WM2631 Ver la hoja de datos (PDF) - Wolfson Microelectronics plc

Número de pieza

componentes Descripción

fabricante

WM2631

Octal 10-bit, Serial Input, Voltage Output DAC with Internal Reference

Wolfson Microelectronics plc 

WM2631

Production Data

ELECTRICAL CHARACTERISTICS

Test Characteristics:

RL = 10kΩ, CL = 100pF AVDD = DVDD = 5V ± 10%, VREF = 2.048V and AVDD = DVDD = 3V ± 10%, VREF = 1.024V over

recommended operating free-air temperature range (unless noted otherwise).

PARAMETER

Static DAC Specifications

Resolution

Integral non-linearity

Differential non-linearity

Zero code error

Gain error

DC power supply rejection ratio

Zero code error temperature

coefficient

Gain error temperature coefficient

DAC Output Specifications

Output voltage range

Output load regulation

Power Supplies

Active supply current

Power down supply current

Dynamic DAC Specifications

Slew rate

Settling time

Glitch energy

Channel Crosstalk

SYMBOL

TEST

CONDITIONS

MIN TYP

MAX UNIT

INL

DNL

ZCE

GE

PSRR

Code 20 to 1023 (see Note 1)

Code 20 to 1023 (see Note 2)

See Note 3

See Note 4

See Note 5

See Note 6

See Note 6

10

bits

±0.5

±2

LSB

±0.1

±1

LSB

±30

mV

±0.6 % FSR

-50

dB

30

µV/°C

10

ppm/°C

10kΩ Load

0

2kΩ to 10kΩ load

See Note 7

AVDD-0.4 V

±0.3 % Full

Scale

IDD

No load, VIH=DVDD, VIL=0V

AVDD = DVDD = 5V,

VREF = 2.048V

Slow

Fast

See Note 8

No load, all inputs 0V

or DVDD

6

8

mA

16

21

mA

0.1

µA

DAC code 10%-90%

Load = 10kΩ, 100pF

Fast

Slow

See Note 9

DAC code 10%-90%

Load = 10kΩ, 100pF

Fast

Slow

See Note 10

DAC code 511 to 512

4

10

1

3

1

3

4

10kHz sine wave, 4V pk-pk

-90

V/µs

V/µs

3

µs

7

µs

nV-s

dB

WOLFSON MICROELECTRONICS LTD

PD Rev 1.1 April 2001

4

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