X9271UV14Z-2.7 datasheet(8/18 Pages) INTERSIL

Part #	X9271UV14Z-2.7

Description	Single, Digitally Controlled Potentiometer

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Manufacturer	INTERSIL [Intersil Corporation]

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8 / 18 page

8

FN8174.4

July 18, 2014

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FIGURE 3. THREE-BYTE INSTRUCTION SEQUENCE (READ)

FIGURE 4. TWO-BYTE INSTRUCTION SEQUENCE

FIGURE 5. INCREMENT/DECREMENT INSTRUCTION SEQUENCE

01

0

1

A1 A0

I3

I2

I1 I0

RB RA

P0

SCL

SI

D7 D6 D5 D4 D3 D2 D1 D0

CS

00

ID3 ID2 ID1 ID0

Device ID

Internal

Instruction

Opcode

Address

Register

Address

Pot/Bank

Address

00

P1

WCR[7:0] valid only when P1 = P0 = 0;

S0

X

XX

X

Don’t Care

or

Data Register Bit [7:0] for all values of P1 and P0

ID3 ID2 ID1 ID0

0

A1 A0

I3

I2

I1

RB RA

P0

SCK

SI

CS

010

1

Device ID

Internal

Instruction

Opcode

Address

Register

0

I0

0

P1

Address

Pot/Bank

Address

0

These commands only valid when P1 = P0 = 0

0

01

0

1

A1 A0

I3

I2

I1 I0

RA RB

P0

SCL

SI

CS

00

ID3 ID2 ID1 ID0

Device ID

Internal

Instruction

Opcode

Address

Register

Address

Pot/Bank

Address

00

P1

0

I

N

C

1

I

N

C

2

I

N

C

n

D

E

C

1

D

E

C

n

0

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X9271UV14Z-2.7 Datasheet(PDF) 8 Page - Intersil Corporation

X9271UV14Z-2.7 Datasheet(HTML) 8 Page - Intersil Corporation

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