NTE1541 Datasheet, PDF (1/2 Pages) NTE Electronics – Integrated Circuit FM IF Amp & Detector for Car Radio

NTE1541
Integrated Circuit
FM IF Amp & Detector for Car Radio
Features:
D FM IF amplifier and limiter
D Demodulated output: 600_mV_rms (Max.)
D Total harmonic distortio: 0.3% (Max.)
Absolute Maximum Ratings: (T_A = +25°C unless otherwise specified)
Maximum Supply Voltage, V_CCmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16V
Maximum Input Voltage, V_IN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.7V_rms
Allowable Power Dissipation (Note 1), P_D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400mW
Operating Temperature Range, T_opr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −20° to +80°C
Storage Temperature Range, T_stg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40° to +125°C
Note 1. Derate by 4mW per 1°C when used at temperatures above +25°C.
Recommended Operating Conditions: (T_A = +25°C unless otherwise specified)
Supply Voltage, V_CC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12V
Electrical Characteristics: (T_A = +25°C, V_CC = 12V, f = 10.7MHz, f_m = 400Hz 100% Modulation)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Current Drain
Output Pin (Pin 7) DC Voltage
Demodulated Output
Input Limiting Voltage
Total Harmonic Distortion
Signal−to−Noise Ratio
I_CC
V₇
V_O
V_IN(lim)
THD
S/N
V_IN = 80dBμ
−3dB limiting
V_IN = 80dBμ
8 12 15 V
3.7 − 5.2 V
400 − 600 _mV_rms
− 50 55 dBμ
− 0.2 0.3 %
70 80 − dB
AM Rejection Ratio
AMR
47 53 − dB
Output Resistance
R_O f = 400Hz
6.2 7.7 9.5 kΩ