AD5686 datasheet(5/28 Pages) AD

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Data Sheet

AD5686/AD5684

Rev. A | Page 5 of 28

AC CHARACTERISTICS

VDD = 2.7 V to 5.5 V; VREF = 2.5 V; 1.8 V ≤ VLOGIC ≤ 5.5 V; RL = 2 kΩ to GND; CL = 200 pF to GND; all specifications TMIN to TMAX, unless

otherwise noted.1

Table 3.

Parameter2

Min

Typ

Max

Unit

Test Conditions/Comments3

Output Voltage Settling Time

AD5686

µs

¼ to ¾ scale settling to ±2 LSB

AD5684

µs

¼ to ¾ scale settling to ±2 LSB

Slew Rate

0.8

V/µs

Digital-to-Analog Glitch Impulse

0.5

nV-sec

1 LSB change around major carry

Digital Feedthrough

0.13

nV-sec

Multiplying Bandwidth

500

kHz

Digital Crosstalk

0.1

nV-sec

Analog Crosstalk

0.2

nV-sec

DAC-to-DAC Crosstalk

0.3

nV-sec

Total Harmonic Distortion4

−80

At ambient, BW = 20 kHz, VDD = 5 V, fOUT = 1 kHz

Output Noise Spectral Density

100

nV/√Hz

DAC code = midscale, 10 kHz; gain = 2

Output Noise

µV p-p

0.1 Hz to 10 Hz

SNR

At ambient, BW = 20 kHz, VDD = 5 V, fOUT = 1 kHz

SFDR

At ambient, BW = 20 kHz, VDD = 5 V, fOUT = 1 kHz

SINAD

At ambient, BW = 20 kHz, VDD = 5 V, fOUT = 1 kHz

Guaranteed by design and characterization; not production tested.

See the Terminology section.

Temperature range is −40°C to +105°C, typical @ 25°C.

Digitally generated sine wave @ 1 kHz.

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