WM2629IDT Ver la hoja de datos (PDF) - Wolfson Microelectronics plc

Número de pieza

componentes Descripción

Fabricante

WM2629IDT

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

Wolfson Microelectronics plc 

Production Data

TYPICAL PERFORMANCE GRAPHS

WM2629

0.3

0.2

0.1

0

-0.1

-0.2

-0.3

0

32

64

96

128

160

192

224

256

DIGITAL CODE

Figure 2 Integral Non-Linearity

1

VDD = 3V

VREF = 1.024V

Input Code = 0

0.8

0.6

0.4

0.2

0

0

0.5

Slow

Fast

1

1.5

2

Sink Current (mA)

Figure 3 Output Load Regulation (Sink) AVDD = 3V

2.1

2.08

VDD=3V

VREF=1.024V

Input Code = 4095

Slow

Fast

2.06

2.04

2.02

2

0

-0.5

-1

-1.5

-2

-2.5

-3

-3.5

-4

Sourcing Current (mA)

Figure 5 Output Load Regulation (Source) AVDD = 3V

1

VDD = 5V

VREF = 2.048V

Input Code = 0

0.8

Slow

Fast

0.6

0.4

0.2

0

0

0.2

0.4

0.6

0.8

1

1.2

1.4

1.6

1.8

2

Sink Current (mA)

Figure 4 Output Load Regulation (Sink) AVDD = 5V

4.15

4.13

VDD=5V

VREF=2.048V

Input Code = 4095

Slow

Fast

4.11

4.09

4.07

4.05

0

-0.5

-1

-1.5

-2

-2.5

-3

-3.5

-4

Sourcing Current (mA)

Figure 6 Output Load Regulation (Source) AVDD = 5V

WOLFSON MICROELECTRONICS LTD

PD Rev 1.0 April 2001

7

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