WM2629CDT データシートの表示（PDF） - Wolfson Microelectronics plc

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コンポーネント説明

メーカー

WM2629CDT

Octal 8-bit, Serial Input, Voltage Output DAC with Power Down

Wolfson Microelectronics plc 

WM2629

Production Data

ELECTRICAL CHARACTERISTICS

Test Characteristics:

Over recommended operating conditions (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

Reference Input

Reference input resistance

Reference input capacitance

Reference feedthrough

Reference input bandwidth

SYMBOL

TEST

CONDITIONS

MIN TYP

MAX UNIT

INL

DNL

ZCE

GE

PSRR

Code 6 to 255 (see Note 1)

Code 6 to 255 (see Note 2)

See Note 3

See Note 4

See Note 5

See Note 6

See Note 6

8

bits

±0.3

±1

LSB

±0.1

±1

LSB

±30

mV

±0.6 % FSR

-60

dB

30

µV/°C

10

ppm/°C

10kΩ Load

0

2kΩ to 10kΩ load

See Note 7

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

DAC code 10%-90%

Load = 10kΩ, 100pF

Fast

4

Slow

1

See Note 9

DAC code 10%-90%

Load = 10kΩ, 100pF

Fast

Slow

See Note 10

Code 127 to code 128

10kHz sine wave, 4V pk-pk

AVDD-0.4 V

±0.3 % Full

Scale

6

8

mA

16

21

mA

0.1

µA

10

V/µs

3

V/µs

1

3

µs

3

7

µs

4

nV-s

-90

dB

RREF

100

CREF

5

VREF=2VPP at 1kHz

-84

+ 2.048V DC, DAC code 0

VREF= 0.4VPP + 2.048V DC,

DAC code 128

Slow

1.9

Fast

2.2

kΩ

pF

dB

MHz

MHz

WOLFSON MICROELECTRONICS LTD

PD Rev 1.0 April 2001

4

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