ISL23425WFRUZ-T7A datasheet(2/20 Pages) INTERSIL

部件名	ISL23425WFRUZ-T7A

功能描述	Dual, 256-Tap, Low Voltage Digitally Controlled Potentiometer (XDCP??

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制造商	INTERSIL [Intersil Corporation]

网页	http://www.intersil.com/cda/home

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2 / 20 page

ISL23425

2

FN7873.0

June 20, 2011

Block Diagram

POWER UP

INTERFACE,

CONTROL

AND

STATUS

LOGIC

SPI

INTERFACE

VCC

GND

SCK

SDI

SDO

CS

RH0

RL0

RW0

RH1

RL1

RW1

WR0

VOLATILE

REGISTER

AND

WIPER

CONTROL

CIRCUITRY

WR1

VOLATILE

REGISTER

AND

WIPER

CONTROL

CIRCUITRY

VLOGIC

Pin Configurations

ISL23425

(14 LD TSSOP)

TOP VIEW

ISL23425

(16 LD µTQFN)

TOP VIEW

RW1

RL1

RL0

VCC

RH1

RH0

SDI

CS

SCK

RW0

VLOGIC

GND

SDO

1

2

3

4

5

6

7

14

13

12

11

10

9

8

RH1

RW1

CS

RW0

SCK

RH0

SDO

SDI

1

3

4

2

12

10

9

11

Pin Descriptions

TSSOP

µTQFN

SYMBOL

DESCRIPTION

1, 7

5, 6, 15

GND

Ground pin

216

VLOGIC

SPI bus/logic supply

Range 1.2V to 5.5V

3

1

SDO

Logic Pin - Serial bus data output

(configurable)

4

2

SCK

Logic Pin - Serial bus clock input

5

3

SDI

Logic Pin - Serial bus data input

64

CS

Logic Pin - Active low chip select

8

RL1

DCP1 “low” terminal

99RW1

DCP1 wiper terminal

10

RH1

DCP1 “high” terminal

11

RH0

DCP0 “high” terminal

12

RW0

DCP0 wiper terminal

13

RL0

DCP0 “low” terminal

14

VCC

Analog power supply.

Range 1.7V to 5.5V

7

NC

Not Connected

类似零件编号 - ISL23425WFRUZ-T7A

制造商	部件名	数据表	功能描述
Renesas Technology Corp	ISL23425WFRUZ-T7A	1Mb / 20P	Dual, 256-Tap, Low Voltage Digitally Controlled Potentiometer (XDCP??

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类似说明 - ISL23425WFRUZ-T7A

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Intersil Corporation	ISL23325	848Kb / 20P	Dual, 256-Tap, Low Voltage Digitally Controlled Potentiometer (XDCP??
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Renesas Technology Corp	ISL23325	1Mb / 20P	Dual, 256-Tap, Low Voltage Digitally Controlled Potentiometer (XDCP??
Renesas Technology Corp	ISL23425	1Mb / 20P	Dual, 256-Tap, Low Voltage Digitally Controlled Potentiometer (XDCP??
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Renesas Technology Corp	ISL23345	1Mb / 19P	Quad, 256 Tap, Low Voltage Digitally Controlled Potentiometer (XDCP™) June 21, 2011
Renesas Technology Corp	ISL23445	1Mb / 20P	Quad, 256 Tap, Low Voltage Digitally Controlled Potentiometer (XDCP™) June 21, 2011
Intersil Corporation	ISL23428	645Kb / 21P	Dual, 128-Tap, Low Voltage Digitally Controlled Potentiometer (XDCP??