Rainbow-electronics MAX3627 Bedienungsanleitung PDF herunterladen (Seite 5)

MAX3627

+3.3V, Low-Jitter, Precision Clock

Generator with Multiple Outputs

_______________________________________________________________________________________ 5

33Ω

OSCILLOSCOPE

3pF

50Ω

= 50Ω

800Ω

50Ω

0.1μF

MAX3627

Figure 2. LVCMOS Output Measurement Setup

SUPPLY CURRENT

vs. TEMPERATURE

MAX3627 toc01

AMBIENT TEMPERATURE (°C)

SUPPLY CURRENT (mA)

605030 402010

100

125

150

175

200

225

250

275

300

070

PLL_BP = HIGH

PLL_BP = LOW

PHASE NOISE AT 125MHz

CLOCK FREQUENCY (Q0)

MAX3627 toc02

OFFSET FREQUENCY (kHz)

NOISE POWER DENSITY (dBc/Hz)

10,00010001 10 100

-150

-140

-130

-120

-110

-100

-90

-80

-160

0.1 100,000

PHASE NOISE AT 125MHz

CLOCK FREQUENCY (Q7)

MAX3627 toc03

OFFSET FREQUENCY (kHz)

NOISE POWER DENSITY (dBc/Hz)

10,00010001 10 100

-150

-140

-130

-120

-110

-100

-90

-80

-160

0.1 100,000

Typical Operating Characteristics

(Typical values are at V

= +3.3V, T

= +25°C, crystal frequency = 25MHz.)

1 2 3 4 5 6 7 8 9 10 11

Maxim Integrated Products 1
EP = Exposed pad 1
ABSOLUTE MAXIMUM RATINGS 2
ELECTRICAL CHARACTERISTICS 2
MAX3627 toc03 5
MAX3627 toc01 5
MAX3627 toc02 5
Pin Description 7
Figure 3. Functional Diagram 8
Detailed Description 9
Applications Information 9
Crystal Selection 10
Chip Information 11
Package Information 11

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