pin17–16 shorted

mVrms

VCC

Pin Connection Diagram

VCC

AFT Carrier Output

Quadrature Coil

DC Bias Feedback

Sync Pos Video Out

Sync Neg Video Out

Bypass Capacitor

IF Input

N.C.

GND

SIF Output

Bandpass Filter

Pix IF Tank Circuit

Pix IF tank Circuit

N.C.

Test Point

GND

To Audio Output

Audio Preamp Input

Sound IF Input

DC Volume Control

Quadrature Coil

N.C.

Det Output

Tone Control Network

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