AD9856(RevB) データシートの表示（PDF） - Analog Devices

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AD9856
(Rev.:RevB)

CMOS 200 MHz Quadrature Digital Upconverter

Analog Devices 

AD9856–SPECIFICATIONS (VS = +3 V ؎ 5%, RSET = 3.9 k⍀, External reference clock frequency = 10 MHz

with REFCLK Multiplier enabled at 20؋).

Parameter

REF CLOCK INPUT CHARACTERISTICS

Frequency Range

REFCLK Multiplier Disabled

REFCLK Multiplier Enabled at 4×

REFCLK Multiplier Enabled at 20×

Duty Cycle

Input Capacitance

Input Impedance

DAC OUTPUT CHARACTERISTICS

Resolution

Full-Scale Output Current

Gain Error

Output Offset

Differential Nonlinearity

Integral Nonlinearity

Output Capacitance

Phase Noise @ 1 kHz Offset, 40 MHz AOUT

REFCLK Multiplier Enabled at 20×

REFCLK Multiplier at 4×

REFCLK Multiplier Disabled

Voltage Compliance Range

Wideband SFDR:

1 MHz Analog Out

20 MHz Analog Out

42 MHz Analog Out

65 MHz Analog Out

80 MHz Analog Out

Narrowband SFDR: (± 100 kHz Window)

70 MHz Analog Out

MODULATOR CHARACTERISTICS

Adjacent Channel Power (CH Power = –6.98 dBm)

Error Vector Magnitude

I/Q Offset

Inband Spurious Emissions

Pass Band Amplitude Ripple (DC to 80 MHz)

TIMING CHARACTERISTICS

Serial Control Bus

Maximum Frequency

Minimum Clock Pulsewidth High (tPWH)

Minimum Clock Pulsewidth Low (tPWL)

Maximum Clock Rise/Fall Time

Minimum Data Setup Time (tDS)

Minimum Data Hold Time (tDH)

Maximum Data Valid Time (tDV)

Wake-Up Time2

Minimum RESET Pulsewidth High (tRH)

CMOS LOGIC INPUTS

Logic “1” Voltage

Logic “0” Voltage

Logic “1” Current

Logic “0” Current

Input Capacitance

Temp

Full

Full

Full

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

+25°C

Full

Full

Full

Full

Full

Full

Full

Full

Full

+25°C

+25°C

+25°C

+25°C

+25°C

Test

Level

AD9856

Min Typ

Max Units

VI

5

2001 MHz

VI

5

50

MHz

VI

5

10

MHz

V

50

%

V

3

pF

V

100

MΩ

12

Bits

5

10

20

mA

I

–10

+10 %FS

I

10

µA

V

0.5

LSB

V

1

LSB

V

5

pF

V

–85

dBc/Hz

V

–100

dBc/Hz

V

–110

dBc/Hz

I

–0.5

1.5

V

IV

70

dBc

IV

65

dBc

IV

60

dBc

IV

55

dBc

IV

50

dBc

IV

80

dBc

IV

50

dBm

IV

1

2

%

IV

50

55

dB

IV

45

50

dBc

V

± 0.3

dB

IV

IV

30

IV

30

IV

IV

25

IV

0

IV

30

IV

IV

5

I

+2.6

I

I

I

V

3

10

MHz

ns

ns

1

ms

ns

ns

ns

1

ms

REFCLK

Cycles

V

+0.4 V

12

µA

12

µA

pF

–2–

REV. B

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