AD5444 Просмотр технического описания (PDF) - Analog Devices

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AD5444

12-/14-Bit High Bandwidth Multiplying DACs with Serial Interface

Analog Devices 

AD5444/AD5446

SPECIFICATIONS

VDD = 2.5 V to 5.5 V, VREF = 10 V, IOUT2 = 0 V. Temperature range for Y version: −40°C to +125°C. All specifications TMIN to TMAX,

unless otherwise noted. DC performance measured with OP177, and ac performance measured with AD8038, unless otherwise noted.

Table 1.

Parameter

STATIC PERFORMANCE

AD5444

Resolution

Relative Accuracy

Differential Nonlinearity

Total Unadjusted Error (TUE)

Gain Error

AD5446

Resolution

Relative Accuracy

Differential Nonlinearity

Total Unadjusted Error (TUE)

Gain Error

Gain Error Temperature Coefficient1

Output Leakage Current

REFERENCE INPUT1

Reference Input Range

VREF Input Resistance

RFB Feedback Resistance

Input Capacitance

Zero-Scale Code

Full-Scale Code

DIGITAL INPUTS/OUTPUTS1

Input High Voltage, VIH

Input Low Voltage, VIL

Output High Voltage, VOH

Output Low Voltage, VOL

Input Leakage Current, IIL

Input Capacitance

Min

Typ Max Unit

Conditions

12

Bits

±0.5 LSB

±1

LSB

±1

LSB

±0.5 LSB

Guaranteed monotonic

14

Bits

±2

LSB

−1/+2 LSB

Guaranteed monotonic

±4

LSB

±2.5 LSB

±2

ppm FSR/°C

±1

nA

Data = 0x0000, TA = 25°C, IOUT1

±10 nA

Data = 0x0000, TA = −40°C to +125°C, IOUT1

±10

V

7

9

11

kΩ

Input resistance TC = −50 ppm/°C

7

9

11

kΩ

Input resistance TC = −50 ppm/°C

18

22

pF

18

22

pF

2.0

1.7

VDD − 1

VDD − 0.5

V

V

0.8

V

0.7

V

V

V

0.4

V

0.4

V

±1

nA

±10 nA

10

pF

VDD = 3.6 V to 5 V

VDD = 2.5 V to 3.6 V

VDD = 2.7 V to 5.5 V

VDD = 2.5 V to 2.7 V

VDD = 4.5 V to 5 V, ISOURCE = 200 μA

VDD = 2.5 V to 3.6 V, ISOURCE = 200 μA

VDD = 4.5 V to 5 V, ISINK = 200 μA

VDD = 2.5 V to 3.6 V, ISINK = 200 μA

TA = 25°C

TA = −40°C to +125°C

Rev. C | Page 3 of 28

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