MAS6279D8 datasheet(5/12 Pages) MAS

5 / 12 page

DA6279D8.001

26 September 2017

5 (12)

ELECTRICAL CHARACTERISTICS

TA = -40

oC to +85oC, VDD = 2.6V to 3.6V, Typ TA = 25oC, Typ VDD = 3.3 V, Typ VC = 1.65 V, fXTAL = 26MHz unless otherwise noted

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

Note

Phase Noise

φn CLIPPED SINEWAVE

@ 1Hz

@ 10Hz

@ 100Hz

@ 1kHz

@ 10kHz

@ 100kHz

-57

-83

-113

-138

-148

-152

dBc/Hz

φn CMOS

@ 1Hz

@ 10Hz

@ 100Hz

@ 1kHz

@ 10kHz

@ 100kHz

-62

-82

-113

-139

-149

-153

dBc/Hz

φn CLIPPED SINEWAVE + DIVIDER

@ 1Hz

@ 10Hz

@ 100Hz

@ 1kHz

@ 10kHz

@ 100kHz

-56

-88

-118

-135

-145

-151

dBc/Hz

φn CMOS + DIVIDER

@ 1Hz

@ 10Hz

@ 100Hz

@ 1kHz

@ 10kHz

@ 100kHz

-62

-89

-119

-135

-146

-152

dBc/Hz

Note 1: Not measured in production testing

Figure 2. Phase noise with 26MHz crystal at clipped sinewave / CMOS output and without / with divider

-160

-150

-140

-130

-120

-110

-100

-90

-80

-70

-60

-50

100

1000

10000

100000

1000000

Offset [Hz]

PHASE NOISE (fXTAL=26MHz)

CLIPPED SINE WAVE

CMOS

CLIPPED SINE WAVE WITH DIVIDER

CMOS WITH DIVIDER

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