WM2633 datasheet(7/12 Pages) WOLFSON

Part #	WM2633

Description	Byte-wide Parallel Input, 12-bit Voltage Output DAC with Internal Reference

PDF	12 Pages

Scroll/Zoom	100%

Manufacturer	WOLFSON [Wolfson Microelectronics plc]

Direct Link	http://www.wolfsonmicro.com

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7 / 12 page

Production Data

WM2633

WOLFSON MICROELECTRONICS LTD

PD Rev 1.0 July 1999

TYPICAL PERFORMANCE GRAPHS

AVDD = DVDD = 5V, VREF = External. 2.048V, Speed = Fast mode, Load = 10k/100pF

-3

-2

-1

512

1024

1536

2048

2559

3071

3583

4095

DIGITAL CODE

Figure 2 Integral Non-Linearity

0.5

1.5

2.5

0.5

11.522.5

33.5

ISINK - mA

Slow

Fast

AVDD = DVDD = 3V, VREF= Internal. 1V,

Input Code = 0

0.5

1.5

2.5

3.5

4.5

00.511.5

22.533.5

ISINK - mA

Slow

Fas)

AVDD = DVDD = 5V, VREF = Int. 2V, Input Code = 0

Figure 3 Sink Current AVDD = 3V

Figure 4 Sink Current AVDD = 5V

2.035

2.0355

2.036

2.0365

2.037

2.0375

2.038

2.0385

2.039

2.0395

00.5

11.5

2.5

3.5

ISOURCE - mA

Slow

Fast

AVDD = DVDD = 3V, VREF = Int. 1V, Input Code = 4095

4.075

4.0755

4.076

4.0765

4.077

4.0775

4.078

4.0785

4.079

4.0795

00.5

11.5

2.5

3.5

ISOURCE - mA

Slow

Fast

AVDD = DVDD = 5V, VREF = Int. 2V, Input Code = 4095

Figure 5 Source Current AVDD = 3V

Figure 6 Source Current AVDD = 5V

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