AD9856SLASHPCB datasheet(4/37 Pages) AD

4 / 37 page

AD9856

Rev. C | Page 3 of 36

SPECIFICATIONS

VS = +3 V ± 5%, RSET = 3.9 kΩ, external reference clock frequency = 10 MHz with REFCLK multiplier enabled at 20×.

Table 1.

Parameter

Temp

Test Level

Min

Typ

Max

Unit

REF CLOCK INPUT CHARACTERISTICS

Frequency Range

REFCLK Multiplier Disabled

Full

2001

MHz

REFCLK Multiplier Enabled at 4 ×

Full

MHz

REFCLK Multiplier Enabled at 20 ×

Full

MHz

Duty Cycle

25°C

Input Capacitance

25°C

Input Impedance

25°C

100

MΩ

DAC OUTPUT CHARACTERISTICS

Resolution

Bits

Full-Scale Output Current

Gain Error

25°C

−10

+10

%FS

Output Offset

25°C

µ A

Differential Nonlinearity

25°C

0.5

LSB

Integral Nonlinearity

25°C

LSB

Output Capacitance

25°C

Phase Noise @ 1 kHz Offset, 40 MHz AOUT

REFCLK Multiplier Enabled at 20×

25°C

−85

dBc/Hz

REFCLK Multiplier at 4×

25°C

−100

dBc/Hz

REFCLK Multiplier Disabled

25°C

−110

dBc/Hz

Voltage Compliance Range

25°C

−0.5

1.5

Wideband SFDR:

1 MHz Analog Out

25°C

dBc

20 MHz Analog Out

25°C

dBc

42 MHz Analog Out

25°C

dBc

65 MHz Analog Out

25°C

dBc

80 MHz Analog Out

25°C

dBc

Narrow-Band SFDR: (± 100 kHz Window)

70 MHz Analog Out

25°C

dBc

MODULATOR CHARACTERISTICS

Adjacent Channel Power (CH Power = −6.98 dBm)

25°C

dBm

Error Vector Magnitude

25°C

I/Q Offset

25°C

Inband Spurious Emissions

25°C

dBc

Pass-Band Amplitude Ripple (DC to 80 MHz)

25°C

±0.3

1 For 200 MHz operation in modulation mode at 85°C operating temperature, VS must be 3 V minimum.

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