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PDF XR-215A Data sheet ( Hoja de datos )

Número de pieza XR-215A
Descripción Monolithic Phase-Locked Loop
Fabricantes Exar 
Logotipo Exar Logotipo



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No Preview Available ! XR-215A Hoja de datos, Descripción, Manual

...the analog plus companyTM
XR-215A
Monolithic
Phase–Locked Loop
FEATURES
D Wide Frequency Range: 0.5Hz to 25MHz
D Wide Supply Voltage Range: 5V to 26V
D Wide Dynamic Range: 300mV to 3V, nominally
D ON-OFF Keying and Sweep Capability
D Wide Tracking Range: Adjustable from +1% to
+50%
D High-Quality FM Detection: Distortion 0.15%
Signal/Noise 65dB
APPLICATIONS
D FM Demodulation
D Frequency Synthesis
D FSK Coding/Decoding (MODEM)
D Tracking Filters
D Signal Conditioning
D Tone Decoding
D Data Synchronization
D Telemetry Coding/Decoding
D FM, FSK and Sweep Generation
D Crystal-Controlled PLL
D Wideband Frequency Discrimination
D Voltage-to-Frequency Conversion
June 1997-3
GENERAL DESCRIPTION
The XR-215A is a highly versatile monolithic phase-
locked loop (PLL) system designed for a wide variety of
applications in both analog and digital communication
systems. It is especially well suited for FM or FSK
demodulation, frequency synthesis and tracking filter
applications. The XR-215A can operate over a large
choice of power supply voltages ranging from 5V to 26V
and a wide frequency band of 0.5Hz to 25MHz. It can
accommodate analog signals between 300mV and 3V.
ORDERING INFORMATION
Part No.
XR-215ACP
XR-215ACD
Package
16 Lead 300 Mil PDIP
16 Lead SOIC (Jedec, 0.300”)
Operating Temperature
Range
0°C to 70°C
0°C to 70°C
Rev. 1.01
E1996
EXAR Corporation, 48720 Kato Road, Fremont, CA 94538 z (510) 668-7000 z (510) 668-7010
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XR-215A pdf
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, VCC = 12V, input signal = 10.7MHz FM with Df = 75kHz. fmod = 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 VIN = 10mV rms, 30% AM
65 dB
B) Tracking Filter
Test Conditions: Test circuit of Figure 6, VCC = 12V, fo = 1 MHz, VIN = 100mV rms, 50W source.
Tracking Range (% of fo)
+50 See Figure 5 and Figure 25
Discriminator Output
DVOUT
Df / fo
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
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XR-215A arduino
XR-215A
--48840000000ÎÎÎÎÎÎÎÎÎÎ00 ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎVRC0C=ÎÎÎÎÎÎÎÎÎÎ=51kW2ÎÎÎÎÎÎÎÎÎÎV ÎÎÎÎÎÎÎÎÎÎ
10KHz
100KHz
1MHz
10MHz
VCO Frequency (Hz)
Figure 7. Typical VCO Temperature Coefficient Range as a
Function of Operating Frequency (Pin 10 open)
111111000000ÎÎÎÎÎÎÎÎÎÎÎÎ17654320 ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ10ÎÎÎÎÎÎÎÎÎÎÎÎ2 PinÎÎÎÎÎÎÎÎÎÎÎÎ101ÎÎÎÎÎÎÎÎÎÎÎÎO03peÎÎÎÎÎÎÎÎÎÎÎÎRnx=ÎÎÎÎÎÎÎÎÎÎÎÎ715004WÎÎÎÎÎÎÎÎÎÎÎÎBeÎÎÎÎÎÎÎÎÎÎÎÎtwe1e0ÎÎÎÎÎÎÎÎÎÎÎÎn5PiÎÎÎÎÎÎÎÎÎÎÎÎns9ÎÎÎÎÎÎÎÎÎÎÎÎ&10160ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ10ÎÎÎÎÎÎÎÎÎÎÎÎ7
VCO Frequency (Hz)
Figure 8. VCO Free Running Frequency vs. Timing Capacitor
Rev. 1.01
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