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)
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