NTE860 Datasheet, PDF (1/2 Pages) NTE Electronics – Integrated Circuit Low-Power, Narrow-Band FM IF

NTE860
Integrated Circuit
Low–Power, Narrow–Band FM IF
Description:
The NTE860 is an integrated circuit in an 18–Lead DIP type package which includes an oscillator,
mixer, limiting amp, AFC, quadrature discriminator, op/amp, squelch, scan control and mute switch.
Absolute Maximum Ratings: (T_A = +25°C, unless otherwise specified)
Power Supply Voltage, V_CC(max) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12V
Operating Supply Voltage Range, V_CC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4V to 9V
Input Voltage (V_CC ≥ 6.0 Volts), V₁₈ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0V_rms
Mute Function, V₁₆ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.7 to 12V_pk
Operating Junction Temperature, T_J . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150°C
Operating Ambient Temperature Range, T_A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +70°C
Storage Temperature Range, T_stg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +150°C
Electrical Characteristics: (V_CC = 6V, f_o = 10.7MHz, ∆f = ±3.0kHz, f_mod = 1.0kHz, 50Ω source,
T_A = +25°C unless otherwise noted)
Parameter
Test Conditions
Min Typ Max Unit
Drain Current (Pin4 & Pin8)
Squelch OFF
– 3.6 6.0 mA
Squelch ON
– 5.4 7.0 mA
Input for 20dB Quieting
Input for –3dB Limiting
Mixer Voltage Gain
Pin18 to Pin3, Open
– 8.0 – µA_rms
– 2.0 – µA_rms
– 46 –
Mixer Third Order Intercept
50Ω Input
– –1.0 – dBm
Mixer Input Capacitance
– 2.2 – pF
Recovered Audio, Pin10
Detector Center Frequency Slope, Pin10
Input Signal 1.0mV_rms
450 700 – mV_rms
– 0.3 – V/kHz
AFC Center Slope, Pin11
Unloaded
– 12 – V/kHz
Filter Gain
40 51 – dB
Squelch Threshold
Through 10K to Pin14
– 0.01 1.0 µA
Scan Control Current, Pin15
Pin14 High
– 0.01 1.0 µA
Pin14 Low
2.0 2.4 – mA
Mute Switch Impedance
Pin14 High
– 5.0 – MΩ
Pin14 Low
– 1.5 – MΩ