AD7564 datasheet(2/16 Pages) AD

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Parameter

B Grade

Units

Test Conditions/Comments

ACCURACY

Resolution

Bits

1 LSB = VREF/2

12 = 2.44 mV when V

REF = 10 V

Relative Accuracy

±0.5

LSB max

Differential Nonlinearity

±0.5

LSB max

All Grades Guaranteed Monotonic Over Temperature

Gain Error

+25

°C

±4

LSBs max

TMIN to TMAX

±5

LSBs max

Gain Temperature Coefficient

ppm FSR/

°C typ

ppm FSR/

°C max

Output Leakage Current

IOUT1

@ +25

°C

nA max

TMIN to TMAX

nA max

REFERENCE INPUT

Input Resistance

Ω min

Typical Input Resistance = 9.5 k

Ω

Ω max

Ladder Resistance Mismatch

% max

Typically 0.6%

DIGITAL INPUTS

VINH, Input High Voltage

2.4

V min

VINL, Input Low Voltage

0.8

V max

IINH, Input Current

±1

µA max

CIN, Input Capacitance

pF max

DIGITAL OUTPUT (SDOUT)

Output Low Voltage (VOL)

0.4

V max

Load Circuit as in Figure 2.

Output High Voltage (VOH)

4.0

V min

POWER REQUIREMENTS

VDD Range

4.75/5.25

V min/V max

Part Functions from 3.3 V to 5.25 V

Power Supply Rejection

∆Gain/∆V

–75

dB typ

IDD

µA max

VINH = VDD, VINL = 0 V

At Input Levels of 0.8 V and 2.4 V, IDD is

Typically 2 mA.

NOTES

1Temperature range is as follows: B Version: –40

°C to +85°C.

2Not production tested. Guaranteed by characterization at initial product release.

Specifications subject to change without notice.

REV. A

Normal Mode

AD7564–SPECIFICATIONS

(VDD = +4.75 V to +5.25 V; IOUT1A to IOUT1D = IOUT2A = IOUT2D = AGND = 0 V; VREF = +10 V; TA = TMIN to TMAX,

unless otherwise noted)

–2–

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