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NTE1557 PDF даташит

Спецификация NTE1557 изготовлена ​​​​«NTE» и имеет функцию, называемую «Integrated Circuit FM/AM IF System».

Детали детали

Номер произв NTE1557
Описание Integrated Circuit FM/AM IF System
Производители NTE
логотип NTE логотип 

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NTE1557 Даташит, Описание, Даташиты
NTE1557
Integrated Circuit
FM/AM IF System
Description:
The NTE1557 is a monolithic integrated circuit in a 16–Lead DIP type package developed for the radio
cassette tape recorder included AM/FM IF amplifier and detector.
Functions:
D AM Section:
IF Amplifier with AGC Detector
D Voltage Regulator for RF External Circuit
D FM Section:
IF Amplifier
Quadrature Detector
Post Amplifier
Signal Meter Driver Circuit
Features:
D Suitable for Radio Cassette and Home Stereo
D Wide Operating Supply Voltage Range (3.0V to 14V)
D Low Quiescent Circuit Current
D AM Section
D Simplified Input Circuit IFT (Ceramic Filter Type)
RF AGC Available
D FM Section:
High Limiting Sensitivity (33dBµ, Typ)
Low Residual Noise (45dB at Vi = –10dBµ)
Small Side Peak of Detuned Output Voltage
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16V
Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 600mW
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +70°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +125°C









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NTE1557 Даташит, Описание, Даташиты
Electrical Characteristics: (TA = +25°C, VCC = 5.5V, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
FM Section (f = 10.7MHz, fm = 1kHz, f = ±75kHz)
Quiescent Circuit Current
ICC Vi = 0
Input Limiting Sensitivity
Vi(lim) VO (Vi = 100dBµ) 3dB
Detector Output Voltage
VO VI = 100dBµ
Total Harmonic Distortion
THD Vi = 100dBµ
AM Rejection Ratio
AMR Vi = 100dBµ
Signal to Noise Ratio
S/N Vi = 100dBµ
Signal Meter Output
VM Vi = 100dBµ
Residual Noise
VN VO (AF) (Vi = 100dBµ)
Muting Attenuation
M(att) VI = 37dBµ, Mute SW on
AM Section (f = 455kHz, fm = 1kHz, 30% Mod)
7 11 16.5 mA
33 38 dBµ
180 245 310 mV
0.3 1.0 %
50 60 dB
72 83 dB
1.05 1.5 2.05 V
45 dB
35 dB
Quiescent Circuit Current
Maximum Sensitivity
Detector Output Voltage
Total Harmonic Distortion
Signal to Noise Ratio
Signal Meter Output
Input Impedance (Pin 16)
ICC
Vi(sen)
Vo
THD
S/N
VM
Ri
Vi = 0
VO (AF) = 10mV
Vi = 74dBµ
Vi = 74dBµ
Vi = 100dB
Vi = 74dBµ
VI = 100dBµ
Pin 16 0.80.9VDC
8 mA
29 dBµ
45 65 85 mV
0.3 2.0 %
0.7 3.5 %
45 55 dBµ
1.2 1.4 1.6 V
1.45 2.12 2.8 k
Pin Connection Diagram
1st IF Amp Input (FM) 1
1st IF Decouple (FM) 2
VCC (FM) 3
1st IF Amp Output (FM) 4
GND 5
2nd IF Amp Input (FM) 6
Voltage Regulator 7
Phase Shifter (FM) 8
16 1st IF Amp Input (AM)
15 AGC Decouple
14 2nd IF Amp Input (AM)
13 GND
12 Detector Output
11 VCC
10 Center Meter
9 FM Output









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NTE1557 Даташит, Описание, Даташиты
16 9
18
.870 (22.0) Max
.200
(5.08)
Max
.260 (6.6)
Max
.100 (2.54)
.700 (17.78)
.099 (2.5) Min










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