NTE NTE1210 Datasheet

NTE1210

Integrated Circuit

w

Preamp

Description:

The NTE1210 is a low–noise, high–gain preamplifier with a built–in ALC (automatic level control) cir­cuit in a 9–Lead SIP type package designed for use as a record/playback preamp in cassette tape
recorders.

Features:

D Wide ALC Range
D Wide Range of Working Power Supply Voltage: 3V to 12V
D High Gain, Low Distortion, and Low Noise

/ALC

Absoulte Maximum Ratings:

Power Supply Voltage, V
Power Dissipation, P

D

(TA = +25°C unless otherwise specified)

CC

55mW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Derate Above 25°C 5.5mW/°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Operating Temperature Range, T
Storage Temperature Range, T

Electrical Characteristics:

Parameter Symbol Test Conditions Min Typ Max Unit

Quiescent Current I
Voltage Gain (Open Loop) G
Output Noise Voltage V
Total Harmonic Distortion THD f = 1kHz, S1 = 1, S2 = 2, S3 = 1 – 0.12 0.3 %
Maximum Output Voltage V
ALC Voltage V

opr

stg

(TA = +25°C, VCC = 5V unless otherwise specified)

CC

S1 = 2, S2 = 1, S3 = 1 0.5 1.1 2.2 mA
f = 1kHz, S1 = 2, S2 = 2, S3 = 1 – 70 – dB

VO

BW = 30Hz to 20kHz, S1 = 2, S2 = 2, S3 = 1 – 70 100 µV

NO

f = 1kHz, S1 = 1, S2 = 2, S3 = 1 0.7 1.0 – V

OM

S1 = 1, S2 = 2, S3 = 2 – 0.2 1.0 V

C

–25° to +75°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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

15V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

rms

rms

Pin Connection Diagram

(Front View)

9

V

Output

8

Feedback

7

Input

6

GND

5

Gain Control

4

ALC Feedback

3

Feedback

2
1

V

CC

CC

.870 (22.0) .110 (2.8)

.235

(6.0)

19

.195
(5.0)

.012 (0.30).100 (2.54)

.800 (20.32)