NTE NTE1575 Datasheet

NTE1575

Integrated Circuit

B/W TV Sound IF Amplifier

Features:

D Supply Voltage Range: VCC = 3V to 8V

Applications:

D Voice IF Amplifier
D Discriminator

Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage (Note 1), V

Power Dissipation (TA = +75°C), P
OPerating Temperature Range, T
Storage Temperature Range, T

Note 1. Recommended Operating Voltage is 5.5V Typ.

CC

T

opr

stg

8V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

300mW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–20° to +75°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–55° to +125°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Electrical Characteristics: (VCC = 5.5V, fo = 4.5MHz, ∆f = ±25kHz, fm = 1kHz, TA = +25°C

unless otherwise specified)

Parameter Symbol Test Conditions Min Typ Max Unit

Quiescent Current I

Total Harmonic Distortion THD Vin = 100dBµ – 0.3 1.0 %
–3dB Sensitivity Limit Vin(lim) – 20.0 37.5 dBµ
AM Rejection Ratio AMR Vin = 60dB µ, f = 1kHz, MOD = 30% 35 – – dB
Signal–to–Noise Ratio S/N – 55 – dB

Q

e

Vin = 100dBµ 160 270 400 mV

o

13.9 17.0 21.8 mA

rms

Pin Connection Diagram

CC

1
2

3
4

Sound IF Input

Compensation

Feedback

V

5Test Point
6N.C.

7GND

14 8

V

14

CC

13

GND

12

Sound IF Output

11

Detector Coil

10 Output

9 N.C.
8 AF Input

17

.785 (19.95) Max

.300 (7.62)

.200

(5.08)

Max

.100 (2.45)

.099 (2.5) Min

.600 (15.24)