AD5628(RevPrA) Ver la hoja de datos (PDF) - Analog Devices

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AD5628
(Rev.:RevPrA)

Octal, 12-14-16 Bit Dac with 10ppm/°C Max On-Chip Reference in 14-Lead TSSOP

Analog Devices 

AD5628/AD5648/AD5668

Preliminary Technical Data

A Grade

B Grade

Parameter

Min Typ Max Min Typ Max Unit

OUTPUT

CHARACTERISTICS6

Output Voltage Range

0

VDD

0

VDD

V

Capacitive Load Stability

2

2

pF

10

10

pF

DC Output Impedance

0.5

0.5

Ω

Short Circuit Current

30

30

mA

Power-Up Time

4

4

µs

REFERENCE INPUTS3

Reference Input voltage

VDD

Reference Current

35

Reference Input Range

0

Reference Input Impedance

14.6

REFERENCE OUTPUT

Output Voltage

2.495 2.5

AD5628/AD5648/AD5668x-

2/3

Reference TC

Reference Output

2

Impedance

LOGIC INPUTS3

Input Current

VINL, Input Low Voltage

VINH, Input High Voltage

2

Pin Capacitance

3

POWER REQUIREMENTS

VDD

IDD (Normal Mode)8

VDD=4.5 V to +5.5 V

IDD (All Power-Down

Modes)9

VDD=4.5 V to +5.5 V

POWER EFFICIENCY

4.5

2

0.2

IOUT/IDD

89

VDD

45

35

VDD

0

14.6

2.505 2.495 2.5

±10

2

±1

0.8

2

3

5.5

4.5

4

2

1

0.2

89

V

45

µA

VDD

kΩ

2.505 V

±10 ppm/°C

kΩ

±1

µA

0.8

V

V

pF

5.5

V

4

mA

1

µA

%

B Version 1,2

Conditions/Comments

RL=∞

RL=2 kΩ

VDD=+5V

Coming out of Power-Down Mode.

VDD=+5V

±1% for specified performance

VREF = VDD = +5.5V (per DAC channel)

Per DAC channel

VDD=+5 V

VDD=+5 V

All Digital Inputs at 0 or VDD

DAC Active and Excluding Load Current

VIH=VDD and VIL=GND

VIH=VDD and VIL=GND

ILOAD=2 mA, VDD=+5 V

Rev.PrA | Page 4 of 24

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