MCP4716 datasheet(42/70 Pages) MICROCHIP

42 / 70 page

MCP47A1

DS25154A-page 42

 2012 Microchip Technology Inc.

TABLE 7-1:

THEORETICAL DAC OUTPUT VALUES

Wiper Value

VOUT ( 1)

Wiper Value

VOUT ( 1)

Ratio

VREF

Ratio

VREF

Hex

Dec

1.5

3.3

5.0

Hex

Dec

1.5

3.3

5.0

00h

0.0000

20h

0.5000

0.7500

1.6500

2.5000

01h

0.0156

0.0234

0.0516

0.0781

21h

0.5156

0.7734

1.7016

2.5781

02h

0.0313

0.0469

0.1031

0.1563

22h

0.5313

0.7969

1.7531

2.6563

03h

0.0469

0.0703

0.1547

0.2344

23h

0.5469

0.8203

1.8047

2.7344

04h

0.0625

0.0938

0.2063

0.3125

24h

0.5625

0.8438

1.8563

2.8125

05h

0.0781

0.1172

0.2578

0.3906

25h

0.5781

0.8672

1.9078

2.8906

06h

0.0938

0.1406

0.3094

0.4688

26h

0.5938

0.8906

1.9594

2.9688

07h

0.1094

0.1641

0.3609

0.5469

27h

0.6094

0.9141

2.0109

3.0469

08h

0.1250

0.1875

0.4125

0.6250

28h

0.6250

0.9375

2.0625

3.1250

09h

0.1406

0.2109

0.4641

0.7031

29h

0.6406

0.9609

2.1141

3.2031

0Ah

0.1563

0.2344

0.5156

0.7813

2Ah

0.6563

0.9844

2.1656

3.2813

0Bh

0.1719

0.2578

0.5672

0.8594

2Bh

0.6719

1.0078

2.2172

3.3594

0Ch

0.1875

0.2813

0.6188

0.9375

2Ch

0.6875

1.0313

2.2688

3.4375

0Dh

0.2031

0.3047

0.6703

1.0156

2Dh

0.7031

1.0547

2.3203

3.5156

0Eh

0.2188

0.3281

0.7219

1.0938

2Eh

0.7188

1.0781

2.3719

3.5938

0Fh

0.2344

0.3516

0.7734

1.1719

2Fh

0.7344

1.1016

2.4234

3.6719

10h

0.2500

0.3575

0.8250

1.2500

30h

0.7500

1.1250

2.4750

3.7500

11h

0.2656

0.3984

0.8766

1.3281

31h

0.7656

1.1484

2.5266

3.8281

12h

0.2813

0.4219

0.9281

1.4063

32h

0.7813

1.1719

2.5781

3.9063

13h

0.2969

0.4453

0.9797

1.4844

33h

0.7969

1.1953

2.6297

3.9844

14h

0.3125

0.4688

1.0313

1.5625

34h

0.8125

1.2188

2.6813

4.0625

15h

0.3281

0.4922

1.0828

1.6406

35h

0.8281

1.2422

2.7328

4.1406

16h

0.3438

0.5156

1.1344

1.7188

36h

0.8438

1.2656

2.7844

4.2188

17h

0.3594

0.5391

1.1859

1.7969

37h

0.8594

1.2891

2.8359

4.2969

18h

0.3750

0.5625

1.2375

1.8750

38h

0.8750

1.3125

2.8875

4.3750

19h

0.3906

0.5859

1.2891

1.9531

39h

0.8906

1.3359

2.9391

4.4531

1Ah

0.4063

0.6094

1.3406

2.0313

3Ah

0.9063

1.3594

2.9906

4.5313

1Bh

0.4219

0.6328

1.3922

2.1094

3Bh

0.9219

1.3828

3.0422

4.6094

1Ch

0.4375

0.6563

1.4438

2.1875

3Ch

0.9375

1.4063

3.0938

4.6875

1Dh

0.4531

0.6797

1.4953

2.2656

3Dh

0.9531

1.4297

3.1453

4.7656

1Eh

0.4688

0.7031

1.5469

2.3438

3Eh

0.9688

1.4531

3.1969

4.8438

1Fh

0.4844

0.7266

1.5984

2.4219

3Fh

0.9844

1.4766

3.2484

4.9219

40h

1.0000

1.5000

3.3000

5.0000

Note 1:

VOUT voltages based on RFS and RZS = 0 .

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