HFA3726IN Ver la hoja de datos (PDF) - Intersil

Número de pieza

componentes Descripción

Fabricante

HFA3726IN

400MHz Quadrature IF Modulator/Demodulator

Intersil 

HFA3726

Typical Performance Curves, Modulator (Figure 23 Test Diagram)

10mA/DIV.

10dB/DIV.

-7

90mA

85o

25o

-40o

10mA

2.5

4.0

5.5

VCC

FIGURE 12. MODULATOR SUPPLY CURRENT vs VCC AND

TEMPERATURE

0.5dB/DIV.

-5

85o

25o

-40o

BW = 100kHz

VBW = 30kHz

274MHz

280MHz

FREQUENCY

286MHz

FIGURE 13. TYPICAL SSB MODULATOR RESPONSE (NOTE

13 ON AC ELECTRICAL SPECS, MODULATOR

PERFORMANCE TABLE, LO BUFFER ENABLED)

1dB/DIV.

+5dB

EXPECTED VARIATION

0dB

WINDOW

-10

2.5

4.0

5.5

VCC

FIGURE 14. MODULATOR SSB OUTPUT POWER vs VCC AND

TEMPERATURE

1dB/DIV.

+5dB

EXPECTED VARIATION

0dB

WINDOW

-5dB

2.5

4.0

5.5

VCC

FIGURE 15. MODULATOR SSB SIDE BAND SUPPRESSION

VARIATION vs VCC AND TEMPERATURE

0.5dB/DIV.

-13

85o

25o

-15.5

-40o

-5dB

2.5

4.0

5.5

VCC

FIGURE 16. MODULATOR LO LEAKAGE VARIATION vs VCC

AND TEMPERATURE

11

-18

2.5

4.0

5.5

VCC

FIGURE 17. MODULATOR LO OUTPUT POWER

(FUNDAMENTAL) vs VCC AND TEMPERATURE

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