AD5666 datasheet(3/28 Pages) AD

3 / 28 page

AD5666

Rev. A | Page 3 of 28

SPECIFICATIONS

VDD = 4.5 V to 5.5 V, RL = 2 kΩ to GND, CL = 200 pF to GND, VREFIN = VDD. All specifications TMIN to TMAX, unless otherwise noted.

Table 1.

A Grade1

B Grade1

Parameter

Min

Typ

Max

Min

Typ

Max

Unit

Conditions/Comments

STATIC PERFORMANCE2

Resolution

Bits

Relative Accuracy

±32

±16

LSB

See Figure 6

Differential Nonlinearity

±1

LSB

Guaranteed monotonic by design

(see Figure 7)

Zero-Code Error

All 0s loaded to DAC register (see Figure 13)

Zero-Code Error Drift

±2

μV/°C

Full-Scale Error

−0.2

−1

−0.2

−1

% FSR

All 1s loaded to DAC register (see Figure 12)

Gain Error

±1

% FSR

Gain Temperature Coefficient

±2.5

ppm

Of FSR/°C

Offset Error

±1

±9

±1

±9

DC Power Supply Rejection

Ratio

–80

VDD ± 10%

DC Crosstalk

(External Reference)

μV

Due to full-scale output change,

RL = 2 kΩ to GND or VDD

μV/mA

Due to load current change

μV

Due to powering down (per channel)

DC Crosstalk

(Internal Reference)

μV

Due to full-scale output change,

RL = 2 kΩ to GND or VDD

μV/mA

Due to load current change

OUTPUT CHARACTERISTICS3

Output Voltage Range

VDD

Capacitive Load Stability

RL = ∞

RL = 2 kΩ

DC Output Impedance

0.5

Short-Circuit Current

VDD = 5 V

Power-Up Time

μs

Coming out of power-down mode VDD = 5 V

REFERENCE INPUTS

Reference Input Voltage

VDD

Reference Current

μA

VREF = VDD = 5.5 V

Reference Input Range

VDD

Reference Input Impedance

14.6

kΩ

Per DAC channel

REFERENCE OUTPUT

Output Voltage

2.495

2.505

2.495

2.505

At ambient

Reference TC3

±5

±10

±5

±10

ppm/°C

Reference Output

Impedance

7.5

kΩ

LOGIC INPUTS3

Input Current

±3

μA

All digital inputs

Input Low Voltage, VINL

0.8

VDD = 5 V

Input High Voltage, VINH

VDD = 5 V

Pin Capacitance

AD5666 датащи(PDF) 3 Page - Analog Devices

AD5666 датащи(HTML) 3 Page - Analog Devices

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28

датащи скачать

ссылки URL