AD9850 datasheet(2/19 Pages) AD

2 / 19 page

AD9850BRS

Parameter

Temp

Test Level

Min

Typ

Max

Units

CLOCK INPUT CHARACTERISTICS

Frequency Range

+5 V Supply

Full

125

MHz

+3.3 V Supply

Full

110

MHz

Pulsewidth High/Low

+5 V Supply

+25

°C

3.2

+3.3 V Supply

+25

°C

4.1

DAC OUTPUT CHARACTERISTICS

Full-Scale Output Current

RSET = 3.9 k

Ω

+25

°C

10.24

RSET = 1.95 k

Ω

+25

°C

20.48

Gain Error

+25

°C

–10

+10

% FS

Gain Temperature Coefficient

Full

150

ppm/

°C

Output Offset

+25

°CI

µA

Output Offset Temperature Coefficient

Full

nA/

°C

Differential Nonlinearity

+25

°C

0.5

0.75

LSB

Integral Nonlinearity

+25

°C

0.5

LSB

Output Slew Rate (50

Ω, 2 pF Load)

+25

°C

400

µs

Output Impedance

+25

°C

120

Ω

Output Capacitance

+25

°CIV

Voltage Compliance

+25

°C

1.5

Spurious-Free Dynamic Range (SFDR):

Wideband (Nyquist Bandwidth)

1 MHz Analog Out

+25

°C

dBc

20 MHz Analog Out

+25

°C

dBc

40 MHz Analog Out

+25

°C

dBc

Narrowband

40.13579 MHz

± 50 kHz

+25

°C

dBc

40.13579 MHz

± 200 kHz

+25

°C

dBc

4.513579 MHz

± 50 kHz/20.5 MHz CLK

+25

°C

dBc

4.513579 MHz

± 200 kHz/20.5 MHz CLK

+25

°C

dBc

COMPARATOR INPUT CHARACTERISTICS

Input Capacitance

+25

°CV

Input Resistance

+25

°C

500

Ω

Input Current

+25

°C

–12

+12

µA

Input Voltage Range

+25

°CIV

VDD

Comparator Offset*

Full

COMPARATOR OUTPUT CHARACTERISTICS

Logic “1” Voltage +5 V Supply

Full

+4.8

Logic “1” Voltage +3.3 V Supply

Full

+3.1

Logic “0” Voltage

Full

+0.4

Propagation Delay, +5 V Supply (15 pF Load)

+25

°C

5.5

Propagation Delay, +3.3 V Supply (15 pF Load)

+25

°CV

Rise/Fall Time, +5 V Supply (15 pF Load)

+25

°CV

Rise/Fall Time, +3.3 V Supply (15 pF Load)

+25

°C

3.5

Output Jitter (p-p)

+25

°CV

CLOCK OUTPUT CHARACTERISTICS

Clock Output Duty Cycle (Clk Gen. Config.)

+25

°C

± 10

REV. E

–2–

(VS = +5 V

5% except as noted, RSET = 3.9 k )

AD9850–SPECIFICATIONS

AD9850 Datasheet(PDF) 2 Page - Analog Devices

AD9850 Datasheet(HTML) 2 Page - Analog Devices

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