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NTE1161

Integrated Circuit

TV Video/Sound IF Amp, Detector

Features:

D

Video IF Amplifier, Synchronous Detector

D

Video Differential Amplifier

D

AFT Carrier Amplifier

D

Sound IF Amplifier

D

FM Differenial Peak Detector

D

DC Sound Volume Control Circuit

D

Sound Preamplifier Circuit

Absoulte Maximum Ratings:  (T

A

 = +25

°

C unless otherwise specified)

Supply Voltage (Note 1), V

CC

14.4V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Supply Current, I

CC

77mA

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Power Dissipation, P

D

1.11W

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Operating Ambient Temperature Range, T

opr

–20

°

 to +70

°

C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Storage Temperature Range, T

stg

–40

°

 to +150

°

C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Note 1. A continuous operation voltage must be set within a proper range so that the dissipation does

not exceed 1.11W.

Electrical Characteristics:  (T

A

 = +25

°

c unless otherwise specified)

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Total Circuit Current

I

26

V

26–4

 = 12V

24

30

36

mA

Video Circuit

Max. Output Voltage Amplitude

V

OD–N

P

f

o

 = 58.75MHz

3.0

4.0

V

P–P

Output Signal Voltage

V

O–N

P

f

o

 = 58.75MHz, f

m

 = 400Hz,

280

420

560

mV

rms

V

O–N

m = 40%, V

i

 = 20mV

rms

5

20

80

mV

rms

Selection Circuit Capacitance

C

t

f = 58.75MHz

7

12

17

pF

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Electrical Characteristics (Cont’d):  (T

A

 = +25

°

c unless otherwise specified)

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

AFT Output Voltage

V

O(AFT)

f

o

 = 58.75MHz, m = 40%,

250

350

500

mV

rms

Sound Detection Output Voltage

V

O(S)

V

i

 = 20mV

rms

280

420

560

mV

rms

IF Amplifier

Input Limiting Voltage

V

i(lim)

f

o

 = 4.5MHz, f

m

 = 400Hz,

f = 

±

25kHz

250

400

µ

V

AM Rejection Ratio

AMR

f

o

 = 4.5MHz, f

m

 = 400Hz,

m = 30% (AM), V

i

 = 100mV

rms

50

dB

Total Detection Output

V

O

f

o

 = 4.5MHz, f

m

 = 400Hz,

f = 

±

25kHz, V

17–9

 = 0, V

1

 = 100mV

0.45

0.65

0.85

V

rms

Maximum Attenuation

G

R

f

o

 = 4.5MHz, f

m

 = 400Hz,

±

75

dB

Half Detection Output

V

O/2

f = 

±

25kHz, V

i

 = 100V

0.22

0.32

0.42

V

rms

Audio Preamplifier

Voltage Gain

G

V

f = 400Hz, V

O

 = 1V

rms

22.7

24.0

25.6

dB

Leak Signal Output

V

O(leak)

f

o

 = 4.5MHz, f

m

 = 400Hz,

f = 

±

25kHz, V

i

 = 100V

0.8

mV

rms

Output Noise Voltage

V

no

V

in

 = 0, Pin17–16 shorted

1

mV

rms

V

CC

Pin Connection Diagram

V

CC

AFT Carrier Output

Quadrature Coil

DC Bias Feedback

Sync Pos Video Out

Sync Neg Video Out

1

2

3

4

Bypass Capacitor

IF Input

N.C.

GND

5

SIF Output

6

Bandpass Filter

7

Bandpass Filter

8

28

27

26

25

Pix IF Tank Circuit

Pix IF tank Circuit

N.C.

24

Test Point

23

22

21

9

GND

20

To Audio Output

Audio Preamp Input

10

Sound IF Input

11

19

18

DC Volume Control

12

17

DC Volume Control

13

Quadrature Coil

16

14

N.C.

15

Det Output

Tone Control Network

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15

28

14

1

1.469 (37.32)

Max

.540

(13.7)

.122

(3.1)

Min

.250

(6.35)

1.300 (33.02)

.600 (15.24)

.100 (2.54)