AD5765CSUZ datasheet(6/31 Pages) AD

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AD5765

Preliminary Technical Data

Rev. PrA | Page 6 of 31

AC PERFORMANCE CHARACTERISTICS

AVDD = 4.75 V to 5.25 V, AVSS = −4.75 V to −5.25 V, AGNDX = DGND = REFGND = PGND = 0 V; REFAB = REFCD = 2.048 V;

DVCC = 2.7 V to 5.25 V, RLOAD = 5 kΩ, CLOAD = 200 pF. All specifications TMIN to TMAX, unless otherwise noted.

Table 3.

Parameter

A Grade

B Grade

C Grade

Unit

Test Conditions/Comments

DYNAMIC PERFORMANCE1

Output Voltage Settling Time

µs typ

Full-scale step to ±1 LSB

µs max

µs typ

512 LSB step settling

Slew Rate

V/µs typ

Digital-to-Analog Glitch Energy

nV-sec typ

Glitch Impulse Peak Amplitude

mV max

Channel-to-Channel Isolation

dB typ

DAC-to-DAC Crosstalk

nV-sec typ

Digital Crosstalk

nV-sec typ

Digital Feedthrough

nV-sec typ

Effect of input bus activity on DAC

outputs

Output Noise (0.1 Hz to 10 Hz)

0.1

LSB p-p typ

Output Noise (0.1 Hz to 100 kHz)

µV rms max

1/f Corner Frequency

kHz typ

Output Noise Spectral Density

nV/√Hz typ

Measured at 10 kHz

Complete System Output Noise Spectral

Density2

nV/√Hz typ

Measured at 10 kHz

1 Guaranteed by design and characterization; not production tested.

2 Includes noise contributions from integrated reference buffers, 16-bit DAC and output amplifier.

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