AD5641AKS datasheet(3/20 Pages) AD

Nome de Peças	AD5641AKS

Descrição Electrónicos	2.7 V to 5.5 V, <100 uA, 14-Bit nanoDAC D/A in SC70 Package

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Fabricante Electrônico	AD [Analog Devices]

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Preliminary Technical Data

AD5641

Rev. PrC | Page 3 of 20

SPECIFICATIONS

VDD = 2.7 V to 5.5 V; RL = 2 kΩ to GND; CL = 200 pF to GND; all specifications TMIN to TMAX, unless otherwise noted.

Table 2.

B Version1

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

STATIC PERFORMANCE

Resolution

14

Bits

Relative Accuracy2

±4

LSB

B Grade

±8

LSB

A Grade

Differential Nonlinearity2

±1

LSB

Guaranteed monotonic by design

Zero Code Error

±0.2

mV

All 0s loaded to DAC register

Offset Error

±0.125

% of FSR

Full-Scale Error

±0.01

LSB

All 1s loaded to DAC register

Gain Error

±0.04

% of FSR

Zero Code Error Drift

5.0

µV/°C

Gain Temperature Coefficient

2.0

ppm of FSR/°C

OUTPUT CHARACTERISTICS3

Output Voltage Range

0

VDD

V

Output Voltage Settling Time

8

18

µs

Code ¼ to ¾

Slew Rate

0.5

V/µs

Capacitive Load Stability

470

pF

RL = ∞

1000

pF

RL = 2 kΩ

Output Noise Spectral Density

120

nV/Hz

DAC code = TBD, 10 kHz

Noise

TBD

DAC code = TBD, 0.1 Hz to 10 Hz bandwidth

Digital-to-Analog Glitch Impulse

10

nV-s

1 LSB change around major carry

Digital Feedthrough

0.5

nV-s

DC Output Impedance

1

Short-Circuit Current

20

mA

VDD = 3 V/5 V

LOGIC INPUTS

Input Current

±1

µA

VINL, Input Low Voltage

0.8

V

VDD = 5 V

0.6

V

VDD = 2.7 V

VINH, Input High Voltage

1.8

V

VDD = 5 V

1.4

V

VDD = 2.7 V

Pin Capacitance

3

pF

POWER REQUIREMENTS

VDD

2.7

5.5

V

All digital inputs at 0 or VDD

IDD (Normal Mode)

DAC active and excluding load current

VDD = 4.5 V to 5.5 V

100

µA

VIH = VDD and VIL = GND

VDD = 2.7 V to 3.6 V

70

µA

VIH = VDD and VIL = GND

IDD (All Power-Down Modes)

VDD = 4.5 V to 5.5 V

0.2

1

µA

VIH = VDD and VIL = GND

VDD = 2.7 V to 3.6 V

0.05

1

µA

VIH = VDD and VIL = GND

POWER EFFICIENCY

IOUT/IDD

TBD

%

ILOAD = 2 mA and VDD = ±5 V

1 Temperature ranges are as follows: B Version: –40°C to +125°C, typical at +25°C.

2 Linearity calculated using a reduced code range.

3 Guaranteed by design and characterization, not production tested.

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