XR215A Datasheet, PDF (5/32 Pages) Exar Corporation – Monolithic Phase-Locked Loop

XR-215A
DC ELECTRICAL CHARACTERISTICS (CONT’D)
Parameter
Min.
Typ.
Max.
Unit Conditions
SPECIAL APPLICATIONS
A) FM Demodulation
Test Conditions: Test circuit of Figure 5, V_CC = 12V, input signal = 10.7MHz FM with Df = 75kHz. f_mod = 1kHz.
Detection Threshold
0.8
3
mV rms 50W source
Demodulated Output Amplitude
500
mV rms Measured at Pin 8
Distortion (THD)
0.15
0.5
%
AM Rejection
Output Signal/Noise
40
dB V_IN = 10mV rms, 30% AM
65
dB
B) Tracking Filter
Test Conditions: Test circuit of Figure 6, V_CC = 12V, f_o = 1 MHz, V_IN = 100mV rms, 50W source.
Tracking Range (% of f_o)
+50
See Figure 5 and Figure 25
Discriminator Output
DV_OUT
Df / f_o
50
mV/% Adjustable - See Applications Information
Note:
Bold face parameters are covered by production test and guaranteed over operating temperature range.
Specifications are subject to change without notice
ABSOLUTE MAXIMUM RATINGS
Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 volts
Power Dissipation (Package Limitation)
Plastic Package . . . . . . . . . . . . . . . . . . . . . . . . 625mW
Derate above 25°C . . . . . . . . . . . . . . . . . . . . 5mW/°C
SOIC Package . . . . . . . . . . . . . . . . . . . . . . . . . 500mW
Derate above 25°C . . . . . . . . . . . . . . . . . . . . 4mW/°C
Temperature
Storage . . . . . . . . . . . . . . . . . . . . . . . -65°C to +150°C
Rev. 1.01
5