XR-2211N Ver la hoja de datos (PDF) - Exar Corporation

Número de pieza

componentes Descripción

Fabricante

XR-2211N

FSK Demodulator Tone Decoder

Exar Corporation 

XR-2211

20

15

R0=5KΩ

10

R0=10KΩ

5

R0>100K

0

4 6 8 10 12 14 16 18 20 22 24

Supply Voltage, V+ (Volts)

1.0

0.1

0.01

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎRRRRRR000000ÎÎÎÎÎÎÎÎÎÎÎ======2514810K6000K0KKKÎÎÎÎÎÎÎÎÎÎÎWKWWWWWÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

100

1000

10000

fO(HZ)

Figure 5. Typical Supply Current vs. V+

1,10010ÎÎÎÎÎÎÎÎÎÎÎ000 ÎÎÎÎÎÎÎÎÎÎÎ(CCL00o==ÎÎÎÎÎÎÎÎÎÎÎ00g..13icmÎÎÎÎÎÎÎÎÎÎÎ3FmOFuÎÎÎÎÎÎÎÎÎÎÎtpÎÎÎÎÎÎÎÎÎÎÎutCsCCC0ÎÎÎÎÎÎÎÎÎÎÎ=000O===0.000p0...ÎÎÎÎÎÎÎÎÎÎÎe30003001nm113Fmm3CÎÎÎÎÎÎÎÎÎÎÎFFmiFrcÎÎÎÎÎÎÎÎÎÎÎuitÎÎÎÎÎÎÎÎÎÎÎed)ÎÎÎÎÎÎÎÎÎÎÎ

0

1000

10000

fO(Hz)

Figure 7. VCO Frequency vs. Timing Capacitor

Figure 6. VCO Frequency vs. Timing Resistor

1.02

1.01 5

4

1.00

3

0.99

2

0.98

1

0.97

46

fO = 1kHz

RF = 10R0

5

1

2

3

4

Curve R0

1

5K

2 10K

3 30K

4 100K

5 300K

8 10 12 14 16 18 20 22 24

V+ (Volts)

Figure 8. Typical fO vs. Power Supply

Characteristics

+1.0

R0=10K

1MΩ

+0.5

0 R0=50K

R0=500K

500K

50K

10K

-0.5

R0=1MΩ

-1.0

-50 -25

V+ = 12V

R1 = 10 R0

fO = 1 kHz

0

25

50 75

Temperature (°C)

100 125

Figure 9. Typical Center Frequency Drift vs. Temperature

Rev. 3.01

12

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